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 2021 vs. Q1 2021

How the institutions holding PDF Solutions Inc changed between Q1 2021 and Q2 2021.

All holders in Q2 2021 All holders in Q1 2021

13F holders of PDFS: Q1 2021 compared with Q2 2021
Measure	Q1 2021	Q2 2021	Change
Holders	102	116	+14
Shares	25.7M	28.0M	+2.27M (+8.8%)
Value	$457.1M	$508.8M	+$51.7M (+11.3%)

New holders (25)

Institutions that held PDF Solutions Inc at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to PDFS in Q2 2021
Institution	Shares	Value	% of portfolio
Cowen Prime Advisors LLC	1,889,528	$34.4M	12.46%
AIGH Capital Management LLC	900,000	$16.4M	4.44%
Divisar Capital Management LLC	222,500	$4.04M	1.34%
Worth Venture Partners, LLC	207,743	$3.78M	1.41%
Harber Asset Management LLC	162,078	$2.95M	0.70%
Norges Bank	112,574	$2.05M	0.00%
Victory Capital Management Inc	62,000	$1.13M	0.00%
Alpha Paradigm Partners, LLC	20,451	$372.0K	0.14%
Quadrature Capital Ltd	17,800	$323.0K	0.01%
Lynrock Lake LP	17,286	$314.0K	0.02%
Gsa Capital Partners LLP	15,356	$279.0K	0.03%
Tudor Investment Corp Et Al	15,026	$273.0K	0.01%
Amalgamated Bank	14,530	$264.0K	0.00%
Cubist Systematic Strategies, LLC	12,424	$226.0K	0.00%
Trexquant Investment LP	12,080	$220.0K	0.02%
Engineers Gate Manager LP	10,375	$189.0K	0.01%
Blume Capital Management, Inc.	3,600	$65.0K	0.02%
Nisa Investment Advisors, LLC	3,450	$63.0K	0.00%
State of Wyoming	2,367	$43.0K	0.03%
Simplex Trading, LLC	374	$6.00K	0.00%
Point72 Hong Kong Ltd	350	$6.00K	0.00%
Sageworth Trust Co	150	$3.00K	0.00%
Meeder Asset Management Inc	126	$2.00K	0.00%
Advisory Services Network, LLC	100	$2.00K	0.00%
FMR LLC	13	$0	0.00%

Sold out (11)

Institutions that held PDF Solutions Inc at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of PDFS in Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
Price T Rowe Associates Inc	2,007,056	$35.7M
California Public Employees Retirement System	59,200	$1.05M
TD Asset Management Inc	50,442	$897.0K
First Trust Advisors LP	25,144	$447.0K
Los Angeles Capital Management LLC	22,013	$391.0K
Dynamic Technology Lab Private Ltd	21,286	$378.0K
HRT Financial LP	14,854	$264.0K
Klingman & Associates, LLC	14,000	$249.0K
Bank of Montreal	7,866	$150.0K
SG Americas Securities, LLC	5,729	$102.0K
Total Clarity Wealth Management, Inc.	346	$6.00K