PDF Solutions Inc

PDFS

Exchange: Nasdaq
Industry: Services-Prepackaged Software
SEC CIK: 0001120914

SEC filings (opens in a new tab)

In the last 90 days, PDF Solutions Inc insiders filed 0 open-market purchases and 2 sales; 283 institutions reported holding it in 13F filings for Q2 2026, worth $2.75B in total; no superinvestor holds it.

Q2 2025 vs. Q1 2025

How the institutions holding PDF Solutions Inc changed between Q1 2025 and Q2 2025.

All holders in Q2 2025 All holders in Q1 2025

13F holders of PDFS: Q1 2025 compared with Q2 2025
Measure	Q1 2025	Of which not filed for Q2 2025	Q2 2025	Change
Holders	168	1	173	+6
Shares	27.7M	62	29.2M	+1.50M (+5.4%)
Value	$528.9M	$1.19K	$623.7M	+$94.8M (+17.9%)

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (28)

Institutions that held PDF Solutions Inc at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to PDFS in Q2 2025
Institution	Shares	Value	% of portfolio
Mak Capital One LLC	160,020	$3.42M	0.60%
Kent Lake PR LLC	142,221	$3.04M	1.34%
Rice Hall James & Associates, LLC	91,689	$1.96M	0.11%
ArrowMark Colorado Holdings LLC	65,000	$1.39M	0.03%
Dark Forest Capital Management LP	48,357	$1.03M	0.04%
Walleye Capital LLC	46,604	$996.4K	0.01%
Janney Montgomery Scott LLC	44,198	$945.0K	0.00%
Loomis Sayles & Co L P	41,546	$888.3K	0.00%
Raymond James Financial Inc	27,967	$597.9K	0.00%
Magnetar Financial LLC	23,725	$507.2K	0.00%
Campbell & CO Investment Adviser LLC	15,327	$327.7K	0.02%
Jump Financial, LLC	14,292	$305.6K	0.00%
Natixis Advisors, L.P.	11,813	$253.0K	0.00%
ExodusPoint Capital Management, LP	11,716	$250.0K	0.00%
Quantinno Capital Management LP	10,846	$231.9K	0.00%
Brevan Howard Capital Management LP	10,561	$225.8K	0.00%
Centiva Capital, LP	10,453	$223.5K	0.01%
Mount Yale Investment Advisors, LLC	928	$19.8K	0.00%
Bell Investment Advisors, Inc	761	$16.3K	0.00%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	471	$10.0K	0.00%
EverSource Wealth Advisors, LLC	225	$4.81K	0.00%
MAI Capital Management	174	$3.72K	0.00%
Annis Gardner Whiting Capital Advisors, LLC	30	$642	0.00%
Twin Peaks Wealth Advisors, LLC	24	$487	0.00%
DecisionPoint Financial, LLC	21	$460	0.00%
Essential Partners LLC	20	$428	0.00%
Atlantic Trust, LLC	13	$278	0.00%
Capital Advisors, Ltd. LLC	8	$0	0.00%

Sold out (22)

Institutions that held PDF Solutions Inc at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of PDFS in Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Jane Street Group, LLC	60,883	$1.16M
Royce & Associates LP	48,513	$927.1K
Man Group plc	32,069	$612.8K
Gsa Capital Partners LLP	26,171	$500.0K
Petrus Trust Company, LTA	21,886	$418.2K
SG Americas Securities, LLC	20,287	$388.0K
Corebridge Financial, Inc.	16,249	$310.5K
Illinois Municipal Retirement Fund	16,205	$309.7K
STRS Ohio	5,500	$105.1K
KBC Group NV	2,000	$38.0K
Quadrant Capital Group LLC	1,719	$32.9K
Aster Capital Management (DIFC) Ltd	577	$13.0K
Blume Capital Management, Inc.	500	$9.55K
Danske Bank A/S	100	$1.91K
Bessemer Group Inc	57	$1.00K
First Horizon Advisors, Inc.	52	$993
Principal Securities, Inc.	34	$921
True Wealth Design, LLC	39	$746
UMA Financial Services, Inc.	34	$650
CoreCap Advisors, LLC	11	$210
Coldstream Capital Management Inc	7	$134
Avion Wealth	17	$0

Not filed for Q2 2025 yet (1)

Institutions that held PDF Solutions Inc at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PDFS in Q1 2025 that haven't filed for Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Lindbrook Capital, LLC	62	$1.19K