Arkolith/Insider Trading/SEIC/Form 4

West Alfred P JR

Executive Chairman, DirectorSEI INVESTMENTS CO (SEIC) · full profile →Form 4 · filed Dec 5, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.0M
Net Open-Market Flow
-$2.0M
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 3, 2025Sell(S)25K$80.87$2.0M6.9M
Dec 3, 2025Option exercise(M)30K$53.34$1.6M7.0M

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Dec 3, 2025Option exercise(M)30K——0

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000929638-25-004512) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML