SEC Insider Transactions from PLANT JOHN C.

Last updated: 2026-03-14 11:50 UTC | Total transactions: 24

John C. Plant, Executive Chairman and CEO of Howmet Aerospace Inc. ($HWM), sold shares on the open market twice in the last 365 days for a total of $125.6 million. His most recent sale occurred on May 12, 2025. These sales rank 129th among 11,678 individual insiders in our database, where the average is $8.6 million across about six transactions. Plant made no open market purchases during this period.

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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
Feb. 17, 2026 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO A Common Stock 22333 $0.00 3,259,097.0000 402,000,000 0.69% 0.01%
July 1, 2025 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO A Common Stock 255363 $0.00 3,236,774.0000 405,431,361 8.57% 0.06%
May 9, 2025 MASCO CORP /DE/ $MAS PLANT JOHN C Director A Common Stock 2900 $0.00 47,924.0000 219,000,000 6.44% 0.00%
May 12, 2025 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO S Common Stock 150000 $156.96 2,981,401.0000 405,431,361 4.79% 0.04%
May 12, 2025 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO S Common Stock 650000 $156.96 2,981,401.0000 405,431,361 17.90% 0.16%
Feb. 18, 2025 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO A Common Stock 41268 $0.00 3,781,401.0000 405,431,361 1.10% 0.01%
Jan. 23, 2025 JABIL INC $JBL PLANT JOHN C Director A Common Stock 1300 $0.00 55,900.0000 114,000,000 2.38% 0.00%
Jan. 24, 2025 JABIL INC $JBL PLANT JOHN C Director S Common Stock 46200 $172.50 5,900.0000 114,000,000 88.68% 0.04%
Jan. 24, 2025 JABIL INC $JBL PLANT JOHN C Director S Common Stock 3800 $173.10 52,100.0000 114,000,000 6.80% 0.00%
May 10, 2024 MASCO CORP /DE/ $MAS PLANT JOHN C Director A Common Stock 2490 $0.00 45,024.0000 226,000,000 5.85% 0.00%
Feb. 15, 2024 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO A Common Stock 89142 $0.00 3,740,133.0000 410,000,000 2.44% 0.02%
Jan. 1, 2024 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO F Common Stock 217610 $54.12 3,650,991.0000 410,000,000 5.63% 0.05%
Jan. 1, 2024 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Common Stock 500000 $0.00 3,868,601.0000 410,000,000 14.84% 0.12%
Jan. 1, 2024 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Restricted Stock Unit 500000 $0.00 0.0000 410,000,000 100.00% 0.12%
Dec. 6, 2022 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman and CEO G Common Stock 284043 $0.00 1,901,909.0000 421,691,912 17.56% 0.07%
Dec. 6, 2022 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman and CEO G Common Stock 284043 $0.00 1,901,909.0000 421,691,912 12.99% 0.07%
Nov. 21, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO G Common Stock 140451 $0.00 3,368,601.0000 412,155,057 4.35% 0.03%
Nov. 21, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO G Common Stock 102501 $0.00 3,368,601.0000 412,155,057 3.14% 0.02%
Nov. 21, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO G Common Stock 242952 $0.00 3,368,601.0000 412,155,057 6.73% 0.06%
March 31, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Common Stock 2100000 $0.00 4,496,908.0000 412,155,057 87.61% 0.51%
March 31, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO F Common Stock 1128307 $42.37 3,368,601.0000 412,155,057 25.09% 0.27%
March 31, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Restricted Stock Units 494999 $0.00 2,600,000.0000 412,155,057 15.99% 0.12%
March 31, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Restricted Stock Units 2100000 $0.00 500,000.0000 412,155,057 80.77% 0.51%
March 31, 2023 Howmet Aerospace Inc. $HWM PLANT JOHN C Executive Chairman & CEO M Common Stock 494999 $0.00 2,396,908.0000 412,155,057 26.03% 0.12%