Arkolith/Insider Trading/LAB/Form 4

Casdin Partners Master Fund, L.P.

Director, 10% OwnerSTANDARD BIOTOOLS INC. (LAB) · full profile →Form 4 · filed Aug 26, 2025
Net Buying
Open-Market Buys
$658K
Open-Market Sells
$0
Net Open-Market Flow
$658K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 26, 2025Buy(P)125K$1.26$158K60.3M
Aug 25, 2025Buy(P)200K$1.24$248K60.1M
Aug 22, 2025Buy(P)200K$1.26$252K60.0M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000919574-25-005152) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML