Steven Lo
CIK 1501959 · President, Chief Exec Officer · last filed 2026-03-26
Steven Lo is a President, Chief Exec Officer who has filed 40 SEC Form 4 insider transactions across 4 companies since 2010. Across all open-market trades the lifetime net is −$1.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $48.7M 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.
$48.68M
4
40
-$1.03M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| Vaxart, Inc. (VXRT) Delisted | President, Chief Exec Officer | 1,732,638 | $0.32 | $554.4K | $49.0K | 4 | 2025-05-19 |
| Zosano Pharma Corp (ZSAN) Delisted | Chief Executive Officer | 13,163 | $0.56 | $7.3K | -$15.9K | 9 | 2022-06-07 |
| PBYI | Chief Commercial Officer | 19,557 | $7.33 | $143.4K | -$604.1K | 12 | 2019-07-24 |
| CORT | SVP Oncology | 585,416 | $82.91 | $48.54M | -$461.8K | 11 | 2015-11-16 |
Recent Filings
40 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-26 | — | Tax (F) | −126,028 | -$87.5K | |
| 2026-03-20 | — | Tax (F) | −22,425 | -$14.2K | |
| 2026-03-18 | — | Grant (A) | +846,500 | $0 | |
| 2025-12-08 | — | Mixed | +97,198 | -$20.0K | |
| 2025-05-19 | Vaxart, Inc. (VXRT) Delisted | Buy (P) | +100,000 | $49.0K | EDGAR |
| 2025-03-26 | Vaxart, Inc. (VXRT) Delisted | Grant (A) | +1,405,000 | $0 | EDGAR |
| 2025-03-20 | Vaxart, Inc. (VXRT) Delisted | Tax (F) | −22,362 | -$12.8K | EDGAR |
| 2024-03-20 | Vaxart, Inc. (VXRT) Delisted | Grant (A) | +250,000 | $0 | EDGAR |
| 2022-06-07 | Zosano Pharma Corp (ZSAN) Delisted | Sell (S) | −442 | -$314 | EDGAR |
| 2022-04-01 | Zosano Pharma Corp (ZSAN) Delisted | Sell (S) | −23,633 | -$5.0K | EDGAR |