SPOK — Spok Holdings, Inc
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-10 | Woods-Keisling Sharon Corporate Secretary, Treasurer | Open-market sale | 20.0K | 11.30 | 225.9K |
| 2026-08-10 | COURNOYER CHRISTINE Director | Open-market sale | 8.3K | 11.28 | 93.9K |
| 2026-07-01 | SHOCKLEY BRETT A Director | Grant or award | 2.4K | 10.24 | 25.0K |
| 2026-07-01 | Hyun Randy Director | Grant or award | 2.4K | 10.24 | 25.0K |
| 2026-07-01 | Byrne Barbara Peterson Director | Grant or award | 2.4K | 10.24 | 25.0K |
| 2026-07-01 | Stein Todd J Director | Grant or award | 2.4K | 10.24 | 25.0K |
| 2026-07-01 | COURNOYER CHRISTINE Director | Grant or award | 2.4K | 10.24 | 25.0K |
| 2026-07-01 | Stein Todd J Director | Grant or award | 0 | 0.00 | 0 |
| 2026-07-01 | Stein Todd J Director | Grant or award | 0 | 0.00 | 0 |
| 2026-06-16 | Stein Todd J Director | Open-market purchase | 35.2K | 10.41 | 366.7K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 18.3M | 1.7M |
| RENAISSANCE TECHNOLOGIES LLC | 13.8M | 1.3M |
| VANGUARD CAPITAL MANAGEMENT LLC | 9.4M | 859.5K |
| DIMENSIONAL FUND ADVISORS LP | 7.8M | 715.9K |
| GEODE CAPITAL MANAGEMENT, LLC | 5.9M | 545.7K |
| STATE STREET CORP | 5.0M | 461.8K |
| HighTower Advisors, LLC | 4.2M | 381.8K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.9M | 265.0K |
| GOLDMAN SACHS GROUP INC | 2.4M | 219.6K |
| Bank of New York Mellon Corp | 2.4M | 217.8K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Others in Communications
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