STEVEN M KLOSK
CIK 1192621 · President & CEO · last filed 2026-01-13
STEVEN M KLOSK is a President & CEO who has filed 78 SEC Form 4 insider transactions across 5 companies since 2007. The most recent filing, for LSTA, was dated Jan 13, 2026. Across all open-market trades the lifetime net is −$72.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $341.1K 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.
$341.1K
5
78
-$72.47M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| LSTA | Director | 95,815 | $3.56 | $341.1K | $0 | 4 | 2026-01-13 |
| Bolt Projects Holdings, Inc. (BSLKW) Delisted | Director | 57,500 | $0.02 | $1.2K | $0 | 2 | 2024-11-27 |
| LISATA THERAPEUTICS, INC. (CLBS) Delisted | Director | 151,390 | $6.40 | $968.3K | $0 | 10 | 2022-01-12 |
| CAMBREX CORP (CBM) Delisted | President & CEO | 163,706 | — | — | -$72.51M | 58 | 2019-12-05 |
| LISATA THERAPEUTICS, INC. (NBS) Delisted | Director | 32,000 | — | — | $39.9K | 4 | 2015-06-04 |
Recent Filings
78 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-01-13 | LSTA | Grant (A) | +30,456 | $0 | EDGAR |
| 2025-01-13 | LSTA | Grant (A) | +15,789 | $0 | EDGAR |
| 2024-11-27 | Bolt Projects Holdings, Inc. (BSLKW) Delisted | Grant (A) | +37,500 | $0 | EDGAR |
| 2024-08-15 | Bolt Projects Holdings, Inc. (BSLKW) Delisted | Exer (M) | +35,000 | $0 | EDGAR |
| 2024-01-11 | LSTA | Grant (A) | +19,480 | $0 | EDGAR |
| 2023-01-11 | LSTA | Grant (A) | +20,000 | $0 | EDGAR |
| 2022-01-12 | LISATA THERAPEUTICS, INC. (CLBS) Delisted | Grant (A) | +65,430 | $0 | EDGAR |
| 2021-01-12 | LISATA THERAPEUTICS, INC. (CLBS) Delisted | Grant (A) | +37,735 | $0 | EDGAR |
| 2020-01-14 | LISATA THERAPEUTICS, INC. (CLBS) Delisted | Grant (A) | +18,292 | $60.0K | EDGAR |
| 2019-12-05 | CAMBREX CORP (CBM) Delisted | Mixed | −113,706 | -$13.39M | EDGAR |