Arkolith/Insider Trading/SUM/Form 4

DePriest Charles

See remarksSummit Materials, Inc. (SUM) · full profile →Form 4 · filed Jan 17, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 16, 2025Tax withholding(F)421$52.19$22K21K
Jan 16, 2025Grant(A)833—$021K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jan 15, 2025Grant(A)15K—$015K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-25-001877) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML