ThredUp Inc.
ThredUp Inc. (TDUP) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TDUP · as of Sep 30, 2025
Ownership Breakdown
185
Institutional Holders
▲ 16 vs Q2
$845.11M
Total Inst. Value
▲ $285.24M vs Q2
129.04M
Shares Outstanding
freeFloat 78.91%
89.44M
13F Shares Held
▲ 14.69M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TDUP largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
CAPITAL WORLD INVESTORS retail-catalog & mail-order houses | 8.71M | 7.24% | 7.24% | $82.29B | Nov 13, 2025 | — held |
BLACKROCK, INC. retail-catalog & mail-order houses | 7.81M | 6.49% | 6.49% | $73.80B | Nov 12, 2025 | ▲ 956.6K |
VANGUARD GROUP INC retail-catalog & mail-order houses | 6.91M | 5.75% | 5.75% | $65.34B | Nov 7, 2025 | ▲ 398.9K |
NEEDHAM INVESTMENT MANAGEMENT LLC retail-catalog & mail-order houses | 5.67M | 4.72% | 4.72% | $53.63B | Nov 14, 2025 | ▼ 200.0K |
MARSHALL WACE, LLP retail-catalog & mail-order houses | 4.32M | 3.59% | 3.59% | $40.79B | Nov 13, 2025 | ▼ 57.5K |
PRUDENTIAL FINANCIAL INC retail-catalog & mail-order houses | 3.11M | 2.59% | 2.59% | $29.41B | Nov 13, 2025 | ▲ 1.88M |
MILLENNIUM MANAGEMENT LLC retail-catalog & mail-order houses | 2.74M | 2.28% | 2.28% | $25.90B | Nov 14, 2025 | ▲ 584.5K |
DRIEHAUS CAPITAL MANAGEMENT LLC retail-catalog & mail-order houses | 2.50M | 2.08% | 2.08% | $23.65B | Nov 14, 2025 | ▲ 1.13M |
STATE STREET CORP retail-catalog & mail-order houses | 2.29M | 1.90% | 1.90% | $21.62B | Nov 14, 2025 | ▲ 477.0K |
RENAISSANCE TECHNOLOGIES LLC retail-catalog & mail-order houses | 2.28M | 1.90% | 1.90% | $21.55B | Nov 13, 2025 | ▲ 237.1K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
29
Increased
+15.11M shares5
New Positions
first time holders14
Decreased
−3.60M shares0
Sold Out
fully exitedNet shares change (top 50)
+11.51M
+15.11M / −3.60M
Net new holders
+20
5 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TDUP insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
13
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Nakache Patricia director | May 20, 2026 | Award | 37,265 | — | — | 340.6K | Form 4 ↗ |
Battles Kelly Bodnar director | May 20, 2026 | Award | 37,265 | — | — | 76.7K | Form 4 ↗ |
Friedman Ian director | May 20, 2026 | Award | 37,265 | — | — | 454.3K | Form 4 ↗ |
Ginsberg Amanda director | May 20, 2026 | Award | 37,265 | — | — | 265.7K | Form 4 ↗ |
HALEY TIMOTHY M director | May 20, 2026 | Award | 37,265 | — | — | 314.4K | Form 4 ↗ |
Paransky Noam director | May 20, 2026 | Award | 37,265 | — | — | 684.3K | Form 4 ↗ |
NOVA DANIEL J director | May 20, 2026 | Award | 37,265 | — | — | 269.3K | Form 4 ↗ |
Rushing Coretha M director | May 20, 2026 | Award | 37,265 | — | — | 191.2K | Form 4 ↗ |
Nakache Patricia director | Apr 22, 2026 | Award | 5,231 | — | — | 303.3K | Form 4 ↗ |
Friedman Ian director | Apr 22, 2026 | Award | 3,488 | — | — | 417.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
ThredUp Inc. (TDUP) is primarily owned by institutional investors, who hold approximately 69.3% of total shares outstanding. Company insiders own approximately 21.09%, while retail and public investors account for the remaining 9.60%.
The largest institutional shareholder of ThredUp Inc. is CAPITAL WORLD INVESTORS, holding approximately 8.71 million shares — equal to 7.24% of outstanding shares — as of September 30, 2025.
A total of 185 institutional investors currently hold TDUP stock, with a combined institutional value of approximately $845,105,352 as of the most recent 13F filing period.
Frequently asked questions
TDUP ownershipThredUp Inc. (TDUP) is primarily owned by institutional investors, who hold approximately 69.3% of shares. The largest shareholder is CAPITAL WORLD INVESTORS with a 7.24% stake. Company insiders hold 21.09%. Data sourced from SEC Form 13F as of September 30, 2025.