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POWER SOLUTIONS INTL INC COM NEW
POWER SOLUTIONS INTL INC COM NEW. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 85 Institutional holders with a total value of $260,761,553.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WESTFIELD CAPITAL MANAGEMENT CO LP 443,424 22,885,000 8.78%
2 Granahan Investment Management, LLC 433,600 22,378,000 8.58%
3 WELLS FARGO & COMPANY/MN 315,822 16,300,000 6.25%
4 FMR LLC 266,600 13,759,000 5.28%
5 State of New Jersey Common Pension Fund D 260,000 13,419,000 5.15%
6 NEXT CENTURY GROWTH INVESTORS LLC 258,406 13,336,000 5.11%
7 Stephens Investment Management Group LLC 240,974 12,437,000 4.77%
8 RK Capital Management, LLC 239,369 12,354,000 4.74%
9 GAGNON SECURITIES LLC 202,939 10,474,000 4.02%
10 Summit Creek Advisors LLC 176,720 9,121,000 3.50%
11 BlackRock Institutional Trust Company, N.A. 166,884 8,613,000 3.30%
12 RUSSELL FRANK CO/ 145,572 7,510,000 2.88%
13 VANGUARD GROUP INC 139,216 7,186,000 2.76%
14 OAK RIDGE INVESTMENTS LLC 127,000 6,554,000 2.51%
15 BlackRock Fund Advisors 125,156 6,459,000 2.48%
16 Gagnon Advisors, LLC 120,364 6,212,000 2.38%
17 Elk Creek Partners, LLC 118,475 6,114,000 2.34%
18 Nichols Asset Management LLC 110,682 5,712,000 2.19%
19 KORNITZER CAPITAL MANAGEMENT INC /KS 94,373 4,871,000 1.87%
20 WELLINGTON MANAGEMENT GROUP LLP 84,200 4,346,000 1.67%
21 TCW GROUP INC 77,968 4,024,000 1.54%
22 NORTHERN TRUST CORP 69,420 3,583,000 1.37%
23 UNITED SERVICES AUTOMOBILE ASSOCIATION 64,472 3,327,000 1.28%
24 Tygh Capital Management, Inc. 59,211 3,056,000 1.17%
25 GILDER GAGNON HOWE & CO LLC 58,303 3,009,000 1.15%
26 FIRST TRUST ADVISORS LP 52,287 2,699,000 1.04%
27 STATE STREET CORP 49,533 2,554,000 0.98%
28 SUFFOLK CAPITAL MANAGEMENT LLC 48,955 2,527,000 0.97%
29 ArrowMark Colorado Holdings LLC 39,931 2,061,000 0.79%
30 AMERIPRISE FINANCIAL INC 33,319 1,719,000 0.66%
31 Richard Bernstein Advisors LLC 29,557 1,525,000 0.58%
32 Robert W. Baird & Co. Inc 28,732 1,483,000 0.57%
33 GEODE CAPITAL MANAGEMENT, LLC 27,549 1,421,000 0.54%
34 Texan Capital Management 26,635 1,375,000 0.53%
35 GAM Holding AG 22,200 1,146,000 0.44%
36 SATURNA CAPITAL CORP 18,445 952,000 0.37%
37 Bank of New York Mellon Corp 18,085 933,000 0.36%
38 TIAA CREF INVESTMENT MANAGEMENT LLC 15,978 825,000 0.32%
39 VIRTUS CAPITAL ADVISERS, LLC 15,495 800,000 0.31%
40 OBERWEIS ASSET MANAGEMENT INC/ 14,200 733,000 0.28%
41 MORGAN STANLEY 13,606 702,000 0.27%
42 BlackRock Investment Management, LLC 13,054 674,000 0.26%
43 WEATHERBIE CAPITAL, LLC 12,144 627,000 0.24%
44 New Jersey Better Educational Savings Trust 12,000 619,000 0.24%
45 1492 Capital Management LLC 11,873 613,000 0.24%
46 Invesco Ltd. 11,408 589,000 0.23%
47 MILLENNIUM MANAGEMENT LLC 11,088 572,000 0.22%
48 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 10,060 520,000 0.20%
49 Calamos Advisors LLC 9,850 508,000 0.19%
50 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 8,342 431,000 0.17%
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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.