David W Mason Se Mrush Holdings, Inc. (SEMR) insider trading activity

David W Mason is Chief Legal Officer of SEMrush Holdings, Inc.. Currently has a direct ownership of 368,620 shares of SEMR, which is worth approximately $2.49 Million. The most recent transaction as insider was on Dec 15, 2025, when has been sold 26,054 shares (Class A Common Stock) at a price of $11.86 per share, resulting in proceeds of $309,000. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 369K

43.17% 3M change

129.97% 12M change

Total Value Held $2.49 Million

David W Mason Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 15 2025	SELL Payment of exercise price or tax liability	$309,000 $11.86 p/Share	26,054 Reduced 6.6%	368,620 Class A Common Stock
Dec 15 2025	BUY Grant, award, or other acquisition	-	143,338 Added 26.64%	394,674 Class A Common Stock
Dec 01 2025	SELL Payment of exercise price or tax liability	$42,493 $11.83 p/Share	3,592 Reduced 1.41%	251,336 Class A Common Stock
Nov 01 2025	SELL Payment of exercise price or tax liability	$18,418 $7.26 p/Share	2,537 Reduced 0.99%	254,928 Class A Common Stock
Sep 01 2025	SELL Payment of exercise price or tax liability	$19,639 $7.9 p/Share	2,486 Reduced 0.96%	257,465 Class A Common Stock
Aug 01 2025	SELL Payment of exercise price or tax liability	$14,865 $8.49 p/Share	1,751 Reduced 0.67%	259,951 Class A Common Stock
Jun 03 2025	SELL Open market or private sale	$75,225 $10.03 p/Share	7,500 Reduced 2.79%	261,702 Class A Common Stock

Jun 01 2025	SELL Payment of exercise price or tax liability	$21,461 $9.84 p/Share	2,181 Reduced 0.8%	269,202 Class A Common Stock
May 01 2025	SELL Payment of exercise price or tax liability	$15,995 $10.38 p/Share	1,541 Reduced 0.56%	271,383 Class A Common Stock
Mar 03 2025	SELL Open market or private sale	$101,674 $11.14 p/Share	9,127 Reduced 3.24%	272,924 Class A Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	123,636 Added 30.48%	282,051 Class A Common Stock
Feb 03 2025	SELL Open market or private sale	$32,156 $17.15 p/Share	1,875 Reduced 1.17%	158,415 Class A Common Stock
Nov 04 2024	SELL Open market or private sale	$20,879 $13.14 p/Share	1,589 Reduced 0.98%	160,290 Class A Common Stock
Aug 02 2024	SELL Open market or private sale	$22,454 $13.47 p/Share	1,667 Reduced 1.02%	161,879 Class A Common Stock
May 02 2024	SELL Open market or private sale	$19,548 $12.62 p/Share	1,549 Reduced 0.94%	163,546 Class A Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	89,171 Added 35.07%	165,095 Class A Common Stock
Feb 02 2024	SELL Open market or private sale	$21,142 $11.27 p/Share	1,876 Reduced 2.41%	75,924 Class A Common Stock
Nov 02 2023	SELL Open market or private sale	$48,626 $7.89 p/Share	6,163 Reduced 7.34%	77,800 Class A Common Stock
Nov 01 2022	BUY Grant, award, or other acquisition	-	83,963 Added 50.0%	83,963 Class A Common Stock

Also insider at

EVER

EverQuote, Inc. Communication Services

General Counsel and Secretary

DWM

David W Mason

Chief Legal Officer

Cambridge, MA

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