Atmus Filtration Technologies Inc. (ATMU)

Latest Insider Confidence Score

2026Q1

50.1
Bullish

Company insider confidence (by quarter)

2023Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Disher Stephanie CEO 270,468 Apr 3, 2025
Kienzler Jack CFO 54,796 Oct 7, 2025
Swan Renee Chief People Officer 44,637 Aug 15, 2025
Macadam Stephen E. Director 35,969 May 21, 2025
Masters Charles President 32,364 Oct 7, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 27, 2026 Mar 3, 2026 Masters Charles President Sell 40.0 -11,177 -20.89% $721.3K
Feb 27, 2026 Mar 3, 2026 Swan Renee Chief People Officer Sell 40.0 -11,824 -18.72% $763K
Feb 27, 2026 Mar 3, 2026 Kienzler Jack CFO Sell 37.5 -20,117 -20.98% $1.3M
Feb 27, 2026 Mar 3, 2026 Disher Stephanie CEO Sell 36.3 -82,493 -18.76% $5.3M
Feb 13, 2026 Feb 17, 2026 Swan Renee Chief People Officer Neutral 90.0 +18,536 41.53% -
Feb 13, 2026 Feb 17, 2026 Masters Charles President Neutral 90.0 +21,152 65.36% -
Feb 13, 2026 Feb 17, 2026 Kienzler Jack CFO Neutral 90.0 +41,094 74.99% -
Feb 13, 2026 Feb 17, 2026 Disher Stephanie CEO Neutral 90.0 +169,209 62.56% -
Feb 5, 2026 Feb 9, 2026 Sharp Heath Director Neutral 90.0 +614 24.56% -
Feb 6, 2026 Sharp Heath Director Neutral 52.5 - 0.00% -
Apr 2, 2025 Nov 19, 2025 Donoso Diego Director Sell 52.5 - 0.00% $676.3
Oct 3, 2025 Oct 7, 2025 Kienzler Jack CFO Sell 52.5 -25 -0.05% $1.1K
Oct 3, 2025 Oct 7, 2025 Masters Charles President Sell 52.5 -28 -0.09% $1.2K
Aug 14, 2025 Aug 15, 2025 Swan Renee Chief People Officer Sell 42.5 -5,007 -10.09% $226.2K
May 20, 2025 May 21, 2025 Bennett Roy Edwin Director Neutral 90.0 +3,886 30.32% -
May 20, 2025 May 21, 2025 Donoso Diego Director Neutral 90.0 +3,886 74.85% -
May 20, 2025 May 21, 2025 HAGGERTY GRETCHEN R Director Neutral 90.0 +3,886 19.55% -
May 20, 2025 May 21, 2025 Leipold Jane A Director Neutral 90.0 +3,886 27.69% -
May 20, 2025 May 21, 2025 Macadam Stephen E. Director Neutral 90.0 +3,886 12.11% -
May 20, 2025 May 21, 2025 TAYLOR STUART A II Director Neutral 90.0 +3,886 74.85% -
May 13, 2025 May 13, 2025 Heltebran Laura CLO & Corp Sec Neutral 90.0 +20,444 100.00% -
May 13, 2025 Heltebran Laura CLO & Corp Sec Neutral 52.5 - 0.00% -
Apr 1, 2025 Apr 3, 2025 Swan Renee Chief People Officer Neutral 85.0 +2,802 5.98% -
Apr 1, 2025 Apr 3, 2025 Masters Charles President Neutral 90.0 +4,402 15.73% -
Apr 1, 2025 Apr 3, 2025 Kienzler Jack CFO Neutral 90.0 +6,804 14.17% -
Apr 1, 2025 Apr 3, 2025 Disher Stephanie CEO Neutral 90.0 +40,021 17.37% -
Mar 3, 2025 Mar 5, 2025 Masters Charles President Sell 42.5 -1,306 -4.46% $52K
Mar 3, 2025 Mar 5, 2025 Kienzler Jack CFO Sell 46.3 -839 -1.72% $33.4K
Mar 3, 2025 Mar 5, 2025 Disher Stephanie CEO Sell 42.5 -5,178 -2.20% $206.1K
