Vault-13

NORTHWEST NAT HLDG CO NWN

COM · Common Stock · CUSIP 66765N105

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

240 institutional holders +6 vs Q3 2022
26,844,31626.8m shares reported held*
$1.3bnreported value*
31 new 88 added 68 reduced 24 sold out net bought ≈ $10.8m (+226.5k 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 ($127.4k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $48.32. Options: 4 managers hold calls ($756.6k notional), 3 hold puts ($809.0k).

Trends to Q4 2022

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 234Q4 22: 240240Q3 22Q4 22
Numbers
QuarterHolders
Q3 2022234
Q4 2022240

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 1.07
Numbers
QuarterCallsPutsP/C
Q3 2022$812.0k$65.0k0.08
Q4 2022$756.6k$809.0k1.07

Biggest buyers

HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC New +206,490+206.5k
BlackRock Inc. Added +141,003+141.0k
JPMORGAN CHASE & CO Added +126,147+126.1k
VANGUARD GROUP INC Added +119,061+119.1k
STIFEL FINANCIAL CORP Added +95,772+95.8k
Invesco Ltd. Added +75,569+75.6k
CITADEL ADVISORS LLC Added +65,133+65.1k
CRAMER ROSENTHAL MCGLYNN LLC Added +47,621+47.6k
Asset Management One Co., Ltd. New +34,576+34.6k
DEPRINCE RACE & ZOLLO INC Added +33,657+33.7k

Biggest sellers

Allianz Asset Management GmbH Reduced -292,831-292.8k
VICTORY CAPITAL MANAGEMENT INC Reduced -93,851-93.9k
Vident Investment Advisory, LLC Sold out -75,407-75.4k
PANAGORA ASSET MANAGEMENT INC Reduced -74,253-74.3k
TWO SIGMA ADVISERS, LP Reduced -57,900-57.9k
GOLDMAN SACHS GROUP INC Reduced -52,852-52.9k
TWO SIGMA INVESTMENTS, LP Sold out -47,719-47.7k
Man Group plc Sold out -44,187-44.2k
Bank of New York Mellon Corp Reduced -37,640-37.6k
JACOBS LEVY EQUITY MANAGEMENT, INC Reduced -27,611-27.6k

Biggest calls

CITADEL ADVISORS LLC Added $366.4k7.7k shares
PEAK6 Investments LLC Added $352.2k7.4k shares
SIMPLEX TRADING, LLC Added $38.0k800 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

PEAK6 Investments LLC Added $613.9k12.9k shares
CITADEL ADVISORS LLC New $195.1k4.1k 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 Q4 2022

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
404Q1 21: 0 buyingQ1 21: 0 sellingQ2 21: 0 buyingQ2 21: 0 sellingQ2 21Q3 21: 0 buyingQ3 21: 0 sellingQ4 21: 0 buyingQ4 21: 0 sellingQ4 21Q1 22: 0 buyingQ1 22: 1 sellingQ2 22: 0 buyingQ2 22: 1 sellingQ2 22Q3 22: 0 buyingQ3 22: 3 sellingQ4 22: 0 buyingQ4 22: 0 sellingQ4 22
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q1 20210—0——
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——

None reported in Q4 2022.

