Vault-13

NORTHWEST NAT HLDG CO NWN

COM · Common Stock · CUSIP 66765N105

American publicly-traded utility headquartered in Portland, Oregon, United States

258 institutional holders +18 vs Q4 2022
26,669,38126.7m shares reported held*
$1.3bnreported value*
30 new 85 added 88 reduced 14 sold out net sold ≈ $6.8m (-143.4k 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 ($1.3m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $47.55. Options: 4 managers hold calls ($536.7k notional), 4 hold puts ($589.2k).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 234Q4 22: 240Q1 23: 258258Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022234
Q4 2022240
Q1 2023258

Buyers vs sellers

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

Bought or addedCut or sold out
2000200Q4 22: 119 bought or addedQ4 22: 92 cut or sold outQ4 22Q1 23: 115 bought or addedQ1 23: 102 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 202211992
Q1 2023115102

Calls vs puts

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

CallsPuts
$0$250k$500k$750k$1mQ3 22 calls: $812.0kQ3 22 puts: $65.0kQ3 22P/C 0.08Q4 22 calls: $756.6kQ4 22 puts: $809.0kQ4 22P/C 1.07Q1 23 calls: $536.7kQ1 23 puts: $589.2kQ1 23P/C 1.10
Numbers
QuarterCallsPutsP/C
Q3 2022$812.0k$65.0k0.08
Q4 2022$756.6k$809.0k1.07
Q1 2023$536.7k$589.2k1.10

Biggest buyers

MILLENNIUM MANAGEMENT LLC New +150,729+150.7k
GOLDMAN SACHS GROUP INC Added +135,474+135.5k
DEPRINCE RACE & ZOLLO INC Added +81,527+81.5k
VANGUARD GROUP INC Added +50,024+50.0k
Clark Capital Management Group, Inc. New +44,011+44.0k
NORGES BANK Added +36,986+37.0k
SUSQUEHANNA INTERNATIONAL GROUP, LLP New +34,384+34.4k
US BANCORP \DE\ Added +31,863+31.9k
SG Americas Securities, LLC Added +29,463+29.5k
Maryland State Retirement & Pension System Added +27,207+27.2k

Biggest sellers

STATE STREET CORP Reduced -371,247-371.2k
STIFEL FINANCIAL CORP Reduced -95,501-95.5k
HRT FINANCIAL LP Reduced -92,489-92.5k
VICTORY CAPITAL MANAGEMENT INC Reduced -62,332-62.3k
Invesco Ltd. Reduced -54,613-54.6k
PRUDENTIAL FINANCIAL INC Reduced -40,860-40.9k
CRAMER ROSENTHAL MCGLYNN LLC Reduced -37,492-37.5k
TWO SIGMA ADVISERS, LP Reduced -31,600-31.6k
PICTET ASSET MANAGEMENT SA Reduced -29,374-29.4k
AQR CAPITAL MANAGEMENT LLC Reduced -23,880-23.9k

Biggest calls

CITADEL ADVISORS LLC Reduced $337.7k7.1k shares
PEAK6 Investments LLC Reduced $195.0k4.1k shares
SIMPLEX TRADING, LLC Reduced $4.0k100 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

PEAK6 Investments LLC Reduced $413.8k8.7k shares
CITADEL ADVISORS LLC Reduced $128.4k2.7k shares
SIMPLEX TRADING, LLC New $47.0k1.0k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

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 -1.5 pts · filed 2026-04-24 15.0% -1.5 pts 6.3m≈ $306.6m 2026-04-24
VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 6.4% new 2.6m≈ $129.7m 2026-04-29
VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 5.2% new 2.2m≈ $106.1m 2026-04-30

Fell to 5% or below in the last year: STATE STREET CORP (4.0%, 2026-05-12), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)

Insider purchases and sales in Q1 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.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
404Q2 21: 0 buyingQ2 21: 0 sellingQ3 21: 0 buyingQ3 21: 0 sellingQ3 21Q4 21: 0 buyingQ4 21: 0 sellingQ1 22: 0 buyingQ1 22: 1 sellingQ1 22Q2 22: 0 buyingQ2 22: 1 sellingQ3 22: 0 buyingQ3 22: 3 sellingQ3 22Q4 22: 0 buyingQ4 22: 0 sellingQ1 23: 0 buyingQ1 23: 0 sellingQ1 23
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q2 20210—0——
Q3 20210—0——
Q4 20210—0——
Q1 20220—1$62.0k—
Q2 20220—1$59.1k—
Q3 20220—3$77.4k—
Q4 20220—0——
Q1 20230—0——

