BIOLIFE SOLUTIONS INC insider trading
BLFS$37.30+0.52 (+1.41%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+44.0%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ1 '25Q2 '25Q3 '25Q4 '25Q1 '26Q2 '26
Unlock quarterly net flowKey players
- RDRoderick De Greef1.4889%
- AJAby J. Mathew0.7919%
- TWTroy Wichterman0.432%
- TBTodd Berard0.3309%
- KAKaren A. Foster0.2224%
- SASarah Aebersold0.189%
- RERachel Ellingson0.1186%
- JGJoydeep Goswami0.1087%
- SWSean Werner0.0964%
- TLTimothy L. Moore0.0919%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| BLFS | Casdin Partners Master Fund, L.P. | Open market sell$15.4M | -12.0% | $23.70 | $15.4M | May 21, 2026 | May 21, 2026 |
| BLFS | Casdin Partners Master Fund, L.P. | Open market sell$5.93M | -4.4% | $23.70 | $5.93M | May 20, 2026 | May 21, 2026 |
| BLFS | Casdin Partners Master Fund, L.P. | Open market sell$6.8M | -5.0% | $22.65 | $6.8M | May 19, 2026 | May 21, 2026 |
| BLFS | Karen A. Foster | Open market sell$49.4K | -2.3% | $19.17 | $49.4K | Mar 23, 2026 | Mar 31, 2026 |
| BLFS | Karen A. Foster | Open market sell$10K | -0.4% | $20.00 | $10K | Mar 9, 2026 | Mar 9, 2026 |
| BLFS | Karen A. Foster | Open market sell$1.95M | -46.0% | $20.15 | $1.95M | Mar 5, 2026 | Mar 9, 2026 |
| BLFS | Sean Werner | Open market sell$2.3K | -0.2% | $20.74 | $2.3K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Karen A. Foster | Open market sell$8.67K | -0.2% | $20.74 | $8.67K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Aby J. Mathew | Open market sell$11K | -0.1% | $20.74 | $11K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Troy Wichterman | Open market sell$12.2K | -0.3% | $20.74 | $12.2K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Sarah Aebersold | Open market sell$4.54K | -0.2% | $20.74 | $4.54K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Todd Berard | Open market sell$7.32K | -0.2% | $20.74 | $7.32K | Mar 3, 2026 | Mar 5, 2026 |
| BLFS | Troy Wichterman | Open market sell$25.3K | -0.7% | $25.59 | $25.3K | Jan 6, 2026 | Jan 8, 2026 |
| BLFS | Karen A. Foster | Open market sell$8.57K | -0.2% | $25.59 | $8.57K | Jan 6, 2026 | Jan 8, 2026 |
| BLFS | Sarah Aebersold | Open market sell$6.17K | -0.3% | $25.59 | $6.17K | Jan 6, 2026 | Jan 8, 2026 |
| BLFS | Aby J. Mathew | Open market sell$10.4K | -0.1% | $25.59 | $10.4K | Jan 6, 2026 | Jan 8, 2026 |
| BLFS | Todd Berard | Open market sell$8.8K | -0.3% | $25.59 | $8.8K | Jan 6, 2026 | Jan 8, 2026 |
| BLFS | Sarah Aebersold | Open market sell$17.4K | -0.9% | $24.46 | $17.4K | Dec 15, 2025 | Dec 17, 2025 |
| BLFS | Amy DuRoss | Open market sell$49.2K | -9.7% | $24.60 | $49.2K | Dec 15, 2025 | Dec 17, 2025 |
| BLFS | Aby J. Mathew | Open market sell$15.9K | -0.2% | $25.13 | $15.9K | Dec 9, 2025 | Dec 17, 2025 |
| BLFS | Troy Wichterman | Open market sell$26K | -0.7% | $25.13 | $26K | Dec 9, 2025 | Dec 17, 2025 |
| BLFS | Sarah Aebersold | Open market sell$5.86K | -0.3% | $25.13 | $5.86K | Dec 9, 2025 | Dec 17, 2025 |
