STEPHEN S SCHWARTZ
CIK 1247436 · CEO · last filed 2026-05-22
STEPHEN S SCHWARTZ is a CEO who has filed 81 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for ONTO, was dated May 22, 2026. Across all open-market trades the lifetime net is −$36.8M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $11.1M 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.
$11.13M
6
81
-$36.76M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ONTO | Director | 3,536 | $323.88 | $1.15M | $0 | 3 | 2026-05-22 |
| AZTA | CEO | 436,953 | $22.59 | $9.87M | $0 | 3 | 2023-11-17 |
| SPIRE INC (SRpA) Delisted | Director | 1,470 | $25.00 | $36.8K | $0 | 4 | 2023-02-06 |
| Azenta, Inc. (BRKS) Delisted | CEO | 386,165 | $113.10 | $43.68M | -$36.89M | 60 | 2021-11-19 |
| SR | Director | 1,470 | $79.10 | $116.3K | $0 | 3 | 2019-05-16 |
| ASYST TECHNOLOGIES INC (ASYT) Delisted | CEO & President | 714,456 | — | — | $125.1K | 8 | 2008-12-03 |
Recent Filings
81 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-22 | ONTO | Grant (A) | +761 | $0 | EDGAR |
| 2025-05-23 | ONTO | Grant (A) | +2,114 | $0 | EDGAR |
| 2024-08-22 | ONTO | Grant (A) | +661 | $0 | EDGAR |
| 2023-11-17 | AZTA | Mixed | +26,009 | $1.42M | EDGAR |
| 2023-02-06 | SPIRE INC (SRpA) Delisted | Grant (A) | — | $0 | EDGAR |
| 2022-11-21 | AZTA | Grant (A) | +18,886 | $0 | EDGAR |
| 2022-11-17 | AZTA | Mixed | +22,287 | $0 | EDGAR |
| 2022-02-02 | SPIRE INC (SRpA) Delisted | Grant (A) | — | $0 | EDGAR |
| 2021-11-19 | Azenta, Inc. (BRKS) Delisted | Sell (S) | −41,351 | -$4.93M | EDGAR |
| 2021-11-17 | Azenta, Inc. (BRKS) Delisted | Grant (A) | +87,994 | $0 | EDGAR |