Dere Willard H sold MRSN

January 6, 2026 · Form 4 insider transaction

Dere Willard H sold 2,200 shares of MRSN, a transaction worth N/A. The trade was recorded as disposition to the issuer and disclosed on an SEC Form 4, filed 0 days after the transaction.

Direction
Disposed (sell-side)
Shares
2,200
Price
N/A
Total value
N/A
RoleDirector
CompanyMRSN
SecurityStock Option (right to buy)
Transaction codeD: Disposition to the issuer
Transaction dateJanuary 6, 2026
Filing dateJanuary 6, 2026
Shares owned after0
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Pursuant to the terms of the Merger Agreement, effective as of 10 business days prior to the closing of the Merger (the "Acceleration Date"), each Issuer Option then outstanding and unexercised that had an exercise price per Share that was equal to or greater than the Upfront Cash Consideration (each, an "OTM Option"), became fully vested and exercisable up to and through the closing of regular trading on the Nasdaq Stock Market on the fifth business day following the Acceleration Date (the "Last Exercise Date"). OTM Options not exercised on or prior to the Last Exercise Date were cancelled and ceased to exist as of the Effective Time, and no consideration was delivered in exchange for such OTM Option.

View the original Form 4 on SEC EDGAR