| BLFS | Todd Berard | Open market sell$9K | -0.3% | $25.13 | $9K | Dec 9, 2025 | Dec 17, 2025 |
| BLFS | Karen A. Foster | Open market sell$13K | -0.3% | $25.13 | $13K | Dec 9, 2025 | Dec 17, 2025 |
| BLFS | Troy Wichterman | Open market sell$772K | -16.4% | $25.72 | $772K | Dec 4, 2025 | Dec 5, 2025 |
| BLFS | Amy DuRoss | Open market sell$54K | -8.8% | $27.00 | $54K | Nov 26, 2025 | Nov 28, 2025 |
| BLFS | Amy DuRoss | Open market sell$54K | -8.1% | $27.00 | $54K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Todd Berard | Open market sell$9.39K | -0.3% | $26.74 | $9.39K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Troy Wichterman | Open market sell$15.6K | -0.3% | $26.74 | $15.6K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Sarah Aebersold | Open market sell$5.8K | -0.3% | $26.74 | $5.8K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Karen A. Foster | Open market sell$11.1K | -0.2% | $26.74 | $11.1K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Sean Werner | Open market sell$2.94K | -0.4% | $26.74 | $2.94K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Aby J. Mathew | Open market sell$14.1K | -0.2% | $26.74 | $14.1K | Nov 25, 2025 | Nov 28, 2025 |
| BLFS | Amy DuRoss | Open market sell$26K | -3.9% | $26.00 | $26K | Nov 21, 2025 | Nov 21, 2025 |
| BLFS | Amy DuRoss | Open market sell$111K | -15.0% | $24.51 | $111K | Nov 20, 2025 | Nov 21, 2025 |
| BLFS | Amy DuRoss | Open market sell$11.7K | -1.6% | $24.50 | $11.7K | Nov 19, 2025 | Nov 21, 2025 |
| BLFS | Roderick De Greef | Open market sell$789K | -7.4% | $25.33 | $789K | Nov 13, 2025 | Nov 13, 2025 |
| BLFS | Roderick De Greef | Open market sell$865K | -7.4% | $25.88 | $865K | Nov 12, 2025 | Nov 13, 2025 |
| BLFS | Roderick De Greef | Open market sell$926K | -7.2% | $26.15 | $926K | Nov 11, 2025 | Nov 13, 2025 |
| BLFS | Joydeep Goswami | Open market sell$48.3K | -3.6% | $28.99 | $48.3K | Oct 24, 2025 | Oct 28, 2025 |
| BLFS | Roderick De Greef | Open market sell$1.03M | -7.2% | $27.30 | $1.03M | Oct 22, 2025 | Oct 24, 2025 |
| BLFS | Sean Werner | Open market sell$7.65K | -1.1% | $27.82 | $7.65K | Oct 20, 2025 | Oct 22, 2025 |
| BLFS | Joydeep Goswami | Open market sellNot reported | -2.8% | Not reported | Not reported | Oct 16, 2025 | Oct 20, 2025 |
| BLFS | Casdin Partners GP, LLC | Open market sell$21.4M | -11.2% | $28.55 | $21.4M | Oct 15, 2025 | Oct 17, 2025 |
| BLFS | Troy Wichterman | Open market sell$22.8K | -0.5% | $27.36 | $22.8K | Oct 9, 2025 | Oct 14, 2025 |
| BLFS | Todd Berard | Open market sell$7.91K | -0.2% | $27.36 | $7.91K | Oct 9, 2025 | Oct 14, 2025 |
| BLFS | Aby J. Mathew | Open market sell$13.9K | -0.1% | $27.36 | $13.9K | Oct 9, 2025 | Oct 14, 2025 |
| BLFS | Sarah Aebersold | Open market sell$5.14K | -0.2% | $27.36 | $5.14K | Oct 9, 2025 | Oct 14, 2025 |
| BLFS | Karen A. Foster | Open market sell$11.5K | -0.2% | $27.36 | $11.5K | Oct 9, 2025 | Oct 14, 2025 |