Formfactor Inc
FORM- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001039399
In the last 90 days, Formfactor Inc insiders filed 0 open-market purchases and 4 sales; 510 institutions reported holding it in 13F filings for Q2 2026, worth $11.4B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Formfactor 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
- 396
- +68 vs. Q4 2025
- Shares held
- 74.6M
- +9.42M (+14.5%) vs. Q4 2025
- Total value
- $7.14B
- +$3.50B (+96.3%) vs. Q4 2025
- New holders
- 107
- 133 more added
- Sold out
- 39
- 117 more reduced
7 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 FORM 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 | 510 | $11.4B |
| Q1 2026 | 396 | $7.14B |
| Q4 2025 | 335 | $4.24B |
| Q3 2025 | 277 | $2.73B |
| Q2 2025 | 301 | $2.60B |
| Q1 2025 | 277 | $2.14B |
| Q4 2024 | 300 | $3.35B |
| Q3 2024 | 320 | $3.41B |
| Q2 2024 | 310 | $4.54B |
| Q1 2024 | 264 | $3.46B |
| Q4 2023 | 246 | $3.20B |
| Q3 2023 | 232 | $2.64B |
| Q2 2023 | 233 | $2.51B |
| Q1 2023 | 224 | $2.39B |
| Q4 2022 | 210 | $1.64B |
| Q3 2022 | 240 | $1.84B |
| Q2 2022 | 237 | $2.88B |
| Q1 2022 | 238 | $3.11B |
| Q4 2021 | 232 | $3.32B |
| Q3 2021 | 227 | $2.69B |
| Q2 2021 | 230 | $2.57B |
| Q1 2021 | 248 | $3.21B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Formfactor Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12,247,574 | $1.19B | 0.02% | +677,935+5.9% | Added |
| Vanguard Portfolio Management LLC | 5,880,008 | $570.3M | 0.03% | +5,880,008 | New |
| Earnest Partners LLC | 4,875,165 | $472.8M | 1.95% | −899,827−15.6% | Reduced |
| Vanguard Capital Management LLC | 3,472,491 | $336.8M | 0.01% | +3,472,491 | New |
| State Street Corp | 2,928,139 | $284.0M | 0.01% | +58,595+2.0% | Added |
| Bank of America Corp | 2,481,059 | $240.6M | 0.02% | −35,331−1.4% | Reduced |
| Polar Capital Holdings Plc | 2,292,313 | $222.3M | 0.97% | +2,292,313 | New |
| Geode Capital Management, LLC | 2,187,865 | $212.2M | 0.01% | +302,018+16.0% | Added |
| Primecap Management Co | 1,788,644 | $173.5M | 0.14% | −292,602−14.1% | Reduced |
| SEI Investments Co | 1,682,322 | $163.2M | 0.15% | −2,750−0.2% | Reduced |
| Dimensional Fund Advisors LP | 1,412,119 | $136.9M | 0.03% | −310,140−18.0% | Reduced |
| Ameriprise Financial Inc | 1,404,359 | $136.2M | 0.03% | +88,309+6.7% | Added |
| Morgan Stanley | 1,308,918 | $127.0M | 0.01% | −962,644−42.4% | Reduced |
| Alliancebernstein L.P. | 2,231,533 | $124.5M | 0.04% | +816,845+57.7% | Added |
| Invesco Ltd. | 1,238,363 | $120.1M | 0.01% | +905,436+272.0% | Added |
| Reinhart Partners, Inc. | 1,159,698 | $112.5M | 3.23% | −992,650−46.1% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 1,137,356 | $110.3M | 0.37% | +52,828+4.9% | Added |
| Charles Schwab Investment Management Inc | 947,544 | $91.9M | 0.01% | −4,184−0.4% | Reduced |
| Jane Street Group, LLC | 925,617 | $89.8M | 0.10% | +807,083+680.9% | Added |
| Goldman Sachs Group Inc | 873,521 | $84.7M | 0.01% | −11,206−1.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 852,833 | $82.7M | 0.06% | +493,354+137.2% | Added |
| Nuveen, LLC | 849,717 | $82.4M | 0.02% | +143,790+20.4% | Added |
