ISPC — iSpecimen Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2021-06-17.
Performance
Technicals
Others in Healthcare
Measured signals that fired on ISPC
| date | signal | measured base rate |
|---|---|---|
| 2026-05-27 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-04-29 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-04-10 | Volume shock without a price move price | -1.33% over 21 days · t = -4.53 · n = 16,432 statistically distinguishable from its control group |
| 2026-03-20 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2023-09-14 | Bielak Benjamin Chief Info Officer & Secretary | Open-market purchase | 18.0K | 0.72 | 13.0K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | 49.2K | 313.1K |
| JANE STREET GROUP, LLC | 8.7K | 55.6K |
| UBS Group AG | 8.4K | 53.7K |
| CITADEL ADVISORS LLC | 7.9K | 50.5K |
| VANGUARD FIDUCIARY TRUST CO | 4.4K | 28.2K |
| StoneX Group Inc. | 3.1K | 19.7K |
| Tower Research Capital LLC (TRC) | 1.0K | 6.7K |
| BlackRock, Inc. | 444 | 2.8K |
| VANGUARD CAPITAL MANAGEMENT LLC | 194 | 1.2K |
| SBI Securities Co., Ltd. | 3 | 19 |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 8-K | 2026-08-14 | 2026-08-12 | on EDGAR ↗ |
| 10-Q | 2026-08-14 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-11 | 2026-08-06 | on EDGAR ↗ |
| 8-K | 2026-08-07 | 2026-08-05 | on EDGAR ↗ |
| 424B4 | 2026-08-07 | — | on EDGAR ↗ |
| EFFECT | 2026-07-30 | — | on EDGAR ↗ |
| S-1/A | 2026-07-17 | — | on EDGAR ↗ |
| 8-K | 2026-07-14 | 2026-07-09 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Ispecimen Inc. (ISPC) filed form 8-K · 2026-08-14 · SEC EDGAR
- iSpecimen Inc. (ISPC) filed form 8-K · 2026-08-14 · SEC EDGAR
- iSpecimen Inc. (ISPC) filed form 10-Q · 2026-08-14 · SEC EDGAR
- Ispecimen Inc. (ISPC) filed form 8-K · 2026-08-11 · SEC EDGAR
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