PDF Solutions Inc
PDFS- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001120914
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.
13F holders, Q1 2026
Institutional positions in PDF Solutions Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 208
- +24 vs. Q4 2025
- Shares held
- 32.2M
- +4.69M (+17.0%) vs. Q4 2025
- Total value
- $1.05B
- +$268.2M (+34.1%) vs. Q4 2025
- New holders
- 40
- 72 more added
- Sold out
- 16
- 59 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PDFS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 283 | $2.75B |
| Q1 2026 | 208 | $1.05B |
| Q4 2025 | 188 | $874.0M |
| Q3 2025 | 183 | $767.2M |
| Q2 2025 | 173 | $623.7M |
| Q1 2025 | 168 | $528.9M |
| Q4 2024 | 178 | $766.0M |
| Q3 2024 | 176 | $899.0M |
| Q2 2024 | 173 | $1.02B |
| Q1 2024 | 180 | $942.8M |
| Q4 2023 | 198 | $907.8M |
| Q3 2023 | 184 | $891.9M |
| Q2 2023 | 180 | $1.25B |
| Q1 2023 | 178 | $1.15B |
| Q4 2022 | 151 | $752.9M |
| Q3 2022 | 136 | $643.7M |
| Q2 2022 | 127 | $557.5M |
| Q1 2022 | 129 | $742.9M |
| Q4 2021 | 134 | $838.0M |
| Q3 2021 | 112 | $598.3M |
| Q2 2021 | 116 | $508.8M |
| Q1 2021 | 102 | $457.1M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding PDF Solutions Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nano Cap New Millennium Growth Fund L P | 12,500 | $408.9K | 0.38% | −7,000−35.9% | Reduced |
| Vanguard Global Advisers, LLC | 13,201 | $431.8K | 0.00% | +13,201 | New |
| JPMorgan Chase & Co | 14,668 | $452.9K | 0.00% | +1,072+7.9% | Added |
| Manufacturers Life Insurance Company, The | 14,197 | $464.4K | 0.00% | +4,398+44.9% | Added |
| Louisiana State Employees Retirement System | 14,200 | $464.5K | 0.01% | −500−3.4% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 14,992 | $490.4K | 0.00% | +190+1.3% | Added |
| SG Americas Securities, LLC | 15,178 | $496.0K | 0.00% | −3,781−19.9% | Reduced |
| CWM Advisors, LLC | 15,897 | $520.0K | 0.03% | −373−2.3% | Reduced |
| Illinois Municipal Retirement Fund | 16,385 | $536.0K | 0.01% | +1,718+11.7% | Added |
| Natixis Advisors, L.P. | 17,019 | $557.0K | 0.00% | +949+5.9% | Added |
| State of Alaska, Department of Revenue | 17,253 | $563.0K | 0.01% | −334−1.9% | Reduced |
| CenterBook Partners LP | 17,405 | $569.3K | 0.03% | −17,071−49.5% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 16,418 | $569.9K | 0.00% | +373+2.3% | Added |
| CVA Family Office, LLC | 17,774 | $581.4K | 0.06% | 00.0% | Unchanged |
| XTX Topco Ltd | 18,301 | $598.6K | 0.01% | +18,301 | New |
| MetLife Investment Management | 18,692 | $611.4K | 0.00% | 00.0% | Unchanged |
| Man Group plc | 18,777 | $614.2K | 0.00% | +18,777 | New |
| Vident Advisory, LLC | 19,211 | $628.4K | 0.01% | +19,211 | New |
| Federated Hermes, Inc. | 19,300 | $631.3K | 0.00% | 00.0% | Unchanged |
| Numerai GP LLC | 19,573 | $640.2K | 0.06% | +12,081+161.3% | Added |
| Penn Capital Management Co Inc | 19,976 | $653.4K | 0.05% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 20,503 | $670.7K | 0.00% | −826−3.9% | Reduced |
| Vanguard Asset Management, Ltd | 21,145 | $691.7K | 0.00% | +21,145 | New |
