iSpecimen Inc. - ISPC
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 41,594 | 10 | 0.0% | 0.0% | 1 | -96 | -0.23% | Q4 2025 | Feb 09, 2026 |
| VANGUARD GROUP INC | History | No change | 29,407 | 7 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 15,063 | 3 | 0.0% | — | 3 | +15,063 | New | Q4 2025 | Feb 17, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 14,093 | 3 | 0.0% | 0.0% | 4 | -6,164 | -30.43% | Q4 2025 | Feb 12, 2026 |
| Jump Financial, LLC | History | New | 10,473 | 2 | 0.0% | — | 5 | +10,473 | New | Q4 2025 | Feb 17, 2026 |
| UBS Group AG | History | New | 6,445 | 1 | 0.0% | — | 7 | +6,445 | New | Q4 2025 | Jan 29, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 6,664 | 1 | 0.0% | 0.0% | 6 | +4,307 | 182.73% | Q4 2025 | Feb 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -153,457 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Virtu Financial LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -63,257 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Scientech Research LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -29,488 | -100.0% | Q3 2025 | Nov 14, 2025 |
| FMR LLC | History | Closed out | 0 | 0 | — | — | — | -300 | -100.0% | Q3 2025 | Nov 13, 2025 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 83 | 0 | — | — | — | +38 | 84.44% | Q4 2025 | Feb 17, 2026 |
| SBI Securities Co., Ltd. | History | No change | 4 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 03, 2026 |
| Sachetta, LLC | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 02, 2026 |
| BlackRock, Inc. | History | No change | 2,827 | 0 | — | 0.0% | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |