Arkolith/Insider Trading/BLFS/Form 4

De Greef Roderick

President and CEO, DirectorBIOLIFE SOLUTIONS INC (BLFS) · full profile →Form 4 · filed Feb 26, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
5
5 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 24, 2026Tax withholding(F)86K$22.65$2.0M745K
Feb 24, 2026Tax withholding(F)67K$22.65$1.5M612K
Feb 24, 2026Grant(A)170K——679K
Feb 24, 2026Grant(A)119K——509K
Feb 24, 2026Grant(A)219K——831K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-012474) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML