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NORTHWEST NAT GAS CO
NORTHWEST NAT GAS CO. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 224 Institutional holders with a total value of $1,123,213,255.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Finance, Inc. 3,559,783 213,051,000 18.97%
2 VANGUARD GROUP INC 2,729,991 163,389,000 14.55%
3 DIMENSIONAL FUND ADVISORS LP 861,985 51,590,000 4.59%
4 DUFF & PHELPS INVESTMENT MANAGEMENT CO 800,000 47,880,000 4.26%
5 STATE STREET CORP 736,047 44,053,000 3.92%
6 NORGES BANK 579,675 34,694,000 3.09%
7 Bank of New York Mellon Corp 505,931 30,280,000 2.70%
8 JPMORGAN CHASE & CO 461,003 27,591,000 2.46%
9 Invesco Ltd. 456,295 27,309,000 2.43%
10 GABELLI FUNDS LLC 451,000 26,992,000 2.40%
11 RENAISSANCE TECHNOLOGIES LLC 427,100 25,562,000 2.28%
12 PARNASSUS INVESTMENTS, LLC 397,500 23,790,000 2.12%
13 FIRST TRUST ADVISORS LP 368,087 22,030,000 1.96%
14 NORTHERN TRUST CORP 355,037 21,249,000 1.89%
15 AMERIPRISE FINANCIAL INC 293,173 17,546,000 1.56%
16 Robeco Institutional Asset Management B.V. 269,738 16,144,000 1.44%
17 GEODE CAPITAL MANAGEMENT, LLC 264,556 15,833,000 1.41%
18 OLD REPUBLIC INTERNATIONAL CORP 263,300 15,759,000 1.40%
19 HENNESSY ADVISORS INC 235,303 14,083,000 1.25%
20 Fisher Asset Management, LLC 229,186 13,717,000 1.22%
21 PRINCIPAL FINANCIAL GROUP INC 221,409 13,252,000 1.18%
22 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 182,781 10,940,000 0.97%
23 Legal & General Group Plc 144,034 8,620,000 0.77%
24 MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 136,824 8,189,000 0.73%
25 Global X Management CO LLC 135,736 8,124,000 0.72%
26 CAMDEN NATIONAL BANK 135,620 8,117,000 0.72%
27 AHL Partners LLP 133,601 7,996,000 0.71%
28 ProShare Advisors LLC 120,271 7,198,000 0.64%
29 PARAMETRIC PORTFOLIO ASSOCIATES LLC 115,818 6,932,000 0.62%
30 WELLS FARGO & COMPANY/MN 114,047 6,825,000 0.61%
31 BESSEMER GROUP INC 110,486 6,613,000 0.59%
32 MORGAN STANLEY 106,487 6,373,000 0.57%
33 DEUTSCHE BANK AG\ 94,418 5,649,000 0.50%
34 BANK OF AMERICA CORP /DE/ 93,372 5,589,000 0.50%
35 MARTINGALE ASSET MANAGEMENT L P 91,808 5,495,000 0.49%
36 Clear Harbor Asset Management, LLC 89,593 5,429,000 0.48%
37 TIAA CREF INVESTMENT MANAGEMENT LLC 89,802 5,375,000 0.48%
38 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 77,311 4,627,000 0.41%
39 Robeco Schweiz AG 75,000 4,478,000 0.40%
40 MILLENNIUM MANAGEMENT LLC 74,723 4,472,000 0.40%
41 ALLIANCEBERNSTEIN L.P. 66,576 3,985,000 0.35%
42 GOLDMAN SACHS GROUP INC 66,203 3,962,000 0.35%
43 RHUMBLINE ADVISERS 61,050 3,654,000 0.33%
44 RUSSELL INVESTMENTS GROUP, LTD. 53,706 3,215,000 0.29%
45 TEACHERS ADVISORS, LLC 51,602 3,088,000 0.27%
46 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 50,348 3,013,000 0.27%
47 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 49,800 2,981,000 0.27%
48 PRUDENTIAL FINANCIAL INC 48,619 2,910,000 0.26%
49 Swiss National Bank 47,200 2,825,000 0.25%
50 Piermont Capital Management Inc. 41,942 2,510,000 0.22%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.