Arkolith/Insider Trading/MTX/Form 4

Dietrich Douglas T

CHAIRMAN AND CEO, DirectorMINERALS TECHNOLOGIES INC (MTX) · full profile →Form 4 · filed May 18, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.8M
Net Open-Market Flow
-$1.8M
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 14, 2026Option exercise(M)22K$78.03$1.7M198K
May 14, 2026Sell(S)22K$81.53$1.8M176K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 14, 2026Option exercise(M)22K—$00

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000891014-26-000113) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML