Cloonan Michael bought SION

October 16, 2025 · Form 4 insider transaction

Cloonan Michael bought 10,225 shares of SION at $6.11 per share, a transaction worth $62.5K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction

Acquired (buy-side)

10,225

Price

$6.11

Total value

$62.5K

InsiderCloonan Michael

RoleOfficer, Director

CompanySION

SecurityCommon Stock

Transaction codeM — Option exercise

Transaction dateOctober 16, 2025

Filing dateOctober 17, 2025

Shares owned after557,568

OwnershipDirect

10b5-1 planYes

AmendedNo

Footnotes

This transaction was automatically executed pursuant to a Rule 10b5-1 trading plan adopted on May 21, 2025.

View the original Form 4 on SEC EDGAR