KLA (KLAC) stock

Machines that inspect chips for defectsSemiconductor equipment

Market cap $218B

$153.11

-3.04%

Chip inspection machines, market cap $218BSemiconductor equipment

After-hours $154.41 +0.85%

As of 4:45 PM ET after-hours, delayed 15+ min · Live for Pro members

Quality Score

Below Average

In its industry

#1of 5

Optical Instruments

Checks firing

0of 14

Trending up

From 52-week high

-50.2%

Below the 200-day

KLAC's Quality Score fell 3 points on Fri, Oct 30, to 5. Its 200-day average turned down. 1 more reason, for Pro members.

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Key facts on KLAC

Key facts on KLAC
Holding it back	Below a falling 200-day average
Latest filing	8-K, Oct 28 Reported its quarterly results

1 more reason behind KLAC's 5, free with an account →2 more reasons behind KLAC's 5, for Pro members.

KLAC in the news

TodayWith its group.

What's next

Wed Nov 4: Annual meeting3:00 PM ET. Proxy filed Sep 22.

KLAC catalysts

Coming up

After its last 4 reports it closed -6.0% on average, higher 1 of 4 times.

17 past catalysts since 2018, with sizes and sources, for Pro members.Get in free →

Why KLAC scores 5

Below Averagefor quality, not price, 0 of 14 chart checks firingWhat the Quality Score means

+2Size $218.5B, mega cap
+2News earnings beat, analyst downgrade, earnings release

Long-term trend subtracts
Profit addsRead on the last four quarters against the four before, or the last full year where no quarters are filed.
Growth addsSales and margins against a year earlier: up to +3 for fast growth and widening margins, down to -2 when both shrink.

No effect today: Chart checks, Run-up, Dilution, Volatility, Cash flow, and Persistence.

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

Price, score, chart checks, and the industry rank are from a snapshot taken at 4:45 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 KLAC'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 KLAC 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.
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Each theme's stocks ranked by Quality Score, live. Here, AI chips.
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The ten highest Quality Scores at each close, kept day by day, week by week.
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Pick a stock, a score, a price, a filing, or a whole scan. It tells you by push or email.
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Nothing is firing on KLAC right now

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 KLAC, and all 14 on every stock.Get in free →

KLAC RSI today: 37.3, 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 1437.3
Above 30, below 50.
MACD (12, 26, 9)Below signal
Crossed below its signal line 14 sessions ago.
50-day average$178.00
The price is 14.0% below it.
200-day average$182.05
The price is 15.9% below it.
50/200 crossDeath cross
The 50-day crossed below the 200-day on Oct 26.
ADX 1425.6
25 or more, with +DI below -DI.
Support$144.82
Swing low from Oct 23, 5.4% below the price.
Resistance$157.73
Swing high from Feb 25, 3.0% above the price.
52-week high$307.37
From Jun 30, 100.8% above the price.
52-week low$107.20
From Nov 21, 2025, 30.0% below the price.
Chart patternWedge
Lines over the Jun 30 and Oct 2 highs and under the Sep 16 and Oct 23 lows.
Bollinger Bands (20, 2)Inside
The bands run from $135.51 to $204.97.
Volume1.2x
Against its 20-day average, for the time of day.

The deep dive on KLAC

What it does and how it makes money7 findingsServices made up 23% of its revenue in fiscal 2026 ($3.13B of $13.6B), against 22% in fiscal 2025; product sales 77%.SEC filing · Aug 6, 2026"Our patents have various terms expiring through 2045." (10-K for fiscal 2026)SEC filing · Aug 6, 2026
Where it stands3 findingsFor Pro members3 findings on where KLAC stands: its cash, debt, and share count, for Pro members
What changed in its filings2 findings"Actions filed against us include commercial, intellectual property ('IP'), customer, and labor and employment related claims, including complaints of alleged wrongful termination and potential class action lawsuits regarding alleged violations of federal and state wage and hour and other laws." (10-K for fiscal 2026)SEC filing · Aug 6, 2026A new heading in its "Risk Factors" this year: "We are exposed to risks associated with our interest rate hedging activities." (10-K for fiscal 2026; not in fiscal 2025's)SEC filing · Aug 6, 2026, against the one of Aug 8, 2025
Who holds and trades it4 findingsFor Pro members4 findings on who holds and trades KLAC, for Pro members
Against its closest peers1 peerSales over four quarters against a year before: KLAC +12%, TER +58%.

12 more findings on KLAC, each with its source, for Pro membersGet in free →

How KLAC ranks in Optical Instruments

KLAC is #1 of 5 by Quality Score among Optical Instruments & Lenses.

