undamentalytics Newsletter

Coreweave, Inc.: which funds bought and sold

Institutions that bought and sold Coreweave 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, 672 institutions that filed 13F reports for both quarters added to or opened positions in Coreweave, and 253 cut or closed them. Together they added a net 78.5M shares, +25.6% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 1.9M shares (+1.9%); index fund managers were net buyers of 31.7M shares (+72.2%). 265 opened a new position and 86 sold out entirely.

Bought, Q2 2026 672 institutions, 265 of them new holders Sold, Q2 2026 253 institutions, 86 of them sold out
Net change, all compared +78.5M shares (+25.6%)
Net change, active managers +1.9M shares (+1.9%), 49 bought, 26 sold

Buyers versus sellers

institutions compared, 1,026
Active managers and hedge funds 49 bought · 26 sold · +1.9M
Index fund managers 12 bought · 0 sold · +31.7M
Other institutions 611 bought · 227 sold · +44.8M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Blackrock, Inc. Index funds +14.7M +157.0% 24.1M $2.4B
Invesco Ltd. +11.4M +1149.5% 12.4M $1.2B
Jane Street Group, LLC +5.0M +56.8% 13.9M $1.4B
Vanguard Portfolio Management LLC Index funds +4.4M +34.3% 17.1M $1.7B
State Street Corp Index funds +4.1M +139.7% 7.1M $703M
Alyeska Investment Group, L.P. Hedge fund +3.9M +55.7% 10.9M $1.1B
Barclays PLC +3.4M +323.3% 4.5M $445M
Vanguard Capital Management LLC Index funds +3.4M +26.9% 15.8M $1.6B
Two Sigma Investments, LP Hedge fund +3.3M +2919.9% 3.4M $342M
Geode Capital Management, LLC Index funds +2.8M +91.8% 5.9M $586M
Jennison Associates LLC Active manager +2.8M +227.3% 4.0M $400M
Bank Of America Corp +2.6M +46.4% 8.3M $823M
Value Aligned Research Advisors, LLC +2.6M +31.5% 10.9M $1.1B
American Century Companies Inc Active manager +1.7M +33664.6% 1.7M $171M
AGF Management Ltd +1.6M New position 1.6M $161M
Altimeter Capital Management, LP Hedge fund +1.6M +35.0% 6.1M $605M
Jpmorgan Chase & Co +1.5M +692.8% 1.7M $167M
Neuberger Berman Group LLC Active manager +1.5M +40831.1% 1.5M $145M
Atreides Management, LP Hedge fund +1.3M +162.2% 2.1M $212M
Appaloosa LP Hedge fund +1.1M New position 1.1M $107M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Magnetar Financial LLC Hedge fund −16.5M −24.1% 52.1M $5.2B
Amundi −1.8M −56.2% 1.4M $143M
Viking Global Investors LP Hedge fund −1.4M Sold out 0 —
Susquehanna International Group, LLP −1.3M −91.0% 131K $13M
Citadel Advisors LLC Hedge fund −1.2M −94.0% 79K $7.8M
Millennium Management LLC Hedge fund −927K −99.6% 3,673 $365,610
Clear Street Group Inc. −863K −23.3% 2.8M $283M
MKP Capital Management, L.L.C. Hedge fund −580K Sold out 0 —
SG Americas Securities, LLC −552K −62.9% 325K $32.3M
D. E. Shaw & Co., Inc. Hedge fund −494K −86.9% 75K $7.4M
Anther Capital Ltd −401K Sold out 0 —
Citigroup Inc −375K −12.9% 2.5M $252M
Bridgewater Associates, LP Hedge fund −364K Sold out 0 —
Imc-Chicago, LLC −282K Sold out 0 —
Panview Capital Ltd −282K −31.5% 614K $61.2M
Meridiem Capital Partners LP −250K Sold out 0 —
Ardmore Road Asset Management LP −178K −50.6% 173K $17.3M
Parallax Volatility Advisers, L.P. −165K −100.0% 6 $597
Infinitum Asset Management, LLC −150K Sold out 0 —
Soros Fund Management LLC Hedge fund −139K −31.7% 300K $29.9M

New positions

largest by value
InstitutionSharesValue June 30, 2026
AGF Management Ltd 1.6M $161M
Appaloosa LPHedge fund 1.1M $107M
Sivia Capital Partners, LLC 640K $63.7M
D1 Capital Partners L.P.Hedge fund 628K $62.6M
Nuveen, LLC 568K $56.5M
1832 Asset Management L.P. 531K $52.8M
Mizuho Markets Cayman LP 448K $44.6M
Proshare Advisors LLCIndex funds 417K $41.5M
Covalis Capital LLP 410K $40.8M
Neos Investment Management LLC 260K $25.8M

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Viking Global Investors LPHedge fund 1.4M $108M
MKP Capital Management, L.L.C.Hedge fund 580K $44.9M
Anther Capital Ltd 401K $31M
Bridgewater Associates, LPHedge fund 364K $28.2M
Imc-Chicago, LLC 282K $21.9M
Meridiem Capital Partners LP 250K $19.3M
Infinitum Asset Management, LLC 150K $11.6M
Second Line Capital, LLC 66K $7.4M
HBK Investments L PHedge fund 94K $7.3M
Capital Fund Management S.A.Hedge fund 90K $7M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
960
Ten largest holders
55.8%
of 13F-reported shares
Index fund managers
19.0%
of 13F-reported shares
Active managers and hedge funds
27.0%
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 49 26 14 10 +1.9M +1.9%
Index fund managers 12 0 1 0 +31.7M +72.2%
Other institutions 611 227 250 76 +44.8M +28.5%

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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