undamentalytics Newsletter

Comstock Inc.: which funds bought and sold

Institutions that bought and sold Comstock 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, 65 institutions that filed 13F reports for both quarters added to or opened positions in Comstock, and 43 cut or closed them. Together they added a net 8.5M shares, +23.7% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 844K shares (−15.0%); index fund managers were net buyers of 7.4M shares (+143.4%). 35 opened a new position and 21 sold out entirely.

Bought, Q2 2026 65 institutions, 35 of them new holders Sold, Q2 2026 43 institutions, 21 of them sold out
Net change, all compared +8.5M shares (+23.7%)
Net change, active managers −844K shares (−15.0%), 10 bought, 12 sold

Buyers versus sellers

institutions compared, 126
Active managers and hedge funds 10 bought · 12 sold · −844K
Index fund managers 9 bought · 0 sold · +7.4M
Other institutions 46 bought · 31 sold · +2.0M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Blackrock, Inc. Index funds +3.8M +951.6% 4.2M $17.6M
Northern Right Capital Management, L.P. +2.2M New position 2.2M $9.3M
Centerbook Partners LP Hedge fund +2.2M New position 2.2M $9M
Geode Capital Management, LLC Index funds +1.1M +132.1% 1.9M $7.9M
Flax Pond Capital, LLC +1.0M +120.2% 1.9M $6.7M
State Street Corp Index funds +890K +295.6% 1.2M $5M
Gratia Capital, LLC +762K +68.9% 1.9M $7.8M
Vanguard Portfolio Management LLC Index funds +495K New position 495K $2.1M
Raymond James Financial Inc +454K New position 454K $1.9M
Northern Trust Corp Index funds +438K +282.0% 594K $2.5M
Hood River Capital Management LLC +409K +6.5% 6.7M $27.8M
Vanguard Capital Management LLC Index funds +316K +10.7% 3.3M $13.6M
Renaissance Technologies LLC Hedge fund +202K New position 202K $841,497
Bank Of New York Mellon Corp +182K New position 182K $757,507
Two Sigma Investments, LP Hedge fund +173K +733.7% 196K $816,105
Charles Schwab Investment Management Inc Index funds +170K +302.8% 227K $942,502
Xtx Topco Ltd +127K +1213.0% 137K $571,913
Dimensional Fund Advisors LP +114K +22.8% 614K $2.6M
Nuveen, LLC +98K New position 98K $406,220
Rhumbline Advisers Index funds +90K New position 90K $376,399

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Susquehanna International Group, LLP −1.1M −55.5% 897K $3.7M
Millennium Management LLC Hedge fund −901K −97.9% 20K $81,669
Alyeska Investment Group, L.P. Hedge fund −733K Sold out 0 —
Jane Street Group, LLC −685K Sold out 0 —
Mak Capital One LLC −574K −10.0% 5.2M $21.6M
Marshall Wace, LLP Hedge fund −450K Sold out 0 —
Centiva Capital, LP Hedge fund −438K −90.1% 48K $200,774
Citadel Advisors LLC Hedge fund −376K −23.0% 1.3M $5.2M
Apis Capital Advisors, LLC −300K Sold out 0 —
683 Capital Management, LLC Hedge fund −220K Sold out 0 —
Myda Advisors LLC −200K Sold out 0 —
Goldman Sachs Group Inc −191K −92.0% 17K $69,289
Qube Research & Technologies Ltd Hedge fund −186K Sold out 0 —
Black Maple Capital Management LP −162K −49.8% 163K $679,486
Regal Partners Ltd −130K −72.1% 50K $208,653
Covalis Capital LLP −125K Sold out 0 —
Sei Investments Co −123K −7.2% 1.6M $6.6M
Hudson Bay Capital Management LP Hedge fund −122K Sold out 0 —
HRT Financial LP −98K Sold out 0 —
Quadrant Private Wealth Management, LLC −95K Sold out 0 —

New positions

largest by value
InstitutionSharesValue June 30, 2026
Northern Right Capital Management, L.P. 2.2M $9.3M
Centerbook Partners LPHedge fund 2.2M $9M
Vanguard Portfolio Management LLCIndex funds 495K $2.1M
Raymond James Financial Inc 454K $1.9M
Renaissance Technologies LLCHedge fund 202K $841,497
Bank Of New York Mellon Corp 182K $757,507
Nuveen, LLC 98K $406,220
Rhumbline AdvisersIndex funds 90K $376,399
Stoic Point Capital Management LLC 90K $374,175
Fuller & Thaler Asset Management, Inc. 89K $368,971

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Alyeska Investment Group, L.P.Hedge fund 733K $2.2M
Jane Street Group, LLC 685K $2.1M
Marshall Wace, LLPHedge fund 450K $1.4M
Apis Capital Advisors, LLC 300K $915,000
683 Capital Management, LLCHedge fund 220K $671,000
Myda Advisors LLC 200K $610,000
Qube Research & Technologies LtdHedge fund 186K $566,730
Covalis Capital LLP 125K $381,250
Hudson Bay Capital Management LPHedge fund 122K $371,280
HRT Financial LP 98K $299,000

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
106
Ten largest holders
70.1%
of 13F-reported shares
Index fund managers
28.3%
of 13F-reported shares
Active managers and hedge funds
10.8%
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 10 12 5 8 −844K −15.0%
Index fund managers 9 0 2 0 +7.4M +143.4%
Other institutions 46 31 28 13 +2.0M +7.8%

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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