SEC Insider Transactions from Masters Charles.

Last updated: 2026-04-02 21:10 UTC | Total transactions: 17

Masters Charles has filed 17 insider transactions across 1 company since March 2024.

Most recent transaction: a grant/award of 4130 shares of Atmus Filtration Technologies Inc. ($ATMU) on April 01, 2026.

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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
April 1, 2026 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President A Common Stock 4130 $0.00 46,469.0000 82,800,000 9.75% 0.00%
Feb. 27, 2026 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President F Common Stock 2131 $64.53 42,339.0000 82,800,000 4.79% 0.00%
Feb. 27, 2026 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President F Common Stock 9046 $64.53 44,470.0000 82,800,000 16.90% 0.01%
Feb. 13, 2026 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President A Common Stock 21152 $0.00 53,516.0000 82,800,000 65.36% 0.03%
Oct. 3, 2025 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President F Common Stock 28 $44.50 32,364.0000 83,300,000 0.09% 0.00%
April 1, 2025 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President A Common Stock 4402 $0.00 32,392.0000 83,600,000 15.73% 0.01%
March 3, 2025 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President F Common Stock 736 $39.80 28,560.0000 83,600,000 2.51% 0.00%
March 3, 2025 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President F Common Stock 570 $39.80 27,990.0000 83,600,000 2.00% 0.00%
Feb. 17, 2025 Atmus Filtration Technologies Inc. $ATMU Masters Charles Senior Vice President A Common Stock 2252 $0.00 29,296.0000 83,600,000 8.33% 0.00%
Oct. 3, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products F Common Stock 20 $37.96 27,044.0000 83,600,000 0.07% 0.00%
Oct. 3, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products A Common Stock 87 $0.00 27,151.0000 83,600,000 0.32% 0.00%
Oct. 3, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products F Common Stock 26 $37.96 27,125.0000 83,600,000 0.10% 0.00%
April 16, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products A Common Stock 186 $0.00 27,064.0000 83,400,000 0.69% 0.00%
April 1, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products A Common Stock 4772 $0.00 26,878.0000 83,400,000 21.59% 0.01%
March 1, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products F Common Stock 245 $23.96 23,143.0000 83,400,000 1.05% 0.00%
March 1, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products F Common Stock 1037 $23.96 22,106.0000 83,400,000 4.48% 0.00%
March 1, 2024 Atmus Filtration Technologies Inc. $ATMU Masters Charles VP, Engine Products A Common Stock 704 $0.00 23,388.0000 83,400,000 3.10% 0.00%