Feb 17, 2025 Feb 19, 2025 Disher Stephanie CEO Neutral 82.5 +11,003 4.90% -
Feb 17, 2025 Feb 19, 2025 Masters Charles President Neutral 85.0 +2,252 8.33% -
Feb 17, 2025 Feb 19, 2025 Kienzler Jack CFO Neutral 82.5 +1,535 3.24% -
Oct 3, 2024 Jan 23, 2025 Masters Charles VP, Engine Products Sell 52.5 -20 -0.07% $759.2
Jan 16, 2025 Kienzler Jack CFO Neutral 52.5 - 0.00% -
Oct 3, 2024 Oct 7, 2024 Kienzler Jack CFO Sell 55.0 +65 0.14% $835.1
Oct 3, 2024 Oct 7, 2024 Masters Charles VP, Engine Products Sell 60.0 +61 0.23% $987
Aug 23, 2024 Aug 27, 2024 HAGGERTY GRETCHEN R Director Buy 95.0 +5,848 41.68% $200K
Aug 14, 2024 Aug 16, 2024 Swan Renee Chief People Officer Sell 42.5 -3,536 -7.02% $115.9K
Aug 7, 2024 Aug 8, 2024 Macadam Stephen E. Director Buy 97.5 +8,250 34.62% $260.4K
May 14, 2024 May 16, 2024 Macadam Stephen E. Director Neutral 90.0 +4,565 23.69% -
May 14, 2024 May 16, 2024 Bennett Roy Edwin Director Neutral 90.0 +4,565 55.33% -
May 14, 2024 May 16, 2024 HAGGERTY GRETCHEN R Director Neutral 90.0 +4,565 48.22% -
May 14, 2024 May 16, 2024 Leipold Jane A Director Neutral 90.0 +4,565 48.22% -
May 14, 2024 May 16, 2024 Donoso Diego Director Neutral 90.0 +4,565 728.07% -
May 14, 2024 May 16, 2024 TAYLOR STUART A II Director Neutral 90.0 +4,565 728.07% -
Apr 16, 2024 Apr 17, 2024 Hickey Toni Chief Legal Officer Neutral 67.5 +186 0.73% -
Apr 16, 2024 Apr 17, 2024 Masters Charles VP, Engine Products Neutral 67.5 +186 0.69% -
Apr 16, 2024 Apr 17, 2024 Kienzler Jack CFO Neutral 60.0 +186 0.39% -
Apr 1, 2024 Apr 3, 2024 Swan Renee Chief People Officer Neutral 85.0 +3,930 8.46% -
Apr 1, 2024 Apr 3, 2024 Hickey Toni Chief Legal Officer Neutral 90.0 +4,491 21.43% -
Apr 1, 2024 Apr 3, 2024 Masters Charles VP, Engine Products Neutral 90.0 +4,772 21.59% -
Apr 1, 2024 Apr 3, 2024 Kienzler Jack CFO Neutral 90.0 +8,982 23.53% -
Apr 1, 2024 Apr 3, 2024 Disher Stephanie CEO Neutral 90.0 +38,174 20.47% -
Mar 18, 2024 Mar 19, 2024 Donoso Diego Director Neutral 90.0 +627 100.00% -
Mar 18, 2024 Mar 19, 2024 TAYLOR STUART A II Director Neutral 90.0 +627 100.00% -
Mar 19, 2024 TAYLOR STUART A II Director Neutral 52.5 - 0.00% -
Mar 19, 2024 Donoso Diego Director Neutral 52.5 - 0.00% -
Mar 18, 2024 Mar 19, 2024 Satterthwaite Tony Director Neutral 90.0 +4,012 100.00% -
Mar 1, 2024 Mar 5, 2024 Disher Stephanie CEO Sell 40.0 -764 -0.41% $78.9K
Mar 1, 2024 Mar 5, 2024 Kienzler Jack CFO Sell 26.3 -419 -1.09% $22.3K
Mar 1, 2024 Mar 5, 2024 Hickey Toni Chief Legal Officer Sell 26.3 -283 -1.33% $19K
Mar 1, 2024 Mar 5, 2024 Masters Charles VP, Engine Products Sell 26.3 -578 -2.55% $30.7K
Nov 9, 2023 Nov 9, 2023 Macadam Stephen E. Director Buy 95.0 +5,200 36.96% $101.3K
Aug 14, 2023 Aug 16, 2023 Disher Stephanie CEO Neutral 90.0 +126,103 206.36% -
