Arkolith/Insider Trading/SEIC/Form 4

West Alfred P JR

InsiderSEI INVESTMENTS CO (SEIC) · full profile →Form 4 · filed Mar 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$5.0M
Net Open-Market Flow
-$5.0M
Transactions
5
5 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 11, 2026Sell(S)6K$79.11$481K6.9M
Mar 11, 2026Sell(S)1K$79.94$110K6.9M
Mar 10, 2026Sell(S)29K$80.47$2.4M6.9M
Mar 10, 2026Sell(S)25K$79.97$2.0M6.9M
Mar 10, 2026Sell(S)178$78.88$14K6.9M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-017068) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML