undamentalytics Newsletter

Thredup Inc.: which funds bought and sold

Institutions that bought and sold Thredup shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.

Between March 31, 2026 and June 30, 2026, 110 institutions that filed 13F reports for both quarters added to or opened positions in Thredup, and 70 cut or closed them. Together they added a net 5.4M shares, +5.3% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 2.4M shares (−5.5%); index fund managers were net buyers of 3.3M shares (+14.5%). 30 opened a new position and 24 sold out entirely.

Bought, Q2 2026 110 institutions, 30 of them new holders Sold, Q2 2026 70 institutions, 24 of them sold out
Net change, all compared +5.4M shares (+5.3%)
Net change, active managers −2.4M shares (−5.5%), 18 bought, 18 sold

Buyers versus sellers

institutions compared, 201
Active managers and hedge funds 18 bought · 18 sold · −2.4M
Index fund managers 9 bought · 2 sold · +3.3M
Other institutions 83 bought · 50 sold · +4.5M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
AQR Capital Management LLC Hedge fund +4.1M +373.4% 5.2M $35.3M
Blackrock, Inc. Index funds +2.7M +33.0% 11.0M $75.1M
Divisadero Street Capital Management, LP +2.6M +265.0% 3.6M $24.9M
Gilder Gagnon Howe & Co LLC Active manager +1.8M +74.6% 4.1M $28.4M
D. E. Shaw & Co., Inc. Hedge fund +1.7M +2359.0% 1.8M $12.4M
Readystate Asset Management LP +1.0M +197.4% 1.5M $10.3M
Goldman Sachs Group Inc +973K +46.7% 3.1M $20.9M
Needham Investment Management LLC +900K +9.7% 10.2M $69.7M
Gmt Capital Corp +585K +83.3% 1.3M $8.8M
Nuveen, LLC +567K +43.7% 1.9M $12.8M
Landscape Capital Management, L.L.C. +454K +1128.0% 494K $3.4M
Arrowstreet Capital, Limited Partnership Hedge fund +390K +13.1% 3.4M $23M
Geode Capital Management, LLC Index funds +331K +14.1% 2.7M $18.4M
Ieq Capital, LLC +318K +443.9% 390K $2.7M
Fil Ltd Active manager +250K +25.0% 1.3M $8.6M
Capital World Investors Active manager +232K +2.7% 8.9M $61.2M
CI Investments Inc. +219K +12.1% 2.0M $13.9M
Mariner, LLC +218K +820.1% 244K $1.7M
Cerity Partners LLC +159K +449.1% 195K $1.3M
State Street Corp Index funds +126K +4.1% 3.2M $22.1M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Qube Research & Technologies Ltd Hedge fund −2.0M −72.1% 763K $5.2M
Marshall Wace, LLP Hedge fund −1.4M −28.3% 3.5M $24.1M
Acadian Asset Management LLC Active manager −1.2M −41.7% 1.7M $11.8M
Squarepoint Ops LLC Hedge fund −1.2M −72.6% 452K $3.1M
FMR LLC Active manager −937K −30.6% 2.1M $14.6M
Trexquant Investment LP Hedge fund −932K −70.7% 386K $2.6M
Federated Hermes, Inc. Active manager −916K −82.4% 196K $1.3M
Citadel Advisors LLC Hedge fund −760K −78.9% 203K $1.4M
Millennium Management LLC Hedge fund −748K −44.4% 936K $6.4M
UBS Group AG −679K −49.5% 693K $4.7M
Renaissance Technologies LLC Hedge fund −573K −40.6% 838K $5.7M
Morgan Stanley −480K −72.9% 178K $1.2M
Xtx Topco Ltd −375K −85.5% 64K $436,633
Empowered Funds, LLC −355K −87.0% 53K $362,790
Zweig-Dimenna Associates LLC −301K −20.7% 1.2M $7.9M
BNP Paribas Financial Markets −295K −94.4% 18K $120,697
Los Angeles Capital Management LLC Active manager −294K −100.0% 90 $617
Dynamic Technology Lab Private Ltd −249K Sold out 0 —
Engineers Gate Manager LP Hedge fund −216K Sold out 0 —
Connor, Clark & Lunn Investment Management Ltd. −214K −21.5% 782K $5.4M

New positions

largest by value
InstitutionSharesValue June 30, 2026
Algert Global LLCHedge fund 90K $618,486
Polen Capital Management LLCActive manager 75K $515,743
Boothbay Fund Management, LLCHedge fund 70K $477,048
Aquatic Capital Management LLC 64K $435,509
Levin Capital Strategies, L.P.Active manager 50K $342,500
Winton Group LtdHedge fund 47K $320,196
HSBC Holdings PLC 45K $307,057
Quantbot Technologies LPHedge fund 40K $276,336
Brighton Jones LLC 37K $251,539
Merit Financial Group, LLC 33K $225,139

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Dynamic Technology Lab Private Ltd 249K $816,366
Engineers Gate Manager LPHedge fund 216K $708,624
Gsa Capital Partners LLP 201K $658,000
Jane Street Group, LLC 180K $591,420
Jump Financial, LLC 85K $277,429
Cetera Investment Advisers 67K $218,697
Round Rock Advisors LLC 60K $195,163
Axq Capital, LP 57K $188,574
Allegheny Financial Group 47K $154,117
Centiva Capital, LPHedge fund 25K $81,606

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
180
Ten largest holders
53.4%
of 13F-reported shares
Index fund managers
24.5%
of 13F-reported shares
Active managers and hedge funds
38.8%
of 13F-reported shares
Buying and selling by type of institution, March 31, 2026 to June 30, 2026
TypeBoughtSoldNewSold outNet change in sharesNet %
Active managers and hedge funds 18 18 6 3 −2.4M −5.5%
Index fund managers 9 2 0 0 +3.3M +14.5%
Other institutions 83 50 24 21 +4.5M +12.9%

Active managers and hedge funds: a list we maintain of about 400 well-known stock-picking firms and hedge funds, matched by SEC registration number (CIK) and checked against the filer names each quarter. Index fund managers: the large index houses, such as BlackRock, Vanguard, State Street, Geode and Northern Trust. Every other filer (banks, brokers, wealth managers, pension funds, insurers and firms not on the list) counts as another institution. A firm that files under several SEC registrations appears once for each.

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