Cartesian Therapeutics, Inc. — Director's Dealing 2024

Oct 4, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cartesian Therapeutics, Inc. (RNAC)
CIK: 0001453687
Period of Report: 2024-10-02

Reporting Person: SPRINGER TIMOTHY A (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-10-02	Common Stock	J	1801314	—	Acquired	7818045	Direct
2024-10-02	Common Stock	P	5514	$17.3779	Acquired	7823559	Direct
2024-10-02	Common Stock	J	2119193	—	Disposed	529798	Indirect
2024-10-02	Common Stock	J	317879	—	Acquired	330695	Indirect
2024-10-03	Common Stock	P	29847	$18.2456	Acquired	7853406	Direct
2024-10-03	Common Stock	P	10249	$19.0125	Acquired	7863655	Direct
2024-10-03	Common Stock	P	50489	$20.1802	Acquired	7914144	Direct
2024-10-03	Common Stock	P	21278	$21.1749	Acquired	7935422	Direct
2024-10-03	Common Stock	P	8043	$21.8625	Acquired	7943465	Direct
2024-10-04	Common Stock	P	9892	$21.3501	Acquired	7953357	Direct
2024-10-04	Common Stock	P	48880	$22.3542	Acquired	8002237	Direct
2024-10-04	Common Stock	P	16650	$23.5659	Acquired	8018887	Direct
2024-10-04	Common Stock	P	4879	$23.933	Acquired	8023766	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-10-02	Warrant (Right to Buy)	$46.50	J	133632	Disposed	2027-04-11	Common Stock (133632)	Indirect
2024-10-02	Warrant (Right to Buy)	$46.50	J	113587	Acquired	2027-04-11	Common Stock (113587)	Direct
2024-10-02	Warrant (Right to Buy)	$46.50	J	20045	Acquired	2027-04-11	Common Stock (20045)	Indirect

Footnotes

F1: Pro rata distribution for no consideration from TAS Partners LLC to the reporting person or the reporting person's spouse, as the case may be. The reporting person is the managing member of TAS Partners LLC. The reporting person disclaims beneficial ownership of the securities held by TAS Partners LLC except to the extent of his pecuniary interest therein, if any.

F2: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $17.17 to $17.50. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F3: Held by TAS Partners LLC. The reporting person is the managing member of TAS Partners LLC. The reporting person disclaims beneficial ownership of the securities held by TAS Partners LLC except to the extent of his pecuniary interest therein, if any.

F4: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $17.76 to $18.75. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F5: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $18.76 to $19.74. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F6: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $19.77 to $20.70. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F7: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $20.78 to $21.77. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F8: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $21.80 to $22.00. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F9: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $20.87 to $21.86. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F10: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $21.87 to $22.8626. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F11: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $22.87 to $23.8699. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F12: The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $23.87 to $24.00. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.