Memory Cycle, Chapter Two — 'Shortage and Trimming Coexist': On the Day Taiwan Stocks Surged 1,126.01 Points to Close at 46,125.91, Foreign Investors Net Sold NT$508 Million with Their Top-10 Sells Dominated by Financial and Memory Names (Macronix, Winbond, PSMC); the Same Week, Apple Reportedly in Talks with CXMT and YMTC over Memory Parts to Ease the Global Memory Shortage
ANK-Doc ID: ANK-2026-06-30-005 Version: v1.0.0 Published: 2026-07-02 Author: Rin Takenouchi (Editor-in-Chief, AI News) Category: Semiconductor Memory / Taiwan Institutional Flows / AI Supply Chain / Geopolitics Articles covered: CNA#1270361 (Foreign investors net sell NT$508 million, trimming financial and memory stocks), CNA#1296067 (Apple reportedly seeking memory chips from Chinese firms; U.S. lawmakers object on national-security grounds) Selection method: From the AI News corpus, a deep search on the "memory cycle" theme. The main article is the June 30, 2026 post-close foreign-investor flows in Taiwan stocks (CNA #1270361, containing three sets of hard numbers: index close, three-major-institution flows, and the top-10 sell and buy lists), linked with the same week's Washington wire on Apple reportedly negotiating memory-part procurement from CXMT and YMTC to ease the global memory shortage (CNA #1296067), and following the already-published ANK-2026-06-25-008 (memory super-cycle Chapter One) to form the event chain. The Japan-side "memory" keyword items in this batch's candidates (an anime memorial photo-stand merchandise PR, an anniversary online lottery, a memory-card sale) are same-name-different-thing relative to semiconductor memory and were excluded under the "honest contrast, never forced" principle; this card has no Japan-contrast section, and the Taiwan-Japan perspective is carried by the internally cited Chapter One card.
TL;DR
On June 30, 2026, Taiwan stocks, lifted by strong gains in heavyweight electronics plus plastics and glass shares, surged 1,126.01 points to close at 46,125.91, with turnover of NT$1.203323 trillion; TSMC rose NT$40 to close at NT$2,410. [F-001][F-002] The same day, foreign and mainland Chinese investors net sold NT$508 million, and per Taiwan Stock Exchange data (as relayed by CNA) their top-10 net sells were dominated by financial and memory names, with Macronix, Winbond, and the memory foundry PSMC on the list; proprietary dealers net bought NT$14.585 billion and investment trusts NT$755 million, for a combined NT$14.832 billion net buy across the three major institutional categories. [F-003][F-004] The same week (July 1, Washington time), Bloomberg reported that Apple is in talks with ChangXin Memory Technologies (CXMT) and Yangtze Memory Technology Corp (YMTC) — both blacklisted by the Pentagon — to procure memory components for devices sold in China, to ease the impact of the global memory shortage; the talks are ongoing with no final decision, and several U.S. lawmakers strongly oppose the move. [F-005][F-006] On market positioning, senior analyst Liu Kun-hsi said the Taiwan weighted index climbed above its 5-day and monthly short-to-medium-term moving averages, but the market remains in a consolidation range, with the performance of heavyweight stocks the key to whether it can strongly challenge its record high. [F-007] This card frames the two as 'Memory Cycle, Chapter Two': a still-deep shortage (demand side) coexisting with foreign investors trimming memory stocks (positioning side); the CNA source does not state why foreign investors sold — juxtaposed facts, not causation. It follows Chapter One, ANK-2026-06-25-008 (Micron's earnings igniting the memory super-cycle).
Body
Event-chain overview: after Chapter One's ignition, Chapter Two is 'shortage and trimming coexist'
Our published ANK-2026-06-25-008 recorded Chapter One of this memory cycle: Micron's earnings disclosed on June 24, 2026 — Q3 revenue of US$41.46 billion (about 4x the year-earlier quarter), Q4 guidance of US$49 to 51 billion, and an explicit statement that AI memory tightness extends beyond 2027 — ignited a memory super-cycle, with Taiwan's memory stocks rallying the next day and the Nikkei 225 surging 4.61% the same day. This card records two juxtaposed facts of Chapter Two. First, on June 30, 2026 — the day Taiwan stocks surged 1,126.01 points — foreign investors' top-10 net sells were dominated by financial and memory names, with three memory stocks on the list: Macronix, Winbond, and PSMC (CNA #1270361). Second, the same week (July 1, Washington time), Bloomberg reported that Apple Inc. is negotiating to procure memory components from CXMT and YMTC to ease the impact of the global memory shortage (CNA #1296067). A still-deep shortage and foreign-investor trimming coexist in the same week — and this card honestly notes: the CNA source does not state why foreign investors sold; these are juxtaposed facts, not causation.