None reported in Q1 2023.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 6,107,4476.1m $290.5m $290.5m 0.01% Added +26.0k +26,039
2 VANGUARD GROUP INC 0.01% of their portfolio Valley Forge, PA 4,341,8524.3m $206.5m $206.5m 0.01% Added +50.0k +50,024
3 Invesco Ltd. 0.02% of their portfolio ATLANTA, GA 1,458,9501.5m $69.4m $69.4m 0.02% Reduced -54.6k -54,613
4 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,365,1961.4m $64.9m $64.9m 0.00% Reduced -371.2k -371,247
5 DUFF & PHELPS INVESTMENT MANAGEMENT CO 0.46% of their portfolio CHICAGO, IL 800,000800.0k $38.0m $38.0m 0.46% Unchanged
6 DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio AUSTIN, TX 761,482761.5k $36.2m $36.2m 0.01% Added +26.9k +26,899
7 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 667,539667.5k $31.7m $31.7m 0.00% Added +24.5k +24,514
8 Bank of New York Mellon Corp 0.01% of their portfolio NEW YORK, NY 534,842534.8k $25.4m $25.4m 0.01% Reduced -5.0k -4,975
9 DEPRINCE RACE & ZOLLO INC 0.52% of their portfolio Winter Park, FL 470,214470.2k $22.4m $22.4m 0.52% Added +81.5k +81,527
10 GABELLI FUNDS LLC 0.16% of their portfolio Rye, NY 446,000446.0k $21.2m $21.2m 0.16% Unchanged
11 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 422,614422.6k $20.1m $20.1m 0.00% Reduced -7.6k -7,620
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 401,615401.6k $19.1m $19.1m 0.01% Added +5.5k +5,462
13 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 386,030386.0k $18.4m $18.4m 0.00% Added +15.1k +15,050
14 Nuveen Asset Management, LLC 0.01% of their portfolio CHICAGO, IL 368,641368.6k $17.5m $17.5m 0.01% Reduced -19.6k -19,635
15 OLD REPUBLIC INTERNATIONAL CORP 0.56% of their portfolio CHICAGO, IL 368,000368.0k $17.5m $17.5m 0.56% Unchanged
16 VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio San Antonio, TX 365,922365.9k $17.4m $17.4m 0.02% Reduced -62.3k -62,332
17 NORGES BANK 0.00% of their portfolio OSLO, Q8 363,545363.5k $17.3m $17.3m 0.00% Added +37.0k +36,986
18 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 338,831338.8k $16.1m $16.1m 0.00% Added +24.8k +24,801
19 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 290,386290.4k $13.8m $13.8m 0.00% Added +2.2k +2,246
20 AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio KANSAS CITY, MO 287,809287.8k $13.7m $13.7m 0.01% Reduced -11.4k -11,387
21 CRAMER ROSENTHAL MCGLYNN LLC 0.60% of their portfolio STAMFORD, CT 277,752277.8k $13.2m $13.2m 0.60% Reduced -37.5k -37,492
22 Empower Advisory Group, LLC 0.06% of their portfolio Greenwood Village, CO 266,946266.9k $12.5m $12.5m 0.06% First filing
23 Legal & General Group Plc 0.00% of their portfolio London, X0 243,446243.4k $11.6m $11.6m 0.00% Added +7.4k +7,398
24 PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio DES MOINES, IA 219,095219.1k $10.4m $10.4m 0.01% Reduced -3.5k -3,509
25 HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 0.04% of their portfolio Los Angeles, CA 212,530212.5k $10.1m $10.1m 0.04% Added +6.0k +6,040
26 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 211,882211.9k $10.1m $10.1m 0.00% Added +135.5k +135,474
27 ProShare Advisors LLC 0.03% of their portfolio BETHESDA, MD 205,791205.8k $9.8m $9.8m 0.03% Added +1.1k +1,057
28 Smith, Graham & Co., Investment Advisors, LP 1.08% of their portfolio Houston, TX 187,141187.1k $8.9m $8.9m 1.08% Reduced -590 -590
29 Mesirow Institutional Investment Management, Inc. 0.92% of their portfolio CHICAGO, IL 179,049179.0k $8.5m $8.5m 0.92% Reduced -21.2k -21,180
30 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 150,729150.7k $7.2m $7.2m 0.01% New
31 JACOBS LEVY EQUITY MANAGEMENT, INC 0.03% of their portfolio FLORHAM PARK, NJ 114,375114.4k $5.4m $5.4m 0.03% Reduced -2.9k -2,934
32 RHUMBLINE ADVISERS 0.01% of their portfolio BOSTON, MA 113,574113.6k $5.4m $5.4m 0.01% Added +8.2k +8,155
