Exercise of Options

Rhea-AI Summary

Sintana Energy (OTCQX:SEUSF) received a notice to exercise stock options over 650,000 common shares at CAD$0.27 each by co-secretary and treasurer Sean Austin, providing CAD$175,000 in proceeds.

After Admission around 15 June 2026, Sintana will have 556,232,493 voting shares outstanding, with Austin holding 8,575,000 shares, or 1.54%.

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TORONTO, ON / ACCESS Newswire / June 12, 2026 / Sintana Energy Inc. (TSXV:SEI)(AIM:SEI)(OTCQX:SEUSF) ("Sintana" or the "Company") announces that it has received a notice of exercise in respect of stock options over 650,000 common shares of no-par value each in the Company ("Common Shares"). The options are being exercised by Mr. Sean Austin, the Company's co-secretary and treasurer. Following the exercise of the options, Mr. Austin will hold a total of 8,575,000 shares in the Company, or 1.54% of the Company's total issued shares. The options were exercisable at a price of CAD$0.27 per share, and Mr. Austin has paid CAD$175,000 to the Company in respect of the exercise.

Total Voting Rights

Application has been made for admission to trading on the TSX Venture Exchange and AIM of a total of 650,000 new Common Shares of no-par value ("Admission"). Admission is expected on or about 15 June 2026. On Admission, the new Common Shares will rank pari passu with the Company's existing Common Shares. Following Admission, the Company's issued share capital will consist of 556,232,493 Common Shares, with each Common Share carrying the right to one vote. The Company does not hold any Common Shares in treasury.

This figure of 556,232,493 Common Shares may therefore be used by shareholders in the Company, as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change in their interest in, the share capital of the Company under the FCA's Disclosure Guidance and Transparency Rules.

For further information, please contact:

Sintana Energy Inc Robert Bose, Chief Executive Officer Eytan Uliel, President	Tel: +44 (0)7 747 845 987
Zeus - Nomad and Joint Broker Antonio Bossi / Darshan Patel / George Duxberry Simon Johnson (Broking)	Tel: +44 (0) 20 3829 5000
Cavendish Capital Markets Limited - Joint Broker Neil McDonald / Derrick Lee / Pearl Kellie	Tel: +44 (0) 20 3493 8000
Jonathan Paterson - Investor Relations jonathan.paterson@harbor-access.com	Tel: +1 475 477 9401
CAMARCO - Financial PR Billy Clegg / Georgia Edmonds / Sam Morris	Tel: +44 (0) 20 3757 4980

About Sintana Energy

Sintana Energy is an Atlantic Margin-focused oil and gas company, holding interests in a diverse portfolio of high-impact assets that spans the Southern Atlantic conjugate margin. The Company's current portfolio is strategically positioned in the emerging frontier geographies of Namibia, Uruguay and Angola, with additional legacy assets in Colombia and The Bahamas. Led by an experienced team, Sintana Energy is partnered with major industry players, and benefits from significant carry support, on key licenses across multiple jurisdictions. Sintana Energy is listed on the TSX-V in Canada under the symbol "SEI", in the United Kingdom on the LSE-AIM under the symbol "SEI" and in the U.S. on the OTCQX under the symbol "SEUSF".

For further information, please visit sintanaenergy.com

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Sean Austin
2	Reason for the notification
a)	Position/status	PDMR
b)	Initial notification /Amendment	Initial Notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Sintana Energy inc.
b)	LEI	984500ETD72B0D4E4645
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument	Common Shares of no par value
	Identification code	CA82938H1073
b)	Nature of the transaction	Exercise of options
c)	Price(s) and volume(s)		Prices(s) Volume CAD$0.27 650,000
d)	- Aggregated volume Price		n/a
e)	Date of the transaction	5 June 2026
f)	Place of the transaction	TSX-V

NEITHER THE TSX VENTURE EXCHANGE NOR ITS REGULATION SERVICES PROVIDER (AS THAT TERM IS DEFINED IN THE POLICIES OF THE TSX VENTURE EXCHANGE) ACCEPTS RESPONSIBILITY FOR THE ADEQUACY OR ACCURACY OF THIS RELEASE.

SOURCE: Sintana Energy Inc.

View the original press release on ACCESS Newswire

FAQ

What stock option exercise did Sintana Energy (OTCQX:SEUSF) announce on June 12, 2026?

Sintana Energy announced the exercise of stock options over 650,000 common shares at CAD$0.27 each. According to Sintana Energy, this exercise by co-secretary and treasurer Sean Austin generated CAD$175,000 in cash proceeds for the company.

How many Sintana Energy (SEUSF) shares will be in issue after the June 2026 option exercise?

After Admission of the 650,000 new common shares, Sintana Energy’s issued share capital will total 556,232,493 shares. According to Sintana Energy, each common share carries one voting right, and the company holds no shares in treasury.

What is Sean Austin’s ownership in Sintana Energy (SEUSF) after exercising options in June 2026?

Following the option exercise, Sean Austin will own 8,575,000 Sintana Energy shares, representing 1.54% of issued share capital. According to Sintana Energy, this reflects his updated holding once the 650,000 new common shares are admitted to trading.

When will the new Sintana Energy (SEUSF) shares from the June 2026 option exercise start trading?

Admission of the 650,000 new common shares to TSX Venture Exchange and AIM is expected on or about 15 June 2026. According to Sintana Energy, these shares will rank pari passu with existing common shares once admitted.

How can Sintana Energy (SEUSF) shareholders use the new share count for FCA disclosure thresholds?

Shareholders may use the 556,232,493 issued common shares as the denominator when assessing FCA disclosure thresholds. According to Sintana Energy, this figure supports calculations for notifying interests or changes in interests under the Disclosure Guidance and Transparency Rules.