Security Snapshot

ThredUp Inc. - Class A Common Stock, $0.0001 par value per share (TDUP) Institutional Ownership

CUSIP: 88556E102

13F Institutional Holders and Ownership History from Q1 2021 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

166

Shares (Excl. Options)

101,799,750

Price

$3.28

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Type / Class
Equity / Class A Common Stock, $0.0001 par value per share
Symbol
TDUP on Nasdaq
Shares outstanding
106,609,195
Price per share
$4.19
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
101,799,750
Total reported value
$333,935,501
% of total 13F portfolios
0%
Share change
+7,834,386
Value change
+$1,625,821
Number of holders
166
Price from insider filings
$4.19
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • TDUP - ThredUp Inc. - Class A Common Stock, $0.0001 par value per share is tracked under CUSIP 88556E102.
  • 166 institutions reported positions in Q1 2026.
  • 9 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 187 to 166 between Q4 2025 and Q1 2026.
  • Reported value moved from $605,252,100 to $333,935,501.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 166 institutions filings for Q1 2026.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 88556E102?
CUSIP 88556E102 identifies TDUP - ThredUp Inc. - Class A Common Stock, $0.0001 par value per share in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q1 2026 holders report and the ownership history table below.

Significant Owners of ThredUp Inc. - Class A Common Stock, $0.0001 par value per share (TDUP) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
NEEDHAM INVESTMENT MANAGEMENT LLC 8.7% +43% $30,422,000 +$11,152,000 9,275,000 +58% Needham Investment Management L.L.C. 31 Mar 2026
Capital World Investors 8.4% -11% $55,641,564 8,707,600 0% Capital World Investors 31 Dec 2025
Highland Capital Partners VIII Limited Partnership 7.3% $52,106,175 8,154,331 Daniel Nova 31 Dec 2025
Highland Management Partners VIII Limited Partnership 8.6% $33,009,308 8,011,968 Daniel Nova 31 Dec 2024
BlackRock, Inc. 7.3% $48,864,969 7,647,100 BlackRock, Inc. 31 Dec 2025
Reinhart James G. 6.9% -12% $70,406,214 -$3,927,949 7,450,393 -5.3% James G. Reinhart 30 Sep 2025
Trinity TVL X, LLC 3.3% $12,388,350 3,006,881 Patricia Nakache 31 Dec 2024
GOLDMAN SACHS ASSET MANAGEMENT, L.P. 1.3% $4,662,035 1,131,562 Goldman Sachs Asset Management, L.P. 31 Dec 2024
AMERIPRISE FINANCIAL INC 0.1% -93% $622,292 -$31,889,511 92,603 -98% Ameriprise Financial, Inc. 30 Jun 2025

As of 31 Mar 2026, 166 institutional investors reported holding 101,799,750 shares of ThredUp Inc. - Class A Common Stock, $0.0001 par value per share (TDUP). This represents 95% of the company’s total 106,609,195 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of ThredUp Inc. - Class A Common Stock, $0.0001 par value per share (TDUP) together control 73% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
NEEDHAM INVESTMENT MANAGEMENT LLC 8.7% 9,275,000 +53% 1.6% $30,422,000
Capital World Investors 8.2% 8,707,600 0% 0% $28,560,928
BlackRock, Inc. 7.7% 8,247,367 -0.79% 0% $27,051,364
MARSHALL WACE, LLP 4.6% 4,896,633 +1.5% 0.02% $16,060,956
VANGUARD CAPITAL MANAGEMENT LLC 4.1% 4,363,211 0% 0% $14,311,332
STATE STREET CORP 2.9% 3,093,964 +7.2% 0% $10,148,202
FMR LLC 2.9% 3,063,004 -2.9% 0% $10,046,652
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 2.8% 2,965,484 +19% 0.01% $9,726,788
ACADIAN ASSET MANAGEMENT LLC 2.8% 2,962,744 +33% 0.01% $9,708,000
Qube Research & Technologies Ltd 2.6% 2,735,898 +76% 0.01% $8,973,745
VANGUARD PORTFOLIO MANAGEMENT LLC 2.3% 2,450,696 0% 0% $8,038,283
GILDER GAGNON HOWE & CO LLC 2.2% 2,375,124 +16% 0.09% $7,790,407
GEODE CAPITAL MANAGEMENT, LLC 2.2% 2,355,071 -2.5% 0% $7,726,029
TWO SIGMA INVESTMENTS, LP 2.1% 2,223,507 +146% 0.01% $7,293,103
GOLDMAN SACHS GROUP INC 2% 2,084,861 +37% 0% $6,838,344
BLAIR WILLIAM & CO/IL 2% 2,082,554 +38% 0.02% $6,830,777
CI INVESTMENTS INC. 1.7% 1,810,000 0.03% $5,936,800
Woodson Capital Management, LP 1.6% 1,695,000 -5.8% 0.9% $5,559,600
MILLENNIUM MANAGEMENT LLC 1.6% 1,683,483 -13% 0% $5,521,824
Squarepoint Ops LLC 1.5% 1,650,090 +181% 0.01% $5,412,295
Zweig-DiMenna Associates LLC 1.4% 1,454,500 +170% 0.67% $4,770,760
RENAISSANCE TECHNOLOGIES LLC 1.3% 1,411,553 -38% 0.01% $4,629,894
UBS Group AG 1.3% 1,372,117 +270% 0% $4,500,544
BloombergSen Inc. 1.3% 1,351,246 +6% 0.5% $4,432,087
Trexquant Investment LP 1.2% 1,318,200 +33% 0.03% $4,323,696

Institutional Holders of ThredUp Inc. - Class A Common Stock, $0.0001 par value per share (TDUP) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 101,799,750 $333,935,501 +$1,625,821 $3.28 166
2025 Q4 94,707,396 $605,252,100 +$30,245,705 $6.39 187
2025 Q3 89,436,825 $845,100,714 +$139,684,992 $9.45 174
2025 Q2 74,749,537 $559,866,825 +$123,669,616 $7.49 159
2025 Q1 58,138,299 $140,112,187 +$14,679,997 $2.41 114
2024 Q4 52,084,773 $72,397,356 -$2,860,799 $1.39 91
2024 Q3 54,581,278 $45,956,356 -$10,038,731 $0.84 90
2024 Q2 59,429,655 $101,004,607 -$5,475,621 $1.70 99
2024 Q1 62,364,637 $124,727,860 -$257,314 $2.00 98
2023 Q4 62,434,437 $140,478,788 -$9,635,762 $2.25 105
2023 Q3 63,944,240 $256,414,768 +$14,529,551 $4.01 106
2023 Q2 61,347,218 $149,683,626 +$4,899,521 $2.44 89
2023 Q1 59,753,402 $151,175,112 +$7,546,980 $2.53 88
2022 Q4 59,740,783 $78,262,444 +$1,424,845 $1.31 78
2022 Q3 57,870,996 $106,474,158 -$12,028,291 $1.84 100
2022 Q2 59,343,397 $148,360,188 -$7,766,462 $2.50 105
2022 Q1 63,023,471 $485,287,000 +$23,567,032 $7.70 95
2021 Q4 57,604,572 $735,040,000 +$219,355,454 $12.76 97
2021 Q3 39,329,877 $853,089,000 +$274,541,754 $21.69 73
2021 Q2 26,524,576 $765,015,441 +$166,622,646 $29.08 62
2021 Q1 21,413,730 $489,270,000 +$489,270,002 $23.33 53
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