Spok Holdings, Inc. (SPOK) IV/HV History
Comparing implied volatility to historical (realized) volatility reveals whether options are priced rich or cheap relative to actual price movement. Persistent gaps can signal trading opportunities.
Spok Holdings, Inc. (SPOK) operates in the Healthcare sector, specifically the Medical - Healthcare Information Services industry, with a market capitalization near $228.5M, listed on NASDAQ, employing roughly 418 people, carrying a beta of 0.43 to the broader market. Spok Holdings, Inc. Led by Vincent D. Kelly, public since 2004-11-17.
Snapshot as of May 15, 2026.
- Spot Price
- $10.89
- ATM IV
- 73.5%
- HV 20-Day
- 28.6%
- HV 60-Day
- 38.7%
- IV Rank
- 25.1%
- IV Percentile
- 68.3%
As of May 15, 2026, Spok Holdings, Inc. (SPOK) ATM implied volatility is 73.5%. 20-day realized volatility is 28.6%, producing an IV-HV spread of +44.9 vol points. Options are pricing in more volatility than the stock has recently delivered, the volatility risk premium. IV rank is 25.1%.
How SPOK iv/hv history Data Feeds Strategy Selection
Strategy selection on Spok Holdings, Inc. options does not derive from any single metric in isolation. The iv/hv history view above sits inside a broader read: ATM IV currently sits at 73.5% and dealer gamma exposure is positive, so dealer hedging is mechanically mean-reverting. Combine the iv/hv history data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.
Learn how implied vs realized volatility is reported and how to read the data →
Frequently asked SPOK iv/hv history questions
- Is SPOK options pricing rich or cheap right now?
- As of May 15, 2026, Spok Holdings, Inc. (SPOK) ATM IV is 73.5% against 20-day realized volatility of 28.6%. IV rank is 25.1%. SPOK options are pricing in more volatility than the stock has recently realized: a positive variance risk premium worth 44.9 vol points.
- What is the SPOK variance risk premium?
- The variance risk premium is the persistent gap between implied and subsequently realized volatility. In equity markets it averages positive because option sellers demand compensation for bearing variance shocks. SPOK is currently priced consistently with this premium, which is one input to whether short-vol or long-vol structures carry their typical edge.
- What does SPOK IV rank mean for strategy selection?
- IV rank normalizes the current ATM IV to its 1-year range: 0% is the low, 100% is the high. SPOK's current rank of 25.1% signals where current pricing sits in its own 1-year history. High-rank regimes typically favor premium-selling structures (credit spreads, condors, covered calls); low-rank regimes typically favor premium-buying or long-volatility structures.