PDF SOLUTIONS INC PDFS
$59.18
-11.5% 52w: $19.20 – $70.79
Latest 13F among current holders filed 13 days ago (Aug 20, 2026)
Price — last 12 months
research preview data19.2045.0070.79
Aug 18, 2025 Jul 2, 2026
Institutional holders
208
+20 QoQ
13F value
$1.05B
+20.5% QoQ
Smart-money holders
10
signal tier ≥ 2
New smart buyers
1
Q1 2026
Options barometer
0.3×
$379K calls / $1.2M puts
Institutional value by quarter
Number of holders
Who owns PDFS?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 4.9M | $159.2M | 0.0% | -0.4% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | Other | 2.0M | $66.2M | — | +2.9% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 1.4M | $45.8M | — | — |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 1.4M | $45.4M | — | — |
| Ranger Investment Management, L.P. | Other | 1.3M | $41.9M | — | +9.4% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Other | 1.3M | $41.1M | — | -7.6% |
| STATE STREET CORP | Index provider | 1.2M | $39.0M | 0.0% | +3.5% |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | Other | 1.1M | $37.3M | — | New |
| Ophir Asset Management Pty Ltd ★2 | Fundamental concentrated | 1.1M | $37.2M | — | +57.3% |
| SNYDER CAPITAL MANAGEMENT L P ★2 | Fundamental diversified | 1.1M | $34.7M | — | +11.0% |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 1.0M | $33.9M | — | +13.5% |
| Samjo Management, LLC ★3 | Fundamental concentrated | 920.0K | $30.1M | — | -20.1% |
| EMERALD ADVISERS, LLC | Other | 860.8K | $28.2M | — | -8.8% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 845.7K | $27.7M | — | +5.6% |
| LOOMIS SAYLES & CO L P | Other | 827.1K | $27.1M | — | +77.8% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 802.2K | $26.2M | — | +4.2% |
| Divisar Capital Management LLC ★3 | Fundamental concentrated | 623.4K | $20.4M | — | -18.0% |
| EMERALD MUTUAL FUND ADVISERS TRUST | Other | 594.6K | $19.4M | — | Held |
| WASATCH ADVISORS LP | Other | 507.7K | $16.6M | — | -2.8% |
| Silverberg Bernstein Capital Management LLC ★2 | Fundamental diversified | 472.9K | $15.5M | — | -0.2% |
| Russell Investments Group, Ltd. | Diversified mechanical | 441.7K | $14.4M | 0.0% | +8.4% |
| ArrowMark Colorado Holdings LLC | Other | 356.6K | $11.7M | — | -27.7% |
| DF DENT & CO INC | Other | 353.0K | $11.5M | 0.2% | New |
| NORTHERN TRUST CORP | Index provider | 352.6K | $11.5M | 0.0% | +1.3% |
| MORGAN STANLEY | Bank broker | 341.8K | $11.2M | 0.0% | -14.4% |
| Connor, Clark & Lunn Investment Management Ltd. | Diversified mechanical | 328.9K | $10.8M | — | -15.3% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 308.2K | $10.1M | — | +0.4% |
| FMR LLC | Long only active | 302.2K | $9.9M | 0.0% | +13.2% |
| Pillsbury Lake Capital LLC ★2 | Fundamental concentrated | 270.7K | $8.9M | — | -28.0% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 221.1K | $7.2M | — | — |
| HERALD INVESTMENT MANAGEMENT Ltd ★2 | Fundamental diversified | 200.0K | $6.5M | — | -11.1% |
| Bank of New York Mellon Corp | Diversified mechanical | 190.5K | $6.2M | 0.0% | -3.7% |
| Roubaix Capital, LLC | Other | 181.9K | $6.0M | — | -17.3% |
| PRINCIPAL FINANCIAL GROUP INC | Diversified mechanical | 156.5K | $5.1M | 0.0% | +2.3% |
| GOLDMAN SACHS GROUP INC | Bank broker | 151.0K | $4.9M | 0.0% | -20.4% |
| RICE HALL JAMES & ASSOCIATES, LLC | Other | 147.8K | $4.8M | — | +0.1% |
| Invesco Ltd. | Index provider | 144.3K | $4.7M | 0.0% | +6.0% |
| Squarepoint Ops LLC | Quant stat arb | 130.9K | $4.3M | 0.0% | -39.8% |
| Public Sector Pension Investment Board | Pension sovereign | 114.5K | $3.7M | 0.0% | +3.4% |
| Nuveen, LLC | Diversified mechanical | 112.0K | $3.7M | 0.0% | +1.2% |
| Gem Investment Advisors, LLC ★3 | Fundamental concentrated | 105.5K | $3.5M | — | Held |
| BROWN CAPITAL MANAGEMENT LLC ★2 | Fundamental diversified | 104.3K | $3.4M | — | -16.6% |
| UBS Group AG | Bank broker | 101.3K | $3.3M | 0.0% | +60.6% |
| Bridge City Capital, LLC | Other | 100.8K | $3.3M | — | -1.5% |
| PRELUDE CAPITAL MANAGEMENT, LLC | Diversified mechanical | 90.8K | $3.0M | 0.2% | -22.0% |
| SEI INVESTMENTS CO | Diversified mechanical | 90.4K | $3.0M | 0.0% | +114.2% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 85.8K | $2.8M | 0.0% | +7.4% |
| RHUMBLINE ADVISERS | Diversified mechanical | 84.5K | $2.8M | 0.0% | +2.5% |
| Inspire Advisors, LLC | Wealth advisor | 84.2K | $2.8M | 0.2% | New |
| Lisanti Capital Growth, LLC | Quant stat arb | 81.4K | $2.7M | — | -22.9% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
Explore related
Top funds holding PDFS
More technology stocks held by institutions