Arkolith/Insider Trading/WHD/Form 4

Tadlock Stephen

EVP/CEO Spool Tech/Cactus IntlCactus, Inc. (WHD) · full profile →Form 4 · filed Mar 12, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
10
6 non-derivative · 4 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 11, 2026Tax withholding(F)2K$48.56$95K82K
Mar 11, 2026Option exercise(M)5K——84K
Mar 10, 2026Option exercise(M)8K——80K
Mar 10, 2026Option exercise(M)4K——81K
Mar 10, 2026Tax withholding(F)2K$48.60$77K79K
Mar 10, 2026Tax withholding(F)3K$48.60$153K77K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 11, 2026Option exercise(M)5K—$0131K
Mar 10, 2026Option exercise(M)4K—$0136K
Mar 10, 2026Option exercise(M)8K—$0140K
Mar 10, 2026Grant(A)15K—$0148K

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-017464) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML