SCHEDULE 13G/A 0000820027 XXXXXXXX LIVE 2 Class A Common Stock 06/30/2025 0001484778 ThredUp Inc. 88556E102 969 Broadway, Suite 200 Oakland CA 94607 Rule 13d-1(b) Ameriprise Financial, Inc. b 0 92153 0 92603 92603 N 0.1 HC Columbia Management Investment Advisers, LLC b 0 92153 0 92153 92153 N 0.1 IA ThredUp Inc. 969 Broadway, Suite 200, Oakland, CA 94607 (a) Ameriprise Financial, Inc. ("AFI") (b) Columbia Management Investment Advisers, LLC ("CMIA") (a) 145 Ameriprise Financial Center, Minneapolis, MN 55474 (b) 290 Congress Street, Boston, MA 02210 (a) Delaware (b) Minnesota N HC Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to each reporting person. AFI, as the parent company of CMIA, may be deemed to beneficially own the shares reported herein by CMIA. Accordingly, the shares reported herein by AFI include those shares separately reported herein by CMIA. Each of AFI and CMIA disclaims beneficial ownership of any shares reported on this Schedule. The information required by Item 4(b) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person. The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person. The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person. The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person. The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person. N Y Y N AFI: See Exhibit I Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Ameriprise Financial, Inc. /s/ Michael G. Clarke 08/14/2025 Columbia Management Investment Advisers, LLC /s/ Michael G. Clarke 08/14/2025 Contact Information Charles Chiesa VP Fund Treasurer Global Operations and Investor Services Telephone: 617-385-9593 Exhibit Index Exhibit I Identification and Classification of the Subsidiaries which Acquired the Security Being Reported on by the Parent Holding Company. Exhibit II Joint Filing Agreement