{"transactions":[{"id":1157343,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2025-05-06T17:48:34.000Z","date":"2025-05-02","kind":"exercise","planned":false,"acquired":false,"shares":17,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":17},"source":{"system":"sec-edgar","filing":"0000950170-25-064701","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017025064701/ownership.xml","form_type":"4"}},{"id":1157342,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-06T17:48:34.000Z","date":"2025-05-02","kind":"exercise","planned":false,"acquired":true,"shares":17,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."}],"balance_after":47754,"source":{"system":"sec-edgar","filing":"0000950170-25-064701","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017025064701/ownership.xml","form_type":"4"}},{"id":1190840,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2025-03-26T16:21:59.000Z","date":"2025-03-24","kind":"grant","planned":false,"acquired":true,"shares":17,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":17,"derivative":{"underlying":"Common Stock","underlying_shares":17},"source":{"system":"sec-edgar","filing":"0000950170-25-045267","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017025045267/ownership.xml","form_type":"4"}},{"id":1357126,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-11-20T16:23:16.000Z","date":"2024-11-19","kind":"sale","planned":false,"acquired":false,"shares":3533,"price":37.08,"value":131003.64,"ownership":{"direct":true},"balance_after":47737,"source":{"system":"sec-edgar","filing":"0000950170-24-129292","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017024129292/ownership.xml","form_type":"4"}},{"id":1526261,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2024-05-06T17:04:52.000Z","date":"2024-05-02","kind":"exercise","planned":false,"acquired":false,"shares":20,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"shares","element":"transactionShares","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":20},"source":{"system":"sec-edgar","filing":"0000950170-24-053674","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017024053674/ownership.xml","form_type":"4"}},{"id":1526260,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-05-06T17:04:52.000Z","date":"2024-05-02","kind":"grant","planned":false,"acquired":true,"shares":2079,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"The reporting person was awarded time-based restricted stock units (\"RSUs\")."}],"balance_after":51270,"source":{"system":"sec-edgar","filing":"0000950170-24-053674","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017024053674/ownership.xml","form_type":"4"}},{"id":1526259,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-05-06T17:04:52.000Z","date":"2024-05-02","kind":"exercise","planned":false,"acquired":true,"shares":20,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."}],"balance_after":49191,"source":{"system":"sec-edgar","filing":"0000950170-24-053674","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017024053674/ownership.xml","form_type":"4"}},{"id":1559453,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2024-03-27T16:37:23.000Z","date":"2024-03-25","kind":"grant","planned":false,"acquired":true,"shares":20,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":20,"derivative":{"underlying":"Common Stock","underlying_shares":20},"source":{"system":"sec-edgar","filing":"0000950170-24-037256","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000095017024037256/ownership.xml","form_type":"4"}},{"id":1900897,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2023-05-08T16:58:00.000Z","date":"2023-05-04","kind":"exercise","planned":false,"acquired":false,"shares":37,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"shares","element":"transactionShares","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"These DERs were released in connection with the vesting of RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":37},"source":{"system":"sec-edgar","filing":"0001209191-23-027984","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919123027984/doc4.xml","form_type":"4"}},{"id":1900896,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-08T16:58:00.000Z","date":"2023-05-04","kind":"grant","planned":false,"acquired":true,"shares":3513,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":49171,"source":{"system":"sec-edgar","filing":"0001209191-23-027984","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919123027984/doc4.xml","form_type":"4"}},{"id":1900895,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-08T16:58:00.000Z","date":"2023-05-04","kind":"exercise","planned":false,"acquired":true,"shares":37,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares acquired upon release of dividend equivalent rights (\"DERs\"), as reported in Table II, on a one-for-one basis."}],"balance_after":45658,"source":{"system":"sec-edgar","filing":"0001209191-23-027984","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919123027984/doc4.xml","form_type":"4"}},{"id":1910105,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Dividend Equivalent Rights","published_at":"2023-05-01T16:58:59.000Z","date":"2023-04-27","kind":"grant","planned":false,"acquired":true,"shares":37,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The dividend equivalent rights (\"DERs\") accrued with respect to additional time-based restricted stock units (\"RSUs\") credited to the reporting person with respect to RSUs granted on May 5, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock."