Simon Irish owns 4.89% of Terrestrial Energy
5,183,609 shares as of the October 13, 2026 filing, worth $15.8M at the latest close.
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Free.
The stake
4.89%
worth $15.8M at the latest close
Stake rank
#1,394
by dollar value of the stake
Last sale
None
no sales since 2026
Last buy
6 days ago
Oct 13, 2026 · $50,818
Simon Irish owns 4.89% of Terrestrial Energy Inc. /DE/: 5,183,609 of 105,935,254 shares, worth about $15.8M at the 2026-10-16 close. The stake has moved from 6.32% in 2025 to 4.89% on 2026-10-13, across 0 sales and 1 purchase that moved it since 2016. The last trade that moved it was a discretionary purchase of $50,818 on 2026-10-13.
How the stake is held
as of the Oct 13, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Oct 13, 2026 · Form 4 ↗
HELD DIRECTLY
2,312,834
44.6%
HELD INDIRECTLY · 2 VEHICLES
2,870,775
55.4%
Through LLC
2,818,520
54.4%
Through IRA
52,255
1.0%
THE STAKE
5,183,609
4.89%