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Insider · CIK 0001995088

Xu Diyong

Reports to the SEC for 1 company · WALTHAM, MA

Transactions

8

Companies

1

Filings

6

CIK

0001995088

Forms 4 and 5

Insider transactions

8 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-12	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+10.8K sh	—	—	10,826
2026-06-12	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+9,810 sh	—	—	9,810
2026-05-28	QTTBQ32 Bio Inc.P Purchase	Director, 10% Owner	PPurchase	+1.25M sh	$8.00	+$10M	3,502,987
2026-05-28	QTTBQ32 Bio Inc.P Purchase	Director, 10% Owner	PPurchase	+625K sh	$8.00	+$5M	625,000
2025-10-23	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+53.5K sh	—	—	53,521
2025-02-24	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−12.8K sh	—	—	0
2025-02-24	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+12.8K sh	—	—	12,767
2024-03-25	QTTBQ32 Bio Inc. · Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+12.8K sh	—	—	12,767

Recent filings

6

Accepted (ET)
Jul 214/A
Xu Diyong0001193125-26-310970
SEC(opens sec.gov)
Jun 164
Xu Diyong0001193125-26-272686
SEC(opens sec.gov)
Jun 14
Xu Diyong0000947871-26-000594
SEC(opens sec.gov)
Oct 274
Xu Diyong0001193125-25-251992
SEC(opens sec.gov)
Feb 264
Xu Diyong0000950170-25-028260
SEC(opens sec.gov)
Mar 274
Xu Diyong0000950170-24-037395
SEC(opens sec.gov)

Companies

1

Q32 Bio Inc.Director, 10% OwnerQTTB

Address

Q32 BIO INC. 830 WINTER STREET

WALTHAM, MA, 02451