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The reporting person undertakes to provide to United Airlines Holdings, Inc., any security holder of United Airlines Holdings, 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 ranges set forth in this Form 4."}],"balance_after":200000,"source":{"system":"sec-edgar","filing":"0000100517-23-000082","document":"wf-form4_167900146199062.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000010051723000082/wf-form4_167900146199062.xml","form_type":"4"}},{"id":2071377,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Share Units","published_at":"2023-01-04T22:09:18.000Z","date":"2022-12-30","kind":"grant","acquired":true,"shares":910.35,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The share units convert to shares of common stock on a 1-for-1 basis."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents 2022 quarterly retainer fees that the Reporting Person elected to defer into a share account pursuant to the terms of the Company's 2006 Director Equity Incentive Plan (\"DEIP\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents 2022 quarterly retainer fees that the Reporting Person elected to defer into a share account pursuant to the terms of the Company's 2006 Director Equity Incentive Plan (\"DEIP\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The share units will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The share units will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."}],"balance_after":13372.99,"derivative":{"underlying":"Common Stock","underlying_shares":910.35},"source":{"system":"sec-edgar","filing":"0000100517-23-000009","document":"wf-form4_167287012991439.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000010051723000009/wf-form4_167287012991439.xml","form_type":"4"}},{"id":2084579,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-12-16T21:52:59.000Z","date":"2022-12-14","kind":"purchase","acquired":true,"shares":25000,"price":39.789,"value":994725.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. 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Therefore all of the share units granted to the Reporting Person for the 2018 annual director equity award will be settled following the Reporting Person's separation from service in accordance with the terms of the DEIP."},{"field":"shares","element":"transactionShares","label":"F3","text":"Additional share units accrue when and as dividends are paid on the Company's common stock.  The number of share units accrued will be equal to the dollar amount of dividends that would be payable if the share units were actual shares of common stock, divided by the average of the high and low sale prices of a share of the Company's common stock on the date dividends are paid."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share unit represents the economic equivalent of one share of common stock. 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The price reported above reflects the weighted average purchase price. 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Any fractional share units were settled in cash."}],"balance_after":0,"derivative":{"exercise_date":"2017-06-09","expiration_date":"2017-06-09","underlying":"Common Stock","underlying_shares":2707.09},"source":{"system":"sec-edgar","filing":"0000899243-17-016286","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317016286/doc4.xml","form_type":"4"}},{"id":4284802,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-13T22:51:08.000Z","date":"2017-06-09","kind":"disposition_to_issuer","acquired":false,"shares":0.09,"price":79.825,"value":7.18425,"ownership":{"direct":true},"balance_after":12707,"source":{"system":"sec-edgar","filing":"0000899243-17-016286","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317016286/doc4.xml","form_type":"4"}},{"id":4284801,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-13T22:51:08.000Z","date":"2017-06-09","kind":"exercise","acquired":true,"shares":2707.09,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share unit was the economic equivalent of one share of common stock. Pursuant to the terms of the Company's Director Equity Incentive Plan, the reporting person elected to receive the entire award settled in shares of the Company's common stock. Any fractional share units were settled in cash."}],"balance_after":12707.09,"source":{"system":"sec-edgar","filing":"0000899243-17-016286","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317016286/doc4.xml","form_type":"4"}},{"id":4302249,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Share Units","published_at":"2017-05-30T23:20:46.000Z","date":"2017-05-25","kind":"grant","acquired":true,"shares":1992.9,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share unit represents the economic equivalent of one share of common stock. Upon vesting, the share units are settled (i) 50% in cash based on the average of the high and low sale prices of a share of the Company's common stock on the date of settlement (or the average of the high and low sale prices of the common stock on the preceding trading day if the settlement date is not a trading day) and (ii) 50% in shares of the Company's common stock, with any odd or fractional units rounded toward the share units to be settled in cash.  Notwithstanding the foregoing, the Reporting Person elected to defer the Reporting Person's 2017 annual director equity award into a share account pursuant to the terms of the Company's Director Equity Incentive Plan (\"DEIP\")."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"(Continued from Footnote 1) Therefore all of the share units granted to the Reporting Person for the 2017 annual director equity award will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."},{"field":"shares","element":"transactionShares","label":"F3","text":"Additional share units accrue when and as dividends are paid on the Company's common stock.  The number of share units accrued will be equal to the dollar amount of dividends that would be payable if the share units were actual shares of common stock, divided by the average of the high and low sale prices of a share of the Company's common stock on the date dividends are paid."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share unit represents the economic equivalent of one share of common stock. Upon vesting, the share units are settled (i) 50% in cash based on the average of the high and low sale prices of a share of the Company's common stock on the date of settlement (or the average of the high and low sale prices of the common stock on the preceding trading day if the settlement date is not a trading day) and (ii) 50% in shares of the Company's common stock, with any odd or fractional units rounded toward the share units to be settled in cash.  Notwithstanding the foregoing, the Reporting Person elected to defer the Reporting Person's 2017 annual director equity award into a share account pursuant to the terms of the Company's Director Equity Incentive Plan (\"DEIP\")."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"(Continued from Footnote 1) Therefore all of the share units granted to the Reporting Person for the 2017 annual director equity award will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."}],"balance_after":1992.9,"derivative":{"exercise_date":"2018-05-25","underlying":"Common Stock","underlying_shares":1992.9},"source":{"system":"sec-edgar","filing":"0000899243-17-014790","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317014790/doc4.xml","form_type":"4"}},{"id":4342984,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-04-28T21:03:37.000Z","date":"2017-04-27","kind":"purchase","acquired":true,"shares":10000,"price":69.352,"value":693520.0,"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 $69.250 to $69.480, inclusive. The reporting person undertakes to provide to United Continental Holdings, Inc., any security holder of United Continental Holdings, 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 ranges set forth in this Form 4."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0000899243-17-011210","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317011210/doc4.xml","form_type":"4"}},{"id":4364083,"issuer":{"id":3116,"kind":"organization","name":"United Airlines Holdings, Inc.","symbol":"UAL"},"owners":[{"id":21088,"kind":"person","name":"SHAPIRO EDWARD","position":1,"cik":"0001168692","reported_name":"SHAPIRO EDWARD","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Share Units","published_at":"2017-04-04T22:10:30.000Z","date":"2017-03-31","kind":"grant","acquired":true,"shares":517.16,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The share units convert to shares of common stock on a 1-for-1 basis."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents 2017 quarterly retainer and meeting fees that the Reporting Person elected to defer into a share account pursuant to the terms of the Company's 2006 Director Equity Incentive Plan (\"DEIP\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents 2017 quarterly retainer and meeting fees that the Reporting Person elected to defer into a share account pursuant to the terms of the Company's 2006 Director Equity Incentive Plan (\"DEIP\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The shares units will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The shares units will be settled in common stock following the Reporting Person's separation from service in accordance with the terms of the DEIP."}],"balance_after":517.16,"derivative":{"underlying":"Common Stock","underlying_shares":517.16},"source":{"system":"sec-edgar","filing":"0000899243-17-009337","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/100517/000089924317009337/doc4.xml","form_type":"4"}}]}