Updated Jul 16, 2026 · Last SEC filing 2026-06-03
ThredUp Inc. (TDUP) has filed 16 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-03. 2 Form 8-K material event filings were reported by TDUP in the last 90 days. 3 Form 144 notices of proposed sale were filed for TDUP stock. InsiderAlpha tracks every TDUP SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001484778 |
|---|
| Form 4 filings (90d) | 16 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 3 |
| Latest Form 4 filing | 2026-06-03 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Reinhart James G. | Chief Executive Officer | S — Open-market sale | 27.7K | $4.43 | $123K | SEC | |
| Reinhart James G. | Chief Executive Officer | S — Open-market sale | 88.2K | $4.43 | $391K | SEC | |
| Reinhart James G. | Chief Executive Officer | S — Open-market sale | 59.1K | $4.43 | $262K | SEC | |
| Sobers Sean | Chief Financial Officer | S — Open-market sale | 12.5K | $4.43 | $55K | SEC | |
| Homer Christopher | Chief Operating Officer | S — Open-market sale | 14.4K | $4.43 | $64K | SEC | |
| Sobers Sean | Chief Financial Officer | S — Open-market sale | 19.4K | $4.43 | $86K | SEC | |
| Homer Christopher | Chief Operating Officer | S — Open-market sale | 19.9K | $4.43 | $88K | SEC | |
| Homer Christopher | Chief Operating Officer | S — Open-market sale | 27.2K | $4.43 | $121K | SEC | |
| Sobers Sean | Chief Financial Officer | S — Open-market sale | 13.7K | $4.43 | $61K | SEC | |
| Sobers Sean | Chief Financial Officer | M — Option exercise | 36.7K | $0.00 | — | SEC | |
| Homer Christopher | Chief Operating Officer | M — Option exercise | 54.2K | $0.00 | — | SEC | |
| Reinhart James G. | Chief Executive Officer | M — Option exercise | 52.3K | $0.00 | — | SEC | |
| Homer Christopher | Chief Operating Officer | M — Option exercise | 28.7K | $0.00 | — | SEC | |
| Reinhart James G. | Chief Executive Officer | M — Option exercise | 166.7K | $0.00 | — | SEC | |
| Reinhart James G. | Chief Executive Officer | M — Option exercise | 111.7K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for ThredUp Inc. (TDUP). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Homer Christopher | 9 | $273K |
| Sobers Sean | 9 | $202K |
| Reinhart James G. | 9 | $776K |
| Rushing Coretha M | 2 | — |
| HALEY TIMOTHY M | 2 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in TDUP insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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