Form 4 for PLMR Palomar Holdings, Inc.

Accepted 2026-09-22 16:15:07 ET · period of report 2026-09-21 · accession 0001214659-26-011869 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
MTI	2026-09-22 16:15	2026-09-21	PLMR	Armstrong Mac	CEO, COB, Dir	S - Sale	$134.98	-3,500	318.9K	-1%	-$472.4K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-09-21	S	D	2,100	$134.60	320,288	I By Armstrong Family Trust	—	—	(F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.1100 to $135.0800 (weighted average of $134.5956), inclusive; $135.1800 to $135.9800 (weighted average of $135.5670). The Reporting Person undertakes to provide to Palomar Holdings, Inc., any security holder of Palomar Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.
2	Common	Common Stock	2026-09-21	S	D	1,400	$135.57	318,888	I By Armstrong Family Trust	—	—	(F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.1100 to $135.0800 (weighted average of $134.5956), inclusive; $135.1800 to $135.9800 (weighted average of $135.5670). The Reporting Person undertakes to provide to Palomar Holdings, Inc., any security holder of Palomar Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.