Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 79 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

79 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 19, 2024 KOP S 5,516 $37.72 $208,064 10,300 Direct -34.88% Disposed 24.7% (price as of 2026-10-05)
May 17, 2024 KOP S 100 $45.21 $4,521 15,792 Direct -0.63% Disposed 4.0% (price as of 2026-10-05)
May 17, 2024 KOP S 5,900 $44.45 $262,255 15,892 Direct -27.07% Disposed 5.8% (price as of 2026-10-05)
March 6, 2024 KOP S 1,300 $52.32 $68,016 21,772 Direct -5.63% Disposed -10.1% (price as of 2026-10-05)
March 5, 2024 KOP S 896 $54.02 $48,402 23,072 Direct -3.74% Disposed -12.9% (price as of 2026-10-05)
March 5, 2024 KOP S 13,001 $53.47 $695,163 23,968 Direct -35.17% Disposed -12.0% (price as of 2026-10-05)
March 4, 2024 KOP S 1,716 $53.57 $91,926 36,969 Direct -4.44% Disposed -12.2% (price as of 2026-10-05)
March 4, 2024 KOP S 816 $53.56 $43,705 36,969 Direct -2.16% Disposed -12.2% (price as of 2026-10-05)
March 4, 2024 KOP S 956 $53.74 $51,375 36,969 Direct -2.52% Disposed -12.5% (price as of 2026-10-05)
March 1, 2024 KOP S 486 $54.07 $26,278 36,969 Direct -1.30% Disposed -13.0% (price as of 2026-10-05)
March 1, 2024 KOP S 542 $54.11 $29,328 37,455 Direct -1.43% Disposed -13.1% (price as of 2026-10-05)
March 1, 2024 KOP S 5,271 $53.27 $280,786 37,997 Direct -12.18% Disposed -11.7% (price as of 2026-10-05)
March 1, 2024 KOP S 326 $54.29 $17,699 37,455 Direct -0.86% Disposed -13.4% (price as of 2026-10-05)
March 1, 2024 KOP S 4,070 $53.30 $216,931 37,781 Direct -9.72% Disposed -11.7% (price as of 2026-10-05)
March 1, 2024 KOP S 226 $54.24 $12,258 37,455 Direct -0.60% Disposed -13.3% (price as of 2026-10-05)
March 1, 2024 KOP S 3,579 $53.30 $190,761 37,681 Direct -8.67% Disposed -11.7% (price as of 2026-10-05)
Dec. 14, 2023 KOP S 2,600 $45.33 $117,858 35,142 Direct -6.89% Disposed 3.8% (price as of 2026-10-05)
Nov. 17, 2023 KOP S 5,250 $42.46 $222,915 37,742 Direct -12.21% Disposed 10.8% (price as of 2026-10-05)
June 6, 2023 KOP S 15,265 $31.42 $479,626 37,688 Direct -28.83% Disposed 49.7% (price as of 2026-10-05)
Feb. 28, 2022 KOP S 1,749 $28.75 $50,284 31,751 Direct -5.22% Disposed 63.6% (price as of 2026-10-05)
Feb. 28, 2022 KOP S 3,000 $28.51 $85,530 33,500 Direct -8.22% Disposed 65.0% (price as of 2026-10-05)

Showing latest 100 of 138 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 4, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (1,716) $26.63 March 6, 2029 1,716 Disposed
March 4, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (816) $41.60 March 2, 2028 816 Disposed
March 4, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (956) $44.10 March 3, 2027 956 Disposed
March 1, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (5,813) $26.63 March 6, 2029 5,813 Disposed
March 1, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (4,396) $41.60 March 2, 2028 4,396 Disposed
March 1, 2024 KOP Employee Stock Options (Rights to Buy) Common Stock (3,805) $44.10 March 3, 2027 3,805 Disposed
March 1, 2024 KOP Dividend Equivalent Rights Common Stock (25) · · 25 Disposed
Jan. 5, 2024 KOP Dividend Equivalent Rights Common Stock (98) · · 98 Disposed
Jan. 5, 2024 KOP Restricted Stock Units Common Stock (4,642) · · 4,642 Disposed
Jan. 4, 2024 KOP Dividend Equivalent Rights Common Stock (71) · · 71 Acquired
Jan. 4, 2024 KOP Restricted Stock Units Common Stock (1,190) · · 1,190 Acquired
Jan. 4, 2024 KOP Restricted Stock Units Common Stock (2,506) · · 2,506 Acquired
