THREDUP INC - CLASS A (TDUP) Top 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 March 31, 2026. The institutional investors covered on this page collectively reported approximately $300.01M in TDUP holdings during the latest filing period.
Needham Investment Management Llc is currently the largest disclosed institutional shareholder of TDUP tracked by InsiderSet, reporting ownership valued at approximately $30.42M in its March 31, 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 $49.44M, representing an estimated gain of +62.50% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 52% of the total disclosed TDUP value among the investors covered in this analysis. Major shareholders include Needham Investment Management Llc, Capital World Investors, Blackrock, Inc., 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
165
Total Reported Value
$300.01M
Largest Holder
Needham Investment Management Llc
Largest Position
$30.42M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
185
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Needham Investment Management Llc | 1.56% | 9,275,000 | $30,422,000 | $49,435,750 | +$19,013,750 | +62.50% | |
| Capital World Investors | 0.00% | 8,707,600 | $28,560,928 | $46,411,508 | +$17,850,580 | +62.50% | |
| Blackrock, Inc. | 0.00% | 8,247,367 | $27,051,364 | $43,958,466 | +$16,907,102 | +62.50% | |
| Marshall Wace, Llp | 0.02% | 4,896,633 | $16,060,956 | $26,099,054 | +$10,038,098 | +62.50% | |
| State Street Corp | 0.00% | 3,093,964 | $10,148,202 | $16,490,828 | +$6,342,626 | +62.50% | |
| Fmr Llc | 0.00% | 3,063,004 | $10,046,652 | $16,325,811 | +$6,279,159 | +62.50% | |
| Arrowstreet Capital, Limited Partnership | 0.01% | 2,965,484 | $9,726,788 | $15,806,030 | +$6,079,242 | +62.50% | |
| Qube Research & Technologies Ltd | 0.01% | 2,735,898 | $8,973,745 | $14,582,336 | +$5,608,591 | +62.50% | |
| Gilder Gagnon Howe & Co Llc | 0.09% | 2,375,124 | $7,790,407 | $12,659,411 | +$4,869,004 | +62.50% | |
| Geode Capital Management, Llc | 0.00% | 2,355,071 | $7,726,029 | $12,552,528 | +$4,826,499 | +62.47% | |
| Two Sigma Investments, Lp | 0.01% | 2,223,507 | $7,293,103 | $11,851,292 | +$4,558,189 | +62.50% | |
| Goldman Sachs Group Inc | 0.00% | 2,084,861 | $6,838,344 | $11,112,309 | +$4,273,965 | +62.50% | |
| Blair William & Co/Il | 0.02% | 2,082,554 | $6,830,777 | $11,100,013 | +$4,269,236 | +62.50% | |
| Ci Investments Inc. | 0.03% | 1,810,000 | $5,936,800 | $9,647,300 | +$3,710,500 | +62.50% | |
| Woodson Capital Management, Lp | 0.90% | 1,695,000 | $5,559,600 | $9,034,350 | +$3,474,750 | +62.50% | |
| Millennium Management Llc | 0.00% | 1,683,483 | $5,521,824 | $8,972,964 | +$3,451,140 | +62.50% | |
| Squarepoint Ops Llc | 0.01% | 1,650,090 | $5,412,295 | $8,794,980 | +$3,382,685 | +62.50% | |
| Zweig-Dimenna Associates Llc | 0.67% | 1,454,500 | $4,770,760 | $7,752,485 | +$2,981,725 | +62.50% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 1,411,553 | $4,629,894 | $7,523,577 | +$2,893,683 | +62.50% |
| Ubs Group Ag | 0.00% | 1,372,117 | $4,500,544 | $7,313,384 | +$2,812,840 | +62.50% | |
