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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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."}],"balance_after":959272,"source":{"system":"sec-edgar","filing":"0001209191-20-046265","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120046265/doc4.xml","form_type":"4"}},{"id":3061515,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-08-11T21:28:21.000Z","date":"2020-08-07","kind":"purchase","acquired":true,"shares":25944,"price":14.897,"value":386487.768,"ownership":{"direct":false,"nature":"By Trusts for Children"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.76 to $14.98 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."}],"balance_after":25944,"source":{"system":"sec-edgar","filing":"0001209191-20-046265","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120046265/doc4.xml","form_type":"4"}},{"id":3061514,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-08-11T21:28:21.000Z","date":"2020-08-07","kind":"purchase","acquired":true,"shares":100000,"price":14.7613,"value":1476130.0,"ownership":{"direct":false,"nature":"By Gregory C. Gretsch Trust, UAD 1/28/00"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.44 to $14.9285 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"This number includes the in-kind distribution of 28,222 and 21,301 shares to the Reporting Person on June 2, 2020 and August 5, 2020, respectively, by the Sigma Entities, which shares the Reporting Person previously reported as indirectly held through the Sigma Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The shares are held by the Gregory C. Gretsch Trust, UAD 1/28/00, of which the Reporting Person is the trustee."}],"balance_after":616795,"source":{"system":"sec-edgar","filing":"0001209191-20-046265","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120046265/doc4.xml","form_type":"4"}},{"id":3061513,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-08-11T21:28:21.000Z","date":"2020-08-07","kind":"purchase","acquired":true,"shares":100000,"price":14.7613,"value":1476130.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.44 to $14.9285 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"This number includes the in-kind distribution of 97,135 and 74,634 shares to the Reporting Person on June 2, 2020 and August 5, 2020, respectively, by entities affiliated with Sigma Management 6, LLC (the \"Sigma Entities\"), which shares the Reporting Person previously reported as indirectly held through the Sigma Entities."}],"balance_after":737372,"source":{"system":"sec-edgar","filing":"0001209191-20-046265","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120046265/doc4.xml","form_type":"4"}},{"id":3126529,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-02T16:00:34.000Z","date":"2020-06-01","kind":"grant","acquired":true,"shares":3022,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents an award of RSUs.  The RSUs vest quarterly over four quarters (with the first such vesting date occurring on September 30, 2020), subject to the continuing service of the Reporting Holder on each vesting date; provided, however, that the final quarterly installment shall fully vest on the earlier of (a) the date immediately prior to the Issuer's 2021 annual meeting of stockholders and (b) the date that is the last day of the last full quarter of the vesting of such award, in each case subject to the continuing service of the Reporting Holder through such date."}],"balance_after":465603,"source":{"system":"sec-edgar","filing":"0001209191-20-033446","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120033446/doc4.xml","form_type":"4"}},{"id":3126528,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-02T16:00:34.000Z","date":"2020-06-01","kind":"grant","acquired":true,"shares":12952,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of RSUs.  The RSUs vest 100% on the earlier of (a) the date immediately prior to the Issuer's 2021 annual meeting of stockholders and (b) June 1, 2021, in each case subject to the continuing service of the Reporting Holder through such date."}],"balance_after":462581,"source":{"system":"sec-edgar","filing":"0001209191-20-033446","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120033446/doc4.xml","form_type":"4"}},{"id":3152263,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-12T19:46:12.000Z","date":"2020-05-11","kind":"purchase","acquired":true,"shares":96498,"price":10.3941,"value":1003009.8618,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.975 to $10.50 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."}],"balance_after":449629,"source":{"system":"sec-edgar","filing":"0001209191-20-028665","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120028665/doc4.xml","form_type":"4"}},{"id":3152262,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-12T19:46:12.000Z","date":"2020-05-11","kind":"purchase","acquired":true,"shares":96498,"price":10.3941,"value":1003009.8618,"ownership":{"direct":false,"nature":"By Gregory C. Gretsch Trust, UAD 1/28/00"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.975 to $10.50 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held by the Gregory C. Gretsch Trust, UAD 1/28/00, of which the Reporting Person is the trustee."}],"balance_after":467272,"source":{"system":"sec-edgar","filing":"0001209191-20-028665","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120028665/doc4.xml","form_type":"4"}},{"id":3152261,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-12T19:46:12.000Z","date":"2020-05-08","kind":"purchase","acquired":true,"shares":175000,"price":9.7059,"value":1698532.5,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.45 to $9.92 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."