Lam Research (LRCX) stock

Semiconductor wafer fabrication equipmentSemiconductor equipment

Market cap $318B

$227.56

-4.83%

Semiconductor equipment, market cap $318BSemiconductor equipment

After-hours $229.11 +0.68%

As of 4:03 PM ET after-hours, delayed 15+ min · Live for Pro members

Quality Score

Above Average

In its industry

#1of 14

Specialty Machinery

Checks firing

1of 14

Trending up

From 52-week high

-48.1%

Below the 200-day

LRCX's Quality Score was unchanged on Fri, Oct 30, at 13.

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Why LRCX is down 5% today

Down 4.8% today with semiconductor equipment stocks: all 22 are down, 3.9% on average; the S&P 500 is down 0.3%.

Beats the market

Up 339% over five years while the S&P 500 rose 76%.

“Fiscal year 2026 revenue increased 26.0% comp ared to fiscal year 2025, driven by strong customer demand for semiconductor equipment systems”

Its fiscal 2026 10-K said

Sources: Price history, Oct 30, 2026; Annual report (10-K), Aug 7, 2026

1 more reason, free with an account →4 more reasons why LRCX beats the market, from its filings, with the company's words and the timeline, for Pro members.

Key facts on LRCX

Key facts on LRCX
The company	Sales up 26% on the year
Latest filing	8-K, Oct 21 Reported its quarterly results

1 more reason behind LRCX's 13, free with an account →4 more reasons behind LRCX's 13, for Pro members.

LRCX in the news

TodayWith its group.

What's next

Tue Nov 3: Annual meeting, online12:30 PM ET. Proxy filed Sep 24.

1 more date ahead: the conference, for Pro members.

LRCX catalysts

Coming up

After its last 4 reports it closed +1.8% on average, higher 2 of 4 times.

Why LRCX scores 13

Above Averagefor quality, not price, 1 of 14 chart checks firingWhat the Quality Score means

+2Size $318.3B, mega cap
+3Growth sales up 26% on the year, gross margin up 1.8 pointsSales and margins against a year earlier: up to +3 for fast growth and widening margins, down to -2 when both shrink.

Chart checks adds
Long-term trend adds
Profit addsRead on the last four quarters against the four before, or the last full year where no quarters are filed.
Persistence adds
News adds

No effect today: Run-up, Dilution, Volatility, Cash flow, and Insider trades.

What every line is worth, and the reason behind it, on LRCX and every other stock.Get in free →

Price, score, chart checks, and the industry rank are from a snapshot taken at 4:03 PM ET, at least 15 minutes behind. How we rank stocks.

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

Alert me when LRCX's Quality Score turns up

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Here is what Pro members see.

The same page for Pro members, on AMD
Its Quality Score and rank, the line that drives it, and the live price.
The full chart
A year of candles to start, out to the whole history, with insider trades marked and the Quality Score under the price.
Every line of the score
Price action, the company, and signals, each with its points, on LRCX and every other stock.
CEOs buying their own stock
Every CEO buy, biggest names first. Sort, filter, save the list, and set optional alerts.
Congress trades
A member's trades, newest first, each with its amount. Sort and filter the whole list.
14 chart checks, read for you
The ones firing on the stock, each in plain words, its rule a tap away.
Earnings, week by week
Who reports each day, and how each stock took its last four reports.
FDA dates, counted down
Each date in the company's words, its cash against the date, and an optional alert before it.
The market map
Every stock a box, colored by its Quality Score.
Themes, ranked live
Each theme's stocks ranked by Quality Score, live. Here, AI chips.
The top 10, every day
The ten highest Quality Scores at each close, kept day by day, week by week.
Optional alerts, your way
Pick a stock, a score, a price, a filing, or a whole scan. It tells you by push or email.
Your watchlist, scored
Your stocks by Quality Score, today's move, or name.
On your phone and your laptop
The same account and watchlist on both, each laid out for its screen.

Prices refresh every 2.5 seconds during market hours.
Optional alerts by push, email, or the bell.
Add it to your Home Screen and it opens like an app.

LRCX has 1 of 14 chart checks firing

Trend1 of 5 shown

MA FAN 21 EMA W.EMA HH/HL 52W HI

Volume1 of 3 shown

VOL VDU U/D VOL

Tight range1 of 3 shown

ATR SQZ SQUEEZE NR7

Buying1 of 3 shown

OBV+CLOSE HI SPRING

The other 10 checks on LRCX, and all 14 on every stock.Get in free →

LRCX RSI today: 30.7, below its 50-day and 200-day averages

Not scored

Not in the Quality Score: over 20 years of tests, 2006 to 2026, they added no edge.

