Terrestrial Energy appoints nuclear industry veteran Kathryn McCarthy to Board; Q2 earnings call set for Aug 11

Terrestrial Energy Inc. /DE/

Kathryn McCarthy appointed to Board effective July 22, 2026; she is a member of National Academy of Engineering.
McCarthy previously directed US ITER Project Office at Oak Ridge National Lab and held senior roles at Idaho National Lab.
Company to report Q2 2026 earnings before market open on August 11, 2026; conference call at 8:30 a.m. ET.
McCarthy's experience includes leadership at Canadian Nuclear Laboratories and over 25 years at Idaho National Laboratory.

item 5.02 item 7.01 item 9.01

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Appointed

Kathryn McCarthy

director

IMSR · Terrestrial Energy Inc. /DE/

Effective: 2026-07-22
Filed: July 28, 2026, 4:35 PM ET

On July 22, 2026, the Board of Directors (the "Board") of Terrestrial Energy Inc. (the “Company”) appointed Kathryn McCarthy to serve as a director of the Company, effective on July 22, 2026.

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Executive change SEC 8-K Item 5.02 confidence 0.95

Kathryn McCarthy was appointed as director at Terrestrial Energy Inc. /DE/.

Action: appointed
Role: director

Exact text from the filing

On July 22, 2026, the Board of Directors (the "Board") of Terrestrial Energy Inc. (the “Company”) appointed Kathryn McCarthy to serve as a director of the Company, effective on July 22, 2026.

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Terrestrial Energy Inc. /DE/ filing history →

Source: SEC EDGAR

accession 0002019804-26-000018

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