ThredUp Inc.
TDUP- Exchange
- Nasdaq
- Industry
- Retail-Catalog & Mail-Order Houses
- SEC CIK
- 0001484778
In the last 90 days, ThredUp Inc. insiders filed 0 open-market purchases and 3 sales; 182 institutions reported holding it in 13F filings for Q2 2026, worth $738.4M in total; no superinvestor holds it.
Holders of 5% or more of TDUP
Holders whose latest Schedule 13D or 13G filing reports 5% or more of ThredUp Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Needham Investment Management LLC | 13G/A | 8.70%9.28M shares | +2.60 ppfrom 6.10% | Aug 13, 20252 filings | May 14, 2026 | SEC |
| Highland Management Partners VIII Limited Partnership | 13G/A | 8.60%8.01M shares | – | Feb 14, 20251 filing | Feb 14, 2025 | SEC |
| Capital World Investors | 13G/A | 8.40%8.71M shares | −1.00 ppfrom 9.40% | May 13, 20252 filings | Feb 13, 2026 | SEC |
| Highland Capital Partners VIII Limited Partnership | 13G/A | 7.30%8.15M shares | – | Feb 11, 20261 filing | Feb 11, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 7.30%7.65M shares | – | Jan 21, 20261 filing | Jan 21, 2026 | SEC |
| Reinhart James G. | 13G/A | 6.90%7.45M shares | −1.00 ppfrom 7.90% | May 13, 20252 filings | Nov 4, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
16 Schedule 13D and 13G filings on ThredUp Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 14, 20266:55 PM ET | Needham Investment Management LLCand 3 others | 13G/A | 8.70%9.28M shares | +2.60 ppfrom 6.10% | Mar 31, 2026 | SEC |
| Mar 27, 20261:33 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −6.76 ppfrom 6.76%Below 5% | Mar 13, 2026 | SEC |
| Feb 13, 20265:32 PM ET | Capital World Investors | 13G/A | 8.40%8.71M shares | −1.00 ppfrom 9.40% | Dec 31, 2025 | SEC |
| Feb 11, 20264:45 PM ET | Highland Capital Partners VIII Limited Partnershipand 11 others | 13G/A | 7.30%8.15M shares | – | Dec 31, 2025 | SEC |
| Jan 21, 202612:30 PM ET | BlackRock, Inc. | 13G/A | 7.30%7.65M shares | – | Dec 31, 2025 | SEC |
| Nov 4, 20258:50 PM ET | Reinhart James G. | 13G/A | 6.90%7.45M shares | −1.00 ppfrom 7.90% | Sep 30, 2025 | SEC |
| Aug 14, 202510:01 AM ET | Ameriprise Financial Incand 1 other | 13G/A | 0.10%92.6K shares | −5.60 ppfrom 5.70%Below 5% | Jun 30, 2025 | SEC |
| Aug 13, 20256:21 PM ET | Needham Investment Management LLCand 3 others | 13G/A | 6.10%5.88M shares | – | Jun 30, 2025 | SEC |
| Jul 29, 20252:40 PM ET | Vanguard Group Inc | 13G/A | 6.76%6.52M shares | – | Jun 30, 2025 | SEC |
| May 13, 20254:07 PM ET | Reinhart James G. | 13G/A | 7.90%7.87M shares | – | Mar 31, 2025 | SEC |
| May 13, 202511:44 AM ET | Capital World Investors | 13G/A | 9.40%8.71M shares | – | Mar 31, 2025 | SEC |
| Mar 7, 20252:23 PM ET | Thrivent Financial for Lutherans | 13G/A | 0.00%0 shares | –Below 5% | Sep 30, 2024 | SEC |
| Feb 14, 20255:18 PM ET | Trinity TVL X, LLCand 7 others | 13G/A | 3.30%3.01M shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 14, 20251:19 PM ET | Highland Management Partners VIII Limited Partnershipand 11 others | 13G/A | 8.60%8.01M shares | – | Dec 31, 2024 | SEC |
| Feb 14, 202511:09 AM ET | Ameriprise Financial Incand 1 other | 13G/A | 5.70%4.84M shares | – | Dec 31, 2024 | SEC |
| Feb 11, 20253:28 PM ET | Goldman Sachs Asset Management, L.P. | 13G/A | 1.30%1.13M shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell ThredUp Inc. shares.
No Form 144 notices for ThredUp Inc. are on file.