How KLAC ranks in Optical Instruments
1	KLACKLA	0/14	5
2	NVMINova	1/14	2
3	COHRCoherent	1/14	1
	CAMTCamtek		Open for its score

Sales over four quarters against a year before: KLAC +12%, TER +58%.

More in Optical Instruments, on the Technology page

When does KLAC report earnings, and what happens after?

Expected to report Thu Jan 28, after the close (in 87 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 KLAC reported on Oct 28, 2026

The quarter

Sales of $4.1B, 29% more than a year ago; a profit of $1.18 a share, from $0.85.

The quarter that ended Sep 30, from the company's press release

The press release The filing on EDGAR

Where the sales came from

KLAC's results filing gives no sales by line in a table we read.

The outlook

The outlook the company gave, by period
Measure	Figure
Q2 fiscal 2027
Total revenues	$4.7 billion +/- $200 million

Figures as filed (SEC filing, Oct 28)

4 more outlook lines, for Pro members.

The numbers

Market value: $218B; today
Sales: $14B; up 11.7% on the year
Free cash flow: $3.8B; last 12 months

Sales grew 14% a year over 5 years, fiscal 2021 to 2026.

Pays $0.92 a share a year.

4 more figures, for Pro members.

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

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

-3.6%-10.8%+5.5%

Apr 29Jul 28Oct 28

Reported	When	Gap	Reaction	5 sessions
Oct 28, 2026After close	After close	+2.1%	+5.5%	open
Jul 28, 2026After close	After close	-6.9%	-10.8%	+2.4%
Apr 29, 2026After close	After close	-7.1%	-3.6%	0.0%

KLAC closed higher after 1 of its last 4 reports.

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

KLAC sales and profit by year

Sales and profit by year

Sales grew in six of the last seven years, to $14B in 2026. It made a profit in each of the eight years.

Insiders trading KLAC

KLAC trades by Congress and the executive branch

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

SellDonald Trump$100K to $250KPresident (R)traded Aug 21, disclosed Oct 8(48 days later)

SellDonald TrumpPresident (R)$100K to $250Ktraded Aug 21, disclosed Oct 8(48 days later)

All 9 trades on KLAC disclosed by Congress and the executive branch, for Pro members.Get in free →

See what Congress is buying across the market

KLAC's officers and directors

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

Richard P. WallacePresident and CEO · 5 trades
Bren D. HigginsEVP & Chief Financial Officer · 3 trades
Virendra A. KirloskarSVP & Chief Accounting Officer · 6 trades
Mary Beth WilkinsonEVP, CLO and Secretary · 5 trades
Brian LorigEVP, KLA Global Services · 1 trade
Ahmad A. KhanPresident, Semi. Prod. & Cust. · 1 trade
Jeneanne Michelle HanleyDirector · 1 trade
Jason ConleyDirector

7 more officers and directors file at KLAC. Each page above names the rest.

See insider trades by person

Which ETFs hold KLAC?

In ETFs: KLAC is 3.9% of SOXX, 3.6% of SMH, and 1.3% of SPMO, the most of the 24 funds Breakaway covers, by each fund's latest filing, Jun 30 to Aug 31, 2026.

About KLA

KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.

17,200 employeesMilpitas, CAkla.com

What KLA says it competes with

“The worldwide market for technologically advanced process control, process-enabling and yield management solutions used by semiconductor and electronics manufacturers is highly competitive, with important competitive factors including system performance, ease of use, reliability, technical service and support, and overall cost of ownership.”

From its annual report, SEC filing · Aug 6, 2026

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

KLAC's score card

KLA (KLAC): Quality Score 5, Below Average, #1 of 5 in Optical Instruments, 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 turn KLAC's score around: 6 things
1 more filing explained, a plain line each
Real-⁠time prices, no delay

BreakawayOct 7Rohit Khanna bought KLAC$1K to $15K, disclosed Oct 7

Alerts are optional.

See KLAC's 14 chart checks

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Straight Answers

As of Nov 2, 2026: KLAC's Quality Score is 5 (Below Average), #1 of 5 in Optical Instruments & Lenses.

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

KLAC scores 5 today, which Breakaway calls Below Average. It is #1 of 5 in Optical Instruments & Lenses by Quality Score, with 0 of 14 chart checks firing. 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 KLAC's Quality Score?

KLAC scores 5 today, which Breakaway calls Below Average (0 to 5). That is #1 of 5 in Optical Instruments & Lenses 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 KLAC's 5.

When does KLAC report earnings?

Expected to report Thu Jan 28, after the close, a date Breakaway expects from the company's usual timing; the company has not confirmed it. KLAC closed higher after 1 of its last 4 reports. Past behavior, not a forecast.

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.