QTTB
Q32 BIO (QTTB)
NASDAQ
$11.11+$0.005 (+0.05%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $330.4M
    Market Cap
  • 475.13%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
ORBIMED ADVISORS LLC
13.87%
4.1M
+1.9M (+45.42%)
Jun 30, 2026
BOXER CAPITAL MANAGEMENT, LLC
10.58%
3.1M
+3.1M (+100.00%)
Jun 30, 2026
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC
9.13%
2.7M
+625,000 (+23.00%)
Jun 30, 2026
BVF INC/IL
7.90%
2.4M
+2.4M (+100.00%)
Jun 30, 2026
RA CAPITAL MANAGEMENT, L.P.
7.84%
2.3M
+2.3M (+100.00%)
Jun 30, 2026
POINT72 ASSET MANAGEMENT, L.P.
3.94%
1.2M
+1.2M (+100.00%)
Jun 30, 2026
OPALEYE MANAGEMENT INC.
3.13%
931,000
-325,228 (-34.93%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions76.3M (82.63%)
  • Mutual Funds10.3M (11.10%)
  • Insiders5.8M (6.26%)
  • Other0 (0.00%)

Insider Transactions

  • 6.26% (5.8M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $10.4M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Violette Shelia M.
Chief Scientific Officer
Sell
Aug 25, 2026
$46,334.88
2,798
$16.56
127,771
Morrison Jodie Pope
CEO
Sell
Aug 25, 2026
$163,033.20
9,845
$16.56
343,259
Kalowski Lee
CFO and President
Sell
Aug 25, 2026
$65,776.32
3,972
$16.56
138,471
Violette Shelia M.
Chief Scientific Officer
Award
Jul 16, 2026
$0.00
37,500
$0.00
130,569
Kalowski Lee
CFO and President
Award
Jul 16, 2026
$0.00
53,250
$0.00
142,443
Manke Isaac
Exempt
Jun 30, 2026
$0.00
53,521
$0.00
0
Manke Isaac
Exempt
Jun 30, 2026
$149,858.80
53,521
$2.80
53,521
LAPORTE KATHLEEN
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
GRAYZEL DAVID S.
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Manke Isaac
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Iwicki Mark T
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Thistle Mary
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Xu Diyong
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
TZIANABOS ARTHUR
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Lundberg Sven Ante
Award
Jun 12, 2026
$0.00
9,810
$0.00
9,810
Violette Shelia M.
Chief Scientific Officer
Sell
Feb 25, 2026
$12,708.04
2,815
$4.51
55,569
Morrison Jodie Pope
CEO
Sell
Feb 25, 2026
$44,674.50
9,896
$4.51
89,104
Violette Shelia M.
Chief Scientific Officer
Award
Feb 24, 2026
$0.00
37,500
$0.00
93,069
Kalowski Lee
CFO and President
Award
Feb 24, 2026
$0.00
53,250
$0.00
89,193
Morrison Jodie Pope
CEO
Award
Feb 24, 2026
$0.00
132,000
$0.00
221,104
Thistle Mary
Award
Oct 23, 2025
$0.00
53,521
$0.00
53,521
GRAYZEL DAVID S.
Award
Oct 23, 2025
$0.00
53,521
$0.00
53,521
LAPORTE KATHLEEN
Award
Oct 23, 2025
$0.00
53,521
$0.00
53,521
Morrison Jodie Pope
CEO
Sell
Aug 26, 2025
$18,899.69
10,494
$1.80
121,506
Manke Isaac
Return
Feb 24, 2025
$0.00
12,767
$0.00
0
LAPORTE KATHLEEN
Return
Feb 24, 2025
$0.00
5,431
$0.00
0
Violette Shelia M.
Chief Scientific Officer
Return
Feb 24, 2025
$0.00
32,891
$0.00
0
TZIANABOS ARTHUR
Return
Feb 24, 2025
$0.00
25,674
$0.00
0
Morrison Jodie Pope
CEO
Return
Feb 24, 2025
$0.00
152,700
$0.00
0
GRAYZEL DAVID S.
Return
Feb 24, 2025
$0.00
18,595
$0.00
0