Who
Diyong Xu
Director and 10% owner
Company insider
Files Form 4 as: Director and 10% owner, Q32 Bio.
In numbers
- Trades disclosed
- 12
- Buys
- 1
- Sells
- 0
- Bought
- $30.0M
- Sold
- $0
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 25 Mar 2024
- Last trade
- 12 Jun 2026
- Last filed
- 21 Jul 2026
Companies traded
Activity over time
1 May – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 12 Jun 2026filed 21 Jul 2026 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —10,826 at $0.00 | filing |
| 12 Jun 2026filed 21 Jul 2026 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —10,826 at $0.00 | filing |
| 12 Jun 2026filed 16 Jun 2026 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —9,810 at $0.00 | filing |
| 12 Jun 2026filed 16 Jun 2026 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —9,810 at $0.00 | filing |
| 28 May 2026filed 1 Jun 2026 | QTTB Q32 BioBiotechnology | SEC FORM 4 Bought | $10.0M1,250,000 at $8.00 | filing |
| 28 May 2026filed 1 Jun 2026 | QTTB Q32 BioBiotechnology | SEC FORM 4 Bought | $5.0M625,000 at $8.00 | filing |
| 28 May 2026filed 1 Jun 2026 | QTTB Q32 BioBiotechnology | SEC FORM 4 Bought | $10.0M1,250,000 at $8.00 | filing |
| 28 May 2026filed 1 Jun 2026 | QTTB Q32 BioBiotechnology | SEC FORM 4 Bought | $5.0M625,000 at $8.00 | filing |
| 23 Oct 2025filed 27 Oct 2025 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —53,521 at $0.00 | filing |
| 24 Feb 2025filed 26 Feb 2025 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —12,767 at $0.00 | filing |
| 24 Feb 2025filed 26 Feb 2025 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —12,767 at $0.00 | filing |
| 25 Mar 2024filed 27 Mar 2024 | QTTB Q32 Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —12,767 at $0.00 | filing |
News
Head to Head Review: Q32 Bio (NASDAQ:QTTB) vs. Applied Therapeutics (NASDAQ:APLT)QTTB · tickerreport.com · 15 Oct 2026Head to Head Review: Kyntra Bio (NASDAQ:KYNB) and Q32 Bio (NASDAQ:QTTB)QTTB · tickerreport.com · 12 Oct 2026Contrasting Q32 Bio (NASDAQ:QTTB) and Kyntra Bio (NASDAQ:KYNB)QTTB · dailypolitical.com · 12 Oct 2026
0 headlines in the last 90 days name Diyong Xu; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.