39 transactions on file (0 open-market purchases and 6 open-market sales).
6 open-market sales by ADCT insiders, between Mar 31, 2026 and Apr 2, 2026.
Discretionary.
Planned (10b5-1).
Not stated.
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-30 | Zaki Mohamed Chief Medical Officer Grant / award | Grant / award | +213,900 | $0.00 | +0 | 896,317 |
| 2026-06-30 | Carmona Jose Chief Financial Officer Grant / award | Grant / award | +203,700 | $0.00 | +0 | 938,076 |
| 2026-06-30 | MALLIK AMEET Chief Executive Officer · Director Grant / award | Grant / award | +675,000 | $0.00 | +0 | 2,121,769 |
| 2026-06-30 | GRAHAM PETER J Chief Legal Officer Grant / award | Grant / award | +221,100 | $0.00 | +0 | 841,640 |
| 2026-06-03 | Azelby Robert Director Tax withholding | Tax withholding | −12,600 | $3.08 | −38.81K | 112,805 |
34 more transactions are on Measure
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| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| Redmile Group, LLC10% owner | 10% owner | 15,666,731 | 10,265,297 | −34.48% | $19.64M$19.64M no plan |
What each insider held after every open-market trade, over the last twelve months.
The assistant answers from what ADCT has actually filed: 4 annual reports filed with the SEC, 39 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 ADCT 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.
See who bought, not who was handed shares
Every Form 4 ADCT 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
Ask what a run of filings adds up to
Whether this is one decision or a pattern, and how it compares with ADCT's own history of insider activity.
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The table above says who traded. This says what ADCT 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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