14 transactions on file (8 open-market purchases and 0 open-market sales).
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-26 | Whiting John Kimball IV General Counsel & Secretary Grant / award | Grant / award | +19,342 | - | - | 19,342 |
| 2026-06-26 | Lafaille Stephen VP of Business Development Grant / award | Grant / award | +29,013 | - | - | 29,013 |
| 2026-06-26 | Deschenes Roger P. CAO Grant / award | Grant / award | +29,013 | - | - | 29,013 |
| 2026-06-26 | Panora Robert COO and President Grant / award | Grant / award | +9,671 | - | - | 9,671 |
| 2026-06-26 | Rangesh Abinand Chief Executive Officer · Director Grant / award | Grant / award | +174,081 | - | - | 174,081 |
9 more transactions are on Measure
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| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| Lewis EarlDirector | Director | 1,001,006 | 1,011,006 | +1.00% | - | |
| Rangesh AbinandChief Executive Officer, Director | Chief Executive Officer, Director | 64,193 | 67,193 | +4.67% | - | |
| Hirsch Susan BDirector | Director | 250,416 | 265,416 | +5.99% | - |
3 more insiders are on Measure
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The assistant answers from what TGEN has actually filed: 15 annual reports filed with the SEC, 14 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.
What each insider held after every open-market trade, over the last twelve months.
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Watch TGEN 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 Form 4 TGEN insiders file, not just the latest handful, with vesting and tax withholding struck out so what's left reads as a decision.
Every filingMeasure
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Each stake priced at the quarter it was filed, and diffed against the quarter before: how big a bet it is for them, and by how much it moved.
Every position, sizedMeasure
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Whether this is one decision or a pattern, and how it compares with TGEN's own history of insider activity.
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The table above says who traded. This says what TGEN 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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