BOSTON -- (Business Wire)

Abrams Capital Management, L.P. (“Abrams Capital”), a holder of common shares (“Common Shares”) of SECURE Waste Infrastructure Corp. (TSX: SES) (“SECURE”), announces that on June 15, 2026, funds managed by it disposed of an aggregate of 11,400Common Shares on the open market through the facilities of the Toronto Stock Exchange.

Prior to the dispositions of Common Shares, Abrams Capital had ownership and control over Common Shares, representing approximately 10% of the issued and outstanding Common Shares (“Outstanding Shares”). After giving effect to the dispositions, Abrams Capital has ownership and control over an aggregate of 21,799,840 Common Shares, representing approximately 9.99% of the 218,020,431 Outstanding Shares as at March 16, 2026, as reported by SECURE in its management information circular dated as of March 16, 2026. The dispositions of Common Shares were made by Abrams Capital at an average price of $21.666 per Common Share for aggregate consideration of approximately $246,995.48.

An early warning report in connection with this press release is being filed by Abrams Capital in accordance with applicable Canadian securities laws and will be available on the SEDAR+ website at www.sedarplus.ca.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260616203499/en/

Contacts:

For more information, including to obtain a copy of the early warning report to which this press release relates, please contact:

Suzanne Hallberg
RUBENSTEIN Communications for Abrams Capital
shallberg@rubenstein.com
212-843-8292

Source: Abrams Capital Management, L.P.