SEC Insider Transactions from Kalowski Lee.

Last updated: 2026-03-23 13:02 UTC | Total transactions: 14

Kalowski Lee, CFO and President of Q32 Bio Inc. ($QTTB), sold shares on the open market three times in the last year, totaling about $57,000. The most recent sale occurred on February 25, 2026. These sales rank 10,256th among nearly 12,000 insiders, well below the average of $8.6 million per seller and 6.4 transactions. Lee made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 24, 2026 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President A Common Stock 53250 $0.00 89,193.0000 12,304,352 148.15% 0.43%
Feb. 25, 2026 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President S Common Stock 3995 $4.51 35,943.0000 12,304,352 10.00% 0.03%
Dec. 2, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President S Common Stock 9072 $3.46 39,938.0000 12,304,352 18.51% 0.07%
Aug. 26, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President S Common Stock 4240 $1.80 49,010.0000 12,197,615 7.96% 0.03%
Feb. 24, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President A Stock Option (Right to Buy) 161323 $0.00 161,323.0000 0 9999.99% 0.00%
Feb. 24, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President D Stock Option (Right to Buy) 16901 $0.00 0.0000 0 100.00% 0.00%
Feb. 24, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President A Stock Option (Right to Buy) 16901 $0.00 16,901.0000 0 9999.99% 0.00%
Feb. 24, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President D Stock Option (Right to Buy) 161323 $0.00 0.0000 0 100.00% 0.00%
Feb. 24, 2025 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President A Common Stock 53250 $0.00 53,250.0000 0 9999.99% 0.00%
March 25, 2024 Q32 Bio Inc. $QTTB Kalowski Lee CFO and President A Stock Option (Right to Buy) 161323 $0.00 161,323.0000 0 9999.99% 0.00%
April 3, 2023 BICYCLE THERAPEUTICS PLC $BCYC Kalowski Lee President and CFO S Ordinary Shares 376 $21.11 30,309.0000 30,001,725 1.23% 0.00%
Jan. 3, 2023 BICYCLE THERAPEUTICS PLC $BCYC Kalowski Lee President and CFO A Ordinary Shares 17500 $0.00 32,500.0000 29,660,659 116.67% 0.06%
Jan. 3, 2023 BICYCLE THERAPEUTICS PLC $BCYC Kalowski Lee President and CFO S Ordinary Shares 1815 $29.06 30,685.0000 29,660,659 5.58% 0.01%
Jan. 3, 2023 BICYCLE THERAPEUTICS PLC $BCYC Kalowski Lee President and CFO A Employee Stock Option (right to buy) 35000 $0.00 35,000.0000 29,660,659 9999.99% 0.12%