Q32 Bio Inc. (QTTB) - Insider Holders & Insider Ownership

List of insiders holdings for Q32 Bio Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1Flynn James E
DEERFIELD MANAGEMENT COMPANY L.P. (SERIES C)
Deerfield Mgmt L.P.
DEERFIELD PARTNERS L.P.
Deerfield Private Design Fund III L.P.
Deerfield Mgmt III L.P.
Deerfield Healthcare Innovations Fund L.P.
Deerfield Mgmt HIF L.P.
Possible Member of 10% Group
10% Owner		2020-05-01 08:31:182,254,567
0		2,254,567Form 13D
2ORBIMED ADVISORS LLC
OrbiMed Capital GP VII LLC
Director
10% Owner		2026-03-12 17:06:342,252,987
0		2,252,987Form 13D
3Novartis Institutes for BioMedical Research Inc.
NOVARTIS AG
10% Owner		2020-03-10 12:20:081,979,226
0		1,979,226Form 13G
4SHAH MAHENDRA
Director		2018-05-16 16:05:250
909,742		909,742Form 4/A
5Atlas Venture Fund X L.P.
ATLAS VENTURE ASSOCIATES X L.P.
Atlas Venture Associates X LLC
Atlas Venture Opportunity Fund I L.P.
Atlas Venture Associates Opportunity I L.P.
Atlas Venture Associates Opportunity I LLC
Atlas Venture Opportunity Fund II L.P.
Atlas Venture Associates Opportunity II LP
Atlas Venture Associates Opportunity II LLC
10% Owner		2024-04-01 21:52:41864,261
0		864,261Form 13D
6Vida Ventures LLC
VV Manager LLC
10% Owner		2018-04-04 16:24:000
770,845		770,845Form 4
7Rock Springs Capital Management LP
Rock Springs Capital Master Fund LP
Rock Springs Capital LLC
10% Owner		2018-04-04 16:24:070
645,845		645,845Form 4
8Chatterjee Saswati
10% Owner		2018-03-27 18:02:57475,014
0		475,014Form 3
9Smith W Bradford
See remarks		2023-02-27 16:05:27249,000
0		249,000Form 4
10Rasty Siyamak
Chief Operating Officer		2019-07-11 16:30:42222,707
0		222,707Form 4
11Morrison Jodie Pope
CEO		2026-03-20 19:00:03221,104
0		221,104Form 4
12Campagna Jason
Chief Medical Officer		2025-02-26 21:57:04213,876
0		213,876Form 4
13Seymour Albert
See Remarks		2023-09-08 16:44:26160,254
0		160,254Form 4
14Violette Shelia M.
Chief Scientific Officer		2026-03-20 19:00:0593,069
36,277		129,346Form 4
15Blum Michael Lee
Chief Commercial Officer		2023-02-27 16:05:45121,000
0		121,000Form 4
16Kalowski Lee
CFO and President		2026-03-20 19:00:0389,193
0		89,193Form 4
17Xu Diyong
Director		2025-10-27 21:25:5653,521
0		53,521Form 4
18Manke Isaac
Director		2025-10-27 21:26:1553,521
0		53,521Form 4
19Thistle Mary
Director		2025-10-27 21:19:5353,521
0		53,521Form 4
20TZIANABOS ARTHUR
Director		2025-10-27 21:16:3753,521
0		53,521Form 4
21Iwicki Mark T
Director		2025-10-27 21:26:2053,521
0		53,521Form 4
22Kelly Timothy P
Chief Operating Officer		2022-02-28 16:05:5533,000
0		33,000Form 4
23LAPORTE KATHLEEN
Director		2026-01-30 19:00:0723,272
0		23,272Form 4
24Patterson Matthew R
Director		2023-06-15 18:33:3623,000
0		23,000Form 4
25GILLIS STEVEN
Director		2023-06-15 19:25:2623,000
0		23,000Form 4
26Poulton Jeffrey V.
Director		2023-06-15 18:09:3923,000
0		23,000Form 4
27REICIN ALISE
Director		2023-06-15 18:04:2623,000
0		23,000Form 4
28Lundberg Sven Ante
Director		2026-01-30 19:00:0220,363
0		20,363Form 4
29Gregory Richard J.
Director		2022-06-17 16:05:4818,000
0		18,000Form 4
30PARMAR KUSH
Director		2022-06-17 16:05:2018,000
0		18,000Form 4
31GRAYZEL DAVID S.
Director		2026-01-30 19:00:0616,363
0		16,363Form 4
32Wheeler Cameron
Director		2019-06-11 19:33:330
15,580		15,580Form 4/A
33Cohn Gabriel
Chief Medical Officer		2022-01-12 16:05:2411,339
0		11,339Form 4
34Jordan Julie
Chief Medical Officer		2023-08-07 21:39:257,496
0		7,496Form 4
35Alloway Paul
See Remarks		2024-04-23 17:03:072,596
0		2,596Form 4
36Michaud Charles Jr
See Remarks		2024-04-23 17:00:03927
0		927Form 4
375AM Ventures IV L.P.
5AM Co-Investors IV L.P.
5AM Partners IV LLC
DIEKMAN JOHN D
ROCKLAGE SCOTT M
Schwab Andrew J.
10% Owner		2024-11-14 17:46:100
0		0Form 13G
38ARCH Venture Fund VIII L.P.
ARCH Venture Fund VIII Overage L.P.
ARCH Venture Partners VIII L.P.
ARCH Venture Partners VIII LLC
BYBEE CLINTON
CRANDELL KEITH
NELSEN ROBERT
10% Owner		2024-05-13 17:34:550
0		0Form 13G
39Temasek Holdings (Private) Ltd
Fullerton Management Pte Ltd
Temasek Life Sciences Private Ltd
TLS Beta Pte. Ltd.
V-Sciences Investments Pte Ltd
10% Owner		2024-10-25 06:06:250
0		0Form 13G