Allene M. Diaz
CIK 1773314 · last filed 2026-03-05
Allene M. Diaz is a corporate insider who has filed 23 SEC Form 4 insider transactions across 3 companies since 2019. The most recent filing, for IONS, was dated Mar 5, 2026. Across all open-market trades the lifetime net is −$4.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.4M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$1.42M
3
23
-$4.52M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| IONS | Director | 19,424 | $73.28 | $1.42M | -$4.52M | 13 | 2026-03-05 |
| Mersana Therapeutics, Inc. (MRSN) Delisted | Director | 0 | $29.08 | $0 | $0 | 7 | 2026-01-06 |
| Allena Pharmaceuticals, Inc. (ALNA) Delisted | Director | — | $0.07 | — | $0 | 3 | 2021-06-04 |
Recent Filings
23 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-05 | IONS | Mixed | −14,557 | -$2.75M | EDGAR |
| 2026-01-06 | Mersana Therapeutics, Inc. (MRSN) Delisted | Mixed | −578 | $0 | EDGAR |
| 2025-08-26 | IONS | Sell (S) | −1,427 | -$60.7K | EDGAR |
| 2025-07-17 | IONS | Exer (M) | +4,079 | $0 | EDGAR |
| 2025-07-02 | IONS | Grant (A) | — | $0 | EDGAR |
| 2025-06-13 | Mersana Therapeutics, Inc. (MRSN) Delisted | Grant (A) | — | $0 | EDGAR |
| 2024-07-17 | IONS | Mixed | +3,040 | -$81.0K | EDGAR |
| 2024-07-03 | IONS | Grant (A) | — | $0 | EDGAR |
| 2024-06-12 | Mersana Therapeutics, Inc. (MRSN) Delisted | Grant (A) | — | $0 | EDGAR |
| 2023-08-03 | IONS | Sell (S) | −657 | -$27.0K | EDGAR |