Who owns NorthWestern Corporation?

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Analyze quarterly positions in NorthWestern Corporation with up to 7 years of data, all consolidated into one spreadsheet

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Top investors of NorthWestern Corporation stock

Who bought or sold NorthWestern Corporation this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of Actions
BlackRock 8.3M $546M -4% Mar 2026
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Vanguard Group 6.7M $430M 0% Dec 2025
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Vanguard Portfolio Management 3.5M $230M 100% Mar 2026
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Vanguard Capital Management 2.8M $184M 100% Mar 2026
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State Street Corporation 2.6M $170M 1% Dec 2025
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American Century Companies 2.0M $132M -31% Dec 2025
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Geode Capital Management 1.7M $112M 4% Mar 2026
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Franklin Resources 1.6M $107M 13% Mar 2026
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Goldman Sachs Group 1.4M $89M 106% Mar 2026
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Millennium Management 1.3M $87M 43% Mar 2026
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Neuberger Berman Group 1.3M $81M -1% Dec 2025
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Systematic Financial Management 1.1M $75M -2% Mar 2026
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FMR 1.1M $73M 0% Dec 2025
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CNH Partners 1.1M $71M 78% Mar 2026
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Dimensional Fund Advisors 1.0M $68M 1% Mar 2026
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River Road Asset Management 1.0M $66M -20% Mar 2026
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UBS Group 995k $66M 41% Mar 2026
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Balyasny Asset Management 911k $60M -9% Mar 2026
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Nomura Asset Management International 888k $59M 100% Mar 2026
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Alliancebernstein 816k $53M 5% Mar 2026
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Adage Capital Partners GP 813k $52M 100% Dec 2025
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Charles Schwab Investment Management 807k $52M -4% Dec 2025
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Bank of America Corporation 804k $53M 100% Mar 2026
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Morgan Stanley 773k $51M -9% Mar 2026
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Northern Trust 764k $49M -6% Dec 2025
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Bank of New York Mellon 755k $50M -3% Mar 2026
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Citigroup 739k $49M 100% Mar 2026
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AQR Capital Management 658k $43M -15% Mar 2026
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First Trust Advisors 630k $42M -3% Mar 2026
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Hudson Bay Capital Management 625k $41M 25% Mar 2026
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Jennifer Ranahan 580k $38M -2% Mar 2026
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Massachusetts Financial Services 569k $37M -12% Dec 2025
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Gabelli Funds 549k $35M 0% Dec 2025
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Grantham, Mayo, Van Otterloo & Co 546k $36M 13% Mar 2026
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Hanna Zanoni 503k $33M -9% Dec 2025
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Nuveen 487k $32M -3% Mar 2026
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ProShare Advisors 484k $32M -25% Mar 2026
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Raymond James Financial 446k $29M -21% Dec 2025
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William Blair Investment Management 427k $28M 3% Mar 2026
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Victory Capital Management 417k $27M -35% Dec 2025
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Man Group 400k $26M 100% Mar 2026
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Vanguard Fiduciary Trust 397k $26M 100% Mar 2026
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Qube Research & Technologies 389k $25M -17% Dec 2025
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Invesco 354k $23M -39% Mar 2026
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Westwood Holdings 352k $23M -55% Mar 2026
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Deutsche Bank Aktiengesellschaft 318k $21M 51% Mar 2026
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Fort Baker Capital Management 313k $21M 100% Mar 2026
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MetLife Investment Advisors 289k $19M -1% Dec 2025
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Jpmorgan Chase & Co 287k $19M -10% Mar 2026
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Mirae Asset Global Etfs Holdings 275k $18M -14% Mar 2026
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GAMCO Asset Management 274k $18M 0% Dec 2025
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Legal & General Group 270k $18M -8% Mar 2026
