Equillium Ownership & Insider Activity

Equillium (EQ) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 1.7% of shares outstanding. Institutional investors hold 6.7%.

Shares Outstanding

63.408M

Shares Float

54.718M

Insider Shares Owned

1.068M

Insider % Owned

1.7%

Institutional Shares Held

4.232M

Institutional % Held

6.7%

Ownership Breakdown

Net Insider Activity by Month

Equillium Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Jun 5, 2026	Christine Zedelmayer	SR. VICE PRESIDENT AND COO	SELL-OPTIONS	—	$1.86	$31K
Jun 4, 2026	Stephen Connelly	PRESIDENT AND CSO	SELL	230.975K	$3.13	$724K
May 28, 2026	Penny Tom	PRINCIPAL ACCOUNTING OFFICER	SELL-OPTIONS	—	$1.87	$141K
May 27, 2026	Christine Zedelmayer	SR. VICE PRESIDENT AND COO	SELL-OPTIONS	—	$1.78	$193K
Mar 13, 2026	Christine Zedelmayer	SR. VICE PRESIDENT AND COO	SELL-OPTIONS	—	$1.64	$206K