InsiderTrades

Form 4 for YARW Yarrow Bioscience, Inc.

Accepted 2026-07-30 16:05:03 ET · period of report 2026-07-29 · accession 0001104659-26-088665 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DI 2026-07-30 16:05 2026-07-29 YARW RTW Fund Group GP, LLC 10% J - Other $0.00 -133.3K 266.3K -33% $0
DI 2026-07-30 16:05 2026-07-29 YARW RTW Fund Group GP, LLC 10% J - Other $0.00 +133.3K 8.95M +2% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-07-29 J D 133,290 $0.00 266,307 I See footnote — — (F1) Pursuant to the terms of that certain Exchange Agreement, dated as of July 29, 2026, RTW Entity (as defined below) exchanged 133,290 shares of the Issuer's common stock for pre-funded warrants to purchase an equivalent number of shares of the Issuer's common stock. (F2) Held by a certain affiliated entity ("RTW Entity") managed by RTW Fund Group GP, LLC ("RTW Fund Group"). Roderick Wong, M.D. serves as the Managing Member of RTW Fund Group. The Reporting Persons disclaim beneficial ownership of the reported securities for purposes of Section 16 under the Securities Exchange Act of 1934, as amended, except to the extent of their pecuniary interest therein.
2 Derivative Pre-Funded Warrants (Right to Buy) 2026-07-29 J A 133,290 $0.00 8,949,719 I See footnote $0.0001 · — to — 133,290 Common Stock (F1) Pursuant to the terms of that certain Exchange Agreement, dated as of July 29, 2026, RTW Entity (as defined below) exchanged 133,290 shares of the Issuer's common stock for pre-funded warrants to purchase an equivalent number of shares of the Issuer's common stock. (F3) The pre-funded warrants to purchase shares of the Issuer's common stock (the "Pre-Funded Warrants") have no expiration date and are exercisable at any time after the date of issuance. A holder of Pre-Funded Warrants may not exercise the Pre-Funded Warrant if the holder, together with its affiliates, would beneficially own more than 9.99% of the number of shares of common stock outstanding immediately after giving effect to such exercise. (F3) The pre-funded warrants to purchase shares of the Issuer's common stock (the "Pre-Funded Warrants") have no expiration date and are exercisable at any time after the date of issuance. A holder of Pre-Funded Warrants may not exercise the Pre-Funded Warrant if the holder, together with its affiliates, would beneficially own more than 9.99% of the number of shares of common stock outstanding immediately after giving effect to such exercise. (F2) Held by a certain affiliated entity ("RTW Entity") managed by RTW Fund Group GP, LLC ("RTW Fund Group"). Roderick Wong, M.D. serves as the Managing Member of RTW Fund Group. The Reporting Persons disclaim beneficial ownership of the reported securities for purposes of Section 16 under the Securities Exchange Act of 1934, as amended, except to the extent of their pecuniary interest therein.