| Thrivent Financial for Lutherans | 21,363 | $699.0K | 0.00% | −629−2.9% | Reduced |
| Quantinno Capital Management LP | 21,657 | $708.4K | 0.00% | +3,219+17.5% | Added |
| Campbell & CO Investment Adviser LLC | 22,117 | $723.4K | 0.04% | +22,117 | New |
| Price T Rowe Associates Inc | 22,884 | $749.0K | 0.00% | +3,728+19.5% | Added |
| M&T Bank Corp | 23,996 | $784.5K | 0.00% | +3,831+19.0% | Added |
| Kings Path Partners LLC | 24,500 | $801.4K | 0.28% | 00.0% | Unchanged |
| Crown Advisors Management, Inc. | 25,000 | $817.0K | 0.54% | +25,000 | New |
| Great West Life Assurance Co | 25,033 | $820.0K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 30,378 | $994.0K | 0.06% | +3,626+13.6% | Added |
| California State Teachers Retirement System | 30,707 | $1.00M | 0.00% | −238−0.8% | Reduced |
| Williams Jones Wealth Management, LLC. | 32,000 | $1.05M | 0.01% | 00.0% | Unchanged |
| Prudential Financial Inc | 33,562 | $1.10M | 0.00% | +3,070+10.1% | Added |
| Citadel Advisors LLC | 34,588 | $1.13M | 0.00% | −5,268−13.2% | Reduced |
| Victory Capital Management Inc | 36,300 | $1.19M | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 36,349 | $1.19M | 0.00% | +36,349 | New |
| New York State Common Retirement Fund | 36,911 | $1.21M | 0.00% | +1,500+4.2% | Added |
| Susquehanna International Group, LLP | 38,752 | $1.27M | 0.00% | +23,050+146.8% | Added |
| Creative Planning | 38,927 | $1.27M | 0.00% | +1,323+3.5% | Added |
| Alliancebernstein L.P. | 44,980 | $1.28M | 0.00% | +1,200+2.7% | Added |
| Boothbay Fund Management, LLC | 39,824 | $1.30M | 0.03% | −15,608−28.2% | Reduced |
| Voya Investment Management LLC | 41,191 | $1.35M | 0.00% | −11,637−22.0% | Reduced |
| Legato Capital Management LLC | 43,760 | $1.43M | 0.13% | −9,770−18.3% | Reduced |
| Envestnet Asset Management Inc | 48,467 | $1.59M | 0.00% | +6,338+15.0% | Added |
| AQR Capital Management LLC | 48,572 | $1.59M | 0.00% | +2,340+5.1% | Added |
| Acadian Asset Management LLC | 50,988 | $1.66M | 0.00% | −2,181−4.1% | Reduced |
| Fisher Asset Management, LLC | 51,444 | $1.68M | 0.00% | +10,841+26.7% | Added |
| Ameriprise Financial Inc | 52,322 | $1.71M | 0.00% | −6,486−11.0% | Reduced |
| UBS Asset Management Americas Inc | 59,839 | $1.96M | 0.00% | +1,961+3.4% | Added |
| Dana Investment Advisors, Inc. | 62,088 | $2.03M | 0.06% | +6,811+12.3% | Added |
| Swiss National Bank | 62,400 | $2.04M | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 62,530 | $2.05M | 0.00% | +52,131+501.3% | Added |
| Deutsche Bank AG | 65,812 | $2.15M | 0.00% | +3,042+4.8% | Added |
| Wells Fargo & Company | 67,161 | $2.20M | 0.00% | −13,541−16.8% | Reduced |
| Raymond James Financial Inc | 72,357 | $2.37M | 0.00% | +23,809+49.0% | Added |
| Legal & General Group Plc | 74,387 | $2.43M | 0.00% | −7,033−8.6% | Reduced |
| Lisanti Capital Growth, LLC | 81,365 | $2.66M | 0.67% | −24,175−22.9% | Reduced |
| Inspire Advisors, LLC | 84,169 | $2.75M | 0.22% | +84,169 | New |
| Rhumbline Advisers | 84,547 | $2.77M | 0.00% | +2,070+2.5% | Added |
| Bank of America Corp | 85,776 | $2.81M | 0.00% | +5,903+7.4% | Added |
