Mark R Sotir
CIK 1397283 · Executive Chairman · last filed 2026-04-02
Mark R Sotir is an Executive Chairman who has filed 52 SEC Form 4 insider transactions across 7 companies since 2007. The most recent filing, for ARDT, was dated Apr 2, 2026. Current disclosed insider exposure totals $361.9K 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.
$361.9K
7
52
$0
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ARDT | Director | 38,709 | $9.35 | $361.9K | $0 | 3 | 2026-04-02 |
| Exterran Corp (EXTN) Delisted | Executive Chairman | 0 | $4.58 | $0 | $0 | 22 | 2022-10-13 |
| Archrock, Inc. (EXH) Delisted | Executive Chairman | 25,059 | — | — | $0 | 12 | 2015-03-05 |
| REWARDS NETWORK INC (DINE) Delisted | Director | 0 | — | — | $0 | 6 | 2010-12-15 |
| MiddleBrook Pharmaceuticals, Inc. (MBRK) Delisted | Director | — | — | — | $0 | 2 | 2009-06-24 |
| REWARDS NETWORK INC (IRN) Delisted | Director | 10,870 | — | — | $0 | 1 | 2008-02-21 |
| Adams Respiratory Therapeutics, Inc. (ARXT) Delisted | Director | 0 | — | — | $0 | 6 | 2008-01-30 |
Recent Filings
52 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-02 | ARDT | Grant (A) | +14,231 | $0 | EDGAR |
| 2025-03-25 | ARDT | Grant (A) | +12,916 | $0 | EDGAR |
| 2024-07-22 | ARDT | Grant (A) | +11,562 | $0 | EDGAR |
| 2022-10-13 | Exterran Corp (EXTN) Delisted | Disp (D) | −139,165 | $0 | EDGAR |
| 2022-03-08 | Exterran Corp (EXTN) Delisted | Grant (A) | +5,167 | $32.2K | EDGAR |
| 2021-11-09 | Exterran Corp (EXTN) Delisted | Grant (A) | +7,283 | $32.2K | EDGAR |
| 2021-08-13 | Exterran Corp (EXTN) Delisted | Grant (A) | +6,907 | $30.4K | EDGAR |
| 2021-03-08 | Exterran Corp (EXTN) Delisted | Grant (A) | +32,107 | $155.4K | EDGAR |
| 2020-11-06 | Exterran Corp (EXTN) Delisted | Grant (A) | +7,413 | $30.4K | EDGAR |
| 2020-08-13 | Exterran Corp (EXTN) Delisted | Grant (A) | +5,419 | $32.2K | EDGAR |