Holders, Q4 2022

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 6,081,4086.1m $289.4m $289.4m 0.01% Added +141.0k +141,003
2 VANGUARD GROUP INC 0.01% of their portfolio Valley Forge, PA 4,291,8284.3m $204.2m $204.2m 0.01% Added +119.1k +119,061
3 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,736,4431.7m $82.6m $82.6m 0.00% Reduced -16.8k -16,849
4 Invesco Ltd. 0.02% of their portfolio ATLANTA, GA 1,513,5631.5m $72.0m $72.0m 0.02% Added +75.6k +75,569
5 DUFF & PHELPS INVESTMENT MANAGEMENT CO 0.46% of their portfolio CHICAGO, IL 800,000800.0k $38.1m $38.1m 0.46% Unchanged
6 DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio AUSTIN, TX 734,583734.6k $35.0m $35.0m 0.01% Added +3.8k +3,750
7 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 643,025643.0k $30.6m $30.6m 0.00% Added +22.3k +22,321
8 Bank of New York Mellon Corp 0.01% of their portfolio NEW YORK, NY 539,817539.8k $25.7m $25.7m 0.01% Reduced -37.6k -37,640
9 GABELLI FUNDS LLC 0.16% of their portfolio Rye, NY 446,000446.0k $21.2m $21.2m 0.16% Unchanged
10 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 430,234430.2k $20.5m $20.5m 0.00% Added +7.4k +7,433
11 VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio San Antonio, TX 428,254428.3k $20.4m $20.4m 0.02% Reduced -93.9k -93,851
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 396,153396.2k $18.9m $18.9m 0.01% Added +5.3k +5,308
13 DEPRINCE RACE & ZOLLO INC 0.42% of their portfolio Winter Park, FL 388,687388.7k $18.5m $18.5m 0.42% Added +33.7k +33,657
14 Nuveen Asset Management, LLC 0.01% of their portfolio CHICAGO, IL 388,276388.3k $18.5m $18.5m 0.01% Reduced -647 -647
15 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 370,980371.0k $17.7m $17.7m 0.00% Reduced -2.5k -2,539
16 OLD REPUBLIC INTERNATIONAL CORP 0.55% of their portfolio CHICAGO, IL 368,000368.0k $17.5m $17.5m 0.55% Unchanged
17 NORGES BANK 0.00% of their portfolio OSLO, Q8 326,559326.6k $15.5m $15.5m 0.00% Reduced -22.7k -22,700
18 CRAMER ROSENTHAL MCGLYNN LLC 0.66% of their portfolio STAMFORD, CT 315,244315.2k $15.0m $15.0m 0.66% Added +47.6k +47,621
19 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 314,030314.0k $14.9m $14.9m 0.00% Added +126.1k +126,147
20 AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio KANSAS CITY, MO 299,196299.2k $14.2m $14.2m 0.01% Added +2.7k +2,652
21 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 288,140288.1k $13.7m $13.7m 0.00% Added +9.7k +9,732
22 PERSONAL CAPITAL ADVISORS CORP 0.06% of their portfolio Redwood City, CA 254,058254.1k $12.1m $12.1m 0.06% Added +9.3k +9,308
23 Legal & General Group Plc 0.00% of their portfolio London, X0 236,048236.0k $11.2m $11.2m 0.00% Added +1.6k +1,636
24 PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio DES MOINES, IA 222,604222.6k $10.6m $10.6m 0.01% Added +7.8k +7,840
25 HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 0.04% of their portfolio Los Angeles, CA 206,490206.5k $9.8m $9.8m 0.04% New
26 ProShare Advisors LLC 0.03% of their portfolio BETHESDA, MD 204,734204.7k $9.7m $9.7m 0.03% Added +30.8k +30,760
27 Mesirow Institutional Investment Management, Inc. 1.25% of their portfolio CHICAGO, IL 200,229200.2k $9.5m $9.5m 1.25% Added +10.5k +10,530
28 Smith, Graham & Co., Investment Advisors, LP 1.09% of their portfolio Houston, TX 187,731187.7k $8.9m $8.9m 1.09% Reduced -649 -649
29 PRUDENTIAL FINANCIAL INC 0.01% of their portfolio NEWARK, NJ 119,903119.9k $5.7m $5.7m 0.01% Added +6.1k +6,062
30 JACOBS LEVY EQUITY MANAGEMENT, INC 0.04% of their portfolio FLORHAM PARK, NJ 117,309117.3k $5.6m $5.6m 0.04% Reduced -27.6k -27,611
31 STATE OF WISCONSIN INVESTMENT BOARD 0.02% of their portfolio MADISON, WI 114,840114.8k $5.5m $5.5m 0.02% Reduced -2.0k -2,045
32 HRT FINANCIAL LP 0.08% of their portfolio NEW YORK, NY 109,730109.7k $5.2m $5.2m 0.08% Added +5.9k +5,916