Jan. 4, 2024 KOP Restricted Stock Units Common Stock (2,363) · · 2,363 Acquired
Dec. 12, 2023 KOP Dividend Equivalent Rights Common Stock (85) · · 85 Acquired
Nov. 17, 2023 KOP Employee Stock Options (Rights to Buy) Common Stock (5,250) $37.93 Feb. 18, 2024 5,250 Disposed
June 6, 2023 KOP Employee Stock Options (Rights to Buy) Common Stock (11,161) $18.11 March 1, 2026 11,161 Disposed
June 6, 2023 KOP Employee Stock Options (Rights to Buy) Common Stock (4,104) $17.57 March 3, 2025 4,104 Disposed
March 6, 2023 KOP Dividend Equivalent Rights Common Stock (3) · · 3 Disposed
March 3, 2023 KOP Dividend Equivalent Rights Common Stock (13) · · 13 Disposed
Jan. 5, 2023 KOP Dividend Equivalent Rights Common Stock (17) · · 17 Disposed
Jan. 5, 2023 KOP Restricted Stock Units Common Stock (909) · · 909 Acquired
Jan. 5, 2023 KOP Restricted Stock Units Common Stock (562) · · 562 Acquired
Jan. 5, 2023 KOP Dividend Equivalent Rights Common Stock (9) · · 9 Acquired
Jan. 3, 2023 KOP Dividend Equivalent Rights Common Stock (98) · · 98 Acquired
March 4, 2022 KOP Restricted Stock Units Common Stock (9,745) · · 9,745 Disposed
Jan. 5, 2022 KOP Restricted Stock Units Common Stock (1,370) · · 1,370 Acquired
Jan. 5, 2022 KOP Restricted Stock Units Common Stock (2,633) · · 2,633 Acquired
Jan. 5, 2022 KOP Restricted Stock Units Common Stock (1,312) · · 1,312 Acquired
Jan. 5, 2022 KOP Restricted Stock Units Common Stock (2,519) · · 2,519 Acquired
March 3, 2021 KOP Restricted Stock Units Common Stock (322) · · 322 Disposed
Feb. 16, 2021 KOP Restricted Stock Units Common Stock (3,556) · · 3,556 Acquired
March 3, 2020 KOP Restricted Stock Units Common Stock (322) · · 322 Disposed
March 3, 2020 KOP Restricted Stock Units Common Stock (3,221) · · 3,221 Disposed
Feb. 11, 2020 KOP Restricted Stock Units Common Stock (3,556) · · 3,556 Acquired
Feb. 11, 2020 KOP Restricted Stock Units Common Stock (3,221) · · 3,221 Acquired
Feb. 11, 2020 KOP Restricted Stock Units Common Stock (3,556) · · 3,556 Acquired
Feb. 11, 2020 KOP Restricted Stock Units Common Stock (3,221) · · 3,221 Acquired
March 6, 2019 KOP Employee Stock Options (Rights to Buy) Common Stock (7,529) $26.63 March 6, 2029 7,529 Acquired
March 1, 2019 KOP Restricted Stock Units Common Stock (322) · · 322 Acquired
May 29, 2018 KOP Employee Stock Options Rights to Buy Common Stock (6,641) $17.57 March 3, 2025 6,641 Disposed
May 23, 2018 KOP Employee Stock Options (Rights to Buy) Common Stock (404) $17.57 March 3, 2025 404 Disposed
May 22, 2018 KOP Employee Stock Options (Rights to Buy) Common Stock (5,261) $17.57 March 3, 2025 5,261 Disposed
March 2, 2018 KOP Restricted Stock Units Common Stock (322) · · 322 Acquired
March 2, 2018 KOP Employee Stock Options (Rights to Buy) Common Stock (5,212) $41.60 March 2, 2028 5,212 Acquired
March 3, 2017 KOP Employee Stock Options (Rights to Buy) Common Stock (4,761) $44.10 March 2, 2027 4,761 Acquired
March 3, 2017 KOP Restricted Stock Units Common Stock (1,288) · · 1,288 Acquired
March 1, 2016 KOP Employee Stock Options (Rights to Buy) Common Stock (11,161) $18.11 March 1, 2026 11,161 Acquired
March 3, 2015 KOP Employee Stock Options (Rights to Buy) Common Stock (16,410) $17.57 March 3, 2025 16,410 Acquired
Feb. 18, 2014 KOP Employee Stock Options (Rights to Buy) Common Stock (5,250) $37.93 Feb. 18, 2024 5,250 Acquired
Feb. 21, 2013 KOP Employee Stock Options (Rights to Buy) Common Stock (4,513) $42.76 Feb. 19, 2023 4,513 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
July 9, 2012 KOP No securities are beneficially owned. 0 Direct