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DFTX

Definium Therapeutics, Inc.CIK 1813814 ☆ Sign in to watchCongress trades
Open-mkt buys · 90d
—
0 trades · 0 insiders
Open-mkt sales · 90d
$6.05M
12 trades · 5 insiders
Net · 90d
$-6.05M
Insiders on file
11

AI insights for DFTX PRO

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AI insights for DFTX
Insider sentiment score with a plain-English explanation, conviction score on every buy, and how the stock performed 30 and 90 days after past insider buys.
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Daily buy vs sell · 90 days

$4.60M2026-09-03 buys — 2026-09-03 sales $1.44M09-032026-09-25 buys — 2026-09-25 sales $4.60M09-25
■ Open-market buys (P)   ■ Open-market sales (S) · daily dollar value by transaction date

Insiders

InsiderRoleTradesBoughtSoldLast trade
Karlin DanielChief Medical Officer, Director10$0$1.39M2026-09-25
Barrow RobertChief Executive Officer, Director14$0$5.52M2026-09-25
Wiley Matthew T.Chief Commercial Officer9$0$355.6K2026-09-25
Roberts BrandiChief Financial Officer9$0$382.7K2026-09-25
Sullivan MarkChief Legal Officer10$0$1.81M2026-09-25
Krebs AndreasDirector6$0$02026-09-18
Vallone Carol ADirector6$0$02026-09-18
Adsett RogerDirector3$0$02026-06-11
CRYSTAL ROGERDirector2$0$02026-06-11
Bruhn Suzanne LouiseDirector2$0$02026-06-11
GRYSKA DAVID WDirector2$0$02026-06-11

