Vault-13

NORTHWESTERN ENERGY GROUP IN NWE

COM NEW · Common Stock · CUSIP 668074305

American utility company

290 institutional holders -1 vs Q1 2023
58,436,23958.4m shares reported held*
$3.3bnreported value*
28 new 125 added 90 reduced 30 sold out net sold ≈ $51.4m (-890.0k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($2.5m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $56.67. Options: 4 managers hold calls ($1.3m notional), 1 hold puts ($0).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

0200400Q3 22: 288Q4 22: 301Q1 23: 291Q2 23: 290290Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 2022288
Q4 2022301
Q1 2023291
Q2 2023290

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
2000200Q4 22: 160 bought or addedQ4 22: 113 cut or sold outQ4 22Q1 23: 140 bought or addedQ1 23: 125 cut or sold outQ1 23Q2 23: 153 bought or addedQ2 23: 120 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 2022160113
Q1 2023140125
Q2 2023153120

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$500k$1m$1.5mQ3 22 calls: $779.0kQ3 22 puts: $655.0kQ3 22P/C 0.84Q4 22 calls: $444.2kQ4 22 puts: $420.4kQ4 22P/C 0.95Q1 23 calls: $1.1mQ1 23 puts: $86.2kQ1 23P/C 0.08Q2 23 calls: $1.3mQ2 23 puts: $0Q2 23P/C 0.00
Numbers
QuarterCallsPutsP/C
Q3 2022$779.0k$655.0k0.84
Q4 2022$444.2k$420.4k0.95
Q1 2023$1.1m$86.2k0.08
Q2 2023$1.3m$00.00

Biggest buyers

River Road Asset Management, LLC Added +432,717+432.7k
MILLENNIUM MANAGEMENT LLC Added +341,960+342.0k
Balyasny Asset Management L.P. Added +221,775+221.8k
BlackRock Inc. Added +120,406+120.4k
GEODE CAPITAL MANAGEMENT, LLC Added +100,699+100.7k
ADAGE CAPITAL PARTNERS GP, L.L.C. New +100,000+100.0k
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main Added +78,102+78.1k
ExodusPoint Capital Management, LP New +69,994+70.0k
Bank of New York Mellon Corp Added +65,565+65.6k
CHARTWELL INVESTMENT PARTNERS, LLC Added +58,802+58.8k

Biggest sellers

FMR LLC Reduced -742,540-742.5k
FULLER & THALER ASSET MANAGEMENT, INC. Reduced -418,077-418.1k
Brandywine Global Investment Management, LLC Reduced -319,520-319.5k
CRAWFORD INVESTMENT COUNSEL INC Sold out -219,333-219.3k
Invesco Ltd. Reduced -210,085-210.1k
MONEY CONCEPTS CAPITAL CORP Reduced -206,422-206.4k
AQR CAPITAL MANAGEMENT LLC Reduced -137,167-137.2k
Walleye Capital LLC Sold out -130,693-130.7k
RENAISSANCE TECHNOLOGIES LLC Reduced -96,786-96.8k
Sound Income Strategies, LLC Reduced -86,546-86.5k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $794.6k14.0k shares
PEAK6 Investments LLC Added $488.1k8.6k shares
SIMPLEX TRADING, LLC Reduced $5.0k100 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
BlackRock, Inc. 13G · institution -5.1 pts · filed 2025-04-03 13.0% -5.1 pts 8.0m≈ $571.3m 2025-04-03
VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 5.7% new 3.5m≈ $251.6m 2026-04-29
VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 5.3% new 3.3m≈ $234.5m 2026-04-30

Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)

Insider purchases and sales in Q2 2023

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported in Q2 2023.

