Arkolith/Insider Trading/BLFS/Form 4

Casdin Partners Master Fund, L.P.

10% OwnerBIOLIFE SOLUTIONS INC (BLFS) · full profile →Form 4 · filed May 21, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$28.1M
Net Open-Market Flow
-$28.1M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 21, 2026Sell(S)650K$23.70$15.4M4.8M
May 20, 2026Sell(S)250K$23.70$5.9M5.4M
May 19, 2026Sell(S)300K$22.65$6.8M5.7M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000919574-26-003646) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML