ThredUp Inc. (TDUP) Insider Trading
Over the last 3 months, TDUP insiders made 1 open-market buy and 0 sales, a net purchase of $49K (SEC Form 4). Over the last 6 months, 155 institutions increased and 95 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
1
Sells (3m)
0
Net (3m)
$49.1K
Insiders buyingFirst buy in 1 quarters
Insider trades by month Buys Sells
Apr
May
Aug
Nov
Dec
Mar
Context3-month price +14.3%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 21, 2026 | NOVA DANIEL Jdirector | Grant | 37,265 | — |
| May 21, 2026 | HALEY TIMOTHY Mdirector | Grant | 37,265 | — |
| May 21, 2026 | Paransky Noamdirector | Grant | 37,265 | — |
| May 21, 2026 | Nakache Patriciadirector | Grant | 37,265 | — |
| May 21, 2026 | Friedman Iandirector | Grant | 37,265 | — |
| May 21, 2026 | Ginsberg Amandadirector | Grant | 37,265 | — |
| May 21, 2026 | Rushing Coretha Mdirector | Grant | 37,265 | — |
| May 21, 2026 | Battles Kelly Bodnardirector | Grant | 37,265 | — |
| Apr 24, 2026 | Nakache Patriciadirector | Grant | 5,231 | — |
| Apr 24, 2026 | Friedman Iandirector | Grant | 3,488 | — |
| Apr 24, 2026 | Paransky Noamdirector | Grant | 3,488 | — |
| Apr 24, 2026 | HALEY TIMOTHY Mdirector | Grant | 3,836 | — |
| Apr 24, 2026 | Rushing Coretha Mdirector | Grant | 3,488 | — |
| Mar 10, 2026 | Nakache Patriciadirector | Buy | 13,157 | $3.73 |
| Mar 4, 2026 | Reinhart James G.director, officer: Chief Executive Officer | Option | 280,000 | $2.05 |
| Mar 4, 2026 | Reinhart James G.director, officer: Chief Executive Officer | Option | 220,000 | $2.05 |
| Mar 3, 2026 | Reinhart James G.director, officer: Chief Executive Officer | Sell | 72,724 | $3.82 |
| Mar 3, 2026 | Sobers Seanofficer: Chief Financial Officer | Sell | 16,825 | $3.82 |
| Mar 3, 2026 | Sobers Seanofficer: Chief Financial Officer | Sell | 15,376 | $3.82 |
| Mar 3, 2026 | Homer Christopherofficer: Chief Operating Officer | Sell | 22,471 | $3.82 |
| Mar 3, 2026 | Homer Christopherofficer: Chief Operating Officer | Sell | 30,951 | $3.82 |
| Mar 3, 2026 | Reinhart James G.director, officer: Chief Executive Officer | Sell | 108,543 | $3.82 |
| Mar 3, 2026 | Reinhart James G.director, officer: Chief Executive Officer | Sell | 34,071 | $3.82 |
| Mar 3, 2026 | Sobers Seanofficer: Chief Financial Officer | Sell | 24,303 | $3.82 |
| Mar 3, 2026 | Homer Christopherofficer: Chief Operating Officer | Sell | 16,319 | $3.82 |
| Feb 27, 2026 | Rushing Coretha Mdirector | Grant | 2,211 | — |
| Feb 27, 2026 | Friedman Iandirector | Grant | 2,211 | — |
| Feb 27, 2026 | Nakache Patriciadirector | Grant | 3,317 | — |
| Feb 27, 2026 | Paransky Noamdirector | Grant | 2,211 | — |
| Feb 27, 2026 | HALEY TIMOTHY Mdirector | Grant | 2,432 | — |
Source: TDUP SEC Form 4 filings, latest May 21, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their TDUP positions over the last 6 months (SEC Form 13F).
Increased
155
New positions
68
Reduced
95
Sold out
69
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| NEEDHAM INVESTMENT MANAGEMENT LLC | Increased | 9.3M | May 15, 2026 |
| CAPITAL WORLD INVESTORS | Unchanged | 8.7M | May 13, 2026 |
| CAPITAL WORLD INVESTORS | Unchanged | 8.7M | Feb 11, 2026 |
| BLACKROCK, INC. | Increased | 8.3M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 8.2M | May 13, 2026 |
| VANGUARD GROUP INC | Increased | 7.5M | Jan 29, 2026 |
| NEEDHAM INVESTMENT MANAGEMENT LLC | Increased | 6.1M | Feb 17, 2026 |
| MARSHALL WACE, LLP | Increased | 4.9M | May 15, 2026 |
| MARSHALL WACE, LLP | Increased | 4.8M | Feb 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 4.4M | May 15, 2026 |
| FMR LLC | Increased | 3.2M | Feb 17, 2026 |
| STATE STREET CORP | Increased | 3.1M | May 15, 2026 |
| FMR LLC | Reduced | 3.1M | May 15, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Increased | 3.0M | May 14, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Increased | 3.0M | May 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.