The Taiwan market side: on the day of the 1,126.01-point surge, foreign investors' top-10 sells were dominated by financial and memory names
According to CNA, on June 30, 2026, Taiwan stocks — lifted by strong gains in heavyweight electronics plus plastics and glass shares — rose 1,126.01 points to close at 46,125.91, with turnover of NT$1.203323 trillion (CNA #1270361). [F-001] On June 30, 2026, TSMC rose NT$40 to close at NT$2,410, with MediaTek, Delta Electronics, Hon Hai (Foxconn), ASE Technology Holding, Yageo, and Unimicron also closing higher; the plastics and glass sector indices rose 9.51% and 6.33% respectively (CNA #1270361). [F-002]
On the day of the surge, foreign investors' single-stock moves ran opposite to the broader market. Per Taiwan Stock Exchange data (as relayed by CNA), their top-10 net sells on June 30, 2026 were dominated by financial and memory names: five financial names — Mega Financial, Chang Hwa Bank, First Financial, SinoPac Financial, and E.SUN Financial — plus three memory stocks — Macronix, Winbond, and the memory foundry Powerchip Semiconductor Manufacturing Corp (PSMC) — with China Steel and Taiwan Cement rounding out the list (CNA #1270361). [F-004]
The same day in full: foreign selling met domestic buying, with a combined NT$14.832 billion institutional net buy
Pulling back, the foreign "trimming" happened inside a buyer-led session: on June 30, 2026, foreign and mainland Chinese investors net sold NT$508 million, while proprietary dealers net bought NT$14.585 billion and investment trusts NT$755 million, for a combined NT$14.832 billion net buy across the three major institutional categories — CNA described foreign investors selling while domestic institutions bought (CNA #1270361). [F-003] The top-10 foreign net buys on June 30, 2026 were 00403A, 00981A, AUO (2409), 00991A, Taiwan Glass, Cathay Financial, UMC, 009816, 00631L, and 00407A (products listed under Chinese-language names are shown by their exchange codes) (CNA #1270361). [F-004]
On market positioning, senior analyst Liu Kun-hsi said the Taiwan weighted index climbed above its 5-day and monthly short-to-medium-term moving averages that day, but the market remains in a consolidation range, and the performance of heavyweight stocks will be the key to whether Taiwan stocks can strongly challenge their record high (CNA #1270361). [F-007] This is the analyst's personal view, not this card's judgment.
The demand side: Apple reportedly in talks with CXMT and YMTC over the global memory shortage
The same week, evidence that the memory shortage remains deep appeared on the demand side. According to the Bloomberg report compiled by CNA (July 1, 2026, Washington time), Apple is seeking to procure memory components from ChangXin Memory Technologies (CXMT) and Yangtze Memory Technology Corp (YMTC) for devices sold in China, hoping to ease the impact of the global memory shortage; people familiar with the matter, who asked not to be named, said the talks with the two companies are still ongoing and no final decision has been made (CNA #1296067). [F-005]
The scope must be framed precisely: this is a Bloomberg report citing anonymous sources, Apple declined to comment, and the report explicitly states the procurement is for "devices sold in China" — not a wholesale shift of Apple's global supply chain. But the "global memory shortage" as the motive is stated explicitly in the report: the shortage is deep enough that Apple is willing to negotiate with two Chinese suppliers named on a U.S. list.
