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WESTAMERICA BANCORPORATION COM
WESTAMERICA BANCORPORATION COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 133 Institutional holders with a total value of $1,003,968,822.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRICE T ROWE ASSOCIATES INC /MD/ 2,600,278 121,563,000 12.11%
2 AMERICAN CENTURY COMPANIES INC 2,369,663 110,782,000 11.03%
3 VANGUARD GROUP INC 1,934,241 90,426,000 9.01%
4 BlackRock Fund Advisors 1,575,555 73,657,000 7.34%
5 ATLANTA CAPITAL MANAGEMENT CO L L C 1,164,184 54,426,000 5.42%
6 JPMORGAN CHASE & CO 932,247 43,583,000 4.34%
7 DEPRINCE RACE & ZOLLO INC 882,398 41,252,000 4.11%
8 VICTORY CAPITAL MANAGEMENT INC 827,562 38,688,000 3.85%
9 DIMENSIONAL FUND ADVISORS LP 758,107 35,443,000 3.53%
10 STATE STREET CORP 713,788 33,370,000 3.32%
11 BlackRock Institutional Trust Company, N.A. 667,570 31,209,000 3.11%
12 Neuberger Berman Group LLC 658,735 30,796,000 3.07%
13 SPRUCEGROVE INVESTMENT MANAGEMENT LTD 593,300 27,737,000 2.76%
14 NORTHERN TRUST CORP 456,403 21,337,000 2.13%
15 SCHRODER INVESTMENT MANAGEMENT GROUP 364,500 17,040,000 1.70%
16 DENVER INVESTMENT ADVISORS LLC 354,871 16,590,000 1.65%
17 RUSSELL FRANK CO/ 331,497 15,889,000 1.58%
18 Bank of New York Mellon Corp 334,018 15,615,000 1.56%
19 Invesco Ltd. 314,947 14,724,000 1.47%
20 PALISADE CAPITAL MANAGEMENT, LP 240,013 11,221,000 1.12%
21 Hutchin Hill Capital, LP 200,000 9,350,000 0.93%
22 AMERIPRISE FINANCIAL INC 183,416 8,575,000 0.85%
23 GEODE CAPITAL MANAGEMENT, LLC 178,890 8,363,000 0.83%
24 PRINCIPAL FINANCIAL GROUP INC 168,024 7,855,000 0.78%
25 TIVERTON ASSET MANAGEMENT LLC 150,000 7,013,000 0.70%
26 NORGES BANK 149,093 6,970,000 0.69%
27 BANK OF AMERICA CORP /DE/ 125,422 5,864,000 0.58%
28 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 106,588 4,983,000 0.50%
29 BlackRock Investment Management, LLC 105,608 4,937,000 0.49%
30 TIAA CREF INVESTMENT MANAGEMENT LLC 97,106 4,540,000 0.45%
31 Nationwide Fund Advisors 88,782 4,151,000 0.41%
32 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 86,044 4,023,000 0.40%
33 COMERICA BANK 90,320 3,925,000 0.39%
34 Mraz, Amerine & Associates, Inc. 83,034 3,882,000 0.39%
35 SEI INVESTMENTS CO 78,654 3,677,000 0.37%
36 GOLDMAN SACHS GROUP INC 76,274 3,565,000 0.36%
37 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 74,520 3,484,000 0.35%
38 WELLS FARGO & COMPANY/MN 66,842 3,125,000 0.31%
39 RENAISSANCE TECHNOLOGIES LLC 62,622 2,928,000 0.29%
40 PRUDENTIAL FINANCIAL INC 59,696 2,791,000 0.28%
41 DEUTSCHE BANK AG\ 56,777 2,652,000 0.26%
42 RHUMBLINE ADVISERS 56,617 2,647,000 0.26%
43 MORGAN STANLEY 50,225 2,348,000 0.23%
44 TEACHERS ADVISORS, LLC 49,931 2,334,000 0.23%
45 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 47,333 2,213,000 0.22%
46 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 43,961 2,055,000 0.20%
47 BlackRock Group LTD 40,916 1,913,000 0.19%
48 Visium Asset Management, LP 40,840 1,910,000 0.19%
49 ALLIANCEBERNSTEIN L.P. 39,700 1,764,000 0.18%
50 PARAMETRIC PORTFOLIO ASSOCIATES LLC 35,041 1,638,000 0.16%
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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.