Biolife Solutions Inc
BLFSCIK 0000834365 · Every Form 4 filed by insiders at this issuer. See financials →
Annual report (10-K)
Latest 10-K/A filed Apr 28, 2026. Sentiment + YoY language diff vs prior year. Read sections →
Signal:NeutralFull-doc fallback
Full filing:tone -0.0014
Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.
Recent 8-K announcements
Per-item disclosure feed. Item 2.02 is the earnings release.
Top insiders
Most active reporters at Biolife Solutions Inc
| Name | Roles | Filings |
|---|---|---|
| Rice Michael | OfficerDirector | 34 |
| Schulz Marcus | Officer | 23 |
| De Greef Roderick | OfficerDirector | 22 |
| Phillips Geraint | Officer | 20 |
| Casdin Capital, LLC | 10% Owner | 13 |
Top performers
Insiders ranked by realized 90-day signed return on their open-market trades at Biolife Solutions Inc. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.
| # | Insider | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|---|
| 1 | Schulz Marcus | 22 | 64% | +12.0% | +15.8% | +63.8% | -90.0% |
| 2 | Rice Michael | 29 | 62% | +9.3% | +16.9% | +63.8% | -98.9% |
| 3 | De Greef Roderick | 14 | 79% | +8.5% | +12.1% | +28.9% | -29.2% |
| 4 | Duross Amy | 9 | 78% | +3.9% | +8.3% | +22.6% | -29.2% |
| 5 | Mathew Aby J. | 82 | 49% | +1.5% | -1.3% | +63.8% | -90.0% |
| 6 | Casdin Capital, LLC | 11 | 18% | -18.2% | -17.5% | +49.5% | -50.8% |
| 7 | Casdin Eli | 11 | 18% | -18.2% | -17.5% | +49.5% | -50.8% |
| 8 | Casdin Partners Gp, LLC | 11 | 18% | -18.2% | -17.5% | +49.5% | -50.8% |
| 9 | Casdin Partners Master Fund, L.P. | 11 | 18% | -18.2% | -17.5% | +49.5% | -50.8% |
| 10 | Phillips Geraint | 12 | 33% | -9.4% | -14.4% | +45.7% | -74.6% |
All filings
500 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|