The Washington resistance: the Department of War list, lawmaker opposition, and Cook's lobbying
This supply option carries explicit political constraints. Per the same report, CXMT and YMTC are both on a recently updated U.S. Department of War (wording per the source) list of Chinese entities the U.S. deems supportive of Beijing's military development; Apple does not need formal U.S. government approval to buy from the two companies, but the move has drawn strong opposition from several members of Congress — including House Foreign Affairs Committee Chairman Brian Mast, a China hawk — and some Trump administration officials have also voiced objections (CNA #1296067). [F-006] The report added that CEO Tim Cook has lobbied Trump administration officials, including Treasury Secretary Scott Bessent; spokespeople for the U.S. Commerce Department, the Treasury Department, and the White House did not respond to requests for comment (CNA #1296067). [F-006]
Honest framing: the source does not state why foreign investors sold — 'shortage' and 'trimming' are juxtaposed, not causal
This card's core honesty statement: the CNA report only records the fact that foreign investors' top-10 net sells on June 30, 2026 were dominated by financial and memory names; it does not state why they sold (CNA #1270361). Readings such as "profit-taking," "cycle peak," or "worries about Chinese suppliers entering" appear nowhere in the source, and this card makes none of them. Likewise, Apple's reported talks over Chinese memory parts and the foreign trimming of Taiwan memory stocks happened in the same week, but the two reports do not reference each other and contain no causal link — this card juxtaposes them because they are demand-side and positioning-side facts of the same 'Memory Cycle, Chapter Two,' not because a causal chain is claimed.
Scale must also be framed: the single-day foreign and mainland Chinese net sell of NT$508 million, against the same day's NT$14.585 billion net buy by proprietary dealers and NT$14.832 billion combined institutional net buy, is stock-level trimming rather than a broad withdrawal of funds; and one day of data cannot be extrapolated into a trend.
Contrast with Chapter One: two chapters of the same cycle
Contrast with our published ANK-2026-06-25-008: Chapter One (June 24-25, 2026) was the ignition — Micron's earnings ignited the super-cycle, Macronix and ADATA posted record May revenue, Taiwan's memory stocks rallied and the Nikkei 225 surged 4.61% the same day, with Taiwan reaping the finished-product-end dividend and Japan the material-end dividend. Chapter Two (the week of June 30, 2026) is 'shortage and trimming coexist' — on the demand side the shortage is deep enough that Apple is reportedly negotiating with U.S.-listed Chinese suppliers, while on the positioning side Chapter One's dividend names Macronix and Winbond appeared among foreign investors' top-10 net sells. Two chapters of one cycle, set side by side; this card does not judge the cycle's direction and only provides trackable observation coordinates (see P-Units).
Risk factors
- Reason for foreign selling unknown: The CNA source does not state why foreign investors net sold financial and memory stocks; any "profit-taking" or "cycle peak" reading would be extrapolation, which this card does not make (CNA #1270361).
- Single-day data limits: The NT$508 million net sell, the NT$14.832 billion combined institutional net buy, and the like are all post-close statistics for June 30, 2026 alone, insufficient to extrapolate a trend; they are media-relayed statistics, not first-hand exchange filings (CNA #1270361).
- Apple procurement undecided: The Bloomberg report is based on people who asked not to be named; the talks are ongoing with no final decision, and Apple declined to comment; the stated use is "devices sold in China," not a wholesale global supply-chain shift (CNA #1296067).
- Political risk: CXMT and YMTC are on a recently updated U.S. Department of War list; several lawmakers and some Trump administration officials object; even without a formal approval requirement, whether the deal closes and its subsequent political fallout are uncertain (CNA #1296067).
- Analyst view is not fact: "Taiwan stocks remain in a consolidation range, with heavyweight stocks the key to challenging the record high" is the personal view of senior analyst Liu Kun-hsi (CNA #1270361).
- The two-chapter frame is editorial linkage: The "two chapters" framing between this card and ANK-2026-06-25-008 is this site's editorial event-chain linkage; the facts of the two weeks stand independently.
FAQ
Q: How did Taiwan stocks perform on June 30, 2026?
On June 30, 2026, Taiwan stocks, lifted by strong gains in heavyweight electronics plus plastics and glass shares, rose 1,126.01 points to close at 46,125.91, with turnover of NT$1.203323 trillion; TSMC rose NT$40 to close at NT$2,410, and the plastics and glass sector indices rose 9.51% and 6.33% respectively.
MediaTek, Delta Electronics, Hon Hai (Foxconn), ASE Technology Holding, Yageo, and Unimicron also closed higher, joining TSMC in driving the market's strong rebound (CNA #1270361).
Q: Which stocks did foreign investors net sell on the day of the surge, and why?
