THREDUP INC - CLASS A (TDUP) Institutional Shareholders
THREDUP INC - CLASS A (TDUP) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $734.66M in TDUP holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of TDUP tracked by InsiderSet, reporting ownership valued at approximately $75.14M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $27.20M, representing an estimated loss of -63.80% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 54% of the total disclosed TDUP value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Needham Investment Management Llc, Capital World Investors, and several other long-term asset managers with concentrated positions in THREDUP INC - CLASS A (TDUP).
This page ranks the largest institutional TDUP shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
175
Total Reported Value
$734.66M
Largest Holder
Blackrock, Inc.
Largest Position
$75.14M
Insider Transactions (90d)
23
Latest Filing Quarter
Q2 2026
New Institutional Positions
67
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 10,968,644 | $75,135,210 | $27,202,237 | -$47,932,973 | -63.80% | |
| Needham Investment Management Llc | 2.10% | 10,175,000 | $69,698,750 | $25,234,000 | -$44,464,750 | -63.80% | |
| Capital World Investors | 0.01% | 8,939,970 | $61,238,795 | $22,171,126 | -$39,067,669 | -63.80% | |
| Aqr Capital Management Llc | 0.01% | 5,150,020 | $35,277,638 | $12,772,050 | -$22,505,588 | -63.80% | |
| Vanguard Capital Management Llc | 0.00% | 4,477,341 | $30,669,786 | $11,103,806 | -$19,565,980 | -63.80% | |
| Gilder Gagnon Howe & Co Llc | 0.29% | 4,147,133 | $28,407,861 | $10,284,890 | -$18,122,971 | -63.80% | |
| Divisadero Street Capital Management, Lp | 0.58% | 3,628,206 | $24,853,211 | $8,997,951 | -$15,855,260 | -63.80% | |
| Marshall Wace, Llp | 0.02% | 3,511,732 | $24,055,368 | $8,709,095 | -$15,346,273 | -63.80% | |
| Arrowstreet Capital, Limited Partnership | 0.01% | 3,355,413 | $22,984,579 | $8,321,424 | -$14,663,155 | -63.80% | |
| State Street Corp | 0.00% | 3,220,371 | $22,059,541 | $7,986,520 | -$14,073,021 | -63.80% | |
| Goldman Sachs Group Inc | 0.00% | 3,058,071 | $20,947,786 | $7,584,016 | -$13,363,770 | -63.80% | |
| Geode Capital Management, Llc | 0.00% | 2,686,241 | $18,403,926 | $6,661,878 | -$11,742,048 | -63.80% | |
| Vanguard Portfolio Management Llc | 0.00% | 2,274,685 | $15,581,592 | $5,641,219 | -$9,940,373 | -63.80% | |
| Two Sigma Investments, Lp | 0.01% | 2,273,563 | $15,573,907 | $5,638,436 | -$9,935,471 | -63.80% | |
| Blair William & Co/Il | 0.04% | 2,195,729 | $15,040,744 | $5,445,408 | -$9,595,336 | -63.80% | |
| Fmr Llc | 0.00% | 2,126,272 | $14,564,960 | $5,273,155 | -$9,291,805 | -63.80% | |
| Ci Investments Inc. | 0.04% | 2,029,000 | $13,898,650 | $5,031,920 | -$8,866,730 | -63.80% | |
| Nuveen, Llc | 0.00% | 1,865,079 | $12,775,791 | $4,625,396 | -$8,150,395 | -63.80% | |
| D. E. Shaw & Co., Inc. | 0.01% | 1,806,511 | $12,374,600 | $4,480,147 | -$7,894,453 | -63.80% | |
| Acadian Asset Management Llc | 0.01% | 1,727,119 | $11,823,000 | $4,283,255 | -$7,539,745 | -63.77% | |
| Woodson Capital Management, Lp | 1.79% | 1,558,806 | $10,677,821 | $3,865,839 | -$6,811,982 | -63.80% | |
