SEC Insider Transactions from Tadlock Stephen.

Last updated: 2026-03-14 11:57 UTC | Total transactions: 40

Tadlock Stephen has filed 40 insider transactions across 1 company since March 2024.

Most recent transaction: a tax payment of 3140 shares of Cactus, Inc. ($WHD) on March 10, 2026.

Activity breakdown: 0 open-market purchases and 1 sale.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl F Class A Common Stock 3140 $48.60 76,612.0000 69,196,000 3.94% 0.00%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Class A Common Stock 7978 $0.00 79,752.0000 69,196,000 11.12% 0.01%
March 11, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Restricted Stock Units 4971 $0.00 131,314.0000 69,196,000 3.65% 0.01%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Restricted Stock Units 4027 $0.00 136,285.0000 69,196,000 2.87% 0.01%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Restricted Stock Units 7978 $0.00 140,312.0000 69,196,000 5.38% 0.01%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl A Restricted Stock Units 14970 $0.00 148,290.0000 69,196,000 11.23% 0.02%
March 11, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl F Class A Common Stock 1957 $48.56 82,068.0000 69,196,000 2.33% 0.00%
March 11, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Class A Common Stock 4971 $0.00 84,025.0000 69,196,000 6.29% 0.01%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl F Class A Common Stock 1585 $48.60 79,054.0000 69,196,000 1.97% 0.00%
March 10, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl M Class A Common Stock 4027 $0.00 80,639.0000 69,196,000 5.26% 0.01%
Feb. 26, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl A Class A Common Stock 27496 $0.00 82,594.0000 69,196,000 49.90% 0.04%
Feb. 26, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl F Class A Common Stock 10820 $51.56 71,774.0000 69,196,000 13.10% 0.02%
Jan. 1, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl A Restricted Stock Units 10926 $0.00 133,320.0000 69,196,000 8.93% 0.02%
Jan. 1, 2026 Cactus, Inc. $WHD Tadlock Stephen EVP/CEO Spool Tech/Cactus Intl A Restricted Stock Units 10926 $0.00 122,394.0000 69,196,000 9.80% 0.02%
March 17, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech A Class A Common Stock 15504 $0.00 61,199.0000 79,915,000 33.93% 0.02%
March 17, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech F Class A Common Stock 6101 $45.00 55,098.0000 79,915,000 9.97% 0.01%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Restricted Stock Units 4972 $0.00 111,468.0000 79,915,000 4.27% 0.01%
March 10, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Class A Common Stock 7976 $0.00 44,253.0000 79,915,000 21.99% 0.01%
March 10, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech F Class A Common Stock 3140 $45.24 41,113.0000 79,915,000 7.10% 0.00%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Class A Common Stock 2584 $0.00 43,697.0000 79,915,000 6.29% 0.00%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech F Class A Common Stock 1017 $46.47 42,680.0000 79,915,000 2.33% 0.00%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Class A Common Stock 4972 $0.00 47,652.0000 79,915,000 11.65% 0.01%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech F Class A Common Stock 1957 $46.47 45,695.0000 79,915,000 4.11% 0.00%
March 10, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech A Restricted Stock Units 12080 $0.00 127,000.0000 79,915,000 10.51% 0.02%
March 10, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Restricted Stock Units 7976 $0.00 119,024.0000 79,915,000 6.28% 0.01%
March 11, 2025 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech M Restricted Stock Units 2584 $0.00 116,440.0000 79,915,000 2.17% 0.00%
Nov. 6, 2024 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech G Class A Common Stock 80 $0.00 36,277.0000 80,190,000 0.22% 0.00%
Nov. 4, 2024 Cactus, Inc. $WHD Tadlock Stephen EVP and CEO of Spoolable Tech S Class A Common Stock 33500 $61.35 36,357.0000 80,190,000 47.96% 0.04%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Class A Common Stock 3130 $0.00 58,132.0000 79,460,000 5.69% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Class A Common Stock 7978 $0.00 58,142.0000 79,460,000 15.90% 0.01%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer F Class A Common Stock 3140 $46.53 55,002.0000 79,460,000 5.40% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer A Restricted Stock Units 14915 $0.00 114,920.0000 79,460,000 14.91% 0.02%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Restricted Stock Units 2584 $0.00 100,005.0000 79,460,000 2.52% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Restricted Stock Units 3130 $0.00 102,589.0000 79,460,000 2.96% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Restricted Stock Units 7978 $0.00 105,719.0000 79,460,000 7.02% 0.01%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer F Class A Common Stock 7390 $46.60 69,857.0000 79,460,000 9.57% 0.01%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer A Class A Common Stock 18780 $0.00 77,247.0000 79,460,000 32.12% 0.02%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer F Class A Common Stock 1017 $46.60 58,467.0000 79,460,000 1.71% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer M Class A Common Stock 2584 $0.00 59,484.0000 79,460,000 4.54% 0.00%
March 11, 2024 Cactus, Inc. $WHD Tadlock Stephen Exec VP and Treasurer F Class A Common Stock 1232 $46.60 56,900.0000 79,460,000 2.12% 0.00%