SPOK stock Statistics — Spok Holdings, Inc filings, insiders & smart money

Price and daily changeSign in

Earnings4 Nov 2026

52-week rangeSign inDay rangeSign in

Price chart (1D to 10Y)

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Beta: Sign in
Shares outstandingAs of 2026-07-24 · filed common shares: 20.91M
Shares float: Sign in
Float %: Sign in
Insider ownershipDirectors and officers, from their latest Form 3/4/5 holding: 1.11%
Institutional ownership: Sign in
Short interestShare of shares outstanding, at settlement: 2.84%
Short ratioDays to cover, as published by FINRA: 3.30
Short volume (5D)Share of FINRA reporting-facility volume sold short, daily flow: 53.20%
Short volume (20D)Share of FINRA reporting-facility volume sold short, daily flow: 55.20%
Avg volume (10D)

Source: SEC filings. Information and analytics, not investment advice.

Rev growth (fwd)

Avg volume (3 months)

Gross marginTTM to Jun 26: 78.18%
Operating marginTTM to Jun 26: 11.89%
Net margin: —
EBITDA marginTTM to Jun 26: 14.57%
Return on equityNet income (TTM to Jun 26) ÷ average shareholders equity: 8.42%
Return on assetsNet income (TTM to Jun 26) ÷ average total assets: 6.06%

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Price / operating cash flow

P/FCF

EV / revenue

EV / EBITDA

EPSDiluted, TTM to Jun 26

0.57

EPS (fwd)

Cash & equivalentsas of Jun 26: $16.59M
Total cash: Sign in
Total debtBorrowings + finance and operating lease liabilities, as of Jun 26: $5.74M
Debt / equityas of Jun 26: 4.11%
Current ratioas of Jun 26: 1.09
Quick ratio(Cash + marketable securities + receivables) ÷ current liabilities, as of Jun 26: 0.87
Operating cash flowTTM to Jun 26: $28.58M
Free cash flowUnadjusted FCF = CFO − capex · TTM to Jun 26: $25.40M
TTM revenue / diluted shareDiluted, TTM to Jun 26: 6.40