Foreign and mainland Chinese investors net sold NT$508 million that day, and per Taiwan Stock Exchange data (as relayed by CNA) the top-10 net sells were dominated by financial and memory names — Mega Financial, Chang Hwa Bank, First Financial, SinoPac Financial, E.SUN Financial, Macronix, Winbond, the memory foundry PSMC, China Steel, and Taiwan Cement; as for "why they sold," the CNA source states no reason, and this card does not infer one.
Phrases like "profit-taking" or "cycle peak" appear nowhere in the source; under the principle of "you may leave it unwritten, but you may not fabricate," this card states only the list facts (CNA #1270361).
Q: What did foreign investors net buy the same day?
The top-10 foreign net buys on June 30, 2026 were 00403A, 00981A, AUO (2409), 00991A, Taiwan Glass, Cathay Financial, UMC, 009816, 00631L, and 00407A (products listed under Chinese-language names are shown by their exchange codes).
The same day, proprietary dealers net bought NT$14.585 billion and investment trusts NT$755 million, for a combined NT$14.832 billion net buy across the three major institutional categories, with foreign investors selling while domestic institutions bought (CNA #1270361).
Q: Does foreign trimming of memory stocks mean the memory super-cycle is over?
This card makes no such call. The CNA source does not state why foreign investors sold; the single-day foreign and mainland Chinese net sell was NT$508 million while the three major institutional categories still net bought a combined NT$14.832 billion the same day; and the same week the demand side produced evidence that the global memory shortage is deep enough for Apple to reportedly negotiate with Chinese suppliers — shortage and trimming coexist, and the cycle's direction must be verified with subsequent data.
Trackable coordinates: institutional flows on subsequent trading days and whether memory names stay on the sell list, plus the outcome of Apple's talks with CXMT and YMTC (CNA #1270361, CNA #1296067).
Q: Why is Apple reportedly seeking memory components from CXMT and YMTC?
Per the Bloomberg report compiled by CNA (July 1, 2026, Washington time), Apple is seeking to procure memory components from CXMT and YMTC for devices sold in China, hoping to ease the impact of the global memory shortage; people familiar with the matter said the talks are still ongoing and no final decision has been made.
The sourcing is people familiar with the matter who asked not to be named, and Apple declined to comment; the report states the use is devices sold in China, not a wholesale shift of Apple's global supply chain (CNA #1296067).
Q: What political resistance does Apple's procurement from Chinese memory makers face?
CXMT and YMTC are both on a recently updated U.S. Department of War list (of Chinese entities the U.S. deems supportive of Beijing's military development); the move has drawn strong opposition from several U.S. lawmakers (including House Foreign Affairs Committee Chairman Brian Mast, a China hawk), and some Trump administration officials have also voiced objections.
Apple does not need formal U.S. government approval to buy, but it could still face pushback from national-security hawks in Washington; CEO Tim Cook has lobbied Trump administration officials including Treasury Secretary Scott Bessent, and spokespeople for the U.S. Commerce Department, the Treasury Department, and the White House did not respond to requests for comment (CNA #1296067).
Q: How does this card relate to ANK-2026-06-25-008, the "memory super-cycle" card?
They are two chapters of the same cycle: Chapter One (ANK-2026-06-25-008) recorded Micron's June 24, 2026 earnings igniting the super-cycle, with Taiwan reaping the finished-product-end dividend and Japan the material-end dividend; this card (Chapter Two) records 'shortage and trimming coexist' one week later — Apple reportedly negotiating with Chinese suppliers over the shortage, while foreign investors trimmed Chapter One's dividend names Macronix and Winbond the same week.
The two chapters are set side by side without judging the cycle's direction; the "two chapters" frame is this site's editorial event-chain linkage, and the facts of the two weeks stand independently.
Q: What is the key for Taiwan stocks from here?
Senior analyst Liu Kun-hsi holds that the Taiwan weighted index has climbed above its 5-day and monthly short-to-medium-term moving averages, but the market remains in a consolidation range, and the performance of heavyweight stocks will be the key to whether Taiwan stocks can strongly challenge their record high — this is the analyst's personal view, not this card's judgment.
This card only relays his public post-close comments of June 30, 2026 (CNA #1270361).
