MARSH WILLIAM D 4

4 · Cactus, Inc. · Filed Mar 12, 2026

AI-generated summary of this filing

Updated Mar 13, 2026

Cactus (WHD) GC William Marsh Converts RSUs, Gifts 3,910 Shares

What Happened

William D. Marsh, General Counsel, Executive VP and Secretary of Cactus, Inc. (WHD), had restricted stock units (RSUs) vest/convert into common shares on March 10–11, 2026, and received a new RSU grant. In total Marsh converted 12,449 RSU units into shares and was issued a new grant of 14,290 RSUs. To satisfy tax withholding on the vested awards the company withheld 4,901 shares for cash tax obligations, totaling $238,136 (three withholding transactions at $48.60, $48.60 and $48.56). Marsh also transferred (gifted) 3,910 shares on March 11, 2026.

Key Details

Transaction dates: March 10–11, 2026. Form 4 filed March 12, 2026 (timely).
Awards and conversions:
- Grant: 14,290 RSUs awarded on March 10, 2026 (vest in three equal annual installments starting March 10, 2027). (Footnote F3)
- Conversions/Exercises: 6,450, 2,685 (both March 10) and 3,314 (March 11) RSUs converted to shares (total 12,449).
Tax withholding (company withheld shares to cover taxes):
- 2,539 shares withheld on 3/10 at $48.60 = $123,395
- 1,057 shares withheld on 3/10 at $48.60 = $51,370
- 1,305 shares withheld on 3/11 at $48.56 = $63,371
- Total withheld value reported: $238,136
Gift: 3,910 shares transferred on 3/11/2026 (reported as Gift — does not necessarily reflect trading intent).
Shares owned following the transactions: not specified in the filing excerpt provided.
Other RSU grants referenced: prior grants on 3/10/2023 (19,349 RSUs), 3/11/2024 (9,943 RSUs), and 3/10/2025 (8,053 RSUs) per filing footnotes (F4–F6).

Context

These filings reflect RSU vesting/conversion and related tax-withholding rather than open-market purchases or sales for cash. The company withholding shares to cover taxes (code F) is routine and should not be interpreted as a market sell decision by the insider. The gift (code G) is a transfer and likewise does not necessarily indicate sentiment about the stock. The new RSU grant (code A) vests over three years, providing future equity compensation, not an immediate purchase.

Form 4

Period: 2026-03-10

GC, EVP and Secretary

Transactions

Exercise/Conversion
Class A Common Stock
[F1]
2026-03-10+6,450→ 28,655 total
Tax Payment
Class A Common Stock
[F2]
2026-03-10$48.60/sh−2,539$123,395→ 26,116 total
Exercise/Conversion
Class A Common Stock
[F1]
2026-03-10+2,685→ 28,801 total
Tax Payment
Class A Common Stock
[F2]
2026-03-10$48.60/sh−1,057$51,370→ 27,744 total
Exercise/Conversion
Class A Common Stock
[F1]
2026-03-11+3,314→ 31,058 total
Tax Payment
Class A Common Stock
[F2]
2026-03-11$48.56/sh−1,305$63,371→ 29,753 total
Gift
Class A Common Stock
2026-03-11−3,910→ 25,843 total
Award
Restricted Stock Units
[F1][F3]
2026-03-10+14,290→ 55,087 total
→ Class A Common Stock (14,290 underlying)
Exercise/Conversion
Restricted Stock Units
[F1][F4]
2026-03-10−6,450→ 48,637 total
→ Class A Common Stock (6,450 underlying)
Exercise/Conversion
Restricted Stock Units
[F1][F5]
2026-03-10−2,685→ 45,952 total
→ Class A Common Stock (2,685 underlying)
Exercise/Conversion
Restricted Stock Units
[F1][F6]
2026-03-11−3,314→ 42,638 total
→ Class A Common Stock (3,314 underlying)

Footnotes (6)

[F1]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.
[F2]Represents shares withheld by the Company to satisfy tax withholding obligations upon the vesting of previously granted restricted stock units.
[F3]On March 10, 2026, the reporting person was granted 14,290 restricted stock units, vesting in three equal installments beginning on the first anniversary of the grant date.
[F4]On March 10, 2023, the reporting person was granted 19,349 restricted stock units, vesting in three equal installments beginning on the first anniversary of the grant date.
[F5]On March 10, 2025, the reporting person was granted 8,053 restricted stock units, vesting in three equal installments beginning on the first anniversary of the grant date.
[F6]On March 11, 2024, the reporting person was granted 9,943 restricted stock units, vesting in three equal installments beginning on the first anniversary of the grant date.

Signature

/s/ William D. Marsh|2026-03-12

1 file