Michael Houghton
CIK 1754753 · last filed 2026-05-06
Michael Houghton is a corporate insider who has filed 7 SEC Form 4 insider transactions across 1 company since 2022. The most recent filing, for ARTNA, was dated May 6, 2026. Current disclosed insider exposure totals $131.1K 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.
$131.1K
1
7
$0
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ARTNA | Director | 4,000 | $32.77 | $131.1K | $0 | 7 | 2026-05-06 |
Recent Filings
7 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-06 | ARTNA | Mixed | +1,000 | $31.4K | EDGAR |
| 2025-05-07 | ARTNA | Mixed | +1,000 | $37.1K | EDGAR |
| 2024-05-10 | ARTNA | Other (J) | +1,000 | $54.9K | EDGAR |
| 2024-05-08 | ARTNA | Grant (A) | — | $0 | EDGAR |
| 2023-05-11 | ARTNA | Grant (A) | — | $0 | EDGAR |
| 2023-05-05 | ARTNA | Other (J) | +1,000 | $45.6K | EDGAR |
| 2022-05-05 | ARTNA | Grant (A) | — | $0 | EDGAR |