8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer)
Published . Updated .
8-K - Terrestrial Energy. /DE/ filed an 8-K with the SEC on Oct 27 (a notice of a material company event).
Directly affected
- IMSR Terrestrial Energy-34.5% 30d
Named in this report.
Indirectly affected
- XLB Materials Select Sector SPDR+0.9% 30d
Materials Select Sector SPDR holds the materials sector that Terrestrial Energy belongs to, so it often moves with news about it.
- XE X-Energy
X-Energy is a peer of Terrestrial Energy in fabricated plate work (boiler shops); rivals often move on the same news.
- ACA Arcosa+2.4% 7d
Arcosa is a large materials company like Terrestrial Energy; big names in a sector often move together.
- PH Parker-Hannifin-2.2% 30d
Parker-Hannifin is a large materials company like Terrestrial Energy; big names in a sector often move together.
- SNA Snap-on-4.1% 18d
Snap-on is a large materials company like Terrestrial Energy; big names in a sector often move together.
- BALL Ball+5.6% 30d
Ball is a large materials company like Terrestrial Energy; big names in a sector often move together.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| IMSR | -4.78% | -2.56% | base | after close | after close | after close | after close |
| XLBNo price data for this ticker | — | — | — | — | — | — | — |
| XENo price data for this ticker | — | — | — | — | — | — | — |
| ACANo price data for this ticker | — | — | — | — | — | — | — |
| PHNo price data for this ticker | — | — | — | — | — | — | — |
| SNANo price data for this ticker | — | — | — | — | — | — | — |
| BALLNo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
Market Call
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Filed: 2026-10-27 AccNo: 0002019804-26-000030 Size: 205 KB Item 8.01: Other Events
Source: sec-edgar
How far Terrestrial Energy (IMSRW) has moved since 27 Oct 2026
| Company | When | Move | Status |
|---|---|---|---|
| IMSR | three days earlier | -2.56% | final price |
| IMSR | five days earlier | -4.78% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Byron Donalds sold Parker-Hannifin (PH), worth $1,001 - $15,000 on 11 Aug 2026. That is 77 days before publication. Filed 15 Sep 2026. View the filing.
- Rep. Byron Donalds sold Parker-Hannifin (PH) (held by a spouse), worth $1,001 - $15,000 on 11 Aug 2026. That is 77 days before publication. Filed 15 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, bought Parker-Hannifin (PH), worth $100,001 - $250,000 on 31 Jul 2026. That is 88 days before publication. Filed 22 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold BALL, worth $50,001 - $100,000 on 21 Aug 2026. That is 67 days before publication. Filed 8 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who is named in “8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer)”
Companies mentioned with this story
- IMSRW Terrestrial Energy
For “8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer),” Terrestrial Energy (IMSRW) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> IMSRW
How “8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer)” reaches Terrestrial Energy (IMSRW)
Terrestrial Energy (IMSRW) is the company in “8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer),” the 27 Oct 2026 this story story.
What ties Terrestrial Energy (IMSRW) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> IMSRW
What the saved facts support for Terrestrial Energy (IMSRW)
14 out of 100
“8-K - Terrestrial Energy Inc. /DE/ (0002019804) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.