Mason David W - Insider Non-Derivative Transactions at SEMrush Holdings, Inc. (SEMR) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 15, 2025, Mason David W's relationship to SEMrush Holdings, Inc. (SEMR) is Officer (Chief Legal Officer), and currently has 394,674 shares of Class A Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other SEMR insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Mason David W - Insider Non-Derivative Transactions of SEMR Class A Common Stock

Mason David W - Insider Non-Derivative Transactions at SEMR

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 16, 2025	F -- (Class A Common Stock)	26054	11.86	368620
Dec 16, 2025	Acquisition -- (Class A Common Stock)	143338	0	394674
Dec 2, 2025	F -- (Class A Common Stock)	3592	11.83	251336
Nov 2, 2025	F -- (Class A Common Stock)	2537	7.26	254928
Sep 2, 2025	F -- (Class A Common Stock)	2486	7.9	257465
Aug 2, 2025	F -- (Class A Common Stock)	1751	8.49	259951
Jun 4, 2025	Sell -- (Class A Common Stock)	7500	10.03	261702
Jun 2, 2025	F -- (Class A Common Stock)	2181	9.84	269202
May 2, 2025	F -- (Class A Common Stock)	1541	10.38	271383
Mar 4, 2025	Sell -- (Class A Common Stock)	9127	11.14	272924
Mar 2, 2025	Acquisition -- (Class A Common Stock)	123636	0	282051
Feb 4, 2025	Sell -- (Class A Common Stock)	1875	17.15	158415
Nov 5, 2024	Sell -- (Class A Common Stock)	1589	13.14	160290
Aug 3, 2024	Sell -- (Class A Common Stock)	1667	13.47	161879
May 3, 2024	Sell -- (Class A Common Stock)	1549	12.62	163546
Mar 2, 2024	Acquisition -- (Class A Common Stock)	89171	0	165095
Feb 3, 2024	Sell -- (Class A Common Stock)	1876	11.27	75924
Nov 3, 2023	Sell -- (Class A Common Stock)	6163	7.89	77800