Holders, Q2 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 8,972,4879.0m $509.3m $509.3m 0.01% Added +120.4k +120,406
2 VANGUARD GROUP INC 0.01% of their portfolio Valley Forge, PA 6,573,1906.6m $373.1m $373.1m 0.01% Added +22.5k +22,456
3 AMERICAN CENTURY COMPANIES INC 0.15% of their portfolio KANSAS CITY, MO 3,604,8153.6m $204.6m $204.6m 0.15% Added +22.2k +22,177
4 VICTORY CAPITAL MANAGEMENT INC 0.14% of their portfolio San Antonio, TX 2,294,3232.3m $130.2m $130.2m 0.14% Reduced -6.1k -6,058
5 STATE STREET CORP 0.01% of their portfolio BOSTON, MA 2,181,7682.2m $123.8m $123.8m 0.01% Added +1.2k +1,226
6 JPMORGAN CHASE & CO 0.01% of their portfolio NEW YORK, NY 2,179,7332.2m $123.7m $123.7m 0.01% Added +29.1k +29,126
7 T. Rowe Price Investment Management, Inc. 0.07% of their portfolio BALTIMORE, MD 1,866,0871.9m $105.9m $105.9m 0.07% Reduced -63.0k -63,050
8 FRANKLIN RESOURCES INC 0.04% of their portfolio San Mateo, CA 1,360,0861.4m $77.2m $77.2m 0.04% Reduced -3.1k -3,103
9 FIRST TRUST ADVISORS LP 0.09% of their portfolio Wheaton, IL 1,350,2901.4m $76.6m $76.6m 0.09% Reduced -57.8k -57,837
10 River Road Asset Management, LLC 1.03% of their portfolio LOUISVILLE, KY 1,319,2521.3m $74.9m $74.9m 1.03% Added +432.7k +432,717
11 WESTWOOD HOLDINGS GROUP INC 0.65% of their portfolio DALLAS, TX 1,283,9131.3m $72.9m $72.9m 0.65% Added +34.3k +34,326
12 GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BOSTON, MA 1,258,7131.3m $71.4m $71.4m 0.01% Added +100.7k +100,699
13 Bank of New York Mellon Corp 0.01% of their portfolio NEW YORK, NY 1,173,3021.2m $66.6m $66.6m 0.01% Added +65.6k +65,565
14 MACQUARIE GROUP LTD 0.07% of their portfolio Sydney, NSW 2000, C3 1,150,2951.2m $65.3m $65.3m 0.07% Added +29.3k +29,320
15 FULLER & THALER ASSET MANAGEMENT, INC. 0.35% of their portfolio SAN MATEO, CA 1,082,0681.1m $61.4m $61.4m 0.35% Reduced -418.1k -418,077
16 DIMENSIONAL FUND ADVISORS LP 0.02% of their portfolio AUSTIN, TX 966,244966.2k $54.8m $54.8m 0.02% Added +13.4k +13,391
17 SYSTEMATIC FINANCIAL MANAGEMENT LP 1.53% of their portfolio TEANECK, NJ 851,511851.5k $48.3m $48.3m 1.53% Reduced -360 -360
18 NORTHERN TRUST CORP 0.01% of their portfolio CHICAGO, IL 814,670814.7k $46.2m $46.2m 0.01% Added +8.2k +8,194
19 FMR LLC 0.00% of their portfolio BOSTON, MA 814,636814.6k $46.2m $46.2m 0.00% Reduced -742.5k -742,540
20 Invesco Ltd. 0.01% of their portfolio ATLANTA, GA 778,747778.7k $44.2m $44.2m 0.01% Reduced -210.1k -210,085
21 GW&K Investment Management, LLC 0.39% of their portfolio BOSTON, MA 721,517721.5k $41.0m $41.0m 0.39% Reduced -8.7k -8,677
22 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 713,679713.7k $40.5m $40.5m 0.01% Added +19.3k +19,304
23 ProShare Advisors LLC 0.11% of their portfolio BETHESDA, MD 698,175698.2k $39.6m $39.6m 0.11% Reduced -80.3k -80,293
24 NORGES BANK 0.01% of their portfolio OSLO, Q8 654,803654.8k $37.2m $37.2m 0.01% Added +38.6k +38,599
