BLFS Insider Trading Activity and SEC Form 4 Filings
Trump's trades in BLFS
From his financial disclosures
$15K+
1 purchase
$15K+
1 sale
Sale
Mar 30, 2026
Reported 45d later
$15K - $50K
Purchase
Mar 4, 2026
Reported 71d later
$15K - $50K
Many orders in these accounts are placed by the account manager.
BLFS insider trading summary
Over the past 12 months, insiders at Biolife Solutions Inc (BLFS) reported 48 sales worth $118.4M by 12 insiders and no open-market purchases on SEC Form 4. Net insider selling was $118.4M.
Latest BLFS insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| May 21, 2026 | Casdin Capital, LLC | 10% Owner | Sell | $15.4M (650,000 @ $23.70) |
| May 21, 2026 | Eli Casdin | 10% Owner | Sell | $15.4M (650,000 @ $23.70) |
| May 21, 2026 | Casdin Partners GP, LLC | 10% Owner | Sell | $15.4M (650,000 @ $23.70) |
| May 21, 2026 | Casdin Partners Master Fund, L.P. | 10% Owner | Sell | $15.4M (650,000 @ $23.70) |
| May 20, 2026 | Casdin Partners GP, LLC | 10% Owner | Sell | $5.9M (250,000 @ $23.70) |
| May 20, 2026 | Eli Casdin | 10% Owner | Sell | $5.9M (250,000 @ $23.70) |
| May 20, 2026 | Casdin Partners Master Fund, L.P. | 10% Owner | Sell | $5.9M (250,000 @ $23.70) |
| May 20, 2026 | Casdin Capital, LLC | 10% Owner | Sell | $5.9M (250,000 @ $23.70) |
| May 19, 2026 | Casdin Partners GP, LLC | 10% Owner | Sell | $6.8M (300,000 @ $22.65) |
| May 19, 2026 | Eli Casdin | 10% Owner | Sell | $6.8M (300,000 @ $22.65) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.