33 RHUMBLINE ADVISERS 0.01% of their portfolio BOSTON, MA 105,419105.4k $5.0m $5.0m 0.01% Reduced -1.2k -1,188
34 STIFEL FINANCIAL CORP 0.01% of their portfolio ST. LOUIS, MO 101,823101.8k $4.8m $4.8m 0.01% Added +95.8k +95,772
35 CITADEL ADVISORS LLC 0.01% of their portfolio MIAMI, FL 100,299100.3k $4.8m $4.8m 0.01% Added +65.1k +65,133
36 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.04% of their portfolio HARRISBURG, PA 92,43192.4k $4.4m $4.4m 0.04% Added +12.7k +12,687
37 CONFLUENCE INVESTMENT MANAGEMENT LLC 0.07% of their portfolio ST. LOUIS, MO 92,20092.2k $4.4m $4.4m 0.07% Reduced -6.4k -6,393
38 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 84,20384.2k $4.0m $4.0m 0.01% Reduced -12.0k -11,992
39 Swiss National Bank 0.00% of their portfolio ZURICH, V8 84,00084.0k $4.0m $4.0m 0.00% Added +2.8k +2,800
40 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 78,50078.5k $3.7m $3.7m 0.00% Added +500 +500
41 Penn Capital Management Company, LLC 0.38% of their portfolio PHILADELPHIA, PA 77,90477.9k $3.7m $3.7m 0.38% Added +6.6k +6,575
42 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 77,36177.4k $3.7m $3.7m 0.00% Added +2.8k +2,844
43 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 76,40876.4k $3.6m $3.6m 0.00% Reduced -52.9k -52,852
44 Tortoise Index Solutions, LLC 4.36% of their portfolio OVERLAND PARK, KS 76,28776.3k $23.1m $23.1m 4.36% Added +880 +880
45 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.02% of their portfolio JUPITER, FL 75,00075.0k $3.6m $3.6m 0.02% Reduced -8.0k -8,002
46 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 71,60671.6k $3.4m $3.4m 0.01% Reduced -405 -405
47 CANADA LIFE ASSURANCE Co 0.01% of their portfolio WINNIPEG, A2 67,34967.3k $3.2m $3.2m 0.01% Added +4.7k +4,671
48 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 66,28366.3k $3.2m $3.2m 0.00% Added +3.1k +3,086
49 Public Sector Pension Investment Board 0.02% of their portfolio MONTREAL, A8 63,82063.8k $3.0m $3.0m 0.02% Unchanged
50 HENNESSY ADVISORS INC 0.19% of their portfolio NOVATO, CA 60,80360.8k $2.9m $2.9m 0.19% Reduced -3.1k -3,100
51 AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio Greenwich, CT 57,57157.6k $2.7m $2.7m 0.01% Reduced -305 -305
52 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 54,38754.4k $2.6m $2.6m 0.00% Added +23.6k +23,604
53 TWO SIGMA ADVISERS, LP 0.01% of their portfolio NEW YORK, NY 52,00052.0k $2.5m $2.5m 0.01% Reduced -57.9k -57,900
54 FIRST TRUST ADVISORS LP 0.00% of their portfolio Wheaton, IL 49,15549.2k $2.3m $2.3m 0.00% Added +10.0k +9,988
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 J.P. Morgan Private Wealth Advisors LLC 0.01% of their portfolio SAN FRANCISCO, CA 48,35448.4k $2.3m $2.3m 0.01% Added +2.2k +2,197
57 Allspring Global Investments Holdings, LLC 0.00% of their portfolio CHARLOTTE, NC 47,36547.4k $2.3m $2.3m 0.00% Added +8.3k +8,338
58 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 44,11544.1k $2.1m $2.1m 0.00% Added +945 +945
59 Richard C. Young & CO., LTD. 0.27% of their portfolio NEWPORT, RI 42,82642.8k $2.0m $2.0m 0.27% Reduced -9.9k -9,906
60 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 42,16042.2k $2.0m $2.0m 0.00% Added +298 +298
61 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 39,43639.4k $1.9m $1.9m 0.00% Added +10.8k +10,804
62 MARTINGALE ASSET MANAGEMENT L P 0.04% of their portfolio BOSTON, MA 38,35538.4k $1.8m $1.8m 0.04% Added +3.0k +2,991
63 State of Tennessee, Department of Treasury 0.01% of their portfolio NASHVILLE, TN 37,11737.1k $1.8m $1.8m 0.01% Added +13.3k +13,298
64 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 36,93936.9k $1.8m $1.8m 0.00% Added +6.2k +6,163
65 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 36,00336.0k $1.7m $1.7m 0.00% Added +12 +12
66 PICTET ASSET MANAGEMENT SA 0.00% of their portfolio GENEVA 73, V8 35,97236.0k $1.7m $1.7m 0.00% Reduced -14.0k -13,983