25 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.11% of their portfolio CHICAGO, IL 608,578608.6k $34.5m $34.5m 0.11% Added +11.3k +11,311
26 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 604,437604.4k $34.3m $34.3m 0.00% Reduced -25.2k -25,191
27 Thrivent Financial for Lutherans 0.08% of their portfolio Minneapolis, MN 583,035583.0k $33.1m $33.1m 0.08% Added +2.2k +2,212
28 GABELLI FUNDS LLC 0.23% of their portfolio Rye, NY 545,000545.0k $30.9m $30.9m 0.23% Unchanged
29 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 492,958493.0k $28.0m $28.0m 0.00% Reduced -16.6k -16,591
30 Balyasny Asset Management L.P. 0.07% of their portfolio Chicago, IL 421,908421.9k $23.9m $23.9m 0.07% Added +221.8k +221,775
31 SEI INVESTMENTS CO 0.04% of their portfolio OAKS, PA 409,744409.7k $23.3m $23.3m 0.04% Added +30.4k +30,432
32 AQR CAPITAL MANAGEMENT LLC 0.05% of their portfolio Greenwich, CT 398,199398.2k $22.6m $22.6m 0.05% Reduced -137.2k -137,167
33 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 363,532363.5k $20.6m $20.6m 0.02% Added +342.0k +341,960
34 Legal & General Group Plc 0.01% of their portfolio London, X0 330,356330.4k $18.8m $18.8m 0.01% Added +15.8k +15,762
35 GAMCO INVESTORS, INC. ET AL 0.17% of their portfolio GREENWICH, CT 278,350278.4k $15.8m $15.8m 0.17% Unchanged
36 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 253,739253.7k $14.4m $14.4m 0.00% Added +11.3k +11,315
37 CHARTWELL INVESTMENT PARTNERS, LLC 0.47% of their portfolio BERYWN, PA 230,326230.3k $13.1m $13.1m 0.47% Added +58.8k +58,802
38 Empower Advisory Group, LLC 0.06% of their portfolio Greenwood Village, CO 228,591228.6k $13.0m $13.0m 0.06% Added +5.5k +5,534
39 PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio DES MOINES, IA 226,463226.5k $12.9m $12.9m 0.01% Reduced -3.1k -3,057
40 RHUMBLINE ADVISERS 0.01% of their portfolio BOSTON, MA 215,551215.6k $12.2m $12.2m 0.01% Added +10.4k +10,416
41 LIBERTY ONE INVESTMENT MANAGEMENT, LLC 1.53% of their portfolio LIBERTYVILLE, IL 207,752207.8k $11.8m $11.8m 1.53% Added +166 +166
42 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 194,373194.4k $11.0m $11.0m 0.00% Added +3.4k +3,442
43 WEDGE CAPITAL MANAGEMENT L L P/NC 0.17% of their portfolio CHARLOTTE, NC 192,624192.6k $10.9m $10.9m 0.17% Reduced -19.5k -19,512
44 HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 0.04% of their portfolio Los Angeles, CA 185,870185.9k $10.5m $10.5m 0.04% Added +4.7k +4,670
45 DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.02% of their portfolio FRANKFURT AM MAIN, 2M 181,384181.4k $10.3m $10.3m 0.02% Added +78.1k +78,102
46 Brandywine Global Investment Management, LLC 0.08% of their portfolio PHILADELPHIA, PA 176,430176.4k $10.0m $10.0m 0.08% Reduced -319.5k -319,520
47 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 170,410170.4k $9.7m $9.7m 0.00% Added +3.1k +3,125
48 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 163,760163.8k $9.3m $9.3m 0.00% Reduced -160 -160
49 Advisors Asset Management, Inc. 0.19% of their portfolio Monument, CO 161,154161.2k $9.1m $9.1m 0.19% Reduced -34.0k -33,994
