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NORTHWESTERN CORP
NORTHWESTERN CORP. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 238 Institutional holders with a total value of $2,945,018,326.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Finance, Inc. 9,037,361 551,460,000 18.73%
2 VANGUARD GROUP INC 4,458,394 272,052,000 9.24%
3 JPMORGAN CHASE & CO 2,504,292 152,812,000 5.19%
4 PRICE T ROWE ASSOCIATES INC /MD/ 1,863,515 113,712,000 3.86%
5 STATE STREET CORP 1,799,646 109,811,000 3.73%
6 AMERICAN CENTURY COMPANIES INC 1,501,387 91,615,000 3.11%
7 MACQUARIE GROUP LTD 1,423,332 86,851,000 2.95%
8 NORTHERN TRUST CORP 1,404,504 85,702,000 2.91%
9 WESTWOOD HOLDINGS GROUP INC 1,063,451 64,872,000 2.20%
10 DIMENSIONAL FUND ADVISORS LP 980,294 59,818,000 2.03%
11 VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 947,600 57,823,000 1.96%
12 Bank of New York Mellon Corp 939,202 57,310,000 1.95%
13 ALLIANCEBERNSTEIN L.P. 933,993 56,992,000 1.94%
14 PANAGORA ASSET MANAGEMENT INC 767,650 46,842,000 1.59%
15 GW&K Investment Management, LLC 659,166 40,222,000 1.37%
16 GABELLI FUNDS LLC 618,500 37,741,000 1.28%
17 TEACHERS ADVISORS, LLC 618,396 37,735,000 1.28%
18 PRUDENTIAL FINANCIAL INC 609,981 37,221,000 1.26%
19 NORGES BANK 602,995 36,795,000 1.25%
20 JANUS HENDERSON GROUP PLC 601,810 36,722,000 1.25%
21 FRANKLIN RESOURCES INC 596,800 36,417,000 1.24%
22 VICTORY CAPITAL MANAGEMENT INC 540,028 32,952,000 1.12%
23 Invesco Ltd. 537,235 32,782,000 1.11%
24 AQR CAPITAL MANAGEMENT LLC 465,324 28,394,000 0.96%
25 BANK OF AMERICA CORP /DE/ 402,277 24,547,000 0.83%
26 Epoch Investment Partners, Inc. 400,408 24,433,000 0.83%
27 SYSTEMATIC FINANCIAL MANAGEMENT LP 390,284 23,815,000 0.81%
28 GEODE CAPITAL MANAGEMENT, LLC 389,990 23,797,000 0.81%
29 INVESTMENT COUNSELORS OF MARYLAND LLC 360,698 22,010,000 0.75%
30 VIRTUS CAPITAL ADVISERS, LLC 353,200 21,298,000 0.72%
31 CHARTWELL INVESTMENT PARTNERS, LLC 331,727 20,242,000 0.69%
32 FIRST MANHATTAN CO. LLC. 312,497 19,068,000 0.65%
33 LOOMIS SAYLES & CO L P 298,531 18,216,000 0.62%
34 GAMCO INVESTORS, INC. ET AL 293,200 17,891,000 0.61%
35 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 284,172 17,341,000 0.59%
36 DENVER INVESTMENT ADVISORS LLC 271,937 16,594,000 0.56%
37 DEUTSCHE BANK AG\ 269,314 16,431,000 0.56%
38 ROYAL BANK OF CANADA 264,746 16,155,000 0.55%
39 GOLDMAN SACHS GROUP INC 259,509 15,836,000 0.54%
40 MORGAN STANLEY 243,803 14,877,000 0.51%
41 VOYA INVESTMENT MANAGEMENT LLC 215,302 13,138,000 0.45%
42 Nationwide Fund Advisors 214,686 13,100,000 0.44%
43 AMERIPRISE FINANCIAL INC 211,802 12,924,000 0.44%
44 PRINCIPAL FINANCIAL GROUP INC 207,030 12,633,000 0.43%
45 DEAN INVESTMENT ASSOCIATES, LLC 200,846 12,256,000 0.42%
46 SAPIENCE INVESTMENTS, LLC 196,920 12,016,000 0.41%
47 MILLENNIUM MANAGEMENT LLC 194,235 11,852,000 0.40%
48 CORTLAND ADVISERS LLC 190,211 11,606,000 0.39%
49 Legal & General Group Plc 185,983 11,352,000 0.39%
50 THRIVENT FINANCIAL FOR LUTHERANS 164,930 10,064,000 0.34%
Page 1 of 5

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.