| Readystate Asset Management Lp | 0.42% | 1,508,736 | $10,334,842 | $3,741,665 | -$6,593,177 | -63.80% | |
| Bloombergsen Inc. | 1.04% | 1,351,246 | $9,256,035 | $3,351,090 | -$5,904,945 | -63.80% | |
| Gmt Capital Corp | 0.46% | 1,286,200 | $8,810,470 | $3,189,776 | -$5,620,694 | -63.80% | |
| Fil Ltd | 0.01% | 1,250,000 | $8,562,500 | $3,100,000 | -$5,462,500 | -63.80% | |
| Zweig-Dimenna Associates Llc | 0.72% | 1,154,000 | $7,904,900 | $2,861,920 | -$5,042,980 | -63.80% | |
| Archon Capital Management Llc | 2.86% | 1,028,125 | $7,042,656 | $2,549,750 | -$4,492,906 | -63.80% | |
| Northern Trust Corp | 0.00% | 975,431 | $6,681,703 | $2,419,069 | -$4,262,634 | -63.80% | |
| Millennium Management Llc | 0.00% | 935,899 | $6,410,908 | $2,321,030 | -$4,089,878 | -63.80% | |
| Tudor Investment Corp Et Al | 0.03% | 885,805 | $6,067,764 | $2,196,796 | -$3,870,968 | -63.80% | |
| Charles Schwab Investment Management Inc | 0.00% | 884,302 | $6,057,469 | $2,193,069 | -$3,864,400 | -63.80% | |
| Tocqueville Asset Management L.P. | 0.08% | 880,000 | $6,028,000 | $2,182,400 | -$3,845,600 | -63.80% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 838,400 | $5,743,040 | $2,079,232 | -$3,663,808 | -63.80% |
| Onex Canada Asset Management Inc. | 0.83% | 784,231 | $5,371,982 | $1,944,893 | -$3,427,089 | -63.80% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | 781,868 | $5,355,796 | $1,939,033 | -$3,416,763 | -63.80% | |
| Qube Research & Technologies Ltd | 0.01% | 763,188 | $5,227,838 | $1,892,706 | -$3,335,132 | -63.80% | |
| Vanguard Fiduciary Trust Co | 0.00% | 732,664 | $5,018,748 | $1,817,007 | -$3,201,741 | -63.80% | |
| Ubs Group Ag | 0.00% | 692,714 | $4,745,091 | $1,717,931 | -$3,027,160 | -63.80% | |
| Panagora Asset Management Inc | 0.01% | 660,980 | $4,527,713 | $1,639,230 | -$2,888,483 | -63.80% | |
| Landscape Capital Management, L.L.C. | 0.22% | 493,883 | $3,383,098 | $1,224,830 | -$2,158,268 | -63.80% | |
| Squarepoint Ops Llc | 0.01% | 452,320 | $3,098,392 | $1,121,754 | -$1,976,638 | -63.80% | |
| Ieq Capital, Llc | 0.01% | 389,838 | $2,670,390 | $966,798 | -$1,703,592 | -63.80% | |
| Trexquant Investment Lp | 0.02% | 386,422 | $2,646,991 | $958,327 | -$1,688,664 | -63.80% | |
| Man Group Plc | 0.00% | 343,759 | $2,354,749 | $852,522 | -$1,502,227 | -63.80% | |
| Bank Of New York Mellon Corp | 0.00% | 321,790 | $2,204,263 | $798,039 | -$1,406,224 | -63.80% | |
| Point72 Asset Management, L.P. | 0.00% | 310,720 | $2,128,432 | $770,586 | -$1,357,846 | -63.80% | |
| Canada Pension Plan Investment Board | 0.00% | 246,300 | $1,687,155 | $610,824 | -$1,076,331 | -63.80% | |
| Mariner, Llc | 0.00% | 244,113 | $1,672,367 | $605,400 | -$1,066,967 | -63.80% | |
| Citadel Advisors Llc | 0.00% | 203,351 | $1,392,955 | $504,310 | -$888,645 | -63.80% | |
| Swiss National Bank | 0.00% | 202,800 | $1,389,180 | $502,944 | -$886,236 | -63.80% |
Frequently asked questions about TDUP
Who owns the most TDUP stock?
The largest holders of TDUP are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for THREDUP INC - CLASS A (TDUP).
Is TDUP widely held by superinvestors?
Many widely followed stocks like TDUP appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly TDUP is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.