Catherine A. Sohn
CIK 1555132 · last filed 2026-05-01
Catherine A. Sohn is a corporate insider who has filed 60 SEC Form 4 insider transactions across 7 companies since 2012. The most recent filing, for ALT, was dated May 1, 2026. Across all open-market trades the lifetime net is −$4.6M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $3.4M 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.
$3.43M
7
60
-$4.57M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ALT | Director | 1,500 | $2.61 | $3.9K | $7.9K | 8 | 2026-05-01 |
| MAZE | Director | 0 | $24.05 | $0 | -$1.15M | 2 | 2026-01-08 |
| JAZZ | Director | 14,868 | $230.56 | $3.43M | -$3.50M | 17 | 2023-08-15 |
| LIFECORE BIOMEDICAL, INC. \DE\ (LNDC) Delisted | Director | 54,069 | $8.76 | $473.6K | $11.2K | 20 | 2022-06-07 |
| Axcella Health Inc. (AXLA) Delisted | Director | 1,000 | $0.40 | $401 | $4.9K | 5 | 2022-05-23 |
| Rubius Therapeutics, Inc. (RUBY) Delisted | Director | 2,500 | $0.08 | $208 | $57.5K | 6 | 2022-05-13 |
| PALISADE BIO, INC. (CUR) Delisted | Director | 106,952 | — | — | $0 | 2 | 2015-07-06 |
Recent Filings
60 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-01 | ALT | Grant (A) | — | $0 | EDGAR |
| 2026-01-08 | MAZE | Mixed | — | -$842.6K | EDGAR |
| 2026-01-05 | ALT | Buy (P) | +500 | $2.1K | EDGAR |
| 2025-09-29 | ALT | Grant (A) | — | $0 | EDGAR |
| 2025-09-24 | MAZE | Grant (A) | — | $0 | EDGAR |
| 2025-03-18 | ALT | Buy (P) | +1,000 | $5.8K | EDGAR |
| 2025-02-07 | ALT | Grant (A) | — | $0 | EDGAR |
| 2024-09-30 | ALT | Grant (A) | — | $0 | EDGAR |
| 2023-09-29 | ALT | Grant (A) | — | $0 | EDGAR |
| 2023-08-15 | JAZZ | Mixed | +1,834 | -$171.5K | EDGAR |