Lam Research stock slides nearly 6% after-hours as oil shock and risk-off hit chip gear makers

Lam Research stock slides nearly 6% after-hours as oil shock and risk-off hit chip gear makers

New York, March 3, 2026, 17:26 (EST) — After-hours

  • Lam Research dropped roughly 6% after hours, sliding along with other chip-equipment stocks caught in the selloff.
  • Oil climbed close to 5% at the close, rattled by the Iran conflict that’s thrown a wrench into energy shipments and unsettled the market.
  • Traders are also eyeing fresh insider-trade filings, with the March 4 ex-dividend date coming up.

Lam Research Corp (LRCX) sank 5.9% to $217.27 during late after-hours trading Tuesday, deepening losses for semiconductor equipment stocks. Applied Materials dropped 5.6%, KLA gave up 6.1%, and ASML’s U.S.-traded shares lost 4.4%.

Timing is key here. Chip-tool stocks are already packed with investors, and when sentiment shifts defensive, these names can swing quickly—their fortunes tied closely to the scale of factory orders.

Wall Street lost ground Tuesday, rattled by renewed concerns over the expanding U.S.-Israel conflict involving Iran and its impact on energy prices. “This damage is being done because the war keeps spreading,” said Kevin Gordon, head of macro research and strategy at Charles Schwab in New York, who cautioned that headline-driven markets can swing fast. Reuters

Oil made no difference. Brent finished 4.7% higher at $81.40 a barrel, while U.S. West Texas Intermediate closed at $74.56. Ongoing Middle East shipment disruptions kept supply worries on traders’ minds. “The market is thinking there might be a quicker resolution than previously feared,” said Phil Flynn, senior analyst at Price Futures Group. Reuters

Lam didn’t put out any new earnings numbers or guidance Tuesday, but insider trading activity surfaced right in the thick of the drop. According to a Form 4—the usual U.S. filing for insider trades—CFO Douglas Bettinger exercised options and unloaded 40,329 shares, pulling in a weighted average of $230.22. Chief Legal Officer Ava Harter moved 4,000 shares at $232.50.

Lam shares were already under pressure before Tuesday’s decline. On Monday, the stock finished at $231.00, off 1.24%, putting it roughly 10% under the 52-week peak from Feb. 25, according to MarketWatch.

Wednesday brings another key date: the stock goes ex-dividend. Anyone buying after that point misses out on the next payout. Lam’s board set a quarterly dividend at $0.26 per share, with payment scheduled for April 8 to holders on record as of March 4, the company said.

The stock remains up roughly 27% for the year, despite Tuesday’s drop—leaving it vulnerable if traders rush to lock in gains and risk sentiment cools.

This setup works in either direction. De-escalation headlines and falling oil? Traders typically rotate right back into battered growth stocks. Persistent high energy prices, though, can sap rate-cut bets and keep cyclical tech names—like chip-equipment suppliers—under pressure.

There’s another date investors are eyeing: Lam plans to present at the Cantor Global Technology & Industrial Growth Conference on March 11, according to the company.

Lam traders are eyeing stock action once U.S. markets reopen Wednesday, watching the ex-dividend trade, and keeping tabs on whether oil and currency swings keep pushing investors into safer bets.

Khadija Saeed

Khadija Saeed is a financial markets reporter at TS2.tech, specializing in stocks, technology and emerging industries. She studied economics and finance at the London School of Economics and previously worked in market research before moving into financial journalism. Her coverage focuses on the companies, innovations and economic trends influencing global investors. Follow Khadija Saeed on Google News.

AI PORTFOLIO

Top Stock Picks

Today’s highest-ranked model selections.

#1 STRONG BUY

Constellation Energy

NASDAQ: CEG 95 / 100
#2 BUY

AerCap

NYSE: AER 93 / 100
#3 BUY

Walt Disney

NYSE: DIS 92 / 100
#4 ACCUMULATE

AIG

NYSE: AIG 90 / 100
#5 BUY ON PULLBACK

Cheniere Energy

NYSE: LNG 88 / 100
View full portfolio
Editorial model selection. Not personalised advice.
Eli Lilly stock slips again as April orforglipron decision and FDA GLP-1 ad crackdown loom
Previous Story

Eli Lilly stock slips again as April orforglipron decision and FDA GLP-1 ad crackdown loom

Corning stock slides after hours as GLW traders weigh $24 billion 2028 talk and new Gorilla Glass
Next Story

Corning stock slides after hours as GLW traders weigh $24 billion 2028 talk and new Gorilla Glass