33 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 101,966102.0k $4.8m $4.8m 0.01% Reduced -12.9k -12,874
34 CONFLUENCE INVESTMENT MANAGEMENT LLC 0.06% of their portfolio ST. LOUIS, MO 92,19092.2k $4.4m $4.4m 0.06% Reduced -10 -10
35 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 90,65290.7k $4.3m $4.3m 0.00% Reduced -9.6k -9,647
36 Penn Capital Management Company, LLC 0.43% of their portfolio PHILADELPHIA, PA 90,39690.4k $4.3m $4.3m 0.43% Added +12.5k +12,492
37 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.04% of their portfolio HARRISBURG, PA 89,80989.8k $4.3m $4.3m 0.04% Reduced -2.6k -2,622
38 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 84,05484.1k $4.0m $4.0m 0.00% Added +6.7k +6,693
39 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 80,31280.3k $3.8m $3.8m 0.00% Added +14.0k +14,029
40 PRUDENTIAL FINANCIAL INC 0.01% of their portfolio NEWARK, NJ 79,04379.0k $3.8m $3.8m 0.01% Reduced -40.9k -40,860
41 Swiss National Bank 0.00% of their portfolio ZURICH, V8 75,70075.7k $3.6m $3.6m 0.00% Reduced -8.3k -8,300
42 Tortoise Index Solutions, LLC 0.68% of their portfolio OVERLAND PARK, KS 74,81074.8k $3.6m $3.6m 0.68% Reduced -1.5k -1,477
43 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 69,85169.9k $3.3m $3.3m 0.01% Reduced -14.4k -14,352
44 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.02% of their portfolio JUPITER, FL 68,89468.9k $3.3m $3.3m 0.02% Reduced -6.1k -6,106
45 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 68,81168.8k $3.3m $3.3m 0.01% Reduced -2.8k -2,795
46 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 66,78066.8k $3.2m $3.2m 0.00% Added +12.4k +12,393
47 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 64,00064.0k $3.0m $3.0m 0.00% Reduced -14.5k -14,500
48 FIRST TRUST ADVISORS LP 0.00% of their portfolio Wheaton, IL 63,07663.1k $3.0m $3.0m 0.00% Added +13.9k +13,921
49 SG Americas Securities, LLC 0.04% of their portfolio NEW YORK, NY 62,43762.4k $3.0m $3.0m 0.04% Added +29.5k +29,463
50 Public Sector Pension Investment Board 0.02% of their portfolio MONTREAL, A8 61,73161.7k $2.9m $2.9m 0.02% Reduced -2.1k -2,089
51 HENNESSY ADVISORS INC 0.21% of their portfolio NOVATO, CA 60,80360.8k $2.9m $2.9m 0.21% Unchanged
52 CANADA LIFE ASSURANCE Co 0.01% of their portfolio WINNIPEG, A2 55,89255.9k $2.7m $2.7m 0.01% Reduced -11.5k -11,457
53 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 52,62552.6k $2.5m $2.5m 0.00% Added +31.9k +31,863
54 Maryland State Retirement & Pension System 0.05% of their portfolio BALTIMORE, MD 50,08950.1k $2.4m $2.4m 0.05% Added +27.2k +27,207
55 State of New Jersey Common Pension Fund D 0.01% of their portfolio TRENTON, NJ 48,76248.8k $2.3m $2.3m 0.01% Unchanged
56 Allspring Global Investments Holdings, LLC 0.00% of their portfolio CHARLOTTE, NC 47,63847.6k $2.3m $2.3m 0.00% Added +273 +273
57 UBS Group AG 0.00% of their portfolio ZURICH, V8 46,53246.5k $2.2m $2.2m 0.00% Added +14.0k +14,034
58 J.P. Morgan Private Wealth Advisors LLC 0.00% of their portfolio SAN FRANCISCO, CA 46,29546.3k $2.2m $2.2m 0.00% Reduced -2.1k -2,059
59 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 44,76944.8k $2.1m $2.1m 0.00% Added +7.8k +7,830
60 Clark Capital Management Group, Inc. 0.02% of their portfolio PHILADELPHIA, PA 44,01144.0k $2.1m $2.1m 0.02% New
61 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 43,73643.7k $2.1m $2.1m 0.00% Reduced -379 -379
62 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 41,71341.7k $2.0m $2.0m 0.00% Added +2.3k +2,277
63 Richard C. Young & CO., LTD. 0.27% of their portfolio NEWPORT, RI 41,14641.1k $2.0m $2.0m 0.27% Reduced -1.7k -1,680
64 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 39,09239.1k $1.9m $1.9m 0.00% Added +6.3k +6,253
65 MARTINGALE ASSET MANAGEMENT L P 0.04% of their portfolio BOSTON, MA 38,45638.5k $1.8m $1.8m 0.04% Added +101 +101
66 Asset Management One Co., Ltd. 0.01% of their portfolio TOKYO, M0 37,70137.7k $1.8m $1.8m 0.01% Added +3.1k +3,125
