Summary
Updated Aug 31, 2026
Calvin Rice is Chief Financial Officer & CAO of Spok Holdings, Inc (SPOK). 6 SEC Form 4 filings on record going back to 2025, most recently on 14 April 2026. Most recent open-market trade: sold $269K of SPOK on 5 August 2025. Lifetime open-market sales: $409K.
Recent Transactions
8Every recent SEC Form 4 transaction Calvin Rice has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Calvin Rice go back to 2025: 6 primary Form 4 filings, an average of 3.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Calvin Rice files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Todd J. Stein - $2.24M of SPOK open-market activity in the last 12 months
- Sharon Woods-Keisling - $336K of SPOK open-market activity in the last 12 months
- Vincent D. Kelly - $107K of SPOK open-market activity in the last 12 months
- Christine Cournoyer - $94K of SPOK open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Calvin Rice?
Calvin Rice is a corporate insider, tracked as Chief Financial Officer & CAO of Spok Holdings, Inc (SPOK). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Calvin Rice last file a Form 4?
The most recent primary Form 4 on record is dated 14 April 2026, one of 6 filings going back to 2025.
Has Calvin Rice been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($409K) across all tracked filings.
Where can I see all of Calvin Rice's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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