PDF Solutions (PDFS) stock

Chip data software , market cap $1.5B

Software and services for chips data and yield

Worth $1.5B

$39.16

-3.62%

As of Tuesday's close · Live for Pro members at the open

Why is PDFS down?

Down 3.6% today, more than its software peers' 1.3%; no story names it yet.

Down from its high

Down 43% from its Jun 30, 2026 high.

It went from a $4.1M profit in fiscal 2024 to a $640,000 loss in fiscal 2025.

Sources: Price history, Nov 9, 2026; Annual reports, Dec 31, 2025

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1 more reason, free with an account →1 more reason why PDFS is down from its high, from its filings, with the other side, the timeline, and its peers, for Pro members.

Quality Score

Below Average

In its industry

#159of 268

Software

Checks firing

2of 14

Trending up

From 52-week high

-45.4%

under its best in a year

PDFS's Quality Score fell 2 points on Tue, Nov 10, to 3. It closed away from its high of the day (2 chart checks stopped).

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Key facts on PDFS

Key facts on PDFS
Holding it back	Free cash flow -$23K on $252M of sales
Latest filing	8-K, Nov 5 Reported its quarterly results

1 more reason behind PDFS's 3, free with an account →2 more reasons behind PDFS's 3, for Pro members.

PDFS in the news

TodayNo story names it yet.

PDFS catalysts

Coming up

After its last 4 reports it closed +7.5% on average, higher 4 of 4 times.

4 past catalysts since 2026, with sizes and sources, for Pro members.

Why PDFS scores 3

Below Averagefor quality, not price, 2 of 14 chart checks firingWhat the Quality Score means

+2Chart checks 2 of 14 firing right now, one point each
+2Profit A profit of $16M over the last four quarters, after a loss of $53K the four before, from the SEC filingsRead on the last four quarters against the four before, or the last full year where no quarters are filed.

Long-term trend subtracts
Growth addsSales and margins against a year earlier: up to +3 for fast growth and widening margins, down to -2 when both shrink.
Cash flow subtracts-1 when free cash flow over the last four quarters is negative.

No effect today: Run-up, Size, Dilution, Volatility, Persistence, News, and Insider trades.

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

Price, score, chart checks, and the industry rank are from a snapshot taken at 10:45 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. Reconstructed after the fact; recorded live since Sep 9, 2026. How we tested it

How PDFS ranks in Software

PDFS is #159 of 268 by Quality Score.

How PDFS ranks in Software
Rank	Stock	Checks	Quality Score
1	HNGEHinge Health	9/14	21
2	ZETAZeta Global	8/14	20
3	VEEVVeeva Systems	7/14	19
	PCTYPaylocity		Open for its score
	PDPagerDuty		Open for its score
	PDYNPalladyne AI		Open for its score
	PEGAPegasystems		Open for its score
159	PDFSPDF Solutions	2/14	3

When does PDFS report earnings, and what happens after?

Expected to report Thu Feb 11, after the close (in 93 days).

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 PDFS reported on Nov 5, 2026

The quarter

Sales of $68.3M, 20% more than a year ago; a profit of $0.16 a share, from $0.03.

The quarter that ended Sep 30, 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	Q3’26	Q2’26	Q3’25
United Statesdown 25%	$22.7M33%	$34M55%	$30.1M53%

Each quarter's sales and their share of its total. Figures as filed (SEC filing, Nov 5)

3 more lines, for Pro members.

The outlook

The outlook the company gave, by period
Measure	Figure
Full year 2026
Annual revenue growth	20%kept

Figures as filed (SEC filing, Nov 5)

The numbers

Market value: $1.5B; today
Sales: $252M; up 22.1% on the year
Free cash flow: -$23K; last 12 months

Sales grew 20% a year over 5 years, fiscal 2020 to 2025.

Its share count grew 2.7% a year over 5 years.

4 more figures, for Pro members.

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

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

Close after the report, last 4

+4.9%+8.2%+7.7%+8.9%

Feb 12May 7Aug 6Nov 5

Reported	When	Gap	Reaction	5 days
Nov 5, 2026After close	After close	+1.8%	+8.9%	not yet
Aug 6, 2026After close	After close	+2.4%	+7.7%	+9.7%
May 7, 2026After close	After close	-3.3%	+8.2%	-3.5%
Feb 12, 2026After close	After close	-0.2%	+4.9%	+1.0%

PDFS closed higher after 4 of its last 4 reports.

PDFS sales and profit by year

Sales and profit by year

Sales grew in six of the last seven years, to $219M in 2025. It lost money in 2025 after a profit in 2024.

