Terrestrial Energy Inc. (IMSR) — large price moves

Industrials · NASDAQ

Single sessions where IMSR closed 10% or more away from the previous close, between 2025-10-28 and 2026-10-20. Each one lists the events filed in the 5 days ending at that session, in date order.

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Of the 20 moves listed, 3 have at least one filed event in the 5 days ending at the session, and 17 have none. Across the catalog most large moves have nothing filed near them, so an empty list is an ordinary result and not a gap.

Showing the 20 most recent of 27 qualifying sessions.

Moves

2026-09-08 +10.1% $5.15 to $5.67 filed events in the 5 days to 2026-09-08

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-07-30 +12.5% $4.64 to $5.22 filed events in the 5 days to 2026-07-30

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-07-21 +12.3% $4.86 to $5.46 filed events in the 5 days to 2026-07-21

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-06-18 +10.7% $7.69 to $8.51 filed events in the 5 days to 2026-06-18

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-05-18 -10.6% $7.30 to $6.53 filed events in the 5 days to 2026-05-18
- 2026-05-14 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD -0.10 against an estimate of USD -0.23 · surprise +56.0%Source: SEC filing calendar + Yahoo earnings history
- 2026-05-14 Periodic filing 10-Q filedaccession 0001104659-26-061234Source: SEC EDGAR
- 2026-05-14 Material event 8-K filed (material event)accession 0001104659-26-060716Source: SEC EDGAR
2026-05-15 -10.4% $8.15 to $7.30 filed events in the 5 days to 2026-05-15
- 2026-05-14 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD -0.10 against an estimate of USD -0.23 · surprise +56.0%Source: SEC filing calendar + Yahoo earnings history
- 2026-05-14 Periodic filing 10-Q filedaccession 0001104659-26-061234Source: SEC EDGAR
- 2026-05-14 Material event 8-K filed (material event)accession 0001104659-26-060716Source: SEC EDGAR
2026-05-14 +14.5% $7.12 to $8.15 filed events in the 5 days to 2026-05-14
- 2026-05-14 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD -0.10 against an estimate of USD -0.23 · surprise +56.0%Source: SEC filing calendar + Yahoo earnings history
- 2026-05-14 Periodic filing 10-Q filedaccession 0001104659-26-061234Source: SEC EDGAR
- 2026-05-14 Material event 8-K filed (material event)accession 0001104659-26-060716Source: SEC EDGAR
2026-05-07 -14.3% $8.62 to $7.39 filed events in the 5 days to 2026-05-07

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-05-06 +19.9% $7.19 to $8.62 filed events in the 5 days to 2026-05-06

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-04-22 +16.8% $7.09 to $8.28 filed events in the 5 days to 2026-04-22

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-02-06 +12.3% $7.40 to $8.31 filed events in the 5 days to 2026-02-06

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-02-04 -10.5% $8.93 to $7.99 filed events in the 5 days to 2026-02-04

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-29 -11.2% $10.41 to $9.25 filed events in the 5 days to 2026-01-29

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-26 -15.4% $12.40 to $10.49 filed events in the 5 days to 2026-01-26

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-22 +24.7% $10.64 to $13.27 filed events in the 5 days to 2026-01-22

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-20 -10.8% $11.69 to $10.43 filed events in the 5 days to 2026-01-20

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-12 +19.1% $9.37 to $11.16 filed events in the 5 days to 2026-01-12

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-09 +11.7% $8.39 to $9.37 filed events in the 5 days to 2026-01-09

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2026-01-06 +30.3% $6.99 to $9.11 filed events in the 5 days to 2026-01-06

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.
2025-12-17 -12.6% $8.11 to $7.09 filed events in the 5 days to 2025-12-17

No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

These are events filed near a session, listed by date. They are not ranked, and no connection between an event and a price move is stated or implied.

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See the full company profile: Terrestrial Energy Inc. (IMSR).

Informational only — NOT financial advice. Price moves are computed from stored daily closes; filed events come from their own sources with their own dates.