{"transactions":[{"id":1971432,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2023-03-03T17:16:10.000Z","date":"2023-03-01","kind":"tax_withholding","acquired":false,"shares":2120,"price":48.34,"value":102480.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of performance shares.  Organization and Executive Compensation Committee certification of the payout of these performance shares was reported on Form 4 filed on February 24, 2023."}],"balance_after":23139.402,"source":{"system":"sec-edgar","filing":"0001567619-23-004402","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761923004402/doc1.xml","form_type":"4"}},{"id":1971431,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2023-03-03T17:16:10.000Z","date":"2023-03-01","kind":"tax_withholding","acquired":false,"shares":1374,"price":48.34,"value":66419.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of restricted stock units.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for these restricted stock units was reported on Form 4 filed on February 24, 2023."}],"balance_after":25259.402,"source":{"system":"sec-edgar","filing":"0001567619-23-004402","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761923004402/doc1.xml","form_type":"4"}},{"id":1992272,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2023-02-24T16:49:45.000Z","date":"2023-02-22","kind":"grant","acquired":true,"shares":3636,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares are issuable as a result of satisfaction of performance goals for 2020-2022 under a performance share award.  Organization and Executive Compensation Committee certification of the award payout level occurred on the transaction date."}],"balance_after":26633.402,"source":{"system":"sec-edgar","filing":"0001567619-23-003743","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761923003743/doc1.xml","form_type":"4"}},{"id":1992271,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2023-02-24T16:49:45.000Z","date":"2023-02-22","kind":"grant","acquired":true,"shares":3069,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2022 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."}],"balance_after":22997.402,"source":{"system":"sec-edgar","filing":"0001567619-23-003743","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761923003743/doc1.xml","form_type":"4"}},{"id":2349485,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-03-04T17:27:16.000Z","date":"2022-03-02","kind":"tax_withholding","acquired":false,"shares":1057,"price":52.22,"value":55196.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of performance shares.  Organization and Executive Compensation Committee certification of the payout of these performance shares was reported on Form 4 filed on February 25, 2022."}],"balance_after":19165.267,"source":{"system":"sec-edgar","filing":"0001567619-22-006406","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761922006406/doc1.xml","form_type":"4"}},{"id":2349484,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-03-04T17:27:16.000Z","date":"2022-03-02","kind":"tax_withholding","acquired":false,"shares":707,"price":52.22,"value":36919.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of restricted stock units.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for these restricted stock units was reported on Form 4 filed on February 25, 2022."}],"balance_after":20222.267,"source":{"system":"sec-edgar","filing":"0001567619-22-006406","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761922006406/doc1.xml","form_type":"4"}},{"id":2371376,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-02-25T17:40:11.000Z","date":"2022-02-23","kind":"grant","acquired":true,"shares":4091,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares are issuable as a result of satisfaction of performance goals for 2019-2021 under a performance share award.  Organization and Executive Compensation Committee certification of the award payout level occurred on the transaction date."}],"balance_after":20929.267,"source":{"system":"sec-edgar","filing":"0001567619-22-005693","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761922005693/doc1.xml","form_type":"4"}},{"id":2371375,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-02-25T17:40:11.000Z","date":"2022-02-23","kind":"grant","acquired":true,"shares":2618,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2021 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."}],"balance_after":16838.267,"source":{"system":"sec-edgar","filing":"0001567619-22-005693","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761922005693/doc1.xml","form_type":"4"}},{"id":2805165,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2021-03-05T17:00:23.000Z","date":"2021-03-03","kind":"tax_withholding","acquired":false,"shares":810,"price":47.8,"value":38718.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of performance shares.  Organization and Executive Compensation Committee certification of the payout of these performance shares was reported on Form 4 filed on February 26, 2021."}],"balance_after":13681.262,"source":{"system":"sec-edgar","filing":"0001567619-21-005747","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761921005747/doc1.xml","form_type":"4"}},{"id":2805164,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2021-03-05T17:00:23.000Z","date":"2021-03-03","kind":"tax_withholding","acquired":false,"shares":870,"price":47.8,"value":41586.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of 2,020 restricted stock units (RSUs) with performance threshold, and vesting of 1,504 time-based RSUs.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for 2,020 RSUs was reported on Form 4 filed on February 26, 2021.  The 1,504 time-based RSUs are part of 6,016 time-based RSUs that have been reported as shares beneficially owned by the reporting person since initially reported on the reporting person's Form 3 on May 23, 2017."}],"balance_after":14491.262,"source":{"system":"sec-edgar","filing":"0001567619-21-005747","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761921005747/doc1.xml","form_type":"4"}},{"id":2828920,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2021-02-26T16:35:14.000Z","date":"2021-02-24","kind":"grant","acquired":true,"shares":3142,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares are issuable as a result of satisfaction of performance goals for 2018-2020 under a performance share award.  Organization and Executive Compensation Committee certification of the award payout level occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 1,504 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest on March 1, 2021."}],"balance_after":15361.262,"source":{"system":"sec-edgar","filing":"0001567619-21-005027","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761921005027/doc1.xml","form_type":"4"}},{"id":2828919,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2021-02-26T16:35:14.000Z","date":"2021-02-24","kind":"grant","acquired":true,"shares":2020,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2020 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 1,504 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest on March 1, 2021."