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 |
|---|---|---|---|---|---|
| Covestor Ltd | 3 | $0 | 0.00% | −30−90.9% | Reduced |
| Capital Advisors, Ltd. LLC | 8 | $0 | 0.00% | 00.0% | Unchanged |
| Gilpin Wealth Management, LLC | 3 | $99 | 0.00% | 00.0% | Unchanged |
| Abound Wealth Management | 4 | $131 | 0.00% | +4 | New |
| Assetmark, Inc | 5 | $164 | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 5 | $164 | 0.00% | 00.0% | Unchanged |
| Ankerstar Wealth, LLC | 6 | $196 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 8 | $262 | 0.00% | +8 | New |
| US Bancorp | 9 | $294 | 0.00% | −22−71.0% | Reduced |
| Allworth Financial LP | 14 | $458 | 0.00% | +5+55.6% | Added |
| Caitong International Asset Management Co., Ltd | 17 | $556 | 0.00% | +13+325.0% | Added |
| DecisionPoint Financial, LLC | 21 | $687 | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 21 | $687 | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 25 | $818 | 0.00% | +25 | New |
| Annis Gardner Whiting Capital Advisors, LLC | 30 | $982 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 35 | $1.15K | 0.00% | +1+2.9% | Added |
| SBI Securities Co., Ltd. | 37 | $1.21K | 0.00% | +6+19.4% | Added |
| Quarry LP | 37 | $1.21K | 0.00% | +37 | New |
| Root Financial Partners, LLC | 44 | $1.44K | 0.00% | +42+2,100.0% | Added |
| Brown, Lisle/Cummings, Inc. | 59 | $1.93K | 0.00% | +59 | New |
| Parkside Financial Bank & Trust | 64 | $2.09K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 65 | $2.13K | 0.00% | +65 | New |
| National Bank of Canada | 69 | $2.25K | 0.00% | +69 | New |
| Twin Peaks Wealth Advisors, LLC | 76 | $2.49K | 0.00% | +76 | New |
| Rothschild Investment LLC | 86 | $2.81K | 0.00% | +20+30.3% | Added |
| Parallel Advisors, LLC | 104 | $3.40K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 114 | $3.81K | 0.00% | +42+58.3% | Added |
| Northwestern Mutual Wealth Management Co | 134 | $4.38K | 0.00% | +134 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 137 | $4.48K | 0.00% | 00.0% | Unchanged |
| Kemnay Advisory Services Inc. | 171 | $5.59K | 0.00% | +171 | New |
| IFP Advisors, Inc | 173 | $5.66K | 0.00% | +171+8,550.0% | Added |
| Aster Capital Management (DIFC) Ltd | 307 | $5.87K | 0.00% | +307 | New |
| Sound Income Strategies, LLC | 182 | $6.08K | 0.00% | +47+34.8% | Added |
| EverSource Wealth Advisors, LLC | 199 | $6.51K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 207 | $6.77K | 0.00% | −5−2.4% | Reduced |
| Salomon & Ludwin, LLC | 230 | $7.98K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 263 | $8.80K | 0.00% | +263 | New |
| Bessemer Group Inc | 285 | $9.00K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 318 | $10.4K | 0.00% | +253+389.2% | Added |
| Advisory Services Network, LLC | 387 | $12.7K | 0.00% | +387 | New |
| Huntington National Bank | 523 | $17.1K | 0.00% | −15−2.8% | Reduced |
| Umb Bank N A | 619 | $20.2K | 0.00% | −67−9.8% | Reduced |
| Bell Investment Advisors, Inc | 699 | $22.9K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 784 | $25.6K | 0.00% | −45−5.4% | Reduced |
| Quadrant Capital Group LLC | 795 | $26.0K | 0.00% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 839 | $27.4K | 0.00% | +212+33.8% | Added |
| NBC Securities, Inc. | 923 | $30.2K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 933 | $30.5K | 0.00% | +390+71.8% | Added |
| Smartleaf Asset Management LLC | 1,098 | $33.9K | 0.00% | +818+292.1% | Added |
| Nisa Investment Advisors, LLC | 1,376 | $45.0K | 0.00% | +14+1.0% | Added |
| Hantz Financial Services, Inc. | 1,529 | $50.0K | 0.00% | +413+37.0% | Added |
| Versant Capital Management, Inc | 1,640 | $53.6K | 0.01% | +152+10.2% | Added |
| Sittner & Nelson, LLC | 1,677 | $54.9K | 0.02% | +1,677 | New |
