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IMPERVA INC
IMPERVA INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 192 Institutional holders with a total value of $1,813,479,306.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 3,411,109 223,359,000 12.32%
2 VANGUARD GROUP INC 1,806,729 118,304,000 6.52%
3 EAGLE ASSET MANAGEMENT INC 1,335,771 87,466,000 4.82%
4 JPMORGAN CHASE & CO 1,232,524 80,705,000 4.45%
5 Allianz Asset Management GmbH 1,204,725 78,885,000 4.35%
6 Clearbridge Investments, LLC 1,005,212 65,821,000 3.63%
7 WELLS FARGO & COMPANY/MN 877,486 57,458,000 3.17%
8 PRICE T ROWE ASSOCIATES INC /MD/ 729,715 47,782,000 2.63%
9 BlackRock Fund Advisors 693,902 45,437,000 2.51%
10 BlackRock Institutional Trust Company, N.A. 641,673 42,017,000 2.32%
11 PICTET ASSET MANAGEMENT LTD 616,309 40,356,000 2.23%
12 PALISADE CAPITAL MANAGEMENT, LP 584,566 38,277,000 2.11%
13 OppenheimerFunds, Inc. 480,355 31,453,000 1.73%
14 ANDOR CAPITAL MANAGEMENT, L.L.C. 450,000 29,466,000 1.62%
15 STATE STREET CORP 447,508 29,304,000 1.62%
16 EMERALD ADVISERS, LLC 437,854 28,671,000 1.58%
17 Granahan Investment Management, LLC 400,380 26,217,000 1.45%
18 COLUMBUS CIRCLE INVESTORS 390,250 25,554,000 1.41%
19 EMERALD MUTUAL FUND ADVISERS TRUST 388,667 25,450,000 1.40%
20 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 375,431 24,583,000 1.36%
21 WELLINGTON MANAGEMENT GROUP LLP 373,762 24,474,000 1.35%
22 CORNERSTONE CAPITAL MANAGEMENT LLC 365,684 23,945,000 1.32%
23 NORTHERN TRUST CORP 356,440 23,340,000 1.29%
24 NEXT CENTURY GROWTH INVESTORS LLC 336,373 22,025,000 1.21%
25 LOOMIS SAYLES & CO L P 317,776 20,808,000 1.15%
26 LORD, ABBETT & CO. LLC 314,949 20,623,000 1.14%
27 ALLIANCEBERNSTEIN L.P. 312,961 20,493,000 1.13%
28 EVENTIDE ASSET MANAGEMENT, LLC 309,700 20,279,000 1.12%
29 RUSSELL FRANK CO/ 248,637 16,281,000 0.90%
30 Invesco Ltd. 235,419 15,415,000 0.85%
31 Cortina Asset Management, LLC 223,911 14,662,000 0.81%
32 Zweig-DiMenna Associates LLC 220,280 14,424,000 0.80%
33 Hood River Capital Management LLC 206,346 13,512,000 0.75%
34 AMERIPRISE FINANCIAL INC 192,452 12,603,000 0.69%
35 TEACHERS ADVISORS, LLC 191,148 12,516,000 0.69%
36 BLACKROCK ADVISORS LLC 167,901 10,994,000 0.61%
37 GEODE CAPITAL MANAGEMENT, LLC 154,246 10,100,000 0.56%
38 CREDIT SUISSE AG/ 153,505 10,050,000 0.55%
39 Bank of New York Mellon Corp 151,436 9,916,000 0.55%
40 Visium Asset Management, LP 145,300 9,514,000 0.52%
41 VISTA EQUITY PARTNERS MANAGEMENT, LLC 142,623 9,339,000 0.51%
42 BALYASNY ASSET MANAGEMENT L.P. 140,042 9,170,000 0.51%
43 Retirement Systems of Alabama 132,034 8,646,000 0.48%
44 COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT 131,135 8,586,000 0.47%
45 QS Investors, LLC 130,500 8,545,000 0.47%
46 THRIVENT FINANCIAL FOR LUTHERANS 122,508 8,021,000 0.44%
47 QUENTEC ASSET MANAGEMENT LLC 120,000 7,857,000 0.43% Put
48 LAZARD ASSET MANAGEMENT LLC 112,680 7,378,000 0.41%
49 COOKSON PEIRCE & CO INC 111,908 7,328,000 0.40% SH
50 RAINIER INVESTMENT MANAGEMENT LLC 107,960 7,069,000 0.39%
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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.