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The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on December 4, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $14.31 to 14.64, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":732031,"source":{"system":"sec-edgar","filing":"0001337171-26-000014","document":"wk-form4a_1778102403.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000133717126000014/wk-form4a_1778102403.xml","form_type":"4/A","original_submission_date":"2026-04-07"}},{"id":789598,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, General Counsel, and Sec"}}],"security":"Common units representing limited partner interests","published_at":"2026-05-06T21:19:57.000Z","date":"2026-05-05","kind":"sale","planned":true,"acquired":false,"shares":29386,"price":13.748,"value":403998.728,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. 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These common units were sold in multiple transactions at prices ranging from $17.34 to $17.51, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":252276,"source":{"system":"sec-edgar","filing":"0001209191-19-025139","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919119025139/doc4.xml","form_type":"4"}},{"id":3553430,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2019-04-17T22:28:31.000Z","date":"2019-04-16","kind":"sale","acquired":false,"shares":7926,"price":17.4341,"value":138182.6766,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $17.38 to $17.50, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":258833,"source":{"system":"sec-edgar","filing":"0001209191-19-025139","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919119025139/doc4.xml","form_type":"4"}},{"id":3553429,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2019-04-17T22:28:31.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":18799,"price":17.4844,"value":328689.2356,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $17.34 to $17.77, inclusive. 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The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":298693,"source":{"system":"sec-edgar","filing":"0001209191-19-019250","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919119019250/doc4.xml","form_type":"4"}},{"id":3596821,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2019-03-13T23:27:18.000Z","date":"2019-03-12","kind":"sale","acquired":false,"shares":18783,"price":17.32,"value":325321.56,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $17.26 to $17.42, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":304910,"source":{"system":"sec-edgar","filing":"0001209191-19-019250","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919119019250/doc4.xml","form_type":"4"}},{"id":3625818,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2019-02-28T23:46:00.000Z","date":"2019-02-26","kind":"tax_withholding","acquired":false,"shares":34570,"price":17.76,"value":613963.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents settlement of performance units and associated distribution-equivalent rights awarded under the Issuer's Long-Term Incentive Plan. 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These common units were sold in multiple transactions at prices ranging from $17.50 to $17.73, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":274534,"source":{"system":"sec-edgar","filing":"0001209191-18-055175","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919118055175/doc4.xml","form_type":"4"}},{"id":3789698,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2018-10-16T22:00:50.000Z","date":"2018-10-15","kind":"sale","acquired":false,"shares":1300,"price":17.5269,"value":22784.97,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. 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The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":277367,"source":{"system":"sec-edgar","filing":"0001209191-18-025252","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919118025252/doc4.xml","form_type":"4"}},{"id":3989078,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Subordinated units representing limited partner interests","published_at":"2018-03-19T23:42:15.000Z","date":"2018-03-15","kind":"tax_withholding","acquired":false,"shares":2642,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875)."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"For tax withholding purposes, the value of the subordinated units was fixed at a discount to the closing price of BSM common units on March 15, 2018."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875)."}],"balance_after":29221,"derivative":{"underlying":"Common units representing limited partner interests","underlying_shares":2642},"source":{"system":"sec-edgar","filing":"0001209191-18-020750","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919118020750/doc4.xml","form_type":"4"}},{"id":3989077,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2018-03-19T23:42:15.000Z","date":"2018-03-15","kind":"tax_withholding","acquired":false,"shares":15153,"price":17.05,"value":258358.65,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on March 15, 2018."}],"balance_after":302367,"source":{"system":"sec-edgar","filing":"0001209191-18-020750","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919118020750/doc4.xml","form_type":"4"}},{"id":4039755,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2018-02-22T23:21:06.000Z","date":"2018-02-20","kind":"tax_withholding","acquired":false,"shares":23073,"price":17.95,"value":414160.35,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. 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These common units were sold in multiple transactions at prices ranging from $18.16 to $18.36, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":233971,"source":{"system":"sec-edgar","filing":"0001209191-18-003178","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919118003178/doc4.xml","form_type":"4"}},{"id":4101885,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units 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The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units sold at each separate price within the ranges set forth in this footnote."}],"balance_after":214326,"source":{"system":"sec-edgar","filing":"0001209191-17-003978","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919117003978/doc4.xml","form_type":"4"}},{"id":4493818,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units 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Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Subordinated units representing limited partner interests","published_at":"2017-01-05T23:28:58.000Z","date":"2017-01-03","kind":"tax_withholding","acquired":false,"shares":1457,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on December 30, 2016."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"For tax withholding purposes, the Board of Directors set the value of the subordinated units at a discount to the volume-weighted average price of BSM common units between December 1, 2016 and December 30, 2016."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875)."}],"balance_after":34680,"derivative":{"underlying":"Common units representing limited partner interests","underlying_shares":1457},"source":{"system":"sec-edgar","filing":"0001209191-17-002344","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919117002344/doc4.xml","form_type":"4"}},{"id":4497909,"issuer":{"id":4198,"kind":"organization","name":"Black Stone Minerals, L.P.","symbol":"BSM"},"owners":[{"id":49346,"kind":"person","name":"Putman Luke Stevens","position":1,"cik":"0001337171","reported_name":"Putman Luke Stevens","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, GC, and Secretary"}}],"security":"Common units representing limited partner interests","published_at":"2017-01-05T23:28:58.000Z","date":"2017-01-03","kind":"tax_withholding","acquired":false,"shares":1113,"price":18.78,"value":20902.14,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on December 30, 2016."}],"balance_after":225341,"source":{"system":"sec-edgar","filing":"0001209191-17-002344","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1337171/000120919117002344/doc4.xml","form_type":"4"}}]}