Insider · CIK 0001144845
Frederick W Buckman
Files at IMSR (Terrestrial Energy Inc. /DE/). First filing -, latest -.
In brief
Frederick W Buckman files SEC Form 4 as director 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; Frederick W Buckman has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 2 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Dec 18, 2025 | IMSR Terrestrial Energy Inc. /DE/ | AGrant or award Restricted Stock Unitsderivative | +6,703 | $0.00 | $0 | 6,703 | Dec 22, 2025 |
| Dec 18, 2025 | IMSR Terrestrial Energy Inc. /DE/ | AGrant or award Resricted Stock Unitsderivative | +1,176 | $0.00 | $0 | 7,879 | Dec 22, 2025 |
Questions about Frederick W Buckman
Answered from the filings on this page, as of the latest one.
Is Frederick W Buckman buying or selling?
Frederick W Buckman has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Frederick W Buckman's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Frederick W Buckman has 0.
Where does Frederick W Buckman file Form 4?
Frederick W Buckman 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.