Mark Manheimer
CIK 1549229 · President, CEO and Secretary · last filed 2026-03-10
Mark Manheimer is a President, CEO and Secretary who has filed 49 SEC Form 4 insider transactions across 2 companies since 2012. The most recent filing, for NTST, was dated Mar 10, 2026. Across all open-market trades the lifetime net is +$412.9K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $8.4M 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.
$8.40M
2
49
$412.9K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| NTST | President, CEO and Secretary | 412,166 | $20.37 | $8.40M | $412.9K | 35 | 2026-03-10 |
| SPIRIT REALTY CAPITAL, INC. (SRC) Delisted | Senior Vice President | 59,749 | $42.31 | $2.53M | $0 | 3 | 2013-07-19 |
Recent Filings
49 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-10 | NTST | Mixed | +2,936 | -$39.9K | EDGAR |
| 2026-03-03 | NTST | Mixed | +42,656 | -$574.9K | EDGAR |
| 2026-03-02 | NTST | Mixed | +27,410 | -$366.5K | EDGAR |
| 2026-02-18 | NTST | Mixed | +20,880 | -$282.1K | EDGAR |
| 2026-02-17 | NTST | Grant (A) | — | $0 | EDGAR |
| 2025-09-08 | NTST | Buy (P) | +5,600 | $100.4K | EDGAR |
| 2025-08-18 | NTST | Mixed | +3,706 | -$45.2K | EDGAR |
| 2025-03-13 | NTST | Buy (P) | +2,500 | $37.2K | EDGAR |
| 2025-03-12 | NTST | Buy (P) | +6,384 | $97.9K | EDGAR |
| 2025-03-10 | NTST | Buy (P) | +3,616 | $55.0K | EDGAR |