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$ Value

$153K

Shares

3,140

Price

$49

Filed

Mar 12

Insider

Name

Tadlock Stephen

Title

EVP/CEO Spool Tech/Cactus Intl

CIK

0001710396

Roles

Officer

Transaction Details

Transaction Date

2026-03-10

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

76,612

Footnotes

Restricted stock units represent a contingent right to receive Class A common stock. Upon vesting, one share of Class A common stock will be delivered for each vested restricted stock unit. | Represents shares withheld by the Company to satisfy tax withholding obligations upon the vesting of previously granted restricted stock units. | On March 10, 2026, the reporting person was granted 14,970 restricted stock units, vesting in three equal annual installments beginning on the first anniversary of the grant date. | On March 10, 2023, the reporting person was granted 23,932 restricted stock units, vesting in three equal annual installments beginning on the first anniversary of the grant date. | On March 10, 2025, the reporting person was granted 12,080 restricted stock units, vesting in three equal annual installments beginning on the first anniversary of the grant date. | On March 11, 2024, the reporting person was granted 14,915 restricted stock units, vesting in three equal annual installments beginning on the first anniversary of the grant date.

Filing Info

Accession No.

0001628280-26-017464

Form Type

4

Issuer CIK

0001699136

Tadlock Stephen's History

Date Ticker Type Value
2026-03-11 WHD M
2026-03-11 WHD F $95K
2026-03-11 WHD M $0
2026-03-10 WHD M
2026-03-10 WHD F $153K
2026-03-10 WHD M
2026-03-10 WHD F $77K
2026-03-10 WHD A $0
2026-03-10 WHD M $0
2026-03-10 WHD M $0

Other Insiders at WHD (90d)

Insider Bought Sold Last
ODONNELL JOHN A 2026-03-10
Rosenthal Gary L 2026-03-10
MCGOVERN MICHAEL Y 2026-03-10
Nutt Jay A.
EVP and CFO
2026-03-10
Tombar Tymothi O. 2026-03-10
Rothstein Bruce M 2026-03-10
MARSH WILLIAM D
GC, EVP and Secretary
2026-03-11
Bender Steven
Chief Operating Officer
2026-03-11
Bender Scott
Chairman and CEO
$10.0M 2026-03-11
Bender Joel
President
$10.0M 2026-03-11
Semple Alan 2026-03-10
Cactus WH Enterprises, LLC 2026-03-02
Tadlock Stephen
EVP/CEO Spool Tech/Cactus Intl
2026-03-11
Law Melissa 2026-03-10