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

Institutional Holders (2017Q1)
Portfolio Summary: 143 Institutional holders with a total value of $1,183,940,926.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FEDERATED HERMES, INC. 4 1,000 0.00%
2 BARCLAYS PLC 100 4,000 0.00% Call
3 MEEDER ASSET MANAGEMENT INC 198 8,000 0.00%
4 FNY Managed Accounts LLC 200 8,000 0.00%
5 CITIGROUP INC 200 8,000 0.00% Call
6 NISA INVESTMENT ADVISORS, LLC 210 9,000 0.00%
7 ENVESTNET ASSET MANAGEMENT INC 412 17,000 0.00%
8 LADENBURG THALMANN FINANCIAL SERVICES INC. 464 19,000 0.00%
9 BARCLAYS PLC 600 25,000 0.00% Put
10 BESSEMER GROUP INC 691 28,000 0.00%
11 PNC FINANCIAL SERVICES GROUP, INC. 862 36,000 0.00%
12 VICTORY CAPITAL MANAGEMENT INC 925 38,000 0.00%
13 Independent Portfolio Consultants, Inc. 965 40,000 0.00%
14 FIFTH THIRD BANCORP 1,143 47,000 0.00%
15 Walleye Trading LLC 1,200 49,000 0.00% Call
16 SEI INVESTMENTS CO 1,216 50,000 0.00%
17 FORTALEZA ASSET MANAGEMENT INC/ 1,265 52,000 0.00%
18 CANADA PENSION PLAN INVESTMENT BOARD 1,500 62,000 0.01%
19 STEPHENS INC /AR/ 1,768 73,000 0.01%
20 BANK OF MONTREAL /CAN/ 2,276 93,000 0.01%
21 Ameritas Investment Partners, Inc. 2,476 102,000 0.01%
22 PARADIGM ASSET MANAGEMENT CO LLC 2,600 106,730 0.01%
23 CANADA LIFE ASSURANCE Co 2,611 107,000 0.01%
24 MIGDAL INSURANCE & FINANCIAL HOLDINGS LTD. 3,311 135,000 0.01%
25 BARCLAYS PLC 4,083 167,000 0.01%
26 Walleye Trading LLC 4,800 198,000 0.02% Put
27 ELLINGTON MANAGEMENT GROUP LLC 4,900 201,000 0.02%
28 PEAK6 Group LLC 5,122 210,000 0.02%
29 Verition Fund Management LLC 5,135 211,000 0.02%
30 US BANCORP \DE\ 5,386 221,000 0.02%
31 PRELUDE CAPITAL MANAGEMENT, LLC 6,010 247,000 0.02%
32 MOODY NATIONAL BANK TRUST DIVISION 6,355 260,000 0.02%
33 Aperio Group, LLC 6,583 270,000 0.02%
34 AMERICAN NATIONAL INSURANCE CO 6,625 272,000 0.02%
35 NOMURA HOLDINGS INC 6,800 280,000 0.02% Call
36 GOLDMAN SACHS GROUP INC 6,900 283,000 0.02% Put
37 HIGHBRIDGE CAPITAL MANAGEMENT LLC 7,466 306,000 0.03%
38 STONERIDGE INVESTMENT PARTNERS LLC 7,554 310,000 0.03%
39 GOLDMAN SACHS GROUP INC 7,700 316,000 0.03% Call
40 Walleye Trading LLC 8,126 334,000 0.03%
41 PEAK6 Group LLC 8,200 337,000 0.03% Call
42 VAN ECK ASSOCIATES CORP 8,282 340,000 0.03%
43 TUDOR INVESTMENT CORP ET AL 8,840 363,000 0.03%
44 CITADEL ADVISORS LLC 8,900 365,000 0.03% Call
45 OPPENHEIMER & CO INC 8,950 367,000 0.03%
46 CITADEL ADVISORS LLC 9,300 382,000 0.03% Put
47 GSA CAPITAL PARTNERS LLP 9,497 390,000 0.03%
48 Legal & General Group Plc 10,651 437,000 0.04%
49 CHICAGO EQUITY PARTNERS LLC 10,825 444,000 0.04%
50 PARAMETRIC PORTFOLIO ASSOCIATES LLC 11,033 453,000 0.04%
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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.