SEC Insider Transactions from Karlin Daniel.

Last updated: 2026-03-26 23:02 UTC | Total transactions: 19

Karlin Daniel, Chief Medical Officer of Definium Therapeutics ($DFTX), sold shares four times on the open market over the past year, for a total of about $248,300. His most recent sale occurred on December 26, 2025. These transactions rank 7,983rd among 11,678 insiders by sale value, well below the average of $8.6 million across about 6.4 sales per seller. He made no open market purchases in 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
March 25, 2026 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer S Common Shares 8018 $18.47 413,317.0000 98,509,279 1.90% 0.01%
Feb. 3, 2026 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer A Common Shares 150000 $0.00 575,025.0000 98,509,279 35.29% 0.15%
Dec. 26, 2025 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer S Common Shares 5600 $13.15 425,025.0000 98,509,279 1.30% 0.01%
Sept. 25, 2025 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer S Common Shares 7704 $9.77 430,625.0000 75,368,359 1.76% 0.01%
June 25, 2025 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer S Common Shares 7848 $6.80 438,329.0000 75,368,359 1.76% 0.01%
March 25, 2025 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer S Common Shares 6836 $6.74 446,177.0000 75,368,359 1.51% 0.01%
March 12, 2025 Definium Therapeutics, Inc. $DFTX Karlin Daniel Chief Medical Officer A Common Shares 115000 $0.00 453,013.0000 75,368,359 34.02% 0.15%
Dec. 26, 2024 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 6643 $7.43 338,013.0000 0 1.93% 0.00%
Sept. 25, 2024 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 6871 $5.98 344,656.0000 0 1.95% 0.00%
June 25, 2024 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 6925 $7.22 351,527.0000 0 1.93% 0.00%
March 25, 2024 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 6578 $9.50 358,452.0000 0 1.80% 0.00%
Feb. 27, 2024 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer A Stock Option (Right to Buy) 150000 $0.00 150,000.0000 0 9999.99% 0.00%
Dec. 26, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 6774 $3.63 365,030.0000 0 1.82% 0.00%
Sept. 25, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 3678 $3.57 375,044.0000 0 0.97% 0.00%
Sept. 25, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 3240 $3.58 371,804.0000 0 0.86% 0.00%
June 27, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 2963 $3.21 378,722.0000 0 0.78% 0.00%
June 27, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 3820 $3.19 381,685.0000 0 0.99% 0.00%
March 14, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer A Common Shares 125000 $0.00 385,505.0000 0 47.98% 0.00%
March 1, 2023 Definium Therapeutics, Inc. $DFTX Karlin Dan Chief Medical Officer S Common Shares 3577 $3.51 260,505.0000 0 1.35% 0.00%