{"transactions":[{"id":4119801,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2017-12-29T22:12:43.000Z","date":"2017-12-28","kind":"gift","acquired":false,"shares":2250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":182371.9448,"source":{"system":"sec-edgar","filing":"0001127602-17-035643","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760217035643/form4.xml","form_type":"4"}},{"id":4137388,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2017-12-11T22:17:25.000Z","date":"2017-12-05","kind":"sale","acquired":false,"shares":2000,"price":56,"value":112000.0,"ownership":{"direct":true},"balance_after":184621.9448,"source":{"system":"sec-edgar","filing":"0001127602-17-034392","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760217034392/form4.xml","form_type":"4"}},{"id":4270727,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2017-06-29T21:45:06.000Z","date":"2017-06-29","kind":"sale","acquired":false,"shares":3000,"price":56.0273,"value":168081.9,"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 sold in multiple transactions at prices ranging from $56.0321 to $56.08, inclusive. The reporting person undertakes to provide Community Bank System, Inc., any security holder of Community Bank System, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 630.45 shares acquired on January 10, 2017 under the Community Bank System, Inc. Dividend Reinvestment Plan."}],"balance_after":186621.9448,"source":{"system":"sec-edgar","filing":"0001127602-17-022413","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760217022413/form4.xml","form_type":"4"}},{"id":4381422,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Phantom Stock (Deferred Stock Units)","published_at":"2017-03-17T19:45:38.000Z","date":"2017-03-15","kind":"grant","acquired":true,"shares":553,"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 Bank System, Inc. 2014 Long-Term Incentive Plan.  Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Bank 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 Bank System, Inc. 2014 Long-Term Incentive Plan.  Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Bank 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 Bank System, Inc. 2014 Long-Term Incentive Plan.  Each phantom stock unit which represents a deferred stock unit is the economic equivalent of one share of Community Bank System, Inc. common stock and will be settled in common stock at a predetermined date."}],"balance_after":1403,"derivative":{"underlying":"Common Stock","underlying_shares":553},"source":{"system":"sec-edgar","filing":"0001127602-17-012164","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760217012164/form4.xml","form_type":"4"}},{"id":4511091,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-12-29T21:19:33.000Z","date":"2016-12-27","kind":"sale","acquired":false,"shares":1000,"price":62,"value":62000.0,"ownership":{"direct":true},"balance_after":188991.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-071018","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216071018/form4.xml","form_type":"4"}},{"id":4527938,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-12-09T21:07:18.000Z","date":"2016-12-08","kind":"sale","acquired":false,"shares":4000,"price":60.9259,"value":243703.6,"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 sold in multiple transactions at prices ranging from $60.87 to $61.00, inclusive. The reporting person undertakes to provide Community Bank System, Inc., any security holder of Community Bank System, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":189991.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-069568","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216069568/form4.xml","form_type":"4"}},{"id":4546312,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-11-22T18:47:04.000Z","date":"2016-11-21","kind":"sale","acquired":false,"shares":1500,"price":55.79,"value":83685.0,"ownership":{"direct":true},"balance_after":193991.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-068027","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216068027/form4.xml","form_type":"4"}},{"id":4559633,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-11-14T22:45:36.000Z","date":"2016-11-11","kind":"gift","acquired":false,"shares":53,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":195491.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-067009","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216067009/form4.xml","form_type":"4"}},{"id":4559632,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-11-14T22:45:36.000Z","date":"2016-11-10","kind":"sale","acquired":false,"shares":5000,"price":50.75,"value":253750.0,"ownership":{"direct":true},"balance_after":195544.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-067009","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216067009/form4.xml","form_type":"4"}},{"id":4559631,"issuer":{"id":4178,"kind":"organization","name":"COMMUNITY FINANCIAL SYSTEM, INC.","symbol":"CBU"},"owners":[{"id":170834,"kind":"person","name":"DICERBO NICHOLAS A","position":1,"cik":"0001234449","reported_name":"DICERBO NICHOLAS A","relationship":{"director":true}}],"security":"Common Stock","published_at":"2016-11-14T22:45:36.000Z","date":"2016-11-02","kind":"gift","acquired":false,"shares":60,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 909.488 and 773.3638 shares acquired on July 11, 2016 and October 10, 2016, respectively, pursuant to the Community Bank System, Inc. Dividend Reinvestment Plan."}],"balance_after":200544.4948,"source":{"system":"sec-edgar","filing":"0001127602-16-067009","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/723188/000112760216067009/form4.xml","form_type":"4"}}]}