Company Analysis

Gran Tierra Energy Inc. (GTE)

NYSE: GTE · Crude Petroleum & Natural Gas · Calgary, AB · filing with the SEC since 2003
Grade3.9
◀ Past 4.2● Present 3.8▶ Future 3.7

Filings

280 filings since 2017 beside 1,238 insider forms · Accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextAccelerated filer and smaller reporting company
10-K Annual report for the fiscal year ending Dec 31, 2026Accelerated filers have 75 days after the fiscal year ends. by Mar 16, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 37 days after the quarter ended. The proxy statement was last filed Mar 17, 2026.

Filings a yearinsider forms included
106167192171195182188165
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 4 times in the last 36 months, the newest Mar 17, 2026.SEC letters: 7 in the last 36 months, the newest Sep 12, 2025.
Insider forms 1,238

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 6, 2026 8-K items 2.02, 9.01 Results released · Current report Nov 5, 2026
Nov 6, 2026 10-Q Quarterly report Sep 30, 2026
Oct 9, 2026 8-K items 5.07, 8.01, 9.01 Shareholder vote; Other event · Current report
Oct 7, 2026 DEFA14A Extra proxy material
Sep 23, 2026 DEFA14A Extra proxy material
Sep 17, 2026 SCHEDULE 13G/A Large holder update, amended
Sep 15, 2026 DEFM14A Merger proxy statement
Sep 1, 2026 SD Conflict minerals report
Aug 28, 2026 PREM14A Preliminary merger proxy
Aug 17, 2026 SCHEDULE 13G Large holder notice
Aug 13, 2026 SCHEDULE 13D/A Activist holder update, amended
Aug 12, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 10, 2026 DEFA14A Extra proxy material
Aug 10, 2026 8-K/A item 9.01 Financial statements and exhibits · Current report, amended Aug 5, 2026
Aug 7, 2026 SCHEDULE 13D/A Activist holder update, amended
Aug 5, 2026 8-K items 2.02, 9.01 Results released · Current report Aug 4, 2026
Aug 5, 2026 10-Q Quarterly report Jun 30, 2026
Aug 5, 2026 DEFA14A Extra proxy material
Aug 5, 2026 8-K items 1.01, 8.01, 9.01 Major agreement signed; Other event · Current report
May 12, 2026 8-K item 5.07 Shareholder vote · Current report May 8, 2026
May 8, 2026 8-K items 2.02, 9.01 Results released · Current report May 7, 2026
May 8, 2026 10-Q Quarterly report Mar 31, 2026
Mar 19, 2026 ARS/A Annual report to shareholders, amended Dec 31, 2025
Mar 17, 2026 ARS Annual report to shareholders Dec 31, 2025
Mar 17, 2026 DEFA14A Extra proxy material
Mar 17, 2026 DEF 14A Proxy statement May 8, 2026
Mar 17, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Mar 17, 2026 8-K items 5.02, 9.01 Officer or director change · Current report Mar 11, 2026
Mar 6, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Mar 2, 2026
Mar 4, 2026 10-K Annual report Dec 31, 2025
Mar 4, 2026 8-K items 2.02, 9.01 Results released · Current report Mar 3, 2026
Feb 20, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Feb 18, 2026
Feb 18, 2026 8-K items 1.01, 1.02, 2.03, 9.01 Major agreement signed; Major agreement ended; New debt or obligation taken on · Current report Feb 11, 2026
Feb 13, 2026 8-K items 8.01, 9.01 Other event · Current report Feb 12, 2026
Jan 29, 2026 8-K items 2.02, 7.01, 8.01, 9.01 Results released; Investor disclosure (Regulation FD); Other event · Current report
Jan 29, 2026 8-K items 2.02, 8.01, 9.01 Results released; Other event · Current report Jan 28, 2026
Jan 7, 2026 SCHEDULE 13G/A Large holder update, amended
Dec 19, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 19, 2025 SCHEDULE 13D/A Activist holder update, amended
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
40 of 280 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton GTE · research, not advice