Stocks
DFTX Definium Therapeutics, Inc.

DFTX

Definium Therapeutics, Inc.

Company with tickers: DFTX

CIK

1813814

CUSIP

24477V105

Shares Outstanding

109,066,783

Price History Institutional Holders Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trades Congressional Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-03-25	Karlin Daniel	Chief Medical Officer	Sell	8,018	$18.47	$148,092	413,317
2026-03-25	Sullivan Mark	General Counsel & Secretary	Sell	10,702	$18.47	$197,666	271,079
2026-03-25	Barrow Robert	Director, Chief Executive Officer	Sell	24,431	$18.47	$451,241	752,454
2026-02-03	Sullivan Mark	General Counsel & Secretary	Award	125,000	—	—	407,576
2026-02-03	Karlin Daniel	Chief Medical Officer	Award	150,000	—	—	575,025
2026-02-03	Roberts Brandi	Chief Financial Officer	Award	150,000	—	—	150,000
2026-02-03	Wiley Matthew T.	Chief Commercial Officer	Award	115,000	—	—	115,000
2026-02-03	Barrow Robert	Director, Chief Executive Officer	Award	320,000	—	—	1,098,477
2026-01-29	Adsett Roger	Chief Operating Officer	Award	50,000	—	—	50,000
2026-01-29	Adsett Roger	Chief Operating Officer	Other	0	—	—	0
2025-12-26	Karlin Daniel	Chief Medical Officer	Sell	5,600	$13.15	$73,623	425,025
2025-12-26	Barrow Robert	Director, Chief Executive Officer	Sell	25,791	$13.15	$339,072	778,477
2025-12-26	Sullivan Mark	General Counsel & Secretary	Sell	11,276	$13.15	$148,244	282,576
2025-09-25	Barrow Robert	Director, Chief Executive Officer	Sell	25,797	$9.77	$252,037	804,268
2025-09-25	Karlin Daniel	Chief Medical Officer	Sell	7,704	$9.77	$75,268	430,625
2025-09-25	Sullivan Mark	General Counsel & Secretary	Sell	11,278	$9.77	$110,186	293,852
2025-06-25	Sullivan Mark	General Counsel & Secretary	Sell	11,491	$6.80	$78,139	305,130
2025-06-25	Karlin Daniel	Chief Medical Officer	Sell	7,848	$6.80	$53,366	438,329
2025-06-25	Barrow Robert	Director, Chief Executive Officer	Sell	26,491	$6.80	$180,139	830,065
2025-06-12	GRYSKA DAVID W	Director	Award	75,187	—	—	75,187
2025-06-12	Vallone Carol A	Director	Award	75,187	—	—	75,187
2025-06-12	Bruhn Suzanne Louise	Director	Award	75,187	—	—	75,187
2025-06-12	Krebs Andreas	Director	Award	75,187	—	—	75,187
2025-06-12	CRYSTAL ROGER	Director	Award	75,187	—	—	75,187
2025-06-02	Roberts Brandi	Chief Financial Officer	Award	500,000	—	—	500,000
2025-06-02	Roberts Brandi	Chief Financial Officer	Other	0	—	—	0
2025-03-25	Barrow Robert	Director, Chief Executive Officer	Sell	21,208	$6.74	$142,942	856,556
2025-03-25	Karlin Daniel	Chief Medical Officer	Sell	6,836	$6.74	$46,075	446,177
2025-03-25	Sullivan Mark	General Counsel & Secretary	Sell	6,576	$6.74	$44,322	316,621
2025-03-25	Liao Carrie	Chief Accounting Officer	Sell	2,347	$6.74	$15,819	144,923
2025-03-17	Wiley Matthew T.	Chief Commercial Officer	Award	350,000	—	—	350,000
2025-03-17	Wiley Matthew T.	Chief Commercial Officer	Other	0	—	—	0
2025-03-12	Barrow Robert	Director, Chief Executive Officer	Award	350,000	—	—	877,764
2025-03-12	Karlin Daniel	Chief Medical Officer	Award	115,000	—	—	453,013
2025-03-12	Sullivan Mark	General Counsel & Secretary	Award	150,000	—	—	323,197
2025-03-12	Liao Carrie	Chief Accounting Officer	Award	50,000	—	—	142,270
2024-12-26	Barrow Robert	Director, Chief Executive Officer	Sell	19,106	$7.43	$141,958	526,666
2024-12-26	Liao Carrie	Chief Accounting Officer	Sell	2,273	$7.43	$16,888	97,270
2024-12-26	Karlin Daniel	Chief Medical Officer	Sell	6,643	$7.43	$49,357	338,013
2024-12-26	Sullivan Mark	General Counsel & Secretary	Sell	4,519	$7.43	$33,576	173,197
2024-12-05	GRYSKA DAVID W	Director	Buy	2,500	$7.17	$17,925	19,851
2024-09-25	Barrow Robert	Director, Chief Executive Officer	Sell	19,771	$5.98	$118,231	545,772
2024-09-25	Liao Carrie	Chief Accounting Officer	Sell	2,352	$5.98	$14,065	99,543
2024-09-25	Sullivan Mark	General Counsel & Secretary	Sell	4,430	$5.98	$26,491	177,716
2024-09-25	Karlin Daniel	Chief Medical Officer	Sell	6,871	$5.98	$41,089	344,656
2024-08-23	GRYSKA DAVID W	Director	Buy	3,500	$5.98	$20,930	17,351
