Rate-Hike Odds Top 50% as Warsh's Hawkish Turn Sends Chip Stocks Into a Slide

Daily Top-10 Movers

Prices are Tuesday, September 1, 2026 closes at 4:00 PM EDT. Ranked by absolute price change among semiconductor stocks with market cap ≥$5B.

★ highlighted = today's news-driven movers.

Arm's $800 Million Pay Fight Collides With Broadcom's Earnings Day

• Arm Holdings faces a shareholder revolt over a "value creation plan" that could pay chief executive Rene Haas up to $800 million in shares if the company reaches a $2 trillion valuation, with proxy advisers Institutional Shareholder Services and Glass Lewis both recommending investors vote against it, per Tom's Hardware. Why it matters: ISS also urged a vote against Haas's and chairman Masayoshi Son's re-election over independence concerns, and with SoftBank holding roughly 86.4% of Arm's shares, the September 9 annual meeting vote is more a referendum on governance optics than a real threat to the package's passage.
• Broadcom reports fiscal third-quarter results after Wednesday's close, with Wall Street modeling adjusted earnings per share of $3.22, up 90% year-over-year, and options pricing in a roughly 7% share-price swing, per TipRanks. Why it matters: the print follows Nvidia's blowout quarter and will test whether Broadcom's roughly $16 billion of guided AI semiconductor revenue, up more than 200% year-over-year, still clears a bar that JPMorgan's Harlan Sur has called elevated heading into results, per MarketWatch.

Samsung Locks 70% of HBM Capacity Through 2031 as SK Hynix Adds $38 Billion

• Samsung Electronics has committed roughly 70% of its memory production capacity through 2031 under long-term agreements with Microsoft, Nvidia and Google, with a 36GB HBM3E module reportedly priced at 500,000 to 700,000 won under those contracts versus about 2.87 million won on the spot market, per 24/7 Wall St., citing Seoul Economic Daily. Why it matters: customers are trading a steep discount for guaranteed supply years in advance, evidence that buyers expect the HBM shortage to persist rather than ease, even as new capacity comes online.
• SK hynix has approved 54.3 trillion won ($38.3 billion) of investment through 2031 and its chief executive said the memory shortage could persist through 2030, even as the company breaks ground on a $4 billion HBM packaging facility in Indiana targeted for 2029 production, per 24/7 Wall St. Why it matters: new factories add supply, but capacity locked up years ahead of completion means that supply won't reach the broader market as fast as headline capex figures might suggest.

Taiwan Puts Real Numbers on Nvidia, Micron and AMD's Local Investment

• President William Lai Ching-te said Nvidia has invested and procured more than NT$3 trillion ($94.78 billion) worth of goods and services annually in Taiwan, while Micron has invested over NT$1.4 trillion and AMD has expanded its research and development spending to more than NT$300 billion, speaking at the 2026 Semicon Network Summit in Taipei, per Focus Taiwan. Why it matters: Lai also cited TSMC's additional $100 billion Arizona investment announced in July and said its Dresden, Germany fab is expected to begin production by the end of next year, underscoring how much of the AI buildout still runs through Taiwan even as manufacturing diversifies.
• TSMC will establish a three-hectare advanced-packaging testing and validation hub in Kaohsiung's Baipu Industrial Park, with modular cleanrooms expected to cut equipment and materials validation time by 25% to 50%, per Focus Taiwan. Why it matters: the hub also anchors a training center for advanced-packaging specialists, a direct response to the talent bottleneck that packaging capacity increasingly depends on as much as wafer capacity does.

Washington's 'Pax Silica' Pitch Meets Taiwan's Case for a Global Chip Network

• US Under Secretary of State for Economic Affairs Jacob Helberg called semiconductors "the single most important technology of our lifetime" and framed a "Pax Silica" project as a network of trusted partners committed to fair trade, reliable suppliers and secure technology, in prerecorded remarks to the Semicon Network Summit, per Focus Taiwan. Why it matters: Helberg said "concentration without resilience is a vulnerability," a direct nod to Washington's push to diversify chip manufacturing while still treating Taiwan as the anchor of that network rather than a risk to route around.
• President Lai told the same summit that Taiwan's semiconductor connections with 38 participating countries provide mutual support "in the face of natural disasters, pandemics and geopolitical shifts," per Focus Taiwan. Why it matters: the framing positions Taiwan's chip industry as a geopolitical asset it can leverage diplomatically, not just an economic one, as the island navigates pressure from both Washington and Beijing over where future capacity gets built.

Stifel Bets on Foundries as JPMorgan's Desk Turns Cautious on Chips

• Stifel (Sahej Singh, via TheFly, September 1): the firm initiated coverage of the foundry subsector with Buy ratings on TSMC ($515 price target), GlobalFoundries ($60) and Tower Semiconductor ($270), framing TSMC as a long-term industrial-cyclical holding rather than a momentum trade.
• JPMorgan (Andrew Tyler, via Crypto Briefing, August 31): the bank's trading desk dropped its bullish near-term stance on US equities ahead of the Fed's September 16 decision, citing rate uncertainty and the risk of an unwind in high-flying AI shares even as it called underlying fundamentals strong.

CPI Data and a Fed Decision Loom as the Next Catalysts for Chip Stocks

• Friday, Sept. 11 — the August Consumer Price Index report is released, a data point JPMorgan's trading desk has flagged as pivotal to the Fed's rate-path decision, per Crypto Briefing.
• Wednesday, Sept. 16 — the Federal Reserve announces its interest-rate decision, with markets now pricing better than even odds of a hike after Chair Kevin Warsh's hawkish remarks, per Yahoo Finance.