undamentalytics Newsletter

Churchill Capital Corp XI: which funds bought and sold

Institutions that bought and sold Churchill Capital Corp XI 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, 45 institutions that filed 13F reports for both quarters added to or opened positions in Churchill Capital Corp XI, and 37 cut or closed them. Together they added a net 4.6M shares, +16.9% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 2.8M shares (+18.2%); index fund managers were net buyers of 25K shares. 41 opened a new position and 18 sold out entirely.

Bought, Q2 2026 45 institutions, 41 of them new holders Sold, Q2 2026 37 institutions, 18 of them sold out
Net change, all compared +4.6M shares (+16.9%)
Net change, active managers +2.8M shares (+18.2%), 12 bought, 15 sold

Buyers versus sellers

institutions compared, 88
Active managers and hedge funds 12 bought · 15 sold · +2.8M
Index fund managers 1 bought · 0 sold · +25K
Other institutions 32 bought · 22 sold · +1.8M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Citadel Advisors LLC Hedge fund +3.3M New position 3.3M $53.9M
Empyrean Capital Partners, LP Hedge fund +3.1M New position 3.1M $55M
Bluecrest Capital Management Ltd Hedge fund +2.4M New position 2.4M $41.3M
Mmcap International Inc. Spc +950K New position 950K $16.6M
T3 Companies, LLC +948K New position 948K $16.5M
Millennium Management LLC Hedge fund +909K New position 909K $15.9M
Peak6 LLC +779K New position 779K $13.6M
Shay Capital LLC +581K New position 581K $10.1M
Creek Drive Management Group LLC +550K New position 550K $9.6M
Harraden Circle Investments, LLC +479K New position 479K $8.4M
Potrero Capital Research LLC +451K New position 451K $7.9M
LMR Partners LLP Hedge fund +416K New position 416K $7.3M
J. Goldman & Co LP Hedge fund +359K New position 359K $6.3M
Lineage Point Capital LP +249K New position 249K $4.3M
Dld Asset Management, LP +196K +249.0% 275K $4.8M
Jane Street Group, LLC +168K New position 168K $2.9M
UBS Group AG +162K +4290.7% 166K $2.9M
Exchange Traded Concepts, LLC +145K New position 145K $2.5M
K2 Principal Fund, L.P. +140K New position 140K $2.5M
Gabelli & Co Investment Advisers, Inc. +113K New position 113K $2M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Adage Capital Partners Gp, L.L.C. Hedge fund −1.9M −70.9% 786K $13.7M
Exoduspoint Capital Management, LP Hedge fund −1.0M Sold out 0 —
Sculptor Capital LP Hedge fund −805K −40.3% 1.2M $20.9M
Magnetar Financial LLC Hedge fund −781K −28.9% 1.9M $33.5M
Linden Advisors LP Hedge fund −693K −69.3% 307K $5.4M
Hudson Bay Capital Management LP Hedge fund −650K Sold out 0 —
Picton Mahoney Asset Management −650K −86.7% 100K $1.7M
Alberta Investment Management Corp −600K −40.0% 900K $15.7M
Fort Baker Capital Management LP −516K −20.5% 2.0M $35M
Aristeia Capital, L.L.C. Hedge fund −500K Sold out 0 —
Commonwealth Of Pennsylvania Public School Empls Retrmt Sys −500K Sold out 0 —
Shaolin Capital Management LLC −462K −89.8% 52K $915,602
Tenor Capital Management Co., L.P. −450K −60.0% 300K $5.2M
Heights Capital Management, Inc −448K Sold out 0 —
Verition Fund Management LLC Hedge fund −411K −67.3% 200K $3.5M
Governors Lane LP Hedge fund −300K Sold out 0 —
Moore Capital Management, LP Hedge fund −300K −30.0% 700K $12.2M
Periscope Capital Inc. −283K −66.5% 143K $2.5M
Lighthouse Investment Partners, LLC Hedge fund −200K Sold out 0 —
Sona Asset Management (US) LLC Active manager −200K Sold out 0 —

New positions

largest by value
InstitutionSharesValue June 30, 2026
Empyrean Capital Partners, LPHedge fund 3.1M $55M
Citadel Advisors LLCHedge fund 3.3M $53.9M
Bluecrest Capital Management LtdHedge fund 2.4M $41.3M
Mmcap International Inc. Spc 950K $16.6M
T3 Companies, LLC 948K $16.5M
Millennium Management LLCHedge fund 909K $15.9M
Peak6 LLC 779K $13.6M
Shay Capital LLC 581K $10.1M
Creek Drive Management Group LLC 550K $9.6M
Harraden Circle Investments, LLC 479K $8.4M

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Exoduspoint Capital Management, LPHedge fund 1.0M $10.2M
Hudson Bay Capital Management LPHedge fund 650K $6.6M
Aristeia Capital, L.L.C.Hedge fund 500K $5.1M
Commonwealth Of Pennsylvania Public School Empls Retrmt Sys 500K $5.1M
Heights Capital Management, Inc 448K $4.6M
Governors Lane LPHedge fund 300K $3M
Lighthouse Investment Partners, LLCHedge fund 200K $2M
Sona Asset Management (US) LLCActive manager 200K $2M
Berkley W R Corp 168K $1.7M
Ilex Capital Partners (UK) LLP 100K $1M

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
71
Ten largest holders
60.5%
of 13F-reported shares
Index fund managers
0.1%
of 13F-reported shares
Active managers and hedge funds
57.1%
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 12 15 12 7 +2.8M +18.2%
Index fund managers 1 0 1 0 +25K —
Other institutions 32 22 28 11 +1.8M +15.0%

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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