2024-08-21	Halperin Wernli Miri	Executive President	Convert	50,000	—	—	0
2024-08-21	Halperin Wernli Miri	Executive President	Tax	32,595	$6.17	$201,111	202,405
2024-08-21	Halperin Wernli Miri	Executive President	Convert	50,000	$3.70	$185,000	235,000
2024-08-20	Barrow Robert	Director, Chief Executive Officer	Buy	500	$6.12	$3,060	565,543
2024-08-19	Barrow Robert	Director, Chief Executive Officer	Buy	500	$6.31	$3,155	565,043
2024-06-25	Barrow Robert	Director, Chief Executive Officer	Sell	15,659	$7.22	$113,058	564,543
2024-06-25	Sullivan Mark	General Counsel & Secretary	Sell	17,854	$7.22	$128,906	182,146
2024-06-25	Karlin Daniel	Chief Medical Officer	Sell	6,925	$7.22	$49,999	351,527
2024-06-10	Vallone Carol A	Director	Award	16,506	—	—	16,506
2024-06-10	Bruhn Suzanne Louise	Director	Award	16,506	—	—	16,506
2024-06-10	Krebs Andreas	Director	Award	16,506	—	—	16,506
2024-06-10	GRYSKA DAVID W	Director	Award	16,506	—	—	16,506
2024-06-10	CRYSTAL ROGER	Director	Award	16,506	—	—	16,506
2024-03-25	Greenway Schond L.	CFO	Tax	5,560	$9.78	$54,377	211,057
2024-03-25	Barrow Robert	Director, Chief Executive Officer	Sell	16,519	$9.50	$156,931	580,202
2024-03-25	Karlin Daniel	Chief Medical Officer	Sell	6,578	$9.50	$62,491	358,452
2024-02-27	Sullivan Mark	General Counsel & Secretary	Award	125,000	—	—	125,000
2024-02-27	Karlin Daniel	Chief Medical Officer	Award	150,000	—	—	150,000
2024-02-27	Liao Carrie	Chief Accounting Officer	Award	100,000	—	—	100,000
2024-02-27	Halperin Wernli Miri	Executive President	Award	125,000	—	—	125,000
2024-02-27	Greenway Schond L.	CFO	Award	150,000	—	—	150,000
2024-02-27	Barrow Robert	Director, Chief Executive Officer	Award	400,000	—	—	400,000
2023-12-26	Karlin Daniel	Chief Medical Officer	Sell	6,774	$3.63	$24,590	365,030
2023-12-26	Barrow Robert	Director, Chief Executive Officer	Sell	13,237	$3.63	$48,050	596,721
2023-12-26	Greenway Schond L.	CFO	Sell	5,652	$3.63	$20,517	216,617
2023-09-25	Barrow Robert	Director, Chief Executive Officer	Sell	8,231	$3.58	$29,467	611,729
2023-09-25	Barrow Robert	Director, Chief Executive Officer	Sell	5,268	$3.57	$18,807	619,960
2023-09-25	Karlin Daniel	Chief Medical Officer	Sell	3,678	$3.57	$13,130	375,044
2023-09-25	Karlin Daniel	Chief Medical Officer	Sell	3,240	$3.58	$11,599	371,804
2023-09-25	Greenway Schond L.	CFO	Sell	1,908	$3.57	$6,812	226,123
2023-09-25	Greenway Schond L.	CFO	Sell	3,854	$3.58	$13,797	222,269
2023-08-25	Greenway Schond L.	CFO	Sell	20,000	$3.80	$76,000	228,031
2023-06-27	Barrow Robert	Director, Chief Executive Officer	Sell	7,086	$3.19	$22,604	631,873
2023-06-27	Barrow Robert	Director, Chief Executive Officer	Sell	8,416	$3.21	$27,015	623,457
2023-06-27	Karlin Daniel	Chief Medical Officer	Sell	3,820	$3.19	$12,186	381,685
2023-06-27	Karlin Daniel	Chief Medical Officer	Sell	2,963	$3.21	$9,511	378,722
2023-06-27	Greenway Schond L.	CFO	Sell	7,694	$3.19	$24,544	251,972
2023-06-27	Greenway Schond L.	CFO	Sell	3,941	$3.21	$12,651	248,031
2023-06-21	Krebs Andreas	Director	Award	19,203	—	—	29,748
2023-06-21	CRYSTAL ROGER	Director	Award	13,671	—	—	19,623
2023-06-21	CRYSTAL ROGER	Director	Award	19,203	—	—	27,267
2023-06-21	Bruhn Suzanne Louise	Director	Award	19,203	—	—	27,267
2023-06-21	Bruhn Suzanne Louise	Director	Award	13,671	—	—	19,623
2023-06-21	GRYSKA DAVID W	Director	Award	13,851	—	—	13,851
2023-06-21	GRYSKA DAVID W	Director	Award	13,131	—	—	13,131
2023-06-21	GRYSKA DAVID W	Director	Award	37,594	—	—	37,594
2023-06-21	Vallone Carol A	Director	Award	13,671	—	—	16,544
2023-06-21	Vallone Carol A	Director	Award	19,203	—	—	29,205
2023-06-21	GRYSKA DAVID W	Director	Other	0	—	—	0
2023-06-21	Krebs Andreas	Director	Award	13,671	—	—	15,107
2023-04-13	Sullivan Mark	General Counsel & Secretary	Award	200,000	—	—	200,000
2023-04-13	Sullivan Mark	General Counsel & Secretary	Other	0	—	—	0
2023-03-14	Barrow Robert	Director, Chief Executive Officer	Award	400,000	—	—	638,959
2023-03-14	Karlin Daniel	Chief Medical Officer	Award	125,000	—	—	385,505