22 transactions on file (1 open-market purchase and 0 open-market sales).
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-07-16 | GABELLI MARIO J 10% owner Option exercise (in the money) | Option exercise (in the money) | +621,928 | $6.90 | +4.29M | 1,292,596 |
| 2026-07-16 | GABELLI MARIO J 10% owner Option exercise (in the money) | Option exercise (in the money) | +572,324 | $6.90 | +3.95M | 1,144,648 |
| 2026-07-15 | GABELLI MARC Director · 10% owner Option exercise (in the money) | Option exercise (in the money) | +1,477,660 | $6.90 | +10.2M | 2,378,606 |
| 2026-07-15 | GABELLI MARC Director · 10% owner Option exercise (in the money) | Option exercise (in the money) | +1,854,015 | $6.90 | +12.79M | 2,009,121 |
| 2026-07-15 | Lamb Jason D Chief Executive Officer Option exercise (in the money) | Option exercise (in the money) | +50,000 | $6.90 | +345K | 100,000 |
17 more transactions are on Measure
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| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| GABELLI MARIO J10% owner | 10% owner | 476,937 | 572,324 | +20.00% | - |
What each insider held after every open-market trade, over the last twelve months.
The assistant answers from what LGL has actually filed: 16 annual reports filed with the SEC, 22 Form 4 filings from the last year and 1 fund that holds it. Every figure in a reply links to the filing it came from, so an answer can be checked rather than believed.
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Source
From SEC Form 4 filings, filed within two business days of a transaction.
Past transactions say nothing about future ones, and none of this is investment advice.
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Watch LGL and every open-market Form 4 worth a row (a purchase, a senior officer's sale, anything at a million dollars) lands in the bell and a daily email, with the 10b5-1 word on it when the filing says so. Free.
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Every filingMeasure
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Whether this is one decision or a pattern, and how it compares with LGL's own history of insider activity.
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The table above says who traded. This says what LGL did over the following 30, 90 and 180 days after each open-market purchase and sale, from this company’s own record rather than a study about companies in general, and with the number of transactions shown beside every average.
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