RSI 1430.7
Above 30, below 50.
MACD (12, 26, 9)Below signal
Crossed below its signal line 15 sessions ago.
50-day average$292.74
The price is 22.3% below it.
200-day average$284.29
The price is 20.0% below it.
50/200 crossGolden cross
The 50-day crossed above the 200-day on Jun 17, 2025.
ADX 1429.6
25 or more, with +DI below -DI.
Support$225.14
Swing low from Oct 23, 1.1% below the price.
Resistance$241.37
Swing high from Mar 24, 6.1% above the price.
52-week high$438.50
From Jun 30, 92.7% above the price.
52-week low$135.50
From Nov 21, 2025, 40.5% below the price.
Chart patternNone
No triangle, channel, or wedge in the last year.
Bollinger Bands (20, 2)Inside
The bands run from $203.56 to $341.62.
Volume1.1x
Against its 20-day average, for the time of day.

The deep dive on LRCX

What it does and how it makes money4 findingsSystem is its largest line: 64% of sales in fiscal 2026, $14.9B.SEC filing · Aug 7, 2026
Where it stands3 findingsFor Pro members3 findings on where LRCX stands: its cash, debt, and share count, for Pro members
What changed in its filings2 findingsOne customer made up 16% of its revenue in fiscal 2026, down from 17% in fiscal 2025.SEC filing · Aug 7, 2026Backlog fell 9% in a year, to $2.43B on Jun 28, 2026 from $2.68B: sales under contract, not yet delivered.Filed figures, Jun 28, 2026
Who holds and trades it5 findingsFor Pro members5 findings on who holds and trades LRCX, for Pro members
Against its closest peers1 peerSales over four quarters against a year before: LRCX +26%, AMAT +7.8%.

11 more findings on LRCX, each with its source, for Pro membersGet in free →

How LRCX ranks in Specialty Machinery

LRCX is #1 of 14 by Quality Score among Special Industry Machinery.

How LRCX ranks in Specialty Machinery
1	LRCXLam Research	1/14	13
2	NVTnVent Electric	2/14	11
3	CRCTCricut	2/14	9
	JBTMJBT Marel		Open for its score
	KAIKadant		Open for its score
	PNRPentair		Open for its score

Sales over four quarters against a year before: LRCX +26%, AMAT +7.8%.

When does LRCX report earnings, and what happens after?

Expected to report Wed Jan 27, after the close (in 86 days). Expected.

What an earnings report is: every 3 months, a company tells everyone how much it sold and earned. We read the figures, the outlook, and how the stock moved after.

What LRCX reported on Oct 21, 2026

The quarter

Sales of $8.2B, 54% more than a year ago; a profit of $2.19 a share, from $1.24.

The quarter that ended Sep 27, from the company's press release

The press release The filing on EDGAR

Where the sales came from

Where the quarter's sales came from
Line	September 27, 2026	June 28, 2026	September 28, 2025
Three Months Ended
Systems revenueup 62%	$5.7B70%	$4.2B63%	$3.5B67%

Each quarter's sales and their share of its total. Figures as filed (SEC filing, Oct 21)

1 more line, for Pro members.

The outlook

No outlook figures read from this release.

The numbers

Market value: $318B; today
Sales: $23B; up 26% on the year
Free cash flow: $4.9B; last 12 months

Sales grew 9.7% a year over 5 years, fiscal 2021 to 2026.

Pays $1.32 a share a year.

5 more figures, for Pro members.

No analyst estimates on Breakaway: every figure here is filed.

The whole report on LRCX: every line of its sales, every outlook beside the one it replaced, and the company's words, for Pro members.Get in free →

-2.6%+18.0%-11.8%

Apr 22Jul 29Oct 21

Reported	When	Gap	Reaction	5 sessions
Oct 21, 2026After close	After close	-10.1%	-11.8%	-2.7%
Jul 29, 2026After close	After close	+26.1%	+18.0%	+21.8%
Apr 22, 2026After close	After close	-0.2%	-2.6%	-6.3%

LRCX closed higher after 2 of its last 4 reports.

All 4 reports, and LRCX's Quality Score going into each

LRCX sales and profit by year

Sales and profit by year

Sales grew in six of the last seven years, to $23B in 2026. It made a profit in each of the eight years.

