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QTTB Q32 Bio Inc. Insider Trading

Latest: Director Bought $15.0M of Shares · May 2026

Q32 Bio Inc. (QTTB)'s reported leadership includes CEO Jodie Morrison. Its Form 4 history breaks down as 2 buys and 0 sells, filed by 2 distinct insiders through Jun 2026. Its highest-significance filing in the last 90 days: Director Diyong Xu bought $15.0M, transaction dated May 2026.

2 filings analyzed · Latest 2026-06-01

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Buys
2
Sells
0
Insiders
2
Direction
Net buying

Q32 Bio Inc. leadership

CEO
Jodie Morrison — PRINCIPAL EXECUTIVE OFFICER
CFO
Lee Kalowski — PRINCIPAL FINANCIAL OFFICER
Chair
Mark Iwicki — Director

Historically, medium-priority insider buys have outperformed the S&P 500 by a median ~1% over the 30 days after the trade — the edge is concentrated in that first month (n ≈ 7,162, 2024-2026). Past results don't predict the future. How we measure this ↗

June 2026
2026-06-01
medium
Diyong Xu Buy
1,875,000 shares
$15,000,000
@ $8.00
Significance 6

Director Diyong Xu acquired 1,875,000 shares for $15,000,000.00 at $8.00 via 2 transactions in private placement deal

Director Diyong Xu completed two separate purchases totaling 1,875,000 shares for $15,000,000.00 at $8.00 per share on 2026-05-28. The filing is flagged as a private placement, PIPE, registered direct, or IPO allocation—not a discretionary open-market purchase, so this transaction does not reflect independent insider conviction. The current stock price of $11.66 stands 11.3% below the 52-week high of $13.15, and the company reported zero revenue in the latest quarter with net income of -$7,609,000.00. The acquisition is noteworthy as a significant capital commitment ($15.0M) by a director during structured financing, but investors should distinguish this from voluntary open-market accumulation.

2026-06-01
low
1,875,000 shares
$15,000,000
@ $8.00
Significance 3

Orbimed Advisors LLC (Director) purchases 1,875,000 shares for $15,000,000.00 in private placement at Q32 Bio.

Orbimed Advisors LLC purchased 1,875,000 shares across 2 separate transactions on 2026-05-28, paying $8.00 per share for a total of $15,000,000.00. However, this transaction is flagged as a private placement—not a discretionary open-market purchase—and therefore should not be interpreted as an expression of insider conviction about the stock's near-term prospects. The stock currently trades at $11.66, up 131.4% over 30 days and 138.4% over 90 days, placing it 11.3% below its 52-week high of $13.15. Q32 Bio is an early-stage biotech company with zero quarterly revenue and a net loss of $7,609,000.00, typical for pre-commercial stage enterprises. The private-placement structure indicates this was a structured financing event rather than an open-market vote of confidence, limiting the signal value for momentum or directional conviction.

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