{"transactions":[{"id":675569,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"director":true}}],"security":"Common Stock","published_at":"2026-08-26T16:07:10.000Z","date":"2026-08-24","kind":"purchase","planned":false,"acquired":true,"shares":476,"price":63.5946,"value":30271.0296,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $63.1899 to $63.5989, inclusive. The reporting person undertakes to provide Community Financial System, Inc., any security holder of Community Financial System, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."}],"balance_after":515,"source":{"system":"sec-edgar","filing":"0000723188-26-000106","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000072318826000106/form4.xml","form_type":"4"}},{"id":836177,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"director":true}}],"security":"Phantom Stock (Deferred Stock Units)","published_at":"2026-03-18T15:54:09.000Z","date":"2026-03-17","kind":"grant","planned":false,"acquired":true,"shares":1220,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The reporting person has received deferred stock units under the Community Financial System, Inc. 2022 Long-Term Incentive Plan, as amended (the \"LTIP\"). Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Financial System, Inc. common stock and will be settled in common stock at a predetermined date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The reporting person has received deferred stock units under the Community Financial System, Inc. 2022 Long-Term Incentive Plan, as amended (the \"LTIP\"). Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Financial System, Inc. common stock and will be settled in common stock at a predetermined date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The reporting person has received deferred stock units under the Community Financial System, Inc. 2022 Long-Term Incentive Plan, as amended (the \"LTIP\"). Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Financial System, Inc. common stock and will be settled in common stock at a predetermined date."}],"balance_after":1220,"derivative":{"underlying":"Common Stock","underlying_shares":1220},"source":{"system":"sec-edgar","filing":"0000723188-26-000051","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000072318826000051/form4.xml","form_type":"4"}},{"id":1277822,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2025-02-10T22:18:46.000Z","date":"2025-02-07","kind":"tax_withholding","planned":false,"acquired":false,"shares":1812,"price":85.24,"value":154454.88,"ownership":{"direct":true},"balance_after":14771.6412,"source":{"system":"sec-edgar","filing":"0001225208-25-001490","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520825001490/doc4.xml","form_type":"4"}},{"id":1277821,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2025-02-10T22:18:46.000Z","date":"2025-02-07","kind":"grant","planned":false,"acquired":true,"shares":6073.1028,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Includes 243.1028 dividend equivalent units.  Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":16583.6412,"source":{"system":"sec-edgar","filing":"0001225208-25-001490","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520825001490/doc4.xml","form_type":"4"}},{"id":1600692,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2024-03-05T21:03:25.000Z","date":"2024-03-04","kind":"sale","planned":false,"acquired":false,"shares":2626,"price":105.8773,"value":278033.7898,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average sale price.  The highest price at which shares were sold was $105.9250 and the lowest price at which shares were sold was $105.8506.  The reporting person hereby undertakes to provide upon request to the SEC's staff, the issuer or its security holders, full information regarding the number of shares sold at each separate price."}],"balance_after":10510.5384,"source":{"system":"sec-edgar","filing":"0001225208-24-003588","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520824003588/doc4.xml","form_type":"4"}},{"id":1663196,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2024-02-02T21:06:11.000Z","date":"2024-02-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1807,"price":96.8,"value":174917.6,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 56.7563 dividend equivalent units.  Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":13136.5384,"source":{"system":"sec-edgar","filing":"0001225208-24-001483","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520824001483/doc4.xml","form_type":"4"}},{"id":1967567,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2023-03-07T21:39:09.000Z","date":"2023-03-06","kind":"sale","acquired":false,"shares":547,"price":99.9874,"value":54693.1078,"ownership":{"direct":false,"nature":"By 401(k) plan"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Includes 1.6286 shares acquired in Ms. Hall's 401(k) account since the date of the reporting person's last ownership report."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sale price.  The highest price at which shares were sold was $100.17 and the lowest price at which shares were sold was $99.80.  The reporting person hereby undertakes to provide upon request to the SEC's staff, the issuer or its security holders, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Reflects the liquidation of a 0.7264 fractional holding."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001225208-23-003521","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520823003521/doc4.xml","form_type":"4"}},{"id":1967566,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2023-03-07T21:39:09.000Z","date":"2023-03-03","kind":"sale","acquired":false,"shares":2641,"price":100,"value":264100.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 17.6912 dividend equivalent units. Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":14886.7821,"source":{"system":"sec-edgar","filing":"0001225208-23-003521","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520823003521/doc4.xml","form_type":"4"}},{"id":2031406,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2023-02-06T21:04:35.000Z","date":"2023-02-03","kind":"tax_withholding","acquired":false,"shares":1171,"price":100.9,"value":118153.9,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 30.639 dividend equivalent units.  Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":17510.0909,"source":{"system":"sec-edgar","filing":"0001225208-23-001345","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520823001345/doc4.xml","form_type":"4"}},{"id":2103016,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, COO, Standard Lines"}}],"security":"Common Stock","published_at":"2022-11-29T21:56:41.000Z","date":"2022-11-28","kind":"sale","acquired":false,"shares":2813,"price":95.1123,"value":267550.8999,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average sale price.  The highest price at which shares were sold was $95.1300 and the lowest price at which shares were sold was $95.0600.  The reporting person hereby undertakes to provide upon request to the SEC's staff, the issuer or its security holders, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 5.7169 shares acquired in Ms. Hall's 401(k) account and 101.8369 dividend equivalent units.  Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":18650.4519,"source":{"system":"sec-edgar","filing":"0001225208-22-011978","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520822011978/doc4.xml","form_type":"4"}},{"id":2409471,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, CL Chief Op Officer"}}],"security":"Common Stock","published_at":"2022-02-08T21:12:39.000Z","date":"2022-02-07","kind":"sale","acquired":false,"shares":0.736,"price":77.13,"value":56.76768,"ownership":{"direct":true},"balance_after":21361.615,"source":{"system":"sec-edgar","filing":"0001225208-22-001611","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520822001611/doc4.xml","form_type":"4"}},{"id":2409470,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, CL Chief Op Officer"}}],"security":"Common Stock","published_at":"2022-02-08T21:12:39.000Z","date":"2022-02-04","kind":"tax_withholding","acquired":false,"shares":766,"price":76.56,"value":58644.96,"ownership":{"direct":true},"balance_after":21362.351,"source":{"system":"sec-edgar","filing":"0001225208-22-001611","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520822001611/doc4.xml","form_type":"4"}},{"id":2415464,"issuer":{"id":3856,"kind":"organization","name":"SELECTIVE INSURANCE GROUP INC","symbol":"SIGI"},"owners":[{"id":19693,"kind":"person","name":"Hall Brenda M","position":1,"cik":"0001891706","reported_name":"Hall Brenda M","relationship":{"officer":true,"officer_title":"EVP, CL Chief Op Officer"}}],"security":"Common Stock","published_at":"2022-02-03T21:37:36.000Z","date":"2022-02-01","kind":"grant","acquired":true,"shares":9410,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares reported represent the issuance of securities based on the satisfaction of performance criteria of performance-based restricted stock units granted on February 3, 2020 and February 1, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 194.9766 dividend equivalent units. Each dividend equivalent unit is the economic equivalent of one share of Selective Insurance Group, Inc. common stock."}],"balance_after":22128.351,"source":{"system":"sec-edgar","filing":"0001225208-22-001412","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/230557/000122520822001412/doc4.xml","form_type":"4"}}]}