67 North Star Investment Management Corp. 0.15% of their portfolio CHICAGO, IL 35,95036.0k $1.7m $1.7m 0.15% Unchanged
68 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 34,90434.9k $1.7m $1.7m 0.00% Added +6.5k +6,525
69 Asset Management One Co., Ltd. 0.01% of their portfolio TOKYO, M0 34,57634.6k $1.7m $1.7m 0.01% New
70 GAMCO INVESTORS, INC. ET AL 0.02% of their portfolio GREENWICH, CT 34,40034.4k $1.6m $1.6m 0.02% Unchanged
71 SG Americas Securities, LLC 0.02% of their portfolio NEW YORK, NY 32,97433.0k $1.6m $1.6m 0.02% Added +26.2k +26,182
72 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 32,83932.8k $1.6m $1.6m 0.00% Added +3.8k +3,789
73 Rodgers Brothers Inc. 0.31% of their portfolio Harmony, PA 32,70032.7k $1.6m $1.6m 0.31% New
74 UBS Group AG 0.00% of their portfolio ZURICH, V8 32,49832.5k $1.5m $1.5m 0.00% Reduced -2.5k -2,517
75 AVANTAX ADVISORY SERVICES, INC. 0.02% of their portfolio DALLAS, TX 30,85730.9k $1.5m $1.5m 0.02% Added +4.0k +3,960
76 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 28,24528.2k $1.3m $1.3m 0.00% Added +4.0k +4,014
77 PANAGORA ASSET MANAGEMENT INC 0.01% of their portfolio BOSTON, MA 26,27226.3k $1.3m $1.3m 0.01% Reduced -74.3k -74,253
78 EXCHANGE TRADED CONCEPTS, LLC 0.04% of their portfolio Oklahoma City, OK 25,94025.9k $1.2m $1.2m 0.04% Added +788 +788
79 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 25,10125.1k $1.2m $1.2m 0.00% Reduced -6 -6
80 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 24,44024.4k $1.2m $1.2m 0.01% Added +339 +339
81 Allianz Asset Management GmbH 0.00% of their portfolio MUNICH, 2M 23,84023.8k $1.1m $1.1m 0.00% Reduced -292.8k -292,831
82 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 23,80423.8k $1.1m $1.1m 0.00% Added +1.5k +1,530
83 PUTNAM INVESTMENTS LLC 0.00% of their portfolio BOSTON, MA 23,69223.7k $1.1m $1.1m 0.00% Reduced -13 -13
84 TEXAS PERMANENT SCHOOL FUND CORP 0.02% of their portfolio AUSTIN, TX 23,59723.6k $1.1m $1.1m 0.02% Reduced -1.4k -1,447
85 Maryland State Retirement & Pension System 0.03% of their portfolio BALTIMORE, MD 22,88222.9k $1.1m $1.1m 0.03% New
86 YOUSIF CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BLOOMFIELD HILLS, MI 22,28622.3k $1.1m $1.1m 0.01% Reduced -5.7k -5,720
87 Magellan Asset Management Ltd 0.01% of their portfolio Sydney, C3 21,50821.5k $1.0m $1.0m 0.01% Unchanged
88 TRUE Private Wealth Advisors 0.16% of their portfolio Salem, OR 21,44021.4k $1.0m $1.0m 0.16% Reduced -937 -937
89 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 21,24621.2k $1.0m $1.0m 0.00% Added +4.2k +4,164
90 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 21,16421.2k $1.0m $1.0m 0.00% Reduced -963 -963
91 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 21,13521.1k $1.0m $1.0m 0.00% Added +528 +528
92 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 20,97821.0k $998.3k $998.3k 0.00% Reduced -20.3k -20,339
93 COMERICA BANK 0.01% of their portfolio DALLAS, TX 20,81520.8k $1.0m $1.0m 0.01% Reduced -5.8k -5,755
94 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 20,76220.8k $988.1k $988.1k 0.00% Reduced -1.7k -1,706
95 GRACE & WHITE INC /NY 0.19% of their portfolio NY, NY 20,01420.0k $952.5k $952.5k 0.19% Unchanged
96 CORNERCAP INVESTMENT COUNSEL INC 0.16% of their portfolio Atlanta, GA 19,93119.9k $948.5k $948.5k 0.16% Added +513 +513
97 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 19,85419.9k $944.0k $944.0k 0.00% Added +218 +218
98 Jackson Creek Investment Advisors LLC 0.41% of their portfolio CASTLE ROCK, CO 19,38119.4k $922.0k $922.0k 0.41% New
99 AMERICAN INTERNATIONAL GROUP, INC. 0.01% of their portfolio New York, NY 18,87718.9k $898.4k $898.4k 0.01% Reduced -128 -128
100 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 18,48518.5k $880.0k $880.0k 0.00% Reduced -5.5k -5,468