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24 /100
LOW RISK
Score updated Jul 28, 2026

SPOK — Spok Holdings, Inc. Dilution Risk Tracker

Track SPOK dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of July 28, 2026, Spok Holdings, Inc. (SPOK) has a DilutionWatch DilutionScore of 24/100, rated LOW dilution risk. Spok Holdings, Inc. has a market capitalization of $221.19M, 20.89M shares outstanding, 139 institutional holders tracked. Key dilution vectors include approximately 999 months of cash runway.

Source: DilutionWatch (dilutionwatch.com) — data updated daily from SEC EDGAR filings. Not financial advice.

Score Breakdown

📋 Offering Ability
40
💰 Cash Runway
0
📊 Float Risk
10
⚠️ Warrant Exposure
40
🔄Convertible Debt

Dilution Forecast

☀️
Clear
No significant dilution signals
0%
No significant dilution signals detected for SPOK.
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Market Data

Market Cap$221.19M
Shares Outstanding20.89M
Float18.08M
Cash$17.08M
Debt$3.25M
Short InterestN/A

Institutional Holdings

QoQ: ↑ 14.6% shares (2026Q1 vs prior)
139 institutional holders · 12.95M shares
#1 VANGUARD CAPITAL MANAGEMENT LLC 1.72M shares
#2 BlackRock, Inc. 1.68M shares
#3 RENAISSANCE TECHNOLOGIES LLC 1.26M shares
+ 17 more holders Sign up free to view →

Short Interest

Short Interest560.2K
Days to Cover3.8
% of Float3.1%
FINRA data as of Jul 15, 2026

Recent SEC Activity

xbrl XBRL WARRANT 2026-07-07
4 INSIDER TRANSACTION 2026-04-14
4 INSIDER TRANSACTION 2026-04-01
4 INSIDER TRANSACTION 2026-04-01
4 INSIDER TRANSACTION 2026-04-01
Full SEC filing analysis available with free account

Recent News

No recent news

What This Means for SPOK Shareholders

Spok Holdings, Inc. (SPOK) has a DilutionScore of 24/100, rated Low dilution risk. At this score level, DilutionWatch's real-time EDGAR monitoring shows limited near-term dilution signals. This does not mean zero dilution risk — shelf registrations can be filed and activated quickly — but the current filing profile shows no major outstanding dilution programs. Score as of July 28, 2026.

DilutionWatch's EDGAR monitoring for SPOK shows no major active dilution programs at this time. The primary risk categories — shelf registration capacity, ATM programs, warrant overhang, and cash runway — are each within normal ranges for a company of this profile. This can change quickly if a new S-3 or Form S-1 is filed.

DilutionWatch tracks over 25 SEC filing types for SPOK in real-time, scanning EDGAR every 60 seconds. The DilutionWatch shows real-time score changes for SPOK alongside comparable low-risk stocks. Not financial advice — this analysis is for informational purposes only.

Understanding SPOK's Dilution Risk Factors

Primary Risk Drivers

The two highest-risk factors for Spok Holdings, Inc. are Offering Ability and Warrant Exposure, both scoring at the midpoint of the risk scale. Offering Ability reflects the company’s potential to raise capital through new equity offerings, which could dilute existing shareholders. A score here indicates that while no immediate threat exists, the company has the capacity to issue shares in the future that would reduce ownership percentages. Warrant Exposure adds to this concern as it suggests a potential for future issuance of shares upon warrant conversion, increasing the total number of outstanding shares and thereby reducing per-share value.

Factors Currently Not a Concern

Float Risk and Cash Runway are currently at minimal levels, indicating that the company’s share distribution and liquidity are not causing immediate concern. Float Risk being low implies that a small portion of shares is available for trading, which reduces volatility from sudden selling pressure. Cash Runway scoring zero means the company has sufficient cash reserves to operate without near-term funding needs, effectively eliminating risk from cash depletion. A change in either factor would be triggered by an increase in public float or a significant drop in cash reserves that could prompt future equity issuance.

SEC Filings to Watch

Several SEC filings are key for monitoring potential dilution events. An S-3 registration statement signals a possible large-scale offering, which could significantly dilute shareholders. A 424B5 filing indicates the company is preparing to offer securities, often tied to convertible notes or warrants. An 8-K Item 1.01 filing may disclose material events like new equity offerings or changes in capital structure that could affect share count. Lastly, a 10-Q filing provides quarterly financial updates and may reveal changes in outstanding shares or new debt instruments that could lead to dilution.

How Dilution Happens

Dilution occurs when the company issues new shares, increasing the total number of outstanding shares. For SPOK, Offering Ability allows for future equity offerings, which directly increases share count. Warrant Exposure and Convertible Note Risk suggest that warrants or convertible debt may convert into common stock, further expanding the share base. Each conversion event or new issuance reduces the percentage ownership of existing shareholders, thereby diluting their stake in the company's value.

What Would Make This Worse

A significant deterioration would occur if the company issued a large equity offering under an S-3 registration or converted a substantial portion of convertible notes and warrants. Additionally, if the company began using convertible debt as a financing tool without sufficient cash reserves to offset it, this could increase dilution risk. A drop in cash runway combined with an increase in Offering Ability would also signal growing vulnerability to shareholder dilution.

Key Insight

Despite high-risk scores for Offering Ability and Warrant Exposure, the company's current cash position provides a buffer against immediate dilution pressures.

How to Monitor SPOK for Dilution Risk

What This Risk Level Means

For a micro-cap operating company like Spok Holdings, Inc., a dilution risk profile indicates the potential for ownership dilution through equity issuance. With its small market capitalization and operational focus, such companies are more vulnerable to dilutive actions by management or investors. At this level, while not immediately critical, it signals that the company has taken steps or is in a position where further equity issuance could significantly impact existing shareholders. The elevated factors — Offering Ability, Warrant Exposure, and Convertible Note Risk — suggest that the company may be actively pursuing capital raises or has outstanding instruments that could convert into equity, increasing risk exposure.

What Typically Happens Next

Companies with this profile often proceed through capital-raising mechanisms such as shelf registrations or ATM programs. These methods allow for flexible issuance of shares over time, which can dilute existing shareholders. Warrant exercises and convertible note conversions are also common triggers that can rapidly increase share count. For a micro-cap company like SPOK, the timing of these events is critical — they often occur during periods of strategic growth or financial stress, making it essential to monitor SEC filings for any new registration statements or announcements related to equity issuance.

Monitoring Playbook

To effectively track SPOK’s dilution risk, use DilutionWatch and set alerts for changes in key factors like Offering Ability, Warrant Exposure, and Convertible Note Risk. Monitor quarterly and semi-annual reports closely, as these are common times for equity-related filings. Set thresholds at 30/100 for any factor to trigger a review — if a score rises above this level, investigate further. Use the Shelf & ATM Monitor to track registration statements and new equity offerings. When thresholds are hit, assess whether the company has issued new shares or announced plans for capital raise.

Early Warning Signals

Several signals can indicate a worsening dilution profile. First, a sudden spike in Offering Ability or Warrant Exposure scores may suggest an upcoming equity issuance. Second, the filing of a shelf registration statement or ATM program is a strong signal of potential future dilution. Third, a marked increase in convertible note activity or warrant exercise announcements indicates that dilutive instruments are nearing conversion. All these signals should prompt immediate review of SEC filings and company communications.

What a Positive Resolution Looks Like

A positive change in SPOK’s profile would occur if the company raises capital through debt rather than equity, or if outstanding warrants expire without exercise. Another resolution path is a reduction in convertible note obligations, which could lower Convertible Note Risk. A successful capital raise that dilutes ownership but strengthens balance sheet can also improve overall risk metrics. Any of these changes would signal that management is taking steps to reduce dilution exposure while maintaining financial flexibility.

Watch For

Any filing for shelf registration, warrant exercise announcements, or convertible note conversions as early indicators of increased dilution risk.

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