50 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 136,435136.4k $7.7m $7.7m 0.00% Added +15.6k +15,562
51 HSBC HOLDINGS PLC 0.01% of their portfolio LONDON, X0 130,238130.2k $7.4m $7.4m 0.01% Added +50.1k +50,090
52 Swiss National Bank 0.01% of their portfolio ZURICH, V8 130,083130.1k $7.4m $7.4m 0.01% Added +5.3k +5,300
53 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.06% of their portfolio HARRISBURG, PA 128,871128.9k $7.3m $7.3m 0.06% Added +14.8k +14,758
54 FIRST MANHATTAN CO. LLC. 0.03% of their portfolio NEW YORK, NY 127,582127.6k $7.2m $7.2m 0.03% Reduced -7.8k -7,763
55 Aristotle Capital Boston, LLC 0.21% of their portfolio BOSTON, MA 125,043125.0k $7.1m $7.1m 0.21% Added +5.5k +5,450
56 AMERICAN INTERNATIONAL GROUP, INC. 0.04% of their portfolio New York, NY 118,649118.6k $6.7m $6.7m 0.04% Added +2.1k +2,072
57 MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.08% of their portfolio New York, NY 117,992118.0k $6.7m $6.7m 0.08% Reduced -1.4k -1,386
58 MAIRS & POWER INC 0.07% of their portfolio St Paul, MN 117,495117.5k $6.7m $6.7m 0.07% Added +6.4k +6,375
59 KENNEDY CAPITAL MANAGEMENT LLC 0.15% of their portfolio ST LOUIS, MO 114,974115.0k $6.5m $6.5m 0.15% Reduced -2.3k -2,320
60 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 114,940114.9k $6.5m $6.5m 0.01% Reduced -96.8k -96,786
61 First PREMIER Bank 1.79% of their portfolio SIOUX FALLS, SD 110,612110.6k $6.3m $6.3m 1.79% Reduced -795 -795
62 TWO SIGMA ADVISERS, LP 0.02% of their portfolio NEW YORK, NY 105,700105.7k $6.0m $6.0m 0.02% Reduced -7.7k -7,700
63 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 102,922102.9k $5.8m $5.8m 0.00% Added +14.9k +14,883
64 COMERICA BANK 0.00% of their portfolio DALLAS, TX 100,231100.2k $0 $0 0.00% First filing
65 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.01% of their portfolio Boston, MA 100,000100.0k $5.7m $5.7m 0.01% New
66 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 99,03399.0k $5.6m $5.6m 0.00% Added +15.8k +15,750
67 MetLife Investment Management, LLC 0.04% of their portfolio Whippany, NJ 98,20198.2k $5.6m $5.6m 0.04% Added +2.0k +1,973
68 UBS Group AG 0.00% of their portfolio ZURICH, V8 96,67996.7k $5.5m $5.5m 0.00% Reduced -11.2k -11,236
69 MERITAGE PORTFOLIO MANAGEMENT 0.35% of their portfolio OVERLAND PARK, KS 87,19487.2k $4.9m $4.9m 0.35% Added +4.2k +4,158
70 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 87,17887.2k $5.0m $5.0m 0.00% Unchanged
71 VOYA INVESTMENT MANAGEMENT LLC 0.01% of their portfolio ATLANTA, GA 85,37185.4k $4.8m $4.8m 0.01% Added +38.0k +37,982
72 Stockman Wealth Management, Inc. 1.03% of their portfolio BILLINGS, MT 84,30784.3k $4.8m $4.8m 1.03% Added +3.0k +3,034
73 ALGERT GLOBAL LLC 0.20% of their portfolio SAN FRANCISCO, CA 81,79981.8k $4.6m $4.6m 0.20% Unchanged
74 South Dakota Investment Council 0.09% of their portfolio SIOUX FALLS, SD 79,85479.9k $4.5m $4.5m 0.09% Reduced -1.4k -1,400
