Palomar (PLMR) insider Mac Armstrong plans Rule 144 sale of 5,000 shares

Rhea-AI Filing Summary

Palomar Holdings insider Mac Armstrong has filed a notice to sell 5,000 shares of common stock through Morgan Stanley Smith Barney on or around 02/12/2026, with the shares listed on NASDAQ. The filing shows 26,501,692 common shares outstanding at the time the notice was prepared.

The 5,000 shares to be sold were recently acquired as restricted stock units, including 2,061 units and 2,939 units that vested on 01/31/2026 and 01/29/2026. Over the past three months, Armstrong and the Armstrong Family Trust have already sold multiple blocks of Palomar common stock, such as 11,484 shares on 01/28/2026 for about $1.38 million and 5,000 shares on 01/21/2026 under a Rule 10b5-1 plan.

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

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	5000	658200.00	26501692	02/12/2026	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	01/31/2026	Restricted Stock Units	Issuer			2061	01/31/2026	N/A
Common	01/29/2026	Restricted Stock Units	Issuer			2939	01/29/2026	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
MAC ARMSTRONG 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	01/31/2026	2205	268444.86
MAC ARMSTRONG 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	01/29/2026	5399	658909.77
MAC ARMSTRONG 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	01/28/2026	11484	1376701.92
10b5-1 Sales for ARMSTRONG FAMILY TRUST U/A DTD 04/07/2011 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	01/21/2026	5000	644984.00
MAC ARMSTRONG 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	01/15/2026	2310	300300.00
10b5-1 Sales for ARMSTRONG FAMILY TRUST U/A DTD 04/07/2011 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	12/22/2025	5000	681139.00
10b5-1 Sales for ARMSTRONG FAMILY TRUST U/A DTD 04/07/2011 7979 Ivanhoe Avenue, Suite 500 La Jolla CA 92037	Common	11/21/2025	5000	614311.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

What does the Form 144 filing for PLMR disclose?

The Form 144 discloses that Mac Armstrong plans to sell 5,000 Palomar Holdings common shares on NASDAQ. It also details recent sales over the prior three months, including several sizable transactions by Armstrong and the Armstrong Family Trust.

How many Palomar (PLMR) shares is Mac Armstrong planning to sell?

Mac Armstrong plans to sell 5,000 shares of Palomar common stock under Rule 144. These shares were recently acquired through vesting restricted stock units in late January 2026 and will be sold through Morgan Stanley Smith Barney.

How many Palomar (PLMR) shares are shown as outstanding in the notice?

The notice lists 26,501,692 common shares outstanding for Palomar Holdings. This figure provides context for the planned 5,000-share sale, indicating that the proposed transaction represents a small fraction of the company’s total common equity base.

What recent Palomar (PLMR) share sales has Mac Armstrong reported?

Recent activity includes several sales by Mac Armstrong, such as 11,484 shares on 01/28/2026 for about $1.38 million. Additional sales were made on 01/31/2026, 01/29/2026, and 01/15/2026, plus separate 10b5-1 sales for the Armstrong Family Trust.

What are the Armstrong Family Trust 10b5-1 sales of PLMR shares?

The Armstrong Family Trust executed 10b5-1 plan sales of 5,000 Palomar shares on 01/21/2026, 12/22/2025, and 11/21/2025. Gross proceeds for these transactions ranged from roughly $614,000 to $681,000 per 5,000-share block.

How were the PLMR shares to be sold by Mac Armstrong acquired?

The 5,000 Palomar shares to be sold were acquired via restricted stock units. RSUs vesting on 01/31/2026 (2,061 units) and 01/29/2026 (2,939 units) converted into common shares, which are now eligible for sale under Rule 144.