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GRAN TIERRA ENERGY INC
GRAN TIERRA ENERGY INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 177 Institutional holders with a total value of $895,347,001.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 15,572,380 86,271,000 9.64%
2 WASATCH ADVISORS LP 13,257,723 73,448,000 8.20%
3 FMR LLC 11,240,306 62,135,000 6.94%
4 Amber Capital Management LP 9,035,358 49,914,000 5.57%
5 CANADA PENSION PLAN INVESTMENT BOARD 8,408,300 46,573,000 5.20%
6 JPMORGAN CHASE & CO 5,493,471 30,434,000 3.40%
7 Grantham, Mayo, Van Otterloo & Co. LLC 5,373,162 29,761,000 3.32%
8 Invesco Ltd. 4,790,043 26,526,000 2.96%
9 FRANKLIN RESOURCES INC 4,479,251 24,813,000 2.77%
10 I.G. INVESTMENT MANAGEMENT, LTD. 4,451,039 24,606,000 2.75%
11 NORGES BANK 3,803,878 21,073,000 2.35%
12 SCHRODER INVESTMENT MANAGEMENT GROUP 3,711,312 20,558,204 2.30%
13 LIBRA ADVISORS LLC 3,505,880 19,423,000 2.17%
14 Numeric Investors LLC 3,411,726 18,901,000 2.11%
15 Cumberland Partners Ltd 2,856,525 17,682,000 1.97%
16 Grandeur Peak Global Advisors, LLC 3,078,350 17,054,000 1.90%
17 VANGUARD GROUP INC 3,034,285 16,810,000 1.88%
18 RENAISSANCE TECHNOLOGIES LLC 2,852,400 15,800,000 1.76%
19 MORGAN STANLEY 2,454,513 13,598,000 1.52%
20 PUBLIC SECTOR PENSION INVESTMENT BOARD 2,454,700 13,596,000 1.52%
21 RENAISSANCE GROUP LLC 1,967,421 10,900,000 1.22%
22 Bocage Capital, LLC 1,948,741 10,796,000 1.21%
23 Itau USA Asset Management Inc. 1,875,000 10,388,000 1.16%
24 CANADA LIFE ASSURANCE Co 1,857,467 10,266,000 1.15%
25 WHITEBOX ADVISORS LLC 1,711,411 9,481,000 1.06%
26 EdgePoint Investment Group Inc. 1,624,673 8,965,000 1.00%
27 WCM INVESTMENT MANAGEMENT, LLC 1,574,217 8,721,000 0.97%
28 TORONTO DOMINION BANK 1,544,901 8,533,000 0.95%
29 ROYAL BANK OF CANADA 1,468,666 8,137,000 0.91%
30 NORTHERN TRUST CORP 1,430,919 7,927,000 0.89%
31 GLG Partners LP 1,369,064 7,583,000 0.85%
32 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 1,319,746 7,311,000 0.82%
33 TD ASSET MANAGEMENT INC 1,319,790 7,310,000 0.82%
34 AXA S.A. 1,265,464 7,010,000 0.78%
35 DREMAN VALUE MANAGEMENT, L L C 1,035,760 5,738,000 0.64%
36 AGF INVESTMENTS INC. 1,034,523 5,719,000 0.64%
37 Point72 Asset Management, L.P. 1,030,000 5,690,000 0.64%
38 SYSTEMATIC FINANCIAL MANAGEMENT LP 880,675 4,878,000 0.54%
39 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 722,944 4,005,000 0.45%
40 TWO SIGMA ADVISERS, LP 712,600 3,948,000 0.44%
41 PRICE T ROWE ASSOCIATES INC /MD/ 701,560 3,887,000 0.43%
42 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 683,763 3,777,000 0.42%
43 COMERICA BANK 665,736 3,688,000 0.41%
44 USCA RIA LLC 662,850 3,672,000 0.41%
45 Pinnacle Summer Investments, Inc. 617,550 3,422,000 0.38%
46 MASON STREET ADVISORS, LLC 612,276 3,384,000 0.38%
47 Boston Partners 580,334 3,215,000 0.36%
48 WELLS FARGO & COMPANY/MN 555,820 3,080,000 0.34%
49 NBW CAPITAL LLC 527,421 2,922,000 0.33%
50 DRIEHAUS CAPITAL MANAGEMENT LLC 502,627 2,785,000 0.31%
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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.