Steinberg Jeremy Rayne 4

What Happened
Jeremy Rayne Steinberg, a director of Boost Run Inc. (BRUN), acquired 25,375 shares on 2026-05-12 through a conversion/exercise of a derivative (transaction code M). The reported price per share was $0.00, for a reported total of $0.00 — the shares were received as member distributions from Willow Lane Sponsor, LLC, per the filing footnote.

Key Details

• Transaction date: 2026-05-12; reported exercise/conversion (Code M).
• Price: $0.00 per share; total reported consideration $0.
• Shares acquired: 25,375.
• Footnote: F1 — shares were received as member distributions from Willow Lane Sponsor, LLC (the "Sponsor").
• Filing date: 2026-06-16 (the Form 4 was filed ~35 days after the transaction, later than the usual 2-business-day Form 4 deadline).
• Shares owned after transaction: not specified in the provided filing details.

Context
This was an acquisition via conversion of a sponsor/member interest rather than an open-market purchase or sale. The filing does not indicate any immediate sale of the shares. Conversions or distributions received at no cash cost are common in sponsor-to-company restructurings and should be viewed as a record of ownership change rather than a market purchase signal.