75 CONNING INC. 0.15% of their portfolio HARTFORD, CT 77,07677.1k $4.4m $4.4m 0.15% Unchanged
76 Retirement Systems of Alabama 0.02% of their portfolio MONTGOMERY, AL 77,05877.1k $4.4m $4.4m 0.02% Added +1.6k +1,562
77 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 74,36974.4k $4.2m $4.2m 0.01% Added +208 +208
78 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio WEST SACRAMENTO, CA 72,63072.6k $4.1m $4.1m 0.01% Added +283 +283
79 ExodusPoint Capital Management, LP 0.05% of their portfolio NEW YORK, NY 69,99470.0k $4.0m $4.0m 0.05% New
80 CANADA LIFE ASSURANCE Co 0.01% of their portfolio WINNIPEG, A2 69,98270.0k $4.0m $4.0m 0.01% Reduced -25 -25
81 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 66,99667.0k $3.8m $3.8m 0.01% Reduced -12.0k -11,970
82 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 66,95967.0k $3.8m $3.8m 0.00% Added +669 +669
83 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 64,17464.2k $3.6m $3.6m 0.00% Reduced -13.2k -13,154
84 Maryland State Retirement & Pension System 0.08% of their portfolio BALTIMORE, MD 63,15563.2k $3.6m $3.6m 0.08% Added +4.0k +3,969
85 DEAN INVESTMENT ASSOCIATES, LLC 0.58% of their portfolio BEAVERCREEK, OH 63,03663.0k $3.6m $3.6m 0.58% Added +5.4k +5,449
86 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.01% of their portfolio COLUMBUS, OH 62,32962.3k $3.5m $3.5m 0.01% Added +143 +143
87 DEROY & DEVEREAUX PRIVATE INVESTMENT COUNSEL INC 0.24% of their portfolio BLOOMFIELD HILLS, MI 60,97261.0k $3.5m $3.5m 0.24% Added +2.2k +2,215
88 AGF MANAGEMENT LTD 0.03% of their portfolio TORONTO, A6 60,84960.8k $3.5m $3.5m 0.03% Added +1.0k +1,007
89 PRUDENTIAL FINANCIAL INC 0.01% of their portfolio NEWARK, NJ 60,16760.2k $3.6m $3.6m 0.01% Added +17.2k +17,181
90 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 58,41458.4k $3.3m $3.3m 0.01% Reduced -434 -434
91 PATRIZIA Pty Ltd 2.58% of their portfolio Barton, C3 55,42055.4k $3.1m $3.1m 2.58% Reduced -14.3k -14,342
92 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 54,50054.5k $3.1m $3.1m 0.00% Unchanged
93 NISA INVESTMENT ADVISORS, LLC 0.02% of their portfolio ST. LOUIS, MO 53,12253.1k $3.0m $3.0m 0.02% Added +3.1k +3,060
94 TEXAS PERMANENT SCHOOL FUND CORP 0.03% of their portfolio AUSTIN, TX 52,36552.4k $3.0m $3.0m 0.03% Added +833 +833
95 OSAIC HOLDINGS, INC. 0.01% of their portfolio SCOTTSDALE, AZ 51,03951.0k $2.9m $2.9m 0.01% Added +3.0k +2,999
96 Verition Fund Management LLC 0.04% of their portfolio GREENWICH, CT 45,39245.4k $2.6m $2.6m 0.04% Reduced -78.8k -78,776
97 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 44,53544.5k $2.5m $2.5m 0.00% Added +8.5k +8,529
98 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 44,16544.2k $2.5m $2.5m 0.00% Added +11.0k +11,008
99 North Star Investment Management Corp. 0.20% of their portfolio CHICAGO, IL 43,99744.0k $2.5m $2.5m 0.20% Reduced -1.5k -1,540
100 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 43,13643.1k $2.4m $2.4m 0.00% Reduced -4.6k -4,607