KIRK K CALHOUN
CIK 1203721 · last filed 2026-04-13
KIRK K CALHOUN is a corporate insider who has filed 45 SEC Form 4 insider transactions across 7 companies since 2007. The most recent filing, for RYZ, was dated Apr 13, 2026. Across all open-market trades the lifetime net is +$20.5K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $139.2K 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.
$139.2K
7
45
$20.5K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| RYZ | Director | 4,576 | $30.41 | $139.2K | $0 | 1 | 2026-04-13 |
| Ryerson Holding Corp (RYI) Delisted | Director | 4,187 | $28.16 | $117.9K | $5.5K | 11 | 2026-01-06 |
| NantHealth, Inc. (NH) Delisted | Director | 148,780 | $1.35 | $200.9K | $0 | 6 | 2022-06-10 |
| PLx Pharma Inc. (PLXP) Delisted | Director | 1,675 | $0.09 | $146 | $0 | 5 | 2022-02-24 |
| RESPONSE GENETICS INC (RGDX) Delisted | Director | 14,312 | — | — | $15.0K | 10 | 2014-07-11 |
| Cardiovascular Systems Inc (RDYN) Delisted | Director | — | — | — | $0 | 2 | 2008-05-09 |
| Adams Respiratory Therapeutics, Inc. (ARXT) Delisted | Director | 0 | — | — | $0 | 7 | 2008-01-30 |
Recent Filings
45 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-13 | RYZ | Grant (A) | +389 | $0 | EDGAR |
| 2026-01-06 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +347 | $0 | EDGAR |
| 2025-10-02 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +382 | $0 | EDGAR |
| 2025-07-02 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +405 | $0 | EDGAR |
| 2025-04-03 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +381 | $0 | EDGAR |
| 2025-01-03 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +472 | $0 | EDGAR |
| 2024-10-01 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +439 | $0 | EDGAR |
| 2024-07-02 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +448 | $0 | EDGAR |
| 2024-04-02 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +261 | $0 | EDGAR |
| 2024-01-16 | Ryerson Holding Corp (RYI) Delisted | Grant (A) | +252 | $0 | EDGAR |