}],"balance_after":12219.262,"source":{"system":"sec-edgar","filing":"0001567619-21-005027","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761921005027/doc1.xml","form_type":"4"}},{"id":3222013,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2020-03-06T16:22:41.000Z","date":"2020-03-04","kind":"tax_withholding","acquired":false,"shares":1230,"price":65.02,"value":79974.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of performance shares.  Organization and Executive Compensation Committee certification of the payout of these performance shares was reported on Form 4 filed on February 28, 2020."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 1,504 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest on March 1, 2021."}],"balance_after":9882.592,"source":{"system":"sec-edgar","filing":"0001567619-20-005804","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761920005804/doc1.xml","form_type":"4"}},{"id":3222012,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2020-03-06T16:22:41.000Z","date":"2020-03-04","kind":"tax_withholding","acquired":false,"shares":818,"price":65.02,"value":53186.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of 1,420 restricted stock units (RSUs) with performance threshold, and vesting of 1,504 time-based RSUs.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for 1,420 RSUs was reported on Form 4 filed on February 28, 2020.  The 1,504 time-based RSUs are part of 6,016 time-based RSUs that have been reported as shares beneficially owned by the reporting person since initially reported on the reporting person's Form 3 on May 23, 2017."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 1,504 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest on March 1, 2021."}],"balance_after":11112.592,"source":{"system":"sec-edgar","filing":"0001567619-20-005804","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761920005804/doc1.xml","form_type":"4"}},{"id":3240570,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2020-02-28T17:02:55.000Z","date":"2020-02-26","kind":"grant","acquired":true,"shares":4538,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares are issuable as a result of satisfaction of performance goals for 2017-2019 under a performance share award.  Organization and Executive Compensation Committee certification of the award payout level occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 3,008 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in two equal installments: 1,504 shares on each March 1, 2020 and 2021."}],"balance_after":11930.592,"source":{"system":"sec-edgar","filing":"0001567619-20-005179","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761920005179/doc1.xml","form_type":"4"}},{"id":3240569,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2020-02-28T17:02:55.000Z","date":"2020-02-26","kind":"grant","acquired":true,"shares":1420,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2019 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 3,008 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in two equal installments: 1,504 shares on each March 1, 2020 and 2021."}],"balance_after":7392.592,"source":{"system":"sec-edgar","filing":"0001567619-20-005179","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761920005179/doc1.xml","form_type":"4"}},{"id":3603611,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2019-03-08T14:12:12.000Z","date":"2019-03-06","kind":"tax_withholding","acquired":false,"shares":710,"price":64.21,"value":45589.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of 836 restricted stock units (RSUs) with performance threshold, and vesting of 1,504 time-based RSUs.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for 836 RSUs was reported on Form 4 filed on February 28, 2019.  The 1,504 time-based RSUs are part of 6,016 time-based RSUs that have been reported as shares beneficially owned by the reporting person since initially reported on the reporting person's Form 3 on May 23, 2017."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 3,008 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in two equal installments: 1,504 shares on each March 1, 2020 and 2021."}],"balance_after":5893,"source":{"system":"sec-edgar","filing":"0001567619-19-006442","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761919006442/doc1.xml","form_type":"4"}},{"id":3625549,"issuer":{"id":2245,"kind":"organization","name":"Northwest Natural Holding Co","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2019-02-28T18:27:40.000Z","date":"2019-02-27","kind":"grant","acquired":true,"shares":836,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2018 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 4,512 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in three equal installments: 1,504 shares on each March 1, 2019, 2020 and 2021."}],"balance_after":6603,"source":{"system":"sec-edgar","filing":"0001567619-19-005643","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1661934/000156761919005643/doc1.xml","form_type":"4"}},{"id":4018649,"issuer":{"id":164055,"kind":"organization","name":"NORTHWEST NATURAL GAS CO","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2018-03-05T17:51:36.000Z","date":"2018-03-01","kind":"tax_withholding","acquired":false,"shares":651,"price":52.15,"value":33949.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares were withheld by the issuer to cover withholding taxes on issuance of shares due to vesting of 375 restricted stock units (RSUs) with performance threshold, and vesting of 1,504 time-based RSUs.  Organization and Executive Compensation Committee certification of satisfaction of the performance threshold and vesting for 375 RSUs was reported on Form 4 filed on February 23, 2018.  The 1,504 time-based RSUs are part of 6,016 time-based RSUs that have been reported as shares beneficially owned by the reporting person since initially reported on the reporting person's Form 3 on May 23, 2017."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 4,512 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in three equal installments: 1,504 shares on each March 1, 2019, 2020 and 2021."}],"balance_after":5740,"source":{"system":"sec-edgar","filing":"0001140361-18-011884","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73020/000114036118011884/doc1.xml","form_type":"4"}},{"id":4039005,"issuer":{"id":164055,"kind":"organization","name":"NORTHWEST NATURAL GAS CO","symbol":"NWN"},"owners":[{"id":115974,"kind":"person","name":"Burkhartsmeyer Frank","position":1,"cik":"0001661934","reported_name":"Burkhartsmeyer Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Financial Officer"}}],"security":"Common Stock","published_at":"2018-02-23T21:26:03.000Z","date":"2018-02-21","kind":"grant","acquired":true,"shares":375,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares are issuable as a result of satisfaction of the performance threshold for 2017 under restricted stock unit awards. Organization and Executive Compensation Committee certification of the satisfaction of the performance threshold occurred on the transaction date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 6,016 time-based restricted stock units (RSUs) granted under issuer's Long Term Incentive Plan. The RSUs vest in four equal installments: 1,504 shares on each March 1, 2018, 2019, 2020 and 2021."}],"balance_after":6391,"source":{"system":"sec-edgar","filing":"0001140361-18-009855","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73020/000114036118009855/doc1.xml","form_type":"4"}}]}