}],"balance_after":353131,"source":{"system":"sec-edgar","filing":"0001209191-20-028665","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120028665/doc4.xml","form_type":"4"}},{"id":3152260,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-12T19:46:12.000Z","date":"2020-05-08","kind":"purchase","acquired":true,"shares":175000,"price":9.7059,"value":1698532.5,"ownership":{"direct":false,"nature":"By Gregory C. Gretsch Trust, UAD 1/28/00"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.45 to $9.92 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held by the Gregory C. Gretsch Trust, UAD 1/28/00, of which the Reporting Person is the trustee."}],"balance_after":370774,"source":{"system":"sec-edgar","filing":"0001209191-20-028665","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120028665/doc4.xml","form_type":"4"}},{"id":3219992,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-03-09T17:53:35.000Z","date":"2020-03-05","kind":"purchase","acquired":true,"shares":150000,"price":8.0374,"value":1205610.0,"ownership":{"direct":false,"nature":"By Gregory C. Gretsch Trust, UAD 1/28/00"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $7.92 to $8.15 per share, 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 written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"This number also reflects 28,025 shares that were previously reported as directly held by the Reporting Person and the in-kind distribution of 17,749 shares by the Sigma Entities (as defined in footnote (5)) to its partners on November 7, 2019."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The shares are held by the Gregory C. Gretsch Trust, UAD 1/28/00, of which the Reporting Person is the trustee."}],"balance_after":195774,"source":{"system":"sec-edgar","filing":"0001209191-20-017427","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000120919120017427/doc4.xml","form_type":"4"}},{"id":3440809,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T16:17:03.000Z","date":"2019-08-08","kind":"other","acquired":true,"shares":124495,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Pro rata distribution from Sigma Management 6, L.L.C. (96,470 shares) and Sigma Associates 6, L.P. (28,025 shares)."}],"balance_after":145059,"source":{"system":"sec-edgar","filing":"0001567619-19-016333","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919016333/doc1.xml","form_type":"4"}},{"id":3440808,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T16:17:03.000Z","date":"2019-08-08","kind":"other","acquired":false,"shares":3702440,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Partners 6, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pro rata distribution to the general and limited partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\"). Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":8939295,"source":{"system":"sec-edgar","filing":"0001567619-19-016333","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919016333/doc1.xml","form_type":"4"}},{"id":3440807,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T16:17:03.000Z","date":"2019-08-08","kind":"other","acquired":false,"shares":54364,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Investors 6, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pro rata distribution to the general and limited partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\"). Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":128726,"source":{"system":"sec-edgar","filing":"0001567619-19-016333","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919016333/doc1.xml","form_type":"4"}},{"id":3440806,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T16:17:03.000Z","date":"2019-08-08","kind":"other","acquired":false,"shares":306367,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Associates 6, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pro rata distribution to the general and limited partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\"). Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":722410,"source":{"system":"sec-edgar","filing":"0001567619-19-016333","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919016333/doc1.xml","form_type":"4"}},{"id":3496774,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-06-07T20:00:38.000Z","date":"2019-06-05","kind":"grant","acquired":true,"shares":2140,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents an award of RSUs.  The RSUs vest quarterly over four quarters (with the first such vesting date occurring on September 30, 2019), subject to the continuing service of the Reporting Person on each vesting date. The final quarterly installment shall fully vest on the earlier of (a) the date of the Issuer's 2020 annual meeting of stockholders and (b) the date that is the last day of the last full quarter of the vesting of such award, in each case subject to the continuing service of the Reporting Person through such date."}],"balance_after":20564,"source":{"system":"sec-edgar","filing":"0001567619-19-013110","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919013110/doc1.xml","form_type":"4"}},{"id":3496773,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-06-07T20:00:38.000Z","date":"2019-06-05","kind":"grant","acquired":true,"shares":9174,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units (\"RSUs\").  The RSUs vest on the earlier of (a) the date of the Issuer's 2020 annual meeting of stockholders and (b) June 5, 2020, in each case subject to the continuing service of the Reporting Person through such date."