Emily English - Dec 26, 2024 Form 4 Insider Report for Cartesian Therapeutics, Inc. (RNAC)

Role: SVP, Head of Manufacturing
Signature: /s/ Matthew Bartholomae, Attorney-in-Fact for Emily English
Stock symbol: RNAC
Transactions as of: Dec 26, 2024
Transactions value $: $25,245
Form type: 4
Date filed: 12/30/2024, 04:11 PM
Previous filing: Apr 19, 2024
Next filing: Jan 6, 2025

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RNAC	Common Stock	Options Exercise	$25.2K	+7.65K	+41.87%	$3.30	25.9K	Dec 26, 2024	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	RNAC	Stock Option (Right to Buy)	Options Exercise		-7.65K	-13.42%		49.4K	Dec 26, 2024	Common Stock	7.65K	$3.30	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These options are currently exercisable for an additional 35,114 shares of Common Stock and become exercisable for a further 14,255 shares of Common Stock on March 22, 2025.
F2	On November 13, 2023, the issuer acquired the private Delaware corporation which was then known as Cartesian Therapeutics, Inc. ("Old Cartesian") in accordance with the terms of an Agreement and Plan of Merger, dated November 13, 2023. Options to purchase Old Cartesian common stock held by the reporting person were converted into options to purchase shares of Common Stock in connection with the merger.

Content

These options are currently exercisable for an additional 35,114 shares of Common Stock and become exercisable for a further 14,255 shares of Common Stock on March 22, 2025.

On November 13, 2023, the issuer acquired the private Delaware corporation which was then known as Cartesian Therapeutics, Inc. ("Old Cartesian") in accordance with the terms of an Agreement and Plan of Merger, dated November 13, 2023. Options to purchase Old Cartesian common stock held by the reporting person were converted into options to purchase shares of Common Stock in connection with the merger.