undamentalytics Newsletter

Northwestern Energy Group, Inc.: which funds bought and sold

Institutions that bought and sold Northwestern Energy Group 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, 161 institutions that filed 13F reports for both quarters added to or opened positions in Northwestern Energy Group, and 165 cut or closed them. Together they sold a net 1.7M shares, −2.8% on what they held at the start of the quarter. Active managers and hedge funds on our list were net sellers of 1.4M shares (−7.5%); index fund managers were net buyers of 1.1M shares (+5.0%). 32 opened a new position and 29 sold out entirely.

Bought, Q2 2026 161 institutions, 32 of them new holders Sold, Q2 2026 165 institutions, 29 of them sold out
Net change, all compared −1.7M shares (−2.8%)
Net change, active managers −1.4M shares (−7.5%), 25 bought, 29 sold

Buyers versus sellers

institutions compared, 399
Active managers and hedge funds 25 bought · 29 sold · −1.4M
Index fund managers 10 bought · 1 sold · +1.1M
Other institutions 126 bought · 135 sold · −1.4M

Biggest buyers

by change in shares held
Biggest buyers
Institution Change in shares Shares June 30, 2026 Value
Blackrock, Inc. Index funds +789K +9.5% 9.1M $650M
Schonfeld Strategic Advisors LLC Hedge fund +499K New position 499K $35.7M
Balyasny Asset Management L.P. Hedge fund +375K +41.2% 1.3M $92.1M
Citigroup Inc +285K +38.6% 1.0M $73.3M
Hudson Bay Capital Management LP Hedge fund +278K +44.5% 903K $64.7M
Verition Fund Management LLC Hedge fund +252K +865.9% 281K $20.1M
Alliancebernstein L.P. Active manager +245K +30.0% 1.1M $70M
Polar Asset Management Partners Inc. +102K +485.3% 123K $8.8M
State Street Corp Index funds +96K +4.1% 2.4M $174M
Geode Capital Management, LLC Index funds +95K +5.6% 1.8M $128M
FMR LLC Active manager +92K +12.0% 861K $61.7M
LMR Partners LLP Hedge fund +88K +553.2% 104K $7.4M
Bw Gestao De Investimentos Ltda. +84K New position 84K $6M
Neuberger Berman Group LLC Active manager +83K +6.5% 1.4M $97.3M
Grantham, Mayo, Van Otterloo & Co. LLC Active manager +77K +14.1% 623K $44.6M
Highbridge Capital Management LLC Hedge fund +71K +24.7% 358K $26M
Vanguard Portfolio Management LLC Index funds +59K +1.7% 3.5M $254M
Squarepoint Ops LLC Hedge fund +59K +26.8% 278K $19.9M
Trexquant Investment LP Hedge fund +51K New position 51K $3.7M
Morgan Stanley +49K +6.3% 822K $58.9M

Biggest sellers

by change in shares held
Biggest sellers
Institution Change in shares Shares June 30, 2026 Value
Qube Research & Technologies Ltd Hedge fund −427K −53.8% 367K $26.3M
AQR Capital Management LLC Hedge fund −425K −64.7% 232K $16.7M
Victory Capital Management Inc Active manager −397K −97.6% 9,900 $709,038
Westwood Holdings Group Inc Active manager −352K Sold out 0 —
Caxton Associates LLP Hedge fund −345K −52.5% 312K $22.4M
American Century Companies Inc Active manager −320K −20.5% 1.2M $88.7M
Goldman Sachs Group Inc −300K −22.2% 1.1M $75.3M
UBS Group AG −255K −25.6% 740K $53M
Millennium Management LLC Hedge fund −250K −19.0% 1.1M $76.2M
Deutsche Bank Ag\ −239K −75.3% 78K $5.6M
Jane Street Group, LLC −218K Sold out 0 —
River Road Asset Management, LLC Active manager −209K −20.8% 797K $57.1M
Man Group PLC Hedge fund −189K −47.2% 211K $15.1M
Adage Capital Partners Gp, L.L.C. Hedge fund −149K −54.0% 127K $9.1M
Barclays PLC −119K −80.6% 29K $2.1M
Thrivent Financial For Lutherans −110K −89.0% 14K $978,000
Exoduspoint Capital Management, LP Hedge fund −96K Sold out 0 —
William Blair Investment Management, LLC Active manager −90K −21.1% 336K $24.1M
Nomura Asset Management International Inc. −81K −9.2% 807K $57.8M
Kintayl Capital LP −81K −47.5% 89K $6.4M

New positions

largest by value
InstitutionSharesValue June 30, 2026
Schonfeld Strategic Advisors LLCHedge fund 499K $35.7M
Bw Gestao De Investimentos Ltda. 84K $6M
Trexquant Investment LPHedge fund 51K $3.7M
Amundi 16K $1.1M
Renaissance Technologies LLCHedge fund 15K $1.1M
HRT Financial LP 15K $1.1M
Dark Forest Capital Management LP 13K $958,419
Treasurer Of The State Of North Carolina 11K $807,000
Capstone Investment Advisors, LLCHedge fund 9,443 $676,308
Massar Capital Management, LP 9,082 $650,453

Sold out

largest by value
InstitutionSharesValue March 31, 2026
Westwood Holdings Group IncActive manager 352K $23.2M
Jane Street Group, LLC 218K $14.4M
Exoduspoint Capital Management, LPHedge fund 96K $6.3M
Tudor Investment Corp Et AlHedge fund 64K $4.2M
Point72 Asset Management, L.P.Hedge fund 57K $3.7M
Diametric Capital, LP 19K $1.2M
Odyssean, LLC 11K $734,110
Hightower Advisors, LLC 7,742 $510,533
Van Diest Capital, LLC 7,330 $483,384
Exit Wealth Advisors, Llc. 7,325 $483,011

Who holds the shares

13F holdings at June 30, 2026
Institutions reporting
374
Ten largest holders
44.5%
of 13F-reported shares
Index fund managers
38.0%
of 13F-reported shares
Active managers and hedge funds
28.3%
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 25 29 5 5 −1.4M −7.5%
Index fund managers 10 1 0 0 +1.1M +5.0%
Other institutions 126 135 27 24 −1.4M −6.7%

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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