iSpecimen Inc.
ISPC- Exchange
- Nasdaq
- Industry
- Services-Commercial Physical & Biological Research
- SEC CIK
- 0001558569
No open-market purchases or sales by iSpecimen Inc. insiders were filed in the last 90 days; 8 institutions reported holding it in 13F filings for Q2 2026, worth $152.0K in total; no superinvestor holds it.
Q2 2023 vs. Q1 2023
How the institutions holding iSpecimen Inc. changed between Q1 2023 and Q2 2023.
All holders in Q2 2023All holders in Q1 2023
| Measure | Q1 2023 | Q2 2023 | Change |
|---|---|---|---|
| Holders | 14 | 13 | −1 |
| Shares | 496.3K | 417.6K | −78.7K (−15.8%) |
| Value | $665.4K | $596.9K | −$68.5K (−10.3%) |
New holders (2)
Institutions that held iSpecimen Inc. at the end of Q2 2023 but not at the end of Q1 2023.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Citadel Advisors LLC | 23,173 | $33.1K | 0.00% |
| Renaissance Technologies LLC | 14,904 | $21.0K | 0.00% |
Sold out (3)
Institutions that held iSpecimen Inc. at the end of Q1 2023 and filed for Q2 2023 without it.
| Institution | Shares, Q1 2023 | Value, Q1 2023 |
|---|---|---|
| Bleichroeder LP | 65,834 | $88.2K |
| Teton Advisors, Inc. | 38,000 | $50.9K |
| Susquehanna International Group, LLP | 12,851 | $17.3K |