| Price T Rowe Associates Inc | 840,631 | $81.5M | 0.01% | −123,947−12.8% | Reduced |
| Northern Trust Corp | 835,307 | $81.0M | 0.01% | +10,921+1.3% | Added |
| Massachusetts Financial Services Co | 733,338 | $71.1M | 0.02% | −635,686−46.4% | Reduced |
| Bank of New York Mellon Corp | 633,543 | $61.4M | 0.01% | −117,809−15.7% | Reduced |
| Needham Investment Management LLC | 603,500 | $58.5M | 2.99% | −91,000−13.1% | Reduced |
| Vanguard Fiduciary Trust Co | 530,780 | $51.5M | 0.01% | +530,780 | New |
| Arrowstreet Capital, Limited Partnership | 508,642 | $49.3M | 0.03% | −93,121−15.5% | Reduced |
| Franklin Resources Inc | 493,767 | $47.9M | 0.01% | +206,195+71.7% | Added |
| Natixis Advisors, L.P. | 456,210 | $44.2M | 0.06% | +37,579+9.0% | Added |
| Royce & Associates LP | 451,863 | $43.8M | 0.43% | −706,028−61.0% | Reduced |
| Jones Financial Companies LLLP | 429,980 | $42.1M | 0.02% | +428,915+40,273.7% | Added |
| Royal Bank of Canada | 428,907 | $41.6M | 0.01% | −157,742−26.9% | Reduced |
| Fisher Asset Management, LLC | 425,994 | $41.3M | 0.01% | −10,051−2.3% | Reduced |
| Assenagon Asset Management S.A. | 422,827 | $41.0M | 0.07% | −139,942−24.9% | Reduced |
| Bessemer Group Inc | 391,959 | $38.0M | 0.06% | −170,083−30.3% | Reduced |
| Principal Financial Group Inc | 378,495 | $36.7M | 0.02% | +8,100+2.2% | Added |
| Victory Capital Management Inc | 365,810 | $35.5M | 0.02% | −890,735−70.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 333,086 | $32.3M | 0.07% | +130,405+64.3% | Added |
| FMR LLC | 325,832 | $31.6M | 0.00% | +304,116+1,400.4% | Added |
| Envestnet Asset Management Inc | 281,158 | $27.3M | 0.01% | −77,628−21.6% | Reduced |
| Public Sector Pension Investment Board | 277,316 | $26.9M | 0.08% | +8,987+3.3% | Added |
| Select Equity Group, L.P. | 257,414 | $25.0M | 0.13% | −169,405−39.7% | Reduced |
| JPMorgan Chase & Co | 265,122 | $24.2M | 0.00% | −48,039−15.3% | Reduced |
| D. E. Shaw & Co., Inc. | 242,643 | $23.5M | 0.02% | +182,588+304.0% | Added |
| Nomura Asset Management Co Ltd | 239,900 | $23.3M | 0.06% | +239,900 | New |
| Prudential Financial Inc | 238,732 | $23.2M | 0.03% | +103,289+76.3% | Added |
| Wells Fargo & Company | 224,531 | $21.8M | 0.00% | −90,721−28.8% | Reduced |
| AQR Capital Management LLC | 215,013 | $20.9M | 0.01% | +10,245+5.0% | Added |
| Two Sigma Investments, LP | 213,456 | $20.7M | 0.02% | +99,703+87.6% | Added |
| Rhumbline Advisers | 204,980 | $19.9M | 0.02% | +628+0.3% | Added |
| Citadel Advisors LLC | 200,874 | $19.5M | 0.01% | +7,865+4.1% | Added |
| Federated Hermes, Inc. | 200,528 | $19.4M | 0.03% | +165,523+472.9% | Added |
| UBS Group AG | 200,381 | $19.4M | 0.00% | −83,012−29.3% | Reduced |
| Trexquant Investment LP | 190,878 | $18.5M | 0.13% | +103,771+119.1% | Added |
| Pinnacle Associates Ltd | 189,562 | $18.4M | 0.24% | −50,216−20.9% | Reduced |
| Legal & General Group Plc | 185,084 | $18.0M | 0.00% | −17,067−8.4% | Reduced |
| Millennium Management LLC | 180,937 | $17.5M | 0.01% | +98,568+119.7% | Added |
| First Eagle Investment Management, LLC | 179,848 | $17.4M | 0.03% | −89,374−33.2% | Reduced |
| Acadian Asset Management LLC | 172,200 | $16.7M | 0.02% | +104,302+153.6% | Added |
