DFTXDefinium Therapeutics, Inc.

Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-09-30.

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Insider buys (90d)
$0.00
Insider sells (90d)
$3.02M
Net flow
$-3.02M
Filings
18
Buy transactions
0
Sell transactions
6
Distinct insiders
7
Last close (cached)
$35.09
as of 2026-10-20
1d return
+6.4%
5d return
+2.1%
1m return
-10.7%

Top insiders trading DFTX (90d)

Recent transactions (19)

FiledTxn dateInsiderCodeSharesPriceValueFiling
2026-09-302026-09-25Karlin Daniel
OfficerDirector
Sale10,853$36.57$396.9Kopen →
2026-09-302026-09-25Barrow Robert
OfficerDirector
Sale31,550$36.57$1.15Mopen →
2026-09-302026-09-25Wiley Matthew T.
Officer
Sale3,097$36.57$113.3Kopen →
2026-09-302026-09-25Sullivan Mark
Officer
Sale14,051$36.57$513.8Kopen →
2026-09-302026-09-25Roberts Brandi
Officer
Sale3,377$36.57$123.5Kopen →
2026-09-192026-09-18Krebs Andreas
Exer.1,629$35.52$57.9Kopen →
2026-09-192026-09-18Vallone Carol A
Exer.1,086$35.52$38.6Kopen →
2026-09-142026-09-14Karlin Daniel
Grant200,000$0.00$0.00open →
2026-09-142026-09-14Wiley Matthew T.
Grant125,000$0.00$0.00open →
2026-09-142026-09-14Sullivan Mark
Grant125,000$0.00$0.00open →
2026-09-142026-09-14Roberts Brandi
Grant125,000$0.00$0.00open →
2026-09-142026-09-14Barrow Robert
Grant750,000$0.00$0.00open →
2026-09-052026-09-03Barrow Robert
Sale19,023$37.94$721.7Kopen →
2026-09-052026-09-02Barrow Robert
Grant40,000$0.00$0.00open →
2026-08-122026-08-12Barrow Robert
Grant375,000$0.00$0.00open →
2026-08-122026-08-12Karlin Daniel
Grant100,000$0.00$0.00open →
2026-08-122026-08-12Wiley Matthew T.
Grant62,500$0.00$0.00open →
2026-08-122026-08-12Roberts Brandi
Grant62,500$0.00$0.00open →
2026-08-122026-08-12Sullivan Mark
Grant62,500$0.00$0.00open →

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