Q32 Bio Ownership & Insider Activity

Q32 Bio (QTTB) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 2.4% of shares outstanding. Institutional investors hold 16.0%. Over the past 90 days, insiders made 3 sales worth $275K.

Shares Outstanding

29.769M

Shares Float

20.959M

Insider Shares Owned

713.228K

Insider % Owned

2.4%

Institutional Shares Held

3.784M

Institutional % Held

16.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$275K total

Net Activity

Net Selling

Net Value (90d)

-$275K

Q32 Bio Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 25, 2026	Pope Jodie Morrison	CEO	SELL	9.845K	$16.56	$163K
Aug 25, 2026	Lee Kalowski	CFO AND PRESIDENT	SELL	3.972K	$16.56	$66K
Aug 25, 2026	Shelia Violette	CHIEF SCIENTIFIC OFFICER	SELL	2.798K	$16.56	$46K
May 28, 2026	Diyong Xu	DIRECTOR	BUY	1.875M	$8.00	$15.0M
May 28, 2026	ORBIMED ADVISORS LLC, OrbiMed Capital GP VII LLC, OrbiMed Genesis GP LLC	DIRECTOR	BUY	1.875M	$8.00	$15.0M