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CIK 0001813814 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Definium Therapeutics, Inc.

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Ticker
DFTX
Exchange
Nasdaq
Industry
Medicinal Chemicals & Botanical Products
FY end
Dec 31
Incorporated
British Columbia, Canada
Entity type
operating
Phone
212-220-6633
Business address
ONE WORLD TRADE CENTER, SUITE 8500, NEW YORK, NY, 10007
Former names
Mind Medicine (MindMed) Inc.
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$3,023,010
in 6 filings, $3.0M under 10b5-1 plans

Net −$3,023,010. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-09-25 Wiley Matthew T. Chief Commercial Officer Sale 10b5-1 −3,097 $36.57 $113K 359,036
2026-09-14 Wiley Matthew T. Chief Commercial Officer Grant or award +125,000 362,133
2026-08-12 Wiley Matthew T. Chief Commercial Officer Grant or award +62,500 237,133
2026-06-25 Wiley Matthew T. Chief Commercial Officer Sale 10b5-1 −2,867 $45.03 $129K 174,633
2026-06-22 Wiley Matthew T. Chief Commercial Officer Grant or award +62,500 177,500
2026-02-03 Wiley Matthew T. Chief Commercial Officer Grant or award +115,000 115,000
2025-03-17 Wiley Matthew T. Chief Commercial Officer Grant or award · Stock Option (Right to Buy) +350,000 350,000

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