SEC Insider Transactions from Dowd Joseph P.

Last updated: 2026-03-14 11:27 UTC | Total transactions: 65

Dowd Joseph P has filed 65 insider transactions across 1 company since January 2023.

Most recent transaction: a sale of 5516 shares of Koppers Holdings Inc. ($KOP) on August 19, 2024.

Activity breakdown: 0 open-market purchases and 19 sales.

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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
Aug. 19, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 5516 $37.72 10,300.0000 21,539,000 34.88% 0.03%
May 17, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 5900 $44.45 15,892.0000 21,539,000 27.07% 0.03%
May 17, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 100 $45.21 15,792.0000 21,539,000 0.63% 0.00%
March 6, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 1300 $52.32 21,772.0000 21,539,000 5.63% 0.01%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 956 $44.10 37,925.0000 21,539,000 2.59% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 956 $53.74 36,969.0000 21,539,000 2.52% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 816 $41.60 37,785.0000 21,539,000 2.21% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 816 $53.56 36,969.0000 21,539,000 2.16% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 1716 $26.63 38,685.0000 21,539,000 4.64% 0.01%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 1716 $53.57 36,969.0000 21,539,000 4.44% 0.01%
March 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 13001 $53.47 23,968.0000 21,539,000 35.17% 0.06%
March 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 896 $54.02 23,072.0000 21,539,000 3.74% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 956 $0.00 0.0000 21,539,000 100.00% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 816 $0.00 0.0000 21,539,000 100.00% 0.00%
March 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 1716 $0.00 0.0000 21,539,000 100.00% 0.01%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 25 $0.00 38,255.0000 21,539,000 0.07% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm F Common Stock 800 $52.97 37,455.0000 21,539,000 2.09% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 3805 $44.10 41,260.0000 21,539,000 10.16% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 3579 $53.30 37,681.0000 21,539,000 8.67% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 226 $54.24 37,455.0000 21,539,000 0.60% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 4396 $41.60 41,851.0000 21,539,000 11.74% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 4070 $53.30 37,781.0000 21,539,000 9.72% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 326 $54.29 37,455.0000 21,539,000 0.86% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 5813 $26.63 43,268.0000 21,539,000 15.52% 0.03%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 5271 $53.27 37,997.0000 21,539,000 12.18% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 542 $54.11 37,455.0000 21,539,000 1.43% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 486 $54.07 36,969.0000 21,539,000 1.30% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Dividend Equivalent Rights 25 $0.00 107.0000 21,539,000 18.94% 0.00%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 3805 $0.00 956.0000 21,539,000 79.92% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 4396 $0.00 816.0000 21,539,000 84.34% 0.02%
March 1, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 5813 $0.00 1,716.0000 21,539,000 77.21% 0.03%
Jan. 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Common Stock 2211 $0.00 37,375.0000 21,539,000 6.29% 0.01%
Jan. 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 4642 $0.00 42,017.0000 21,539,000 12.42% 0.02%
Jan. 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 98 $0.00 42,115.0000 21,539,000 0.23% 0.00%
Jan. 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm F Common Stock 3885 $47.32 38,230.0000 21,539,000 9.22% 0.02%
Jan. 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Restricted Stock Units 2363 $0.00 4,642.0000 21,539,000 103.69% 0.01%
Jan. 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Restricted Stock Units 2506 $0.00 3,068.0000 21,539,000 445.91% 0.01%
Jan. 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Restricted Stock Units 1190 $0.00 1,190.0000 21,539,000 9999.99% 0.01%
Jan. 4, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Dividend Equivalent Rights 71 $0.00 230.0000 21,539,000 44.65% 0.00%
Jan. 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Restricted Stock Units 4642 $0.00 0.0000 21,539,000 100.00% 0.02%
Jan. 5, 2024 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Dividend Equivalent Rights 98 $0.00 132.0000 21,539,000 42.61% 0.00%
Dec. 14, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 2600 $45.33 35,142.0000 21,313,000 6.89% 0.01%
Dec. 12, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm A Dividend Equivalent Rights 85 $0.00 159.0000 21,313,000 114.86% 0.00%
Nov. 17, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Common Stock 5250 $37.93 42,992.0000 21,313,000 13.91% 0.02%
Nov. 17, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm S Common Stock 5250 $42.46 37,742.0000 21,313,000 12.21% 0.02%
Nov. 17, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P VP, Zero Harm M Employee Stock Options (Rights to Buy) 5250 $0.00 0.0000 21,313,000 100.00% 0.02%
June 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Common Stock 4104 $17.57 41,792.0000 21,313,000 10.89% 0.02%
June 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Common Stock 11161 $18.11 52,953.0000 21,313,000 26.71% 0.05%
June 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm S Common Stock 15265 $31.42 37,688.0000 21,313,000 28.83% 0.07%
June 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Employee Stock Options (Rights to Buy) 4104 $0.00 0.0000 21,313,000 100.00% 0.02%
June 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Employee Stock Options (Rights to Buy) 11161 $0.00 0.0000 21,313,000 100.00% 0.05%
March 3, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Common Stock 13 $0.00 38,634.0000 21,313,000 0.03% 0.00%
March 3, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm F Common Stock 817 $37.55 37,817.0000 21,313,000 2.11% 0.00%
March 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Common Stock 3 $0.00 37,820.0000 21,313,000 0.01% 0.00%
March 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm F Common Stock 165 $35.46 37,655.0000 21,313,000 0.44% 0.00%
March 3, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Dividend Equivalent Rights 13 $0.00 77.0000 21,313,000 14.44% 0.00%
March 6, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Dividend Equivalent Rights 3 $0.00 74.0000 21,313,000 3.90% 0.00%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Common Stock 17 $0.00 39,737.8633 21,313,000 0.04% 0.00%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm F Common Stock 1116 $28.58 38,621.8633 21,313,000 2.81% 0.01%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm M Dividend Equivalent Rights 17 $0.00 81.0000 21,313,000 17.35% 0.00%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm A Restricted Stock Units 909 $0.00 2,279.0000 21,313,000 66.35% 0.00%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm A Restricted Stock Units 562 $0.00 562.0000 21,313,000 9999.99% 0.00%
Jan. 5, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm A Dividend Equivalent Rights 9 $0.00 90.0000 21,313,000 11.11% 0.00%
Jan. 4, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm A Common Stock 3567 $0.00 39,683.8633 21,313,000 9.88% 0.02%
Jan. 3, 2023 Koppers Holdings Inc. $KOP Dowd Joseph P Global VP, Zero Harm A Dividend Equivalent Rights 98 $0.00 98.0000 21,313,000 9999.99% 0.00%