Gran Tierra Energy Inc. (GTE) ownership: Equinox Partners Investment Management LLC 24% · institutions 56% · index and ETF funds 7% (13F 2026-03-31). Insider activity, 90 days: Insiders bought (40 sales, 5 open-market buys). SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| Equinox Partners Investment Management LLC | 6381471.00 | $57.24M | 18.0% | 2026-03-31 |
| LM Asset Management Inc. | 4045420.00 | $36.29M | 11.4% | 2026-03-31 |
| American Century | 1609150.00 | $14.43M | 4.5% | 2026-03-31 |
| D. E. Shaw | 1100206.00 | $9.87M | 3.1% | 2026-03-31 |
| Two Sigma | 958914.00 | $8.60M | 2.7% | 2026-03-31 |
| Renaissance Technologies | 776680.00 | $6.97M | 2.2% | 2026-03-31 |
| Arrowstreet Capital | 604377.00 | $5.42M | 1.7% | 2026-03-31 |
| Bridgeway Capital Management, LLC | 555916.00 | $4.99M | 1.6% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-08-17 | |
| Sell | null | 2026-08-17 | |
| Sell | null | 2026-08-17 | |
| Sell | null | 2026-08-17 | |
| Sell | null | 2026-08-13 | |
| Sell | null | 2026-08-13 | |
| Sell | null | 2026-08-13 | |
| Sell | null | 2026-08-13 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.