67 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 36,55636.6k $1.7m $1.7m 0.00% Reduced -5.6k -5,604
68 GAMCO INVESTORS, INC. ET AL 0.02% of their portfolio GREENWICH, CT 36,40036.4k $1.7m $1.7m 0.02% Added +2.0k +2,000
69 North Star Investment Management Corp. 0.14% of their portfolio CHICAGO, IL 35,95036.0k $1.7m $1.7m 0.14% Unchanged
70 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 34,78434.8k $1.7m $1.7m 0.00% Reduced -1.2k -1,219
71 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 34,38434.4k $1.6m $1.6m 0.00% New
72 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 33,69133.7k $1.6m $1.6m 0.00% Reduced -23.9k -23,880
73 Rodgers Brothers Inc. 0.30% of their portfolio Harmony, PA 32,70032.7k $1.6m $1.6m 0.30% Unchanged
74 TEXAS PERMANENT SCHOOL FUND CORP 0.01% of their portfolio AUSTIN, TX 31,47731.5k $1.5m $1.5m 0.01% Added +7.9k +7,880
75 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 30,21730.2k $1.4m $1.4m 0.00% Added +9.2k +9,239
76 AVANTAX ADVISORY SERVICES, INC. 0.02% of their portfolio DALLAS, TX 30,15830.2k $1.4m $1.4m 0.02% Reduced -699 -699
77 EXCHANGE TRADED CONCEPTS, LLC 0.04% of their portfolio Oklahoma City, OK 28,15728.2k $1.3m $1.3m 0.04% Added +2.2k +2,217
78 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 27,30827.3k $1.3m $1.3m 0.00% Added +3.5k +3,504
79 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 24,80124.8k $1.2m $1.2m 0.00% Reduced -3.4k -3,444
80 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 24,03524.0k $1.1m $1.1m 0.01% Reduced -405 -405
81 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 23,48523.5k $1.1m $1.1m 0.00% Added +6.4k +6,390
82 PUTNAM INVESTMENTS LLC 0.00% of their portfolio BOSTON, MA 22,72522.7k $1.1m $1.1m 0.00% Reduced -967 -967
83 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 22,37722.4k $1.1m $1.1m 0.00% Added +1.2k +1,213
84 TRUE Private Wealth Advisors 0.15% of their portfolio Salem, OR 21,44021.4k $1.0m $1.0m 0.15% Unchanged
85 PANAGORA ASSET MANAGEMENT INC 0.01% of their portfolio BOSTON, MA 20,67120.7k $983.1k $983.1k 0.01% Reduced -5.6k -5,601
86 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 20,40020.4k $970.2k $970.2k 0.00% Reduced -31.6k -31,600
87 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 20,36820.4k $968.0k $968.0k 0.00% Added +514 +514
88 State of Tennessee, Department of Treasury 0.00% of their portfolio NASHVILLE, TN 20,36820.4k $968.7k $968.7k 0.00% Reduced -16.7k -16,749
89 GRACE & WHITE INC /NY 0.18% of their portfolio NY, NY 20,01420.0k $951.9k $951.9k 0.18% Unchanged
90 CORNERCAP INVESTMENT COUNSEL INC 0.17% of their portfolio Atlanta, GA 19,93119.9k $947.9k $947.9k 0.17% Unchanged
91 YOUSIF CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BLOOMFIELD HILLS, MI 19,83619.8k $943.4k $943.4k 0.01% Reduced -2.5k -2,450
92 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 19,70519.7k $937.0k $937.0k 0.00% Reduced -15.2k -15,199
93 Jackson Creek Investment Advisors LLC 0.39% of their portfolio CASTLE ROCK, CO 19,37519.4k $921.0k $921.0k 0.39% Reduced -6 -6
94 Magellan Asset Management Ltd 0.01% of their portfolio Sydney, C3 19,34219.3k $919.9k $919.9k 0.01% Reduced -2.2k -2,166
95 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 19,26119.3k $917.0k $917.0k 0.00% Reduced -1.9k -1,874
96 Qube Research & Technologies Ltd 0.01% of their portfolio LONDON, X0 19,07519.1k $907.2k $907.2k 0.01% New
97 AMERICAN INTERNATIONAL GROUP, INC. 0.01% of their portfolio New York, NY 18,95719.0k $901.6k $901.6k 0.01% Added +80 +80
98 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 18,48018.5k $879.0k $879.0k 0.00% Reduced -5 -5
99 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 18,08818.1k $860.3k $860.3k 0.00% Reduced -7.0k -7,013
100 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 17,96818.0k $854.6k $854.6k 0.00% Added +1.1k +1,107