Insiders / Douglas Richard

Douglas Richard

CIK 1021015personinsider

Companies

3

First seen

Mar 20, 2026

Last activity

Jun 23, 2026

Companies

Company	Role	Shares held	Peak held	Trades	Latest
Maxcyte, Inc. · MXCT	Director	260,998	260,998	2	—
Aldeyra Therapeutics, Inc. · ALDX	Director	195,000	195,000	4	—
Novavax Inc · NVAX	Director	73,220	73,220	4	—

All securities held

6 positions · latest reported per filing

Company	Security	Shares	As of
Aldeyra Therapeutics, Inc.	Common Stock	195,000	Mar 19, 2026
Aldeyra Therapeutics, Inc.	Stock Option (Right to Buy)Derivative	2,323	Jun 9, 2026
Maxcyte, Inc.	Common Stock	260,998	Jun 17, 2026
Maxcyte, Inc.	Stock Option (right to buy)Derivative	49,579	Jun 17, 2026
Novavax Inc	Common Stock	73,220	Jun 20, 2026
Novavax Inc	Stock Option (Right to Buy)Derivative	21,270	Jun 18, 2026

Activity

InsidersInstitutions

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

Date	Action	Company	Value	Shares Δ	Position after	Impact
Mar 19, 2026	Buy	ALDX Aldeyra Therapeutics, Inc. Common Stock	$98.0K	+70K +56.00%	195,000 0.32% of shares	medium
Jun 17, 2026	Grant	MXCT Maxcyte, Inc. Common Stock	$0	+30K +13.19%	260,998 0.24% of shares	low
Jun 17, 2026	Grant	MXCT Maxcyte, Inc. Stock Option (right to buy)	—	+50K	49,579 0.05% of shares	low
Jun 9, 2026	Grant	ALDX Aldeyra Therapeutics, Inc. Stock Option (Right to Buy)	—	+2K	2,323 <0.01% of shares	low
Jun 9, 2026	Grant	ALDX Aldeyra Therapeutics, Inc. Stock Option (Right to Buy)	—	+20K	19,909 0.03% of shares	low
Jun 9, 2026	Grant	ALDX Aldeyra Therapeutics, Inc. Stock Option (Right to Buy)	—	+70K	70,000 0.12% of shares	low
Jun 20, 2026	Exercise	NVAX Novavax Inc Restricted Stock Units	—	-19K -100.00%	0 0.00% of shares	low
Jun 18, 2026	Grant	NVAX Novavax Inc Restricted Stock Units	—	+14K	14,180 <0.01% of shares	low
Jun 18, 2026	Grant	NVAX Novavax Inc Stock Option (Right to Buy)	—	+21K	21,270 0.01% of shares	low
Jun 20, 2026	Exercise	NVAX Novavax Inc Common Stock	—	+19K +34.74%	73,220 0.04% of shares	low