Insiders / Horn David R.

Horn David R.

CIK 1834217personinsider

Companies

First seen

Feb 5, 2026

Last activity

Feb 19, 2026

Companies

Company	Role	Shares held	Peak held	Trades	Latest
Seer, Inc. · SEER	Executive	501,262	509,005	3	—
Edap Tms SA · EDAP	Director	—	—	0	—

2 positions · latest reported per filing

Company	Security	Shares	As of
Seer, Inc.	Class A Common Stock	501,262	Feb 18, 2026
Seer, Inc.	Employee Stock Option (right to buy)Derivative	119,000	Feb 3, 2026

InsidersInstitutions

This person's insider trades (Form 4), across every company.

Date	Action	Company	Value	Shares Δ	Position after	Impact
Feb 18, 2026	Sell	SEER Seer, Inc. Class A Common Stock	$15.4K	-8K -1.52%	501,262 0.91% of shares	low
Feb 3, 2026	Grant	SEER Seer, Inc. Class A Common Stock	$0	+79K +18.37%	509,005 0.92% of shares	low
Feb 3, 2026	Grant	SEER Seer, Inc. Employee Stock Option (right to buy)	—	+119K	119,000 0.21% of shares	low