Form 4 Tracker
BIOLIFE SOLUTIONS INC
BLFS

12 insider filings · Latest: May 19, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 21, 2026May 21 7:10 PMCasdin Partners Master Fund, L.P.10% Owner
Sale
650,000$23.70$15.4M4,757,165(I)

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May 20, 2026May 21 7:10 PMCasdin Partners Master Fund, L.P.10% Owner
Sale
250,000$23.70$5.9M5,407,165(I)

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May 19, 2026May 21 7:10 PMCasdin Partners Master Fund, L.P.10% Owner
Sale
300,000$22.65$6.8M5,657,165(I)

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Mar 23, 2026Mar 31 5:19 PMKaren A. FosterChief Quality and Operations
Sale
2,577$19.17$49.4K108,758(D)

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Stock Options & Derivatives

No transactions found.