Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?
Published . Updated .
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Lam Research reported first quarter 2027 revenue of US$8.22b and net income of US$2.75b, alongside guidance for December quarter revenue around US$8.6b and earnings per diluted share near US$2.33. Management paired record quarterly performance with commentary on component
Directly affected
- LRCX Lam Research-24.9% 30d
Named in this report.
Indirectly affected
- DIA SPDR Dow Jones Industrial Average ETF+0.1% 30d
SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story.
- QQQ Invesco QQQ-9.8% 30d
Invesco QQQ: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story.
- XLI Industrial Select Sector SPDR-0.3% 30d
Industrial Select Sector SPDR holds the industrials sector that Lam Research belongs to, so it often moves with news about it.
- ACMR ACM Research-30.1% 30d
ACM Research is a peer of Lam Research in special industry machinery; rivals often move on the same news.
- ACLS Axcelis Technologies-15.8% 30d
Axcelis Technologies is a peer of Lam Research in special industry machinery; rivals often move on the same news.
- VECO Veeco Instruments
Veeco Instruments is a peer of Lam Research in special industry machinery; rivals often move on the same news.
- ASML ASML Holding N.V-0.8% 16d
ASML Holding N.V is a peer of Lam Research in special industry machinery; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| LRCX | +10.03% | +3.66% | base | after close | after close | after close | after close |
| DIA | +1.47% | -0.00% | base | after close | after close | after close | after close |
| QQQ | +5.88% | +0.76% | base | after close | after close | after close | after close |
| XLI | -1.66% | -2.29% | base | after close | after close | after close | after close |
| ACMR | +17.09% | +0.35% | base | after close | after close | after close | after close |
| ACLS | +16.92% | +2.68% | base | after close | after close | after close | after close |
| VECO | +17.36% | +3.87% | base | after close | after close | after close | after close |
| ASML | +7.25% | +0.88% | base | after close | after close | after close | after close |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
Should Cautious Guidance Require Action From Lam Research (LRCX) Investors? Yahoo Finance
Source: Yahoo Finance
The price since 4 Nov 2026: Spdr Dow Jones Industrial Average Etf Trust (DIA) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| ACLS | three days earlier | +2.68% | final price |
| ACLS | five days earlier | +16.92% | final price |
| ACMR | three days earlier | +0.35% | final price |
| ACMR | five days earlier | +17.09% | final price |
| ASML | three days earlier | +0.88% | final price |
| ASML | five days earlier | +7.25% | final price |
| Spdr Dow Jones Industrial Average Etf Trust (DIA) | three days earlier | -0.00% | final price |
| Spdr Dow Jones Industrial Average Etf Trust (DIA) | five days earlier | +1.47% | final price |
| LRCX | three days earlier | +3.66% | final price |
| LRCX | five days earlier | +10.03% | final price |
| Invesco Qqq Trust, Series 1 (QQQ) | three days earlier | +0.76% | final price |
| Invesco Qqq Trust, Series 1 (QQQ) | five days earlier | +5.88% | final price |
| VECO | three days earlier | +3.87% | final price |
| VECO | five days earlier | +17.36% | final price |
| XLI | three days earlier | -2.29% | final price |
| XLI | five days earlier | -1.66% | final price |
Congressional trades in the stocks in this story
- Rep. David J. Taylor bought Lam Research (LRCX), worth $1,001 - $15,000 on 15 Oct 2026. That is 20 days before publication. Filed 29 Oct 2026. View the filing.
- Sen. Sheldon Whitehouse sold Lam Research (LRCX) (held by a spouse), worth $1,001 - $15,000 on 13 Aug 2026. That is 83 days before publication. Filed 2 Sep 2026. View the filing.
- Rep. Kevin Hern sold Asml Holding (ASML) (jointly held), worth $15,001 - $50,000 on 23 Oct 2026. That is 12 days before publication. Filed 28 Oct 2026. View the filing.
- Rep. Michael T. McCaul bought Asml Holding (ASML) (held by a spouse), worth $50,001 - $100,000 on 7 Aug 2026. That is 89 days before publication. Filed 14 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around Spdr Dow Jones Industrial Average Etf Trust (DIA)
Companies tied to this story
- DIA Spdr Dow Jones Industrial Average Etf Trust
Spdr Dow Jones Industrial Average Etf Trust (DIA) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?.” Reason on file: SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
- QQQ Invesco Qqq Trust, Series 1
For “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?,” Invesco Qqq Trust, Series 1 (QQQ) is linked, with no stored direction, medium confidence. Reason on file: Invesco QQQ: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
- IWM Ishares Tr
For “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?,” Ishares Tr (IWM) is linked, with no stored direction, medium confidence. Reason on file: iShares Russell 2000 ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
- RSP Invesco Exchange Traded Fd T
In “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?,” Invesco Exchange Traded Fd T (RSP) is linked, with no stored direction, medium confidence. Reason on file: Invesco S&P 500 Equal Weight ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
- VTI Vanguard Index Fds
Vanguard Index Fds (VTI) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?.” Reason on file: Vanguard Total Stock Market ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
Spdr Dow Jones Industrial Average Etf Trust (DIA)
The 4 Nov 2026 story “Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?” names Spdr Dow Jones Industrial Average Etf Trust (DIA) because of this story.
For Spdr Dow Jones Industrial Average Etf Trust (DIA), the reason on file says SPDR Dow Jones Industrial Average ETF: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
A second company, Invesco Qqq Trust, Series 1 (QQQ), is listed for a different reason: Invesco QQQ: it is a broad US stock-market fund. Linked by “investors” (the broad US market) in this story
Price levels for Spdr Dow Jones Industrial Average Etf Trust (DIA)
DIA traded between 504.92 and 522.62 across 18 sessions. The latest close on file is 515.65. IWM traded between 269.88 and 285.25 across 20 sessions. The latest close on file is 279.20. QQQ traded between 680.34 and 757.18 across 20 sessions. The latest close on file is 685.32.
A simple score for Spdr Dow Jones Industrial Average Etf Trust (DIA)
40 out of 100
“Should Cautious Guidance Require Action From Lam Research (LRCX) Investors?” scores 40 out of 100. The score uses 1 sources, and 5 linked companies.