| Pinnacle Wealth Planning Services, Inc. | 1,687 | $55.2K | 0.01% | +33+2.0% | Added |
| Signaturefd, LLC | 1,830 | $59.9K | 0.00% | +15+0.8% | Added |
| CWM, LLC | 2,197 | $71.9K | 0.00% | +38+1.8% | Added |
| GAMMA Investing LLC | 2,209 | $72.3K | 0.00% | +66+3.1% | Added |
| Tower Research Capital LLC (TRC) | 2,264 | $74.1K | 0.00% | −1,099−32.7% | Reduced |
| Ameritas Investment Partners, Inc. | 2,695 | $88.2K | 0.00% | 00.0% | Unchanged |
| 1620 Investment Advisors, Inc. | 3,827 | $125.2K | 0.08% | −43−1.1% | Reduced |
| State of Wyoming | 4,883 | $159.7K | 0.02% | −968−16.5% | Reduced |
| Barclays PLC | 6,078 | $198.8K | 0.00% | −44,478−88.0% | Reduced |
| Citigroup Inc | 6,406 | $209.5K | 0.00% | −3,532−35.5% | Reduced |
| Punch & Associates Investment Management, Inc. | 6,480 | $212.0K | 0.01% | +6,480 | New |
| New York State Teachers Retirement System | 6,545 | $214.0K | 0.00% | −1,011−13.4% | Reduced |
| Mangrove Partners | 6,584 | $215.4K | 0.02% | +6,584 | New |
| State of Tennessee, Treasury Department | 6,752 | $220.9K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 6,800 | $222.4K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 6,814 | $222.9K | 0.00% | −282−4.0% | Reduced |
| Oregon Public Employees Retirement Fund | 7,324 | $239.6K | 0.00% | 00.0% | Unchanged |
| Vanguard Investments Australia, Ltd. | 7,341 | $240.1K | 0.00% | +7,341 | New |
| Fifth Third Bancorp | 7,347 | $240.3K | 0.00% | +6,964+1,818.3% | Added |
| BNP Paribas Arbitrage, SA | 7,619 | $249.2K | 0.00% | +56+0.7% | Added |
| Intech Investment Management LLC | 7,915 | $258.9K | 0.00% | −3,479−30.5% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 7,915 | $258.9K | 0.00% | −8−0.1% | Reduced |
| Teachers Retirement System of the State of Kentucky | 7,939 | $259.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna Portfolio Strategies, LLC | 8,353 | $273.2K | 0.00% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 8,470 | $277.1K | 0.00% | −140−1.6% | Reduced |
| Arizona State Retirement System | 8,682 | $284.0K | 0.00% | −120−1.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 8,841 | $289.2K | 0.00% | 00.0% | Unchanged |
| Significant Wealth Partners LLC | 8,934 | $292.2K | 0.36% | −43−0.5% | Reduced |
| State Board of Administration of Florida Retirement System | 8,987 | $294.0K | 0.00% | 00.0% | Unchanged |
| Central Pacific Bank - Trust Division | 9,188 | $300.5K | 0.04% | +9,188 | New |
| Amalgamated Bank | 9,212 | $301.0K | 0.00% | −80−0.9% | Reduced |
| JustInvest LLC | 9,263 | $303.0K | 0.00% | +1,591+20.7% | Added |
| Intrust Bank NA | 9,286 | $303.7K | 0.02% | +9,286 | New |
| Inceptionr LLC | 9,475 | $309.9K | 0.07% | +9,475 | New |
| Royal Bank of Canada | 9,520 | $311.0K | 0.00% | −1,098−10.3% | Reduced |
| Yorktown Management & Research Co Inc | 9,550 | $312.4K | 0.26% | +9,550 | New |
| Graham Capital Management, L.P. | 9,647 | $315.6K | 0.01% | +9,647 | New |
| Los Angeles Capital Management LLC | 9,651 | $315.7K | 0.00% | +9,461+4,979.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,681 | $316.7K | 0.00% | +2,249+30.3% | Added |
| Caxton Associates LLP | 10,243 | $335.0K | 0.01% | +10,243 | New |
| Clarus Group, Inc. | 10,553 | $345.2K | 0.12% | 00.0% | Unchanged |
| Aptus Capital Advisors, LLC | 10,590 | $346.4K | 0.00% | +10,590 | New |
| Advisor Group Holdings, Inc. | 10,834 | $354.4K | 0.00% | +5,856+117.6% | Added |
| Polymer Capital Management (US) LLC | 10,915 | $357.0K | 0.05% | +10,915 | New |
| Voloridge Investment Management, LLC | 11,583 | $378.9K | 0.00% | +11,583 | New |
| Dark Forest Capital Management LP | 11,589 | $379.1K | 0.03% | −43,479−79.0% | Reduced |
| Amundi | 11,661 | $381.4K | 0.00% | −2,855−19.7% | Reduced |