}],"balance_after":18424,"source":{"system":"sec-edgar","filing":"0001567619-19-013110","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761919013110/doc1.xml","form_type":"4"}},{"id":3795827,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B-1 Preferred Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":false,"shares":34715,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Martis Creek Investments, L.P. - Fund 5"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  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All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\").  Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":12761},"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795816,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A-1 Preferred Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":false,"shares":70891,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Associates 6, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\").  Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":70891},"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795815,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":true,"shares":768495,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Martis Creek Investments, L.P. - Fund 5"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The Gretsch Revocable Trust is the general partner of each of Martis Creek Investments, L.P. - Fund 3, Martis Creek Investments, L.P. - Fund 4, and Martis Creek Investments, L.P. - Fund 5 (collectively, the \"Martis Creek entities\") and has sole voting and dispositive power over the shares held by the Martis Creek entities, and the voting decisions with respect to such shares are made by Gregory Gretsch, the Reporting Person."}],"balance_after":769925,"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795814,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":true,"shares":12154768,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Partners 6, L.P."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\").  Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":12641735,"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795813,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":true,"shares":176352,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Investors 6, L.P."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\").  Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":183090,"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795812,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:11:04.000Z","date":"2018-10-05","kind":"exercise","acquired":true,"shares":991751,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held directly by Sigma Associates 6, L.P."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the consummation of the Issuer's initial public offering on October 5, 2018, each share of Preferred Stock automatically converted into one (1) share of the Issuer's Common Stock for no additional consideration, and had no expiration date.  All shares of Common Stock issued upon conversion were aggregated."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Sigma Management 6, L.L.C. is the general partner of each of Sigma Associates 6, L.P., Sigma Investors 6, L.P., and Sigma Partners 6, L.P., (collectively, the \"Sigma Entities\").  Robert E. Davoli, Clifford Haas, Lawrence G. Finch, Gregory C. Gretsch (the Reporting Person and a member of the Issuer's board of directors), John Mandile, Peter Solvik, Robert Spinner, and Wade Woodson are the managing members of Sigma Management 6, L.L.C. and share voting and investment power with respect to the shares held by the Sigma Entities."}],"balance_after":1028777,"source":{"system":"sec-edgar","filing":"0001567619-18-003829","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003829/doc1.xml","form_type":"4"}},{"id":3795811,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:01:35.000Z","date":"2018-10-03","kind":"grant","acquired":true,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents an award of RSUs.  The RSUs vest on the earlier of (a) the date of the first annual meeting of the Issuer's stockholders and (b) July 3, 2019, in each case subject to the continuing service of the Reporting Person through such date."}],"balance_after":9250,"source":{"system":"sec-edgar","filing":"0001567619-18-003818","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003818/doc1.xml","form_type":"4"}},{"id":3795810,"issuer":{"id":4876,"kind":"organization","name":"UPWORK, INC","symbol":"UPWK"},"owners":[{"id":90041,"kind":"person","name":"GRETSCH GREGORY C.","position":1,"cik":"0001517236","reported_name":"GRETSCH GREGORY C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-10-05T20:01:35.000Z","date":"2018-10-03","kind":"grant","acquired":true,"shares":1750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units (\"RSUs\").  The RSUs vest quarterly, over three quarters (with the first such vesting date occurring on December 31, 2018), subject to the continuing service of the Reporting Person on each vesting date.  The final quarterly installment shall fully vest on the earlier of (a) the date of the first annual meeting of the Issuer's stockholders and (b) the date that is the last day of the last full quarter of the vesting of such award, in each case subject to the continuing service of the Reporting Person through such date."}],"balance_after":1750,"source":{"system":"sec-edgar","filing":"0001567619-18-003818","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517236/000156761918003818/doc1.xml","form_type":"4"}}]}