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Principal Financial Group 225k $15M 69% Mar 2026
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Squarepoint Ops 219k $14M -1% Mar 2026
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Jane Street 218k $14M -37% Mar 2026
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Magnetar Financial 199k $13M 0% Mar 2026
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Brandywine Global Investment Management 196k $13M -4% Dec 2025
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Rhumbline Advisers 196k $13M 1% Mar 2026
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D. E. Shaw & Co 177k $12M 1097% Mar 2026
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Kintayl Capital 170k $11M 31% Mar 2026
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Ubs Global Asset Management Americas 138k $9.1M -42% Mar 2026
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Barclays 133k $8.6M -6% Dec 2025
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New York Life Investment Management 130k $8.6M -6% Mar 2026
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Commonwealth of Pennsylvania 127k $8.4M -4% Mar 2026
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Thrivent Financial for Lutherans 124k $8.2M -75% Mar 2026
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Swiss National Bank 122k $8.0M 0% Mar 2026
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Mutual Of America Capital Management 120k $7.9M -2% Mar 2026
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First PREMIER Bank 104k $6.8M -1% Mar 2026
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Russell Investments 103k $6.8M -13% Mar 2026
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Ameriprise Financial 102k $6.7M -13% Mar 2026
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Yaupon Capital Management 101k $6.5M -13% Dec 2025
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Ancora Advisors 98k $6.5M -24% Mar 2026
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Hotchkis and Wiley Capital Management 98k $6.4M -57% Mar 2026
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Susquehanna International 95k $6.1M 1380% Dec 2025
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South Dakota Investment Council 93k $6.1M -9% Mar 2026
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Mairs and Power 86k $5.7M 5% Mar 2026
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Meritage Portfolio Management 85k $5.5M -3% Dec 2025
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HPM Partners 85k $5.6M 49% Mar 2026
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Great-West Life Assurance Company 83k $5.4M 2% Dec 2025
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Oliver Luxxe Assets 82k $5.4M 4% Mar 2026
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First Manhattan 78k $5.1M -9% Mar 2026
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Conning 77k $5.1M 0% Mar 2026
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Ieq Capital 76k $4.9M 33% Dec 2025
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Brian McDonald 76k $4.9M 22% Dec 2025
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Henderson Group 76k $5.0M 183% Mar 2026
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Retirement Systems of Alabama 75k $5.0M 2% Mar 2026
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California State Teachers Retirement System 75k $5.0M 24% Mar 2026
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New York State Teachers Retirement System 72k $4.8M -3% Mar 2026
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Commonwealth Equity Services 71k $4.7M 5% Mar 2026
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Public Sector Pension Investment Board 70k $4.6M 0% Mar 2026
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WEDGE Capital Management L 70k $4.6M -5% Mar 2026
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Canada Pension Plan Investment Board 68k $4.5M -48% Mar 2026
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Fifth Third Bancorp 68k $4.5M 11652% Mar 2026
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Magellan Asset Management 66k $4.3M 26% Mar 2026
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Tudor Investment Corporation 64k $4.2M 100% Mar 2026
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DeRoy & Devereaux Private Investment Counsel 61k $4.0M 0% Mar 2026
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Point72 Asset Management 57k $3.7M -4% Mar 2026
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Sei Investments 56k $3.7M 34% Mar 2026
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Weiss Asset Management LP[1 56k $3.7M 85% Mar 2026
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Mathes Company 56k $3.7M 3% Mar 2026
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Envestnet Asset Management 56k $3.7M 21% Mar 2026
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Maryland State Retirement & Pension System 55k $3.6M -5% Mar 2026
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Heartland Advisors 54k $3.5M -23% Mar 2026
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Mint Tower Capital Management B.V. 52k $3.5M 2064% Mar 2026
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North Star Investment Management 51k $3.4M 0% Mar 2026
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Citadel Advisors 50k $3.3M -83% Mar 2026