}],"balance_after":37,"derivative":{"underlying":"Common Stock","underlying_shares":37},"source":{"system":"sec-edgar","filing":"0001209191-23-026303","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919123026303/doc4.xml","form_type":"4"}},{"id":2280789,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true}}],"security":"Common Stock","published_at":"2022-05-05T20:41:38.000Z","date":"2022-05-05","kind":"grant","acquired":true,"shares":4326,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":45621,"source":{"system":"sec-edgar","filing":"0001127602-22-013578","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000112760222013578/form4.xml","form_type":"4"}},{"id":2723070,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-07T15:44:03.000Z","date":"2021-05-06","kind":"grant","acquired":true,"shares":3078,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":41295,"source":{"system":"sec-edgar","filing":"0001209191-21-030854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919121030854/doc4.xml","form_type":"4"}},{"id":3113424,"issuer":{"id":111345,"kind":"organization","name":"Charah Solutions, Inc.","symbol":"CHRA"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-11T09:19:34.000Z","date":"2020-06-09","kind":"grant","acquired":true,"shares":28866,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Acquisition consists of an award of restricted stock units granted under the Charah Solutions, Inc. 2018 Omnibus Incentive Plan"}],"balance_after":71707,"source":{"system":"sec-edgar","filing":"0001730346-20-000026","document":"wf-form4_159188155689419.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000173034620000026/wf-form4_159188155689419.xml","form_type":"4"}},{"id":3157995,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-07T15:19:12.000Z","date":"2020-05-06","kind":"grant","acquired":true,"shares":8434,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":38217,"source":{"system":"sec-edgar","filing":"0001209191-20-027624","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919120027624/doc4.xml","form_type":"4"}},{"id":3513343,"issuer":{"id":111345,"kind":"organization","name":"Charah Solutions, Inc.","symbol":"CHRA"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-23T13:49:35.000Z","date":"2019-05-17","kind":"grant","acquired":true,"shares":30173,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Acquisition consists of an award of restricted stock units granted under the Charah Solutions, Inc. 2018 Omnibus Incentive Plan."}],"balance_after":42841,"source":{"system":"sec-edgar","filing":"0000899243-19-014482","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000089924319014482/doc4.xml","form_type":"4"}},{"id":3537984,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-06T11:31:39.000Z","date":"2019-05-02","kind":"grant","acquired":true,"shares":3936,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":29783,"source":{"system":"sec-edgar","filing":"0001209191-19-027621","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919119027621/doc4.xml","form_type":"4"}},{"id":3838228,"issuer":{"id":111345,"kind":"organization","name":"Charah Solutions, Inc.","symbol":"CHRA"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-08-20T19:10:53.000Z","date":"2018-08-16","kind":"grant","acquired":true,"shares":11668,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Acquisition consists of an award of restricted stock units granted under the Charah Solutions, Inc. 2018 Omnibus Incentive Plan."}],"balance_after":12668,"source":{"system":"sec-edgar","filing":"0000899243-18-022828","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000089924318022828/doc4.xml","form_type":"4"}},{"id":3887120,"issuer":{"id":111345,"kind":"organization","name":"Charah Solutions, Inc.","symbol":"CHRA"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-06-20T21:12:41.000Z","date":"2018-06-18","kind":"purchase","acquired":true,"shares":1000,"price":12,"value":12000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"These shares of common stock were purchased in the directed share program conducted in connection with Charah Solutions, Inc.'s initial public offering."}],"balance_after":1000,"source":{"system":"sec-edgar","filing":"0000899243-18-017549","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000089924318017549/doc4.xml","form_type":"4"}},{"id":3938905,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-05-10T08:39:06.000Z","date":"2018-05-08","kind":"grant","acquired":true,"shares":2430,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":25847,"source":{"system":"sec-edgar","filing":"0001209191-18-029066","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919118029066/doc4.xml","form_type":"4"}},{"id":4091066,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-01-24T15:45:58.000Z","date":"2017-11-17","kind":"gift","acquired":false,"shares":476,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":23417,"source":{"system":"sec-edgar","filing":"0001209191-18-005082","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919118005082/doc5.xml","form_type":"5"}},{"id":4091065,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-01-24T15:45:58.000Z","date":"2017-03-08","kind":"gift","acquired":false,"shares":4193,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":23893,"source":{"system":"sec-edgar","filing":"0001209191-18-005082","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919118005082/doc5.xml","form_type":"5"}},{"id":4295716,"issuer":{"id":5058,"kind":"organization","name":"Koppers Holdings Inc.","symbol":"KOP"},"owners":[{"id":80095,"kind":"person","name":"Tritch Stephen R","position":1,"cik":"0001463204","reported_name":"Tritch Stephen R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-02T11:07:41.000Z","date":"2017-05-10","kind":"grant","acquired":true,"shares":2442,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was awarded time-based restricted stock units."}],"balance_after":28086,"source":{"system":"sec-edgar","filing":"0001209191-17-037042","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1463204/000120919117037042/doc4.xml","form_type":"4"}}]}