| SEI Investments Co | 90,393 | $2.96M | 0.00% | +48,184+114.2% | Added |
| Prelude Capital Management, LLC | 90,779 | $2.97M | 0.23% | −25,671−22.0% | Reduced |
| Bridge City Capital, LLC | 100,771 | $3.30M | 0.91% | −1,553−1.5% | Reduced |
| UBS Group AG | 101,285 | $3.31M | 0.00% | +38,204+60.6% | Added |
| Brown Capital Management LLC | 104,322 | $3.41M | 0.48% | −20,815−16.6% | Reduced |
| Gem Investment Advisors, LLC | 105,526 | $3.45M | 3.39% | 00.0% | Unchanged |
| Nuveen, LLC | 111,994 | $3.66M | 0.00% | +1,365+1.2% | Added |
| Public Sector Pension Investment Board | 114,525 | $3.75M | 0.01% | +3,796+3.4% | Added |
| Squarepoint Ops LLC | 130,919 | $4.28M | 0.01% | −86,641−39.8% | Reduced |
| Invesco Ltd. | 144,340 | $4.72M | 0.00% | +8,202+6.0% | Added |
| Rice Hall James & Associates, LLC | 147,782 | $4.83M | 0.27% | +127+0.1% | Added |
| Goldman Sachs Group Inc | 151,048 | $4.94M | 0.00% | −38,770−20.4% | Reduced |
| Principal Financial Group Inc | 156,515 | $5.12M | 0.00% | +3,467+2.3% | Added |
| Roubaix Capital, LLC | 181,937 | $5.95M | 2.78% | −38,085−17.3% | Reduced |
| Bank of New York Mellon Corp | 190,498 | $6.23M | 0.00% | −7,323−3.7% | Reduced |
| Herald Investment Management Ltd | 200,000 | $6.54M | 0.91% | −25,000−11.1% | Reduced |
| Vanguard Fiduciary Trust Co | 221,080 | $7.23M | 0.00% | +221,080 | New |
| Pillsbury Lake Capital LLC | 270,668 | $8.85M | 4.01% | −105,401−28.0% | Reduced |
| FMR LLC | 302,209 | $9.89M | 0.00% | +35,134+13.2% | Added |
| Charles Schwab Investment Management Inc | 308,174 | $10.1M | 0.00% | +1,349+0.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 328,905 | $10.8M | 0.02% | −59,432−15.3% | Reduced |
| Morgan Stanley | 341,780 | $11.2M | 0.00% | −57,442−14.4% | Reduced |
| Northern Trust Corp | 352,559 | $11.5M | 0.00% | +4,625+1.3% | Added |
| DF Dent & Co Inc | 352,960 | $11.5M | 0.22% | +352,960 | New |
| ArrowMark Colorado Holdings LLC | 356,620 | $11.7M | 0.31% | −136,723−27.7% | Reduced |
| Russell Investments Group, Ltd. | 441,716 | $14.4M | 0.02% | +34,346+8.4% | Added |
| Silverberg Bernstein Capital Management LLC | 472,883 | $15.5M | 8.52% | −1,000−0.2% | Reduced |
| Wasatch Advisors Inc | 507,737 | $16.6M | 0.11% | −14,583−2.8% | Reduced |
| Emerald Mutual Fund Advisers Trust | 594,610 | $19.4M | 0.94% | 00.0% | Unchanged |
| Divisar Capital Management LLC | 623,364 | $20.4M | 5.20% | −136,451−18.0% | Reduced |
| Geode Capital Management, LLC | 802,223 | $26.2M | 0.00% | +32,071+4.2% | Added |
| Loomis Sayles & Co L P | 827,109 | $27.1M | 0.04% | +361,927+77.8% | Added |
| Dimensional Fund Advisors LP | 845,693 | $27.7M | 0.01% | +44,730+5.6% | Added |
| Emerald Advisers, LLC | 860,819 | $28.2M | 0.89% | −82,553−8.8% | Reduced |
| Samjo Management, LLC | 919,955 | $30.1M | 13.01% | −231,064−20.1% | Reduced |
| Janus Henderson Group PLC | 1,035,666 | $33.9M | 0.02% | +123,531+13.5% | Added |
| Snyder Capital Management L P | 1,060,478 | $34.7M | 0.67% | +105,043+11.0% | Added |
| Ophir Asset Management Pty Ltd | 1,137,349 | $37.2M | 4.33% | +414,222+57.3% | Added |