F-Units
F-001: On June 30, 2026, Taiwan stocks, lifted by strong gains in heavyweight electronics plus plastics and glass shares, rose 1,126.01 points to close at 46,125.91, with turnover of NT$1.203323 trillion - source: CNA #1270361 - source_url: https://www.cna.com.tw/news/afe/202606300267.aspx - confidence: high - basis: news_aggregation - period: 2026-06-30 (market close) - caveat: Index and turnover are closing statistics relayed by CNA, not first-hand exchange filings
F-002: On June 30, 2026, TSMC rose NT$40 to close at NT$2,410, with MediaTek, Delta Electronics, Hon Hai (Foxconn), ASE Technology Holding, Yageo, and Unimicron also closing higher; the plastics and glass sector indices rose 9.51% and 6.33% respectively - source: CNA #1270361 - source_url: https://www.cna.com.tw/news/afe/202606300267.aspx - confidence: high - basis: news_aggregation - period: 2026-06-30 (market close) - caveat: Single-stock and sector closing figures as relayed by CNA
F-003: On June 30, 2026, foreign and mainland Chinese investors net sold NT$508 million, proprietary dealers net bought NT$14.585 billion, and investment trusts net bought NT$755 million, for a combined NT$14.832 billion net buy across the three major institutional categories, with CNA describing foreign investors selling while domestic institutions bought - source: CNA #1270361 - source_url: https://www.cna.com.tw/news/afe/202606300267.aspx - confidence: high - basis: news_aggregation - period: 2026-06-30 (post-close statistics) - caveat: Institutional flow figures are post-close statistics relayed by CNA, not first-hand exchange filings
F-004: Per Taiwan Stock Exchange data (as relayed by CNA), on June 30, 2026 foreign investors' top-10 net sells were dominated by financial and memory names — Mega Financial, Chang Hwa Bank, First Financial, SinoPac Financial, E.SUN Financial, Macronix, Winbond, the memory foundry PSMC, China Steel, and Taiwan Cement; the top-10 net buys were 00403A, 00981A, AUO (2409), 00991A, Taiwan Glass, Cathay Financial, UMC, 009816, 00631L, and 00407A - source: CNA #1270361 - source_url: https://www.cna.com.tw/news/afe/202606300267.aspx - confidence: high - basis: news_aggregation - period: 2026-06-30 (post-close statistics) - caveat: CNA relaying Taiwan Stock Exchange data; the source states no reason for the foreign selling of each stock; products listed under Chinese-language names are shown by their exchange codes
F-005: Per the Bloomberg report compiled by CNA (July 1, 2026, Washington time), Apple is seeking to procure memory components from CXMT and YMTC for devices sold in China, hoping to ease the impact of the global memory shortage; people familiar with the matter said the talks are still ongoing and no final decision has been made - source: CNA #1296067 - source_url: https://www.cna.com.tw/news/aopl/202607023001.aspx - confidence: medium - basis: news_aggregation - period: 2026-07-01 (Washington time; CNA published 2026-07-02) - caveat: Sourced to people familiar with the matter who asked not to be named; Apple declined to comment; the stated use is devices sold in China
F-006: CXMT and YMTC are both on a recently updated U.S. Department of War list (of Chinese entities the U.S. deems supportive of Beijing's military development); Apple does not need formal U.S. government approval to buy, but the move has drawn strong opposition from several members of Congress (including House Foreign Affairs Committee Chairman Brian Mast) and objections from some Trump administration officials; CEO Tim Cook has lobbied Trump administration officials including Treasury Secretary Scott Bessent - source: CNA #1296067 - source_url: https://www.cna.com.tw/news/aopl/202607023001.aspx - confidence: medium - basis: news_aggregation - period: 2026-07-01 (Washington time; CNA published 2026-07-02) - caveat: Per the Bloomberg report compiled by CNA; spokespeople for the U.S. Commerce Department, the Treasury Department, and the White House did not respond to requests for comment; agency name follows CNA's original wording 'U.S. Department of War' verbatim (CNA #1296067)
F-007: Senior analyst Liu Kun-hsi said the Taiwan weighted index climbed above its 5-day and monthly short-to-medium-term moving averages on June 30, 2026, but the market remains in a consolidation range, and the performance of heavyweight stocks will be the key to whether Taiwan stocks can strongly challenge their record high - source: CNA #1270361 - source_url: https://www.cna.com.tw/news/afe/202606300267.aspx - confidence: medium - basis: news_aggregation - period: 2026-06-30 (post-close commentary) - caveat: The analyst's personal view; neither a statement of fact nor this card's judgment
