CALGARY, A0
GRAN TIERRA ENERGY INC.GTE— Latest position per institution from SEC 13F filings
15
Institutional holders
24.92M
Total shares held
150.04M
Estimated value
1.25M
Avg. position size
EQUINOX PARTNERS INVESTMENT MANAGEMENT LLC
CIK 938552
Shares
6.38M
Value
39.88M
Filed
Jun 30, 2026
LM ASSET MANAGEMENT INC.
CIK 2057190
Shares
4.37M
Value
27.28M
Filed
Jun 30, 2026
ENCOMPASS CAPITAL ADVISORS LLC
CIK 1541901
Shares
2.39M
Value
11.39M
Filed
Jun 30, 2025
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
1.70M
Value
10.64M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.39M
Value
8.66M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
1.16M
Value
7.24M
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
960.36K
Value
6M
Filed
Jun 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
803.76K
Value
5.02M
Filed
Jun 30, 2026
RWC ASSET MANAGEMENT LLP
CIK 1520478
Shares
772.51K
Value
3.32M
Filed
Sep 30, 2025
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 1107261
Shares
575.60K
Value
3.60M
Filed
Jun 30, 2026
CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.
CIK 1596800
Shares
523.88K
Value
3.29M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
523.38K
Value
3.27M
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
505.89K
Value
3.16M
Filed
Jun 30, 2026
BNP PARIBAS FINANCIAL MARKETS
CIK 1166588
Shares
467.83K
Value
2.92M
Filed
Jun 30, 2026
UNIVERSAL- BETEILIGUNGS- UND SERVICEGESELLSCHAFT MBH
CIK 2057170
Shares
461.53K
Value
2.20M
Filed
Jun 30, 2025
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
437.21K
Value
2.73M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
411.14K
Value
2.57M
Filed
Jun 30, 2026
PEAK6 INVESTMENTS LLC
CIK 1756111
Shares
400.60K
Value
2.51M
Filed
Sep 30, 2024
EMPOWERED FUNDS, LLC
CIK 1592828
Shares
360.59K
Value
2.25M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
333.19K
Value
2.08M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | EQUINOX PARTNERS INVESTMENT MANAGEMENT LLC | 938552 | 6.38M | 39.88M | Jun 30, 2026 |
| 2 | LM ASSET MANAGEMENT INC. | 2057190 | 4.37M | 27.28M | Jun 30, 2026 |
| 3 | ENCOMPASS CAPITAL ADVISORS LLC | 1541901 | 2.39M | 11.39M | Jun 30, 2025 |
| 4 | AMERICAN CENTURY COMPANIES INC | 748054 | 1.70M | 10.64M | Jun 30, 2026 |
| 5 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.39M | 8.66M | Jun 30, 2026 |
| 6 | D. E. SHAW & CO., INC. | 1009207 | 1.16M | 7.24M | Jun 30, 2026 |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 960.36K | 6M | Jun 30, 2026 |
| 8 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 803.76K | 5.02M | Jun 30, 2026 |
| 9 | RWC ASSET MANAGEMENT LLP | 1520478 | 772.51K | 3.32M | Sep 30, 2025 |
| 10 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1107261 | 575.60K | 3.60M | Jun 30, 2026 |
| 11 | CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 1596800 | 523.88K | 3.29M | Jun 30, 2026 |
| 12 | CITADEL ADVISORS LLC | 1423053 | 523.38K | 3.27M | Jun 30, 2026 |
| 13 | UBS GROUP AG | 1610520 | 505.89K | 3.16M | Jun 30, 2026 |
| 14 | BNP PARIBAS FINANCIAL MARKETS | 1166588 | 467.83K | 2.92M | Jun 30, 2026 |
| 15 | UNIVERSAL- BETEILIGUNGS- UND SERVICEGESELLSCHAFT MBH | 2057170 | 461.53K | 2.20M | Jun 30, 2025 |
| 16 | DIMENSIONAL FUND ADVISORS LP | 354204 | 437.21K | 2.73M | Jun 30, 2026 |
| 17 | MORGAN STANLEY | 895421 | 411.14K | 2.57M | Jun 30, 2026 |
| 18 | PEAK6 INVESTMENTS LLC | 1756111 | 400.60K | 2.51M | Sep 30, 2024 |
| 19 | EMPOWERED FUNDS, LLC | 1592828 | 360.59K | 2.25M | Jun 30, 2026 |
| 20 | MILLENNIUM MANAGEMENT LLC | 1273087 | 333.19K | 2.08M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.