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Vanguard Asset Management 47k $3.1M 100% Mar 2026
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Manufacturers Life Insurance Company 47k $3.1M -8% Mar 2026
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Wells Fargo & Company 47k $3.1M -49% Mar 2026
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Vanguard Investments Australia 47k $3.1M 100% Mar 2026
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NISA Investment Advisors 46k $3.1M -7% Mar 2026
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Intech Investment Management 46k $3.0M 64% Mar 2026
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Bridgewater Associates 45k $2.9M -64% Mar 2026
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XTX Topco 44k $2.9M 279% Dec 2025
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Susquehanna Portfolio Strategies 41k $2.6M 109% Dec 2025
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Lesa Sroufe & Co 41k $2.7M 1% Mar 2026
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Advisors Asset Management 40k $2.6M -51% Mar 2026
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Creative Planning 39k $2.6M 13% Mar 2026
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Macquarie Group 34k $2.2M -97% Dec 2025
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State of Wisconsin Investment Board 34k $2.2M -7% Dec 2025
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Bank Of Montreal 34k $2.2M 100% Mar 2026
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Dean Capital Investments Management 33k $2.2M 0% Mar 2026
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State of New Jersey Common Pension Fund D 33k $2.2M 0% Mar 2026
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Jump Financial 33k $2.1M 100% Dec 2025
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Verition Fund Management 31k $2.0M -57% Dec 2025
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CWM 31k $2.0M 17% Dec 2025
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Ohio Pers 30k $1.9M -17% Dec 2025
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LPL Financial 29k $1.9M 109% Mar 2026
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Moore Capital Management 29k $1.9M -46% Mar 2026
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Naples Global Advisors 28k $1.9M -5% Mar 2026
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Springbok Capital Management 28k $1.8M 261% Dec 2025
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Virtu Financial 28k $1.8M 532% Dec 2025
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CLS Investments 27k $1.8M -10% Mar 2026
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Amalgamated Bank 27k $1.8M 3% Mar 2026
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Schnieders Capital Management 27k $1.7M 2% Mar 2026
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Graham Capital Management 26k $1.7M 100% Mar 2026
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CSS 26k $1.7M 8% Mar 2026
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ALPS Advisors 26k $1.7M -5% Mar 2026
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Ing Investment Management 25k $1.7M -2% Mar 2026
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Zurcher Kantonalbank 25k $1.7M 53% Mar 2026
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Nine Masts Capital 25k $1.6M 100% Mar 2026
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Vanguard Global Advisers 24k $1.6M 100% Mar 2026
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Van Eck Associates Corp. 24k $1.5M 6% Dec 2025
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Pnc Financial Services 24k $1.6M -6% Mar 2026
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Keebeck Alpha 23k $1.5M 0% Mar 2026
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Quantinno Capital Management 21k $1.4M 21% Mar 2026
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Polar Securities 21k $1.4M 0% Mar 2026
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Captrust Financial Advisors 21k $1.3M 40% Dec 2025
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Mariner Wealth Advisors 20k $1.3M -39% Mar 2026
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Sequoia Financial Advisors 19k $1.3M -18% Mar 2026
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Diametric Capital 19k $1.2M -13% Mar 2026
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Bnp Paribas Arbitrage, Snc 18k $1.2M -27% Mar 2026
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Envestnet Portfolio Solutions 17k $1.1M -13% Mar 2026
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SG Americas Securities 16k $1.1M -38% Mar 2026
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Royal Bank of Canada 11k $720k -98% Mar 2026
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Brevan Howard Capital Management 11k $715k -52% Mar 2026
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Who sold out of NorthWestern Corporation?

Fund or Company Name Date Sold Shares Held Valued At
Norges Bank Investment Management Dec 2025 779k $50M
Martingale Asset Management Dec 2025 50k $3.2M
Capula Management Dec 2025 47k $3.0M
Quest Partners Dec 2025 45k $2.9M
Hrt Financial Dec 2025 34k $2.2M
DekaBank Deutsche Girozentrale Dec 2025 34k $1.9M
Aristotle Capital Boston Sep 2025 32k $1.9M
Renaissance Technologies Sep 2025 31k $1.8M
Natixis Sep 2025 26k $1.5M
Credit Agricole Dec 2025 25k $1.6M