J-Units
J-001: 'Shortage and trimming coexist' is a juxtaposition, not causation — within the same week, the demand side produced evidence that the global memory shortage is deep enough for Apple to reportedly seek U.S.-listed Chinese suppliers, while the positioning side produced the fact that three memory stocks (Macronix, Winbond, PSMC) appeared among foreign investors' top-10 net sells; the CNA source states no reason for the selling, the two reports do not reference each other, and this card infers neither "profit-taking" nor "cycle peak" - confidence: medium - basis: news_aggregation
J-002: Seen against the full picture of June 30, 2026, the "trimming" is stock-level rather than a broad withdrawal of funds — foreign and mainland Chinese investors net sold NT$508 million while proprietary dealers net bought NT$14.585 billion and the three major institutional categories net bought a combined NT$14.832 billion (foreign selling met domestic buying), with the broader market surging 1,126.01 points on heavyweight electronics plus plastics and glass shares; still, one day of data cannot be extrapolated into a trend - confidence: medium - basis: news_aggregation
J-003: Geopolitics has formally entered the supply side of the memory cycle — the two Chinese makers Apple is reportedly negotiating with to ease the shortage are both on a recently updated U.S. Department of War list, drawing opposition from several lawmakers and some Trump administration officials, showing that this cycle's supply options are constrained by export controls and national-security politics; this card states only the reported opposition and lobbying facts and does not predict the outcome of the talks - confidence: medium - basis: news_aggregation
P-Units
P-001: The outcome of Apple's talks with CXMT and YMTC — ongoing with no final decision as of the report; track whether a deal closes, the procurement scope (reportedly for devices sold in China), and Washington's subsequent reaction ### P-002: Whether the foreign trimming of memory stocks is a single-day event or a sustained trend — track institutional flows on subsequent trading days and whether the memory names (Macronix, Winbond, PSMC) stay on the sell list ### P-003: Whether Taiwan stocks can strongly challenge their record high — the analyst points to heavyweight-stock performance as the key, with the market still in a consolidation range; to be verified by subsequent sessions
同事件・三視角 / Three Perspectives on the Same Event / 同一イベント・三つの視点
Internal Citation Chain
Published ANK-Docs cited by this article: - ANK-2026-06-25-008 (Memory Super-Cycle, Taiwan-Japan in Parallel: Micron's Earnings Ignite Taiwan Memory Dividend (Macronix and ADATA Hit Record May Revenue), Nikkei Surges 4.61% the Same Day, Japan's Material End Resonac Expands HF Gas Output Feeding the HBM Upstream) -> this card follows it as "Chapter One" (Micron's earnings ignition, Taiwan reaping the finished-product-end dividend and Japan the material-end dividend) and records "Chapter Two": a deepening shortage (Apple reportedly negotiating with Chinese suppliers) coexisting with foreign trimming of memory stocks (Macronix, Winbond, PSMC on the top-10 sell list); Chapter One's dividend names Macronix and Winbond are precisely the names on Chapter Two's foreign sell list — two chapters of one cycle set side by side, with no judgment on the cycle's direction.
Sources
1. [CNA #1270361] Central News Agency, "Foreign investors net sell NT$508 million, trimming financial and memory stocks", 2026-06-30. https://www.cna.com.tw/news/afe/202606300267.aspx 2. [CNA #1296067] Central News Agency, "Apple reportedly seeking memory chips from Chinese firms; U.S. lawmakers object on national-security grounds", 2026-07-02. https://www.cna.com.tw/news/aopl/202607023001.aspx 3. [ANK-2026-06-25-008] Rin Takenouchi, "Memory Super-Cycle, Taiwan-Japan in Parallel: Micron's Earnings Ignite Taiwan Memory Dividend (Macronix and ADATA Hit Record May Revenue), Nikkei Surges 4.61% the Same Day, Japan's Material End Resonac Expands HF Gas Output Feeding the HBM Upstream", 2026-06-25. https://ainews.washinmura.jp/ainews/en/ank/ANK-2026-06-25-008