Forrester Research, Inc. (NASDAQ:FORR) has 101 institutional investors with active 13F positions as of March 2026.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| Portolan Capital Management, LLC | 31 Mar, 2026 | 1,541,276 | 835,527 | 118.39% | $8,723,622.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 907,377 | -49,551 | -5.18% | $5,135,753.00 |
| FIRST MANHATTAN CO. LLC. | 31 Mar, 2026 | 750,000 | 662,800 | 760.09% | $4,245,000.00 |
| Pacific Ridge Capital Partners, LLC | 31 Mar, 2026 | 710,847 | 121,959 | 20.71% | $4,023,394.00 |
| Nantahala Capital Management, LLC | 31 Mar, 2026 | 694,422 | 694,422 | 0.00% | $3,930,429.00 |
| Tieton Capital Management, LLC | 31 Mar, 2026 | 559,041 | 20,481 | 3.80% | $3,164.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 486,922 | 486,922 | 0.00% | $2,755,979.00 |
| ArrowMark Colorado Holdings LLC | 31 Mar, 2026 | 472,952 | -83,390 | -14.99% | $2,676,908.00 |
| RENAISSANCE TECHNOLOGIES LLC | 31 Mar, 2026 | 436,706 | -11,300 | -2.52% | $2,471,756.00 |
| ACADIAN ASSET MANAGEMENT LLC | 31 Mar, 2026 | 423,338 | -2,371 | -0.56% | $2,393.00 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 31 Mar, 2026 | 389,254 | 389,254 | 0.00% | $2,203,178.00 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 383,589 | 34,350 | 9.84% | $2,171,114.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 316,788 | 18,359 | 6.15% | $1,793,205.00 |
| Sei Investments Co | 31 Mar, 2026 | 284,424 | 150,470 | 112.33% | $1,609,853.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 266,389 | -131,792 | -33.10% | $1,507,806.00 |
| State Street Corp | 31 Mar, 2026 | 259,070 | 3,325 | 1.30% | $1,466,336.00 |
| Quantinno Capital Management LP | 31 Mar, 2026 | 224,085 | 100,276 | 80.99% | $1,268,321.00 |
| AQR CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 185,922 | 87,257 | 88.44% | $1,052,319.00 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 150,859 | 0 | 0.00% | $853,862.00 |
| Nierenberg Investment Management Company, LLC | 31 Mar, 2026 | 131,110 | 119,555 | 1,034.66% | $742,083.00 |