Trade history

InsiderRoleCodeTradeFiledSharesPriceValueOwned after
Roberts BrandiChief Financial Officer S Sale2026-09-252026-09-293,377$36.57 $123.5K394,528SEC↗
Sullivan MarkChief Legal Officer S Sale2026-09-252026-09-2914,051$36.57 $513.8K494,228SEC↗
Wiley Matthew T.Chief Commercial Officer S Sale2026-09-252026-09-293,097$36.57 $113.3K359,036SEC↗
Barrow RobertChief Executive Officer S Sale2026-09-252026-09-2931,550$36.57 $1.15M2,213,090SEC↗
Karlin DanielChief Medical Officer S Sale2026-09-252026-09-2910,853$36.57 $396.9K792,846SEC↗
Karlin DanielChief Medical Officer, Direc S Sale2026-09-252026-09-2910,853$36.57 $396.9K792,846SEC↗
Wiley Matthew T.Chief Commercial Officer S Sale2026-09-252026-09-293,097$36.57 $113.3K359,036SEC↗
Sullivan MarkChief Legal Officer S Sale2026-09-252026-09-2914,051$36.57 $513.8K494,228SEC↗
Roberts BrandiChief Financial Officer S Sale2026-09-252026-09-293,377$36.57 $123.5K394,528SEC↗
Barrow RobertChief Executive Officer, Dir S Sale2026-09-252026-09-2931,550$36.57 $1.15M2,213,090SEC↗
Vallone Carol ADirector M Exercise deriv2026-09-182026-09-181,086— $00SEC↗
Krebs AndreasDirector M Exercise deriv2026-09-182026-09-181,629— $00SEC↗
Vallone Carol ADirector M Exercise2026-09-182026-09-181,086$35.52 $38.6K22,296SEC↗
Krebs AndreasDirector M Exercise2026-09-182026-09-181,629$35.52 $57.9K21,402SEC↗
Krebs AndreasDirector M Exercise deriv2026-09-182026-09-181,629— $00SEC↗
Krebs AndreasDirector M Exercise2026-09-182026-09-181,629$35.52 $57.9K21,402SEC↗
Vallone Carol ADirector M Exercise deriv2026-09-182026-09-181,086— $00SEC↗
Vallone Carol ADirector M Exercise2026-09-182026-09-181,086$35.52 $38.6K22,296SEC↗
Barrow RobertChief Executive Officer A Award2026-09-142026-09-14750,000— $02,244,640SEC↗
Roberts BrandiChief Financial Officer A Award2026-09-142026-09-14125,000— $0397,905SEC↗
Sullivan MarkChief Legal Officer A Award2026-09-142026-09-14125,000— $0508,279SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-09-142026-09-14125,000— $0362,133SEC↗
Karlin DanielChief Medical Officer A Award2026-09-142026-09-14200,000— $0803,699SEC↗
Karlin DanielChief Medical Officer A Award2026-09-142026-09-14200,000— $0803,699SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-09-142026-09-14125,000— $0362,133SEC↗
Sullivan MarkChief Legal Officer A Award2026-09-142026-09-14125,000— $0508,279SEC↗
Roberts BrandiChief Financial Officer A Award2026-09-142026-09-14125,000— $0397,905SEC↗
Barrow RobertChief Executive Officer, Dir A Award2026-09-142026-09-14750,000— $02,244,640SEC↗
Barrow RobertChief Executive Officer S Sale2026-09-032026-09-0419,023$37.94 $721.7K1,494,640SEC↗
Barrow RobertChief Executive Officer, Dir S Sale2026-09-032026-09-0419,023$37.94 $721.7K1,494,640SEC↗
Barrow RobertChief Executive Officer A Award2026-09-022026-09-0440,000— $01,513,663SEC↗
Barrow RobertChief Executive Officer, Dir A Award2026-09-022026-09-0440,000— $01,513,663SEC↗
Roberts BrandiChief Financial Officer A Award2026-08-122026-08-1262,500— $0271,987SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-08-122026-08-1262,500— $0237,133SEC↗
Sullivan MarkChief Legal Officer A Award2026-08-122026-08-1262,500— $0383,071SEC↗
Karlin DanielChief Medical Officer A Award2026-08-122026-08-12100,000— $0603,282SEC↗
Barrow RobertChief Executive Officer A Award2026-08-122026-08-12375,000— $01,473,246SEC↗
Karlin DanielChief Medical Officer A Award2026-08-122026-08-12100,000— $0603,282SEC↗
Sullivan MarkChief Legal Officer A Award2026-08-122026-08-1262,500— $0383,071SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-08-122026-08-1262,500— $0237,133SEC↗
Roberts BrandiChief Financial Officer A Award2026-08-122026-08-1262,500— $0271,987SEC↗
Barrow RobertChief Executive Officer, Dir A Award2026-08-122026-08-12375,000— $01,473,246SEC↗
Wiley Matthew T.Chief Commercial Officer S Sale2026-06-252026-06-262,867$45.03 $129.1K174,633SEC↗
Barrow RobertChief Executive Officer S Sale2026-06-252026-06-2629,208$45.03 $1.32M1,098,246SEC↗
Roberts BrandiChief Financial Officer S Sale2026-06-252026-06-263,013$45.03 $135.7K209,487SEC↗
Karlin DanielChief Medical Officer S Sale2026-06-252026-06-2610,035$45.03 $451.9K503,282SEC↗
Sullivan MarkChief Legal Officer S Sale2026-06-252026-06-2613,008$45.03 $585.8K320,571SEC↗
Karlin DanielChief Medical Officer A Award2026-06-222026-06-22100,000— $0513,317SEC↗
Sullivan MarkChief Legal Officer A Award2026-06-222026-06-2262,500— $0333,579SEC↗
Roberts BrandiChief Financial Officer A Award2026-06-222026-06-2262,500— $0212,500SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-06-222026-06-2262,500— $0177,500SEC↗
Barrow RobertChief Executive Officer A Award2026-06-222026-06-22375,000— $01,127,454SEC↗
Bruhn Suzanne LouiseDirector A Award deriv2026-06-112026-06-1519,188— $019,188SEC↗
Adsett RogerDirector A Award deriv2026-06-112026-06-1514,620— $014,620SEC↗
Krebs AndreasDirector A Award deriv2026-06-112026-06-1519,188— $019,188SEC↗
Vallone Carol ADirector A Award deriv2026-06-112026-06-1519,188— $019,188SEC↗
GRYSKA DAVID WDirector A Award deriv2026-06-112026-06-1519,188— $019,188SEC↗
CRYSTAL ROGERDirector A Award deriv2026-06-112026-06-1519,188— $019,188SEC↗
Bruhn Suzanne LouiseDirector A Award2026-06-112026-06-154,666— $024,289SEC↗
Adsett RogerDirector A Award2026-06-112026-06-153,555— $03,555SEC↗
Krebs AndreasDirector A Award2026-06-112026-06-154,666— $019,773SEC↗
Vallone Carol ADirector A Award2026-06-112026-06-154,666— $021,210SEC↗
GRYSKA DAVID WDirector A Award2026-06-112026-06-154,666— $019,900SEC↗
CRYSTAL ROGERDirector A Award2026-06-112026-06-154,666— $024,289SEC↗
Barrow RobertChief Executive Officer S Sale2026-03-252026-03-2624,431$18.47 $451.2K752,454SEC↗
Sullivan MarkChief Legal Officer S Sale2026-03-252026-03-2610,702$18.47 $197.7K271,079SEC↗
Karlin DanielChief Medical Officer S Sale2026-03-252026-03-268,018$18.47 $148.1K413,317SEC↗
Barrow RobertChief Executive Officer A Award2026-02-032026-02-05320,000— $01,098,477SEC↗
Karlin DanielChief Medical Officer A Award2026-02-032026-02-05150,000— $0575,025SEC↗
Sullivan MarkChief Legal Officer A Award2026-02-032026-02-05125,000— $0407,576SEC↗
Roberts BrandiChief Financial Officer A Award2026-02-032026-02-05150,000— $0150,000SEC↗
Wiley Matthew T.Chief Commercial Officer A Award2026-02-032026-02-05115,000— $0115,000SEC↗
Adsett RogerDirector A Award deriv2026-01-292026-01-2950,000— $050,000SEC↗