Arkolith/Insider Trading/FDS/Form 4

Siegel Laurie

DirectorFACTSET RESEARCH SYSTEMS INC (FDS) · full profile →Form 4 · filed Jan 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$762K
Net Open-Market Flow
-$762K
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 8, 2026Sell(S)2K$296.12$588K2K
Jan 8, 2026Option exercise(M)3K$207.88$535K4K
Jan 8, 2026Sell(S)588$296.67$174K1K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jan 8, 2026Option exercise(M)3K—$00

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-001839) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML