[144] Spok Holdings, Inc SEC Filing

Rhea-AI Filing Summary

Spok Holdings (SPOK) – Form 144 insider sale notice.

Michael Wallace has filed to sell up to 10,000 SPOK common shares on or after 4 Aug 2025 via Charles Schwab. Based on the cited $18.36 reference price, the transaction is valued at roughly $183.6 k. The shares stem from a 16,306-share stock award received 1 Jan 2024. Wallace previously sold 6,000 shares for $99,137 on 7 May 2025. With 20.59 million shares outstanding, the proposed sale equals less than 0.05 % of the float and does not create dilution because no new shares are being issued.

Rule 144 requires the filer to certify that no undisclosed adverse information exists. While insider selling can signal caution, the modest size and planned, disclosed nature of this sale suggest minimal impact on liquidity or control. Investors may view it as routine portfolio diversification rather than a bearish signal.

Positive

• Sale represents <0.05 % of shares outstanding, indicating negligible float impact.
• Full Rule 144 disclosure demonstrates adherence to SEC compliance, reducing governance risk.

Negative

• Insider selling can be interpreted as a mildly bearish sentiment signal, warranting monitoring for additional sales.

Insights

Securities Analyst

TL;DR: Small insider sale (<0.05 % float) appears routine, unlikely to pressure SPOK shares materially.

The filing shows Michael Wallace intends to sell 10,000 shares (~$184 k) after already selling 6,000 in May. Volumes are immaterial versus 20.6 m shares outstanding and average daily trading volume, implying negligible market impact. Because shares originated from a stock award, the sale more likely reflects personal liquidity than strategic pessimism. I therefore view the event as neutral for valuation, though it bears monitoring if additional insiders follow suit.

Corporate Governance Expert

TL;DR: Proper Rule 144 disclosure limits governance concern; transaction size signals low risk.

Form 144 satisfies SEC transparency rules, indicating adherence to compliance standards. The signer attests to having no undisclosed MNPI, reducing legal exposure. Given the absence of accompanying negative news and the modest dollar amount, governance risk from this sale is minimal. I assign a neutral impact.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Charles Schwab Corp. 3000 Schwab Way Westlake TX 76262	10000	183600.00	20590924	08/04/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/01/2024	Stock Award	Issuer			16306	08/04/2025	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Michael Wallace 3000 TECHNOLOGY DRIVE, SUITE 400 Plano TX 75074	Common	05/07/2025	6000	99137.32

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

How many SPOK shares are being sold under this Form 144?

The filer proposes to sell 10,000 common shares.

What is the estimated value of the planned SPOK share sale?

At $18.36 per share, the sale is valued at approximately $183,600.

Who is selling the SPOK shares and what was the source of the holdings?

Michael Wallace is selling shares acquired via a 16,306-share stock award granted on 1 Jan 2024.

Does the sale create dilution for existing SPOK shareholders?

No. The filing covers secondary sales of existing shares; no new shares are issued.

How significant is the sale relative to SPOK’s total shares outstanding?

10,000 shares equal less than 0.05 % of the 20.59 million shares outstanding.