| Man Group plc | 161,011 | $15.6M | 0.03% | +153,495+2,042.2% | Added |
| Qube Research & Technologies Ltd | 160,369 | $15.6M | 0.02% | +160,369 | New |
| Deutsche Bank AG | 160,093 | $15.5M | 0.01% | −57,861−26.5% | Reduced |
| UBS Asset Management Americas Inc | 157,769 | $15.3M | 0.00% | +4,006+2.6% | Added |
| Citigroup Inc | 154,622 | $15.0M | 0.01% | +131,242+561.3% | Added |
| Swiss National Bank | 153,400 | $14.9M | 0.01% | +1,300+0.9% | Added |
| American Century Companies Inc | 152,645 | $14.8M | 0.01% | −22,491−12.8% | Reduced |
| Kadensa Capital Ltd | 147,926 | $14.3M | 2.00% | +147,926 | New |
| Tudor Investment Corp Et Al | 141,282 | $13.7M | 0.07% | +90,541+178.4% | Added |
| Peregrine Capital Management LLC | 131,096 | $12.7M | 0.47% | −50,494−27.8% | Reduced |
| BNP Paribas Arbitrage, SA | 120,820 | $11.7M | 0.01% | +24,894+26.0% | Added |
| California Public Employees Retirement System | 116,977 | $11.3M | 0.01% | +116,977 | New |
| Barclays PLC | 109,667 | $10.6M | 0.00% | −13,071−10.6% | Reduced |
| HRT Financial LP | 103,326 | $10.0M | 0.03% | +69,477+205.3% | Added |
| Squarepoint Ops LLC | 101,752 | $9.87M | 0.02% | +84,725+497.6% | Added |
| First Trust Advisors LP | 100,373 | $9.74M | 0.01% | +80,726+410.9% | Added |
| Marshall Wace, LLP | 99,719 | $9.67M | 0.01% | +31,066+45.3% | Added |
| Russell Investments Group, Ltd. | 92,253 | $8.91M | 0.01% | +47,705+107.1% | Added |
| California State Teachers Retirement System | 89,629 | $8.69M | 0.01% | +16,329+22.3% | Added |
| Great West Life Assurance Co | 87,739 | $8.51M | 0.02% | −6,281−6.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 83,511 | $8.43M | 0.01% | −75,463−47.5% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 84,887 | $8.23M | 0.12% | −4,454−5.0% | Reduced |
| Wellington Management Group LLP | 80,333 | $7.79M | 0.00% | +80,333 | New |
| Intech Investment Management LLC | 76,890 | $7.46M | 0.07% | +28,235+58.0% | Added |
| Herald Investment Management Ltd | 75,300 | $7.30M | 1.02% | −33,000−30.5% | Reduced |
| EAM Investors, LLC | 73,580 | $7.14M | 0.82% | +3,026+4.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 71,055 | $6.89M | 0.01% | −100,000−58.5% | Reduced |
| Vanguard Asset Management, Ltd | 69,888 | $6.78M | 0.01% | +69,888 | New |
| Fifth Third Bancorp | 66,370 | $6.44M | 0.01% | +43,010+184.1% | Added |
| Algert Global LLC | 66,060 | $6.41M | 0.10% | −13,720−17.2% | Reduced |
| Creative Planning | 62,132 | $6.03M | 0.00% | +17,965+40.7% | Added |
| Hillsdale Investment Management Inc. | 61,710 | $5.99M | 0.16% | +61,570+43,978.6% | Added |
| Jump Financial, LLC | 60,600 | $5.88M | 0.09% | +60,600 | New |
| Farallon Capital Management, L.L.C. | 56,500 | $5.48M | 0.03% | +56,500 | New |
| State of Wisconsin Investment Board | 54,861 | $5.32M | 0.01% | −18,524−25.2% | Reduced |
| Thrivent Financial for Lutherans | 51,741 | $5.02M | 0.01% | −1,524−2.9% | Reduced |
| PDT Partners, LLC | 51,112 | $4.96M | 0.29% | 00.0% | Unchanged |
| Pier Capital, LLC | 51,061 | $4.95M | 0.82% | −35,237−40.8% | Reduced |
| Bridgewater Associates, LP | 50,221 | $4.87M | 0.02% | +24,242+93.3% | Added |