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

Institutional Holders (2015Q4)
Portfolio Summary: 135 Institutional holders with a total value of $329,546,117.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Amber Capital Management LP 19,423,527 42,149,000 12.79%
2 WEST FACE CAPITAL INC. 19,186,552 41,635,000 12.63%
3 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 13,653,227 29,627,000 8.99%
4 CANADA PENSION PLAN INVESTMENT BOARD 8,065,848 17,478,000 5.30%
5 Invesco Ltd. 7,334,034 15,916,000 4.83%
6 RENAISSANCE TECHNOLOGIES LLC 5,871,500 12,741,000 3.87%
7 EdgePoint Investment Group Inc. 5,597,079 12,175,000 3.69%
8 Grandeur Peak Global Advisors, LLC 5,565,582 12,077,000 3.66%
9 PUBLIC SECTOR PENSION INVESTMENT BOARD 5,117,666 11,089,000 3.36%
10 SCHRODER INVESTMENT MANAGEMENT GROUP 3,551,141 10,689,000 3.24%
11 VANGUARD GROUP INC 4,476,409 9,714,000 2.95%
12 JPMORGAN CHASE & CO 4,179,068 9,068,000 2.75%
13 River Road Asset Management, LLC 4,176,497 9,063,000 2.75%
14 BARROW HANLEY MEWHINNEY & STRAUSS LLC 3,903,313 8,471,000 2.57%
15 Bank of New York Mellon Corp 3,132,845 6,798,000 2.06%
16 MILLENNIUM MANAGEMENT LLC 2,857,633 6,201,000 1.88%
17 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 2,452,600 5,322,000 1.61%
18 Connor, Clark & Lunn Investment Management Ltd. 2,174,665 4,712,000 1.43%
19 FMR LLC 2,019,166 4,392,000 1.33%
20 NORGES BANK 1,821,481 3,953,000 1.20%
21 WASATCH ADVISORS LP 1,813,040 3,934,000 1.19%
22 FRANKLIN RESOURCES INC 1,625,920 3,528,000 1.07%
23 WCM INVESTMENT MANAGEMENT, LLC 1,522,894 3,305,000 1.00%
24 BNP Paribas Asset Management Holding S.A. 1,447,643 3,142,000 0.95%
25 TD ASSET MANAGEMENT INC 1,306,120 2,829,000 0.86%
26 DREMAN VALUE MANAGEMENT, L L C 1,157,486 2,512,000 0.76%
27 K.J. Harrison & Partners Inc 1,085,500 2,356,000 0.71%
28 Pinnacle Summer Investments, Inc. 1,006,995 2,185,000 0.66%
29 INTACT INVESTMENT MANAGEMENT INC. 710,800 2,123,000 0.64%
30 HBK INVESTMENTS L P 704,100 1,528,000 0.46%
31 USCA RIA LLC 690,000 1,497,000 0.45%
32 ALLIANCEBERNSTEIN L.P. 659,710 1,405,000 0.43%
33 AMERIPRISE FINANCIAL INC 620,020 1,345,000 0.41%
34 ROYAL BANK OF CANADA 591,636 1,284,000 0.39%
35 TWO SIGMA ADVISERS, LP 555,900 1,206,000 0.37%
36 Prince Street Capital Management LLC 546,600 1,190,000 0.36%
37 Cambrian Capital Limited Partnership 521,649 1,132,000 0.34%
38 PRICE T ROWE ASSOCIATES INC /MD/ 491,160 1,066,000 0.32%
39 TORONTO DOMINION BANK 461,783 1,003,000 0.30%
40 SUSQUEHANNA INTERNATIONAL GROUP, LLP 449,862 977,000 0.30%
41 First Houston Capital, Inc. 444,181 964,000 0.29%
42 Swiss National Bank 412,700 896,000 0.27%
43 SHEPHERD KAPLAN KROCHUK, LLC 401,014 873,000 0.26%
44 Legal & General Group Plc 348,674 756,000 0.23%
45 BANK OF MONTREAL /CAN/ 329,509 715,000 0.22%
46 Ashmore Group plc 326,900 709,000 0.22%
47 ACADIAN ASSET MANAGEMENT LLC 297,768 646,000 0.20%
48 Rathbones Group PLC 272,837 596,000 0.18%
49 MORGAN STANLEY 257,294 559,000 0.17%
50 NORTHERN TRUST CORP 213,907 464,000 0.14%
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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.