PDFS has 2 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 PDFS, and all 14 on every stock.Get in free →

PDFS RSI today: 44.3, below its 50-day and 200-day averages

Not scored

RSI 44.3, MACD below signal, below both averages. Not scored.13 readings

The deep dive on PDFS

What it does and how it makes money4 findingsIt kept 3 cents of each dollar of sales in fiscal 2025: $5.85M of operating profit on $219M of sales.Annual report, filed Feb 24, 2026"As of December 31, 2025, we held 209 U.S. patents, with expiration dates on unexpired patents ranging from 2027 through 2043." (10-K for fiscal 2025)SEC filing · Feb 24, 2026
Where it stands4 findingsFor Pro members4 findings on where PDFS stands: its cash, debt, and share count, for Pro members
What changed in its filings2 findingsThree Customers made up 53% of its revenue in fiscal 2025; another made up 30%, up from 19% in fiscal 2024.SEC filing · Feb 24, 2026Backlog fell 15% in a year, to $247M on Sep 30, 2026 from $292M: sales under contract, not yet delivered.Filed figures, Sep 30, 2026
Who holds and trades it3 findingsFor Pro members3 findings on who holds and trades PDFS, for Pro members

9 more findings on PDFS, each with its source, for Pro members.

PDFS share count over time

Shares: 6.8% more than a year ago (to Sep 30).

Shares of PDFS outstanding, as filed
Shares outstanding	As of
42.3M	Nov 2, 2026
42.2M	Aug 3, 2026
39.9M	May 4, 2026
39.9M	Feb 20, 2026

Offerings, shelves, and splits of PDFS, from its filings
From its filings	Filed
Raised $201M in a sale of shares, about 14% of its market value	May 14, 2026

PDFS insider trades

2 insiders sold $228K across 2 filings in the last 6 months. No open-⁠market buys on record. The newest:

SellAndrzej Strojwas$151KChief Technology Officerat $44.41 on Aug 31, filed Sep 1

SellAndrzej StrojwasChief Technology Officer$151Kat $44.41 on Aug 31, filed Sep 1

PDFS trades by Congress and the executive branch

One trade disclosed in the last six months. The newest:

SellDonald Trump$1K to $15KPresident (R)traded Jul 29, disclosed Sep 22(55 days later)

SellDonald TrumpPresident (R)$1K to $15Ktraded Jul 29, disclosed Sep 22(55 days later)

See what Congress is buying across the market

PDFS's officers and directors

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

Adnan RazaEVP, Finance and CFO · no trades on file
Andrzej StrojwasChief Technology Officer · 1 trade
Kimon MichaelsEVP of Products and Solutions · no trades on file
Shuo ZhangDirector · 1 trade
Chi-Foon ChanDirector · no trades on file
Jane Li YeDirector · no trades on file
Joseph R. BronsonDirector · no trades on file
Michael B. GustafsonDirector · no trades on file

One more officer or director files at PDFS.

See insider trades by person

Which ETFs hold PDFS?

In ETFs: PDFS is under 0.1% of FTEC, under 0.1% of VGT, and under 0.1% of VTI, the most of the 24 funds Breakaway covers, by each fund's latest filing, Jun 30 to Aug 31, 2026.

About PDF Solutions

PDF Solutions Inc provides products and services designed to empower organizations across the semiconductor and electronics ecosystem to connect, collect, manage, and analyze data about design, equipment, manufacturing, and test to improve the yield and quality of their products and operational efficiency. The Company's products, services, and solutions include proprietary software, physical intellectual property (IP) for integrated circuit (IC) designs, electrical measurement hardware tools, methodologies, and professional services.

600 employeesSanta Clara, CApdf.com

What PDF Solutions says it competes with

“We believe that our solutions compare favorably with respect to competition because we have demonstrated results and reputation, strong core technology, ability to create innovative technology, and ability to implement solutions for new technology and product generations.”

From its annual report, SEC filing · Feb 24, 2026

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14 chart checks, read for you
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Each date in the company's words, its cash against the date, and an optional alert before it.
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What would turn PDFS's score around: 6 things
3 more filings explained, a plain line each
Real-⁠time prices, no delay

BreakawaySep 22Donald Trump sold PDFS$1K to $15K, disclosed Sep 22

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See PDFS's 14 chart checks

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Straight AnswersStraight Answers

As of Nov 10, 2026: PDFS's Quality Score is 3 (Below Average), #159 of 268 in Software. Insiders sold $228K in the last 6 months (Form 4).

What does PDFS's Quality Score say?

PDFS scores 3 today, which Breakaway calls Below Average. It is #159 of 268 in Software by Quality Score, with 2 of 14 chart checks firing. Down 43% from its Jun 30, 2026 high. 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 PDFS's Quality Score?

PDFS scores 3 today, which Breakaway calls Below Average (0 to 5). That is #159 of 268 in Software 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 PDFS's 3.

Are insiders buying PDFS?

2 insiders sold $228K across 2 filings in the last 6 months. No open-⁠market buys on record. The newest is Andrzej Strojwas, Chief Technology Officer, who sold $151K on Aug 31. Every filing, with the scored weight, for Pro members.

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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.