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Insider · CIK 0002030321

Andrew Scott Brenner

other

Files at IMSR (Terrestrial Energy Inc. /DE/). First filing -, latest -.

In brief

Andrew Scott Brenner files SEC Form 4 as insider at IMSR (Terrestrial Energy Inc. /DE/). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.

A track record needs three past buys with six months of prices behind them; Andrew Scott Brenner has 0, so none is measured yet.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold

Signals

This insider’s open-market buys and sells, scored.

No scored open-market trades yet.

Transactions

Every row this insider has filed, 1 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Oct 28, 2025IMSR
Terrestrial Energy Inc. /DE/
JOther
Common Stock, par value $0.0001 per share
+25,000--25,000Oct 30, 2025

Questions about Andrew Scott Brenner

Answered from the filings on this page, as of the latest one.

Is Andrew Scott Brenner buying or selling?

Andrew Scott Brenner has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.

How did Andrew Scott Brenner's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Andrew Scott Brenner has 0.

Where does Andrew Scott Brenner file Form 4?

Andrew Scott Brenner has filed Form 4 at IMSR (Terrestrial Energy Inc. /DE/). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Andrew Scott Brenner: insider trades and track record | InsiderTell