Insiders trading LRCX

LRCX insider trades

One insider sold $3M across 1 filing in the last 6 months. No open-⁠market buys on record. The newest:

SellBethany Mayer$3MDirectorat $314.74 on Sep 9, filed Sep 10

SellBethany MayerDirector$3Mat $314.74 on Sep 9, filed Sep 10

LRCX trades by Congress and the executive branch

11 trades disclosed in the last six months. The newest:

BuyDavid Taylor$1K to $15KHousetraded Oct 15, disclosed Oct 29(14 days later)

BuyDavid TaylorHouse$1K to $15Ktraded Oct 15, disclosed Oct 29(14 days later)

All 11 trades on LRCX disclosed by Congress and the executive branch, for Pro members.Get in free →

See what Congress is buying across the market

LRCX's officers and directors

Officers and directors with a Form 4 in the last 12 months.

Timothy ArcherPresident and CEO · 5 trades
Douglas R. BettingerChief Financial Officer & EVP · 3 trades
Ava HarterChief Legal Officer · 4 trades
Neil J. FernandesSenior Vice President · 2 trades
Seshasayee VaradarajanSenior Vice President · 1 trade
Christina CorreiaCVP , Chief Accounting Officer
Patrick J. LordExecutive Vice President
Vahid VahediSenior Vice President

11 more officers and directors file at LRCX. Each page above names the rest.

See insider trades by person

Which ETFs hold LRCX?

In ETFs: LRCX is 3.7% of SMH, 3.5% of SOXX, and 2.9% of SPMO, the most of the 24 funds Breakaway covers, by each fund's latest filing, Jun 30 to Aug 31, 2026.

About Lam Research

Lam Research is one of the largest semiconductor wafer fabrication equipment manufacturers in the world. It specializes in deposition and etch, which entail the buildup of layers on a semiconductor and the subsequent selective removal of patterns from each layer. Lam holds the top market share in etch and holds the clear second share in deposition. It is more exposed to memory chipmakers for DRAM and NAND chips. It counts as top customers the largest chipmakers in the world, including TSMC, Samsung, Intel, and Micron.

24,300 employeesFremont, CAlamresearch.com

What Lam Research says it competes with

“The semiconductor capital equipment industry is characterized by rapid change and is highly competitive throughout the world.”

From its annual report, SEC filing · Aug 7, 2026

2 more sentences, what it says it does, and its sales by region, for Pro membersGet in free →

LRCX's score card

Lam Research (LRCX): Quality Score 13, Above Average, #1 of 14 in Specialty Machinery, with its price, on Breakaway — The picture a link to this page shows when it is shared.

Pro members see every line of every stock's score.

What would move LRCX's score: 3 things
1 more filing explained, a plain line each
Real-⁠time prices, no delay

BreakawayOct 29David Taylor bought LRCX$1K to $15K, disclosed Oct 29

Alerts are optional.

See LRCX's 14 chart checks

See it live, free until Wednesday morning. No account. No card. Then keep going with a free account.

Straight Answers

As of Nov 2, 2026: LRCX's Quality Score is 13 (Above Average), #1 of 14 in Special Industry Machinery. Insiders sold $3M in the last 6 months (Form 4).

Is LRCX a good stock to buy? What its Quality Score says

LRCX scores 13 today, which Breakaway calls Above Average. It is #1 of 14 in Special Industry Machinery by Quality Score, with 1 of 14 chart checks firing. Up 339% over five years while the S&P 500 rose 76%. Breakaway does not say whether to buy any stock: the score does not know your situation, and it is not a recommendation to buy or sell anything. Please do your own research.

What is LRCX's Quality Score?

LRCX scores 13 today, which Breakaway calls Above Average (11 to 14). That is #1 of 14 in Special Industry Machinery by Quality Score. The score adds up the chart checks, the trend, the company's filed sales, its profits, the news, insider trades, and Congress trades. The section above lists the lines behind LRCX's 13.

Are insiders buying LRCX?

One insider sold $3M across 1 filing in the last 6 months. No open-⁠market buys on record. The newest is Bethany Mayer, Director, who sold $3M on Sep 9.

Are the prices delayed?

Only on the public pages, which run at least 15 minutes behind. Pro members, and anyone on a guest pass, see real-time prices: the scanner refreshes every 15 seconds, and your watchlist every few seconds, pre-market and after hours included.