Rice Calvin (CIK 1757839) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-14). Recent activity: Buy SPOK (0 shares), Buy SPOK (13,736 shares), Buy SPOK (4,120 shares), Sell SPOK (8,759 shares), Buy SPOK (11,452 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-14 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 0 | $0 |
| 2026-03-04 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 13,736 | $166,755 |
| 2026-03-04 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 4,120 | $50,017 |
| 2026-03-04 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Sell | 8,759 | $106,334 |
| 2026-01-07 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 11,452 | $151,052 |
| 2026-01-07 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Sell | 6,225 | $82,108 |
| 2025-08-06 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Sell | 14,736 | $269,374 |
| 2025-08-05 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Sell | 7,457 | $139,670 |
| 2025-03-07 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 13,006 | $219,151 |
| 2025-03-07 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Buy | 3,901 | $65,732 |
| 2025-03-07 | Spok Holdings, Inc (SPOK) | Chief Financial Officer & CAO | Sell | 8,133 | $137,041 |
Source: SEC Form 4 filings · as of 2026-04-14