MACK F MATTINGLY
CIK 1188399 · last filed 2026-01-06
MACK F MATTINGLY is a corporate insider who has filed 37 SEC Form 4 insider transactions across 4 companies since 2007. The most recent filing, for ATLCZ, was dated Jan 6, 2026. Across all open-market trades the lifetime net is −$4.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $7.5M 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.
$7.46M
4
37
-$4.46M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ATLCZ | Director | 18,500 | $25.53 | $472.3K | $0 | 2 | 2026-01-06 |
| ATLCP | Director | 16,300 | $23.50 | $383.1K | -$3.38M | 6 | 2024-01-02 |
| ATLC | Director | 71,500 | $92.38 | $6.61M | -$923.6K | 17 | 2021-01-05 |
| Atlanticus Holdings Corp (CCRT) Delisted | Director | 36,232 | — | — | -$156.4K | 12 | 2012-09-20 |
Recent Filings
37 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-01-06 | ATLCZ | Grant (A) | +1,050 | $0 | EDGAR |
| 2025-01-06 | ATLCZ | Grant (A) | +1,150 | $0 | EDGAR |
| 2024-01-02 | ATLCP | Grant (A) | +2,000 | $0 | EDGAR |
| 2023-01-04 | ATLCP | Grant (A) | +2,300 | $0 | EDGAR |
| 2022-01-03 | ATLCP | Grant (A) | +1,000 | $0 | EDGAR |
| 2021-10-12 | ATLCP | Sell (S) | −32,962 | -$1.86M | EDGAR |
| 2021-10-07 | ATLCP | Sell (S) | −27,110 | -$1.50M | EDGAR |
| 2021-10-05 | ATLCP | Sell (S) | −428 | -$23.5K | EDGAR |
| 2021-01-05 | ATLC | Grant (A) | +4,000 | $0 | EDGAR |
| 2020-01-02 | ATLC | Grant (A) | +7,000 | $0 | EDGAR |