---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-007569"
form_type: "8-K"
ticker: "GTE"
cik: "0001273441"
company_name: "GRAN TIERRA ENERGY INC."
filed_at: "2026-01-29T23:59:59+00:00"
generated_at: "2026-05-16T06:18:24.055017+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Gran Tierra reports 7th consecutive year of South America reserves growth; 2P reserves 258 MMBOE

## Summary
- Proved reserves 112 MMBOE (-17% YoY) due to Canadian natural gas reclassification to contingent resources.
- 2P reserves 258 MMBOE; PDP reserve replacement >100% in South America for 7th consecutive year.
- NPV10 before tax: $1.5B (1P), $2.5B (2P); NAV per share $22.63 (1P before tax).
- Average daily working interest production 38,448 BOEPD, up 38% YoY.
- Glauconitic unrisked 2C contingent resources 74 MMBOE; 118 MMBOE unrisked mean prospective resources in Colombia & Ecuador.

## SEC filing metadata
- accession: 0001104659-26-007569
- form_type: 8-K
- ticker: GTE
- cik: 0001273441
- company_name: GRAN TIERRA ENERGY INC.
- filed_at: 2026-01-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1273441/000110465926007569/0001104659-26-007569-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1273441/000110465926007569/tm264103d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-007569
- JSON: https://secwatch.observer/filing/0001104659-26-007569.json
- Plain text: https://secwatch.observer/filing/0001104659-26-007569.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.