Aug 14, 2023 Aug 16, 2023 Swan Renee Chief People Officer Neutral 90.0 +46,448 100.00% -
Aug 16, 2023 Swan Renee Chief People Officer Neutral 52.5 - 0.00% -
Aug 14, 2023 Aug 15, 2023 Leipold Jane A Director Neutral 90.0 +4,624 95.46% -
Aug 14, 2023 Aug 15, 2023 HAGGERTY GRETCHEN R Director Neutral 90.0 +4,624 95.46% -
Aug 14, 2023 Aug 15, 2023 Bennett Roy Edwin Director Neutral 90.0 +4,624 127.52% -
Aug 14, 2023 Aug 15, 2023 Macadam Stephen E. Director Neutral 90.0 +4,624 48.96% -
Aug 14, 2023 Aug 15, 2023 Masters Charles VP, Engine Products Neutral 90.0 +12,610 125.17% -
Aug 14, 2023 Aug 15, 2023 Hickey Toni Chief Legal Officer Neutral 90.0 +12,610 146.20% -
Aug 14, 2023 Aug 15, 2023 Kienzler Jack CFO Neutral 90.0 +25,221 188.60% -
Jun 30, 2023 Jul 5, 2023 Masters Charles VP, Engine Products Neutral 90.0 +5,036 99.96% -
Jun 30, 2023 Jul 5, 2023 Hickey Toni Chief Legal Officer Neutral 90.0 +5,036 140.32% -
Jun 30, 2023 Jul 5, 2023 Kienzler Jack CFO Neutral 90.0 +9,784 272.61% -
Jun 30, 2023 Jul 5, 2023 Disher Steph CEO Neutral 90.0 +40,288 193.50% -
Jun 16, 2023 Jun 21, 2023 Kienzler Jack CFO Neutral 90.0 +3,589 100.00% -
Jun 16, 2023 Jun 21, 2023 Disher Steph CEO Neutral 90.0 +20,821 100.00% -
Jun 16, 2023 Jun 21, 2023 Hickey Toni Chief Legal Officer Neutral 90.0 +3,589 100.00% -
Jun 16, 2023 Jun 21, 2023 Masters Charles VP, Engine Products Neutral 90.0 +5,038 100.00% -
Jun 2, 2023 Jun 6, 2023 Leipold Jane A Director Neutral 90.0 +4,844 100.00% -
Jun 2, 2023 Jun 6, 2023 HAGGERTY GRETCHEN R Director Neutral 90.0 +4,844 100.00% -
Jun 2, 2023 Jun 6, 2023 Bennett Roy Edwin Director Neutral 90.0 +3,626 100.00% -
Jun 2, 2023 Jun 6, 2023 Macadam Stephen E. Director Neutral 90.0 +4,844 105.30% -
May 26, 2023 May 26, 2023 Macadam Stephen E. Director Buy 95.0 +4,600 100.00% $100.1K
May 25, 2023 Smith Mark Andrew Director Neutral 52.5 - 0.00% -
May 25, 2023 Stoner Nathan R Director Neutral 52.5 - 0.00% -
May 25, 2023 Barner Sharon R Director Neutral 52.5 - 0.00% -
May 25, 2023 Macadam Stephen E. Director Neutral 52.5 - 0.00% -
May 25, 2023 Satterthwaite Tony Director Neutral 52.5 - 0.00% -
May 25, 2023 Masters Charles VP, Engine Products Neutral 52.5 - 0.00% -
May 25, 2023 Newsome Earl Director Neutral 52.5 - 0.00% -
May 25, 2023 Hickey Toni Chief Legal Officer Neutral 52.5 - 0.00% -
May 25, 2023 Leipold Jane A Director Neutral 52.5 - 0.00% -
May 25, 2023 Osowick Mark Chief Human Resources Officer Neutral 52.5 - 0.00% -
May 25, 2023 HAGGERTY GRETCHEN R Director Neutral 52.5 - 0.00% -
May 25, 2023 Kienzler Jack CFO Neutral 52.5 - 0.00% -
May 25, 2023 Burrola Cristina Director Neutral 52.5 - 0.00% -
May 25, 2023 Disher Steph CEO Neutral 52.5 - 0.00% -