| Bloombergsen Inc. | 0.50% | 1,351,246 | $4,432,087 | $7,202,141 | +$2,770,054 | +62.50% | |
| Trexquant Investment Lp | 0.03% | 1,318,200 | $4,323,696 | $7,026,006 | +$2,702,310 | +62.50% | |
| Nuveen, Llc | 0.00% | 1,298,247 | $4,258,251 | $6,919,657 | +$2,661,406 | +62.50% | |
| Archon Capital Management Llc | 2.29% | 1,238,125 | $4,061,050 | $6,599,206 | +$2,538,156 | +62.50% | |
| Federated Hermes, Inc. | 0.01% | 1,111,947 | $3,647,187 | $5,926,678 | +$2,279,491 | +62.50% | |
| Aqr Capital Management Llc | 0.00% | 1,087,909 | $3,568,340 | $5,798,555 | +$2,230,215 | +62.50% | |
| Fil Ltd | 0.00% | 1,000,000 | $3,280,000 | $5,330,000 | +$2,050,000 | +62.50% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | 995,473 | $3,265,151 | $5,305,871 | +$2,040,720 | +62.50% | |
| Divisadero Street Capital Management, Lp | 0.15% | 993,949 | $3,260,153 | $5,297,748 | +$2,037,595 | +62.50% | |
| Citadel Advisors Llc | 0.00% | 963,215 | $3,159,345 | $5,133,936 | +$1,974,591 | +62.50% | |
| Tudor Investment Corp Et Al | 0.02% | 952,086 | $3,122,842 | $5,074,618 | +$1,951,776 | +62.50% | |
| Tocqueville Asset Management L.P. | 0.04% | 880,000 | $2,886,400 | $4,690,400 | +$1,804,000 | +62.50% | |
| Northern Trust Corp | 0.00% | 878,830 | $2,882,562 | $4,684,164 | +$1,801,602 | +62.50% | |
| Onex Canada Asset Management Inc. | 0.47% | 862,482 | $2,833,103 | $4,597,029 | +$1,763,926 | +62.26% | |
| Charles Schwab Investment Management Inc | 0.00% | 800,021 | $2,624,069 | $4,264,112 | +$1,640,043 | +62.50% | |
| Gmt Capital Corp | 0.11% | 701,600 | $2,301,248 | $3,739,528 | +$1,438,280 | +62.50% | |
| Morgan Stanley | 0.00% | 658,973 | $2,161,433 | $3,512,326 | +$1,350,893 | +62.50% | |
| Panagora Asset Management Inc | 0.01% | 644,197 | $2,112,966 | $3,433,570 | +$1,320,604 | +62.50% | |
| Readystate Asset Management Lp | 0.10% | 507,254 | $1,663,793 | $2,703,664 | +$1,039,871 | +62.50% | |
| Point72 Asset Management, L.P. | 0.00% | 452,055 | $1,482,740 | $2,409,453 | +$926,713 | +62.50% | |
| Xtx Topco Ltd | 0.03% | 438,467 | $1,438,172 | $2,337,029 | +$898,857 | +62.50% | |
| Empowered Funds, Llc | 0.01% | 408,023 | $1,338,315 | $2,174,763 | +$836,448 | +62.50% | |
| Canada Pension Plan Investment Board | 0.00% | 379,700 | $1,245,416 | $2,023,801 | +$778,385 | +62.50% | |
| Bank Of America Corp | 0.00% | 345,353 | $1,132,758 | $1,840,731 | +$707,973 | +62.50% | |
| Bnp Paribas Financial Markets | 0.00% | 312,922 | $1,026,384 | $1,667,874 | +$641,490 | +62.50% | |
| Bank Of New York Mellon Corp | 0.00% | 302,603 | $992,539 | $1,612,874 | +$620,335 | +62.50% | |
| Los Angeles Capital Management Llc | 0.00% | 294,183 | $964,920 | $1,567,995 | +$603,075 | +62.50% | |
| Dynamic Technology Lab Private Ltd | 0.13% | 248,892 | $816,366 | $1,326,594 | +$510,228 | +62.50% | |
| Man Group Plc | 0.00% | 236,387 | $775,349 | $1,259,943 | +$484,594 | +62.50% | |
| Engineers Gate Manager Lp | 0.01% | 216,044 | $708,624 | $1,151,515 | +$442,891 | +62.50% |
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.