Cartesian Therapeutics, Inc.

Cartesian Therapeutics, Inc.

RNAC·NASDAQ

$6.26

-0.24%
HealthcareBiotechnology

Selecta Biosciences, Inc., a clinical-stage biopharmaceutical company, engages in the research and development of nanoparticle immunomodulatory drugs for the treatment and prevention of human diseases. The company's lead therapeutic gene therapy program is SEL-302 that is in Phase I clinical trial to enhance the treatment of methylmalonic acidemia. It is also developing biologic therapies, such as SEL-212 that is in Phase III clinical trials for the treatment of chronic refractory gout; and product candidates to treat IgA-mediated diseases, including IgA nephropathy, linear IgA bullous dermatitis, IgA pemphigus, and Henoch-Schonlein purpura. In addition, the company is developing gene therapies comprising for the treatment of pompe disease, duchenne muscular dystrophy, limb-girdle muscular dystrophy, lysosomal storage disorder, and other autoimmune diseases. Further, it develops tolerogenic therapies to treat autoimmune diseases. The company has license and collaboration agreements with Ginkgo Bioworks Holdings, Inc.; Genovis AB (publ.); Cyrus Biotechnology, Inc.; IGAN Biosciences, Inc.; Astellas Therapeutics, Inc.; Takeda Pharmaceuticals USA, Inc.; Swedish Orphan Biovitrum AB (publ.); Sarepta Therapeutics, Inc.; Asklepios Biopharmaceutical, Inc.; Massachusetts Institute of Technology; and Shenyang Sunshine Pharmaceutical Co., Ltd. Selecta Biosciences, Inc. was incorporated in 2007 and is headquartered in Watertown, Massachusetts.

At a Glance

Live Snapshot
Market Cap$184.08M
EPS-5.0200
P/E Ratio-1.25
Earnings Date08/06/2026
-28.36%
Return on Invested Capital
168%
3Y-394.0%
5Y-58.0%
10Y-35.0%
103.22%
Return on Equity
-91%
3Y+174.0%
5Y-73.0%
10Y-257.0%
-43.96%
Return on Assets
147%
3Y-306.0%
5Y+6.0%
10Y+8.0%
Cartesian Therapeutics, Inc.

Cartesian Therapeutics, Inc. Management Team

RNAC · NASDAQ
MB

Mr. Blaine T. Davis

Chief Financial Officer

Compensation

$737,112

Born 1974(Age 52)
male
DM

Dr. Milos Miljkovic M.D., Ph.D.

Chief Medical Officer

Born 1984(Age 42)
DE

Dr. Emily English Ph.D.

Chief Operating Officer

Born 1980(Age 46)
DC

Dr. Chris Jewell Ph.D.

Chief Scientific Officer

Compensation

$649,666

Born 1982(Age 44)
DM

Dr. Metin Kurtoglu M.D., Ph.D.

Consultant

Compensation

$669,907

Born 1979(Age 47)
MM

Mr. Matthew Bartholomae J.D.

General Counsel & Secretary

male
DC

Dr. Carsten Brunn Ph.D.

President, Chief Executive Officer & Director

Compensation

$1,104,431

Born 1971(Age 55)
rnac

Cartesian Therapeutics, Inc. Insider Positioning

RNAC · NASDAQ

During the last 12 months, insiders have purchased $206K and sold $259K worth of RNAC shares, resulting in $53K of net selling activity.

3 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

3-6 Months

Bought

0

0.00

Sold

37.9K

258.67K

Net Activity

-259K

-$259K

6-9 Months

Bought

30.0K

205.80K

Sold

0

0.00

Net Activity

+206K

+$206K

9-12 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

Top Buyers

1
BTC

Barabe Timothy C

Director

30.0K shares1 transactions

$206K

Top Sellers

1
BC

Brunn Carsten

Director, Officer: President And Ceo

23.8K shares1 transactions

$162K

2
DB

Davis Blaine

Officer: Chief Financial Officer

10.6K shares1 transactions

$72K

3
MM

Miljkovic Milos

Officer: Chief Medical Officer

3.6K shares1 transactions

$24K

Insider Activity Analysis

Net Insider Sentiment

Bearish

Slightly bearish with $53K net selling. Selling modestly exceeds buying, which could be routine diversification rather than concern.

Buy/Sell Ratio

0.80:1

Moderately negative ratio. Selling is roughly double the buying, which may be routine or signal caution.

Insider Participation

High Selling

3 insider sellers vs. 1 buyers. Widespread selling across multiple insiders may signal concerns.

SEC Filings

RNAC - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2025

N/A

April 28, 2026
December 31, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 28, 2025
December 31, 2024
2024
DEF 14A

DEF 14A 2024

N/A

August 16, 2024
September 20, 2024
2024
DEF 14A

DEF 14A 2023

N/A

April 26, 2024
December 31, 2023
2023
DEF 14A

DEF 14A 2024

N/A

February 14, 2024
February 14, 2024
2024
DEF 14A

DEF 14A

N/A

April 28, 2023
April 28, 2023
 
DEF 14A

DEF 14A 2021

N/A

May 03, 2022
December 31, 2021
2021
DEF 14A

DEF 14A 2021

N/A

April 22, 2022
December 31, 2021
2021
DEF 14A

DEF 14A 2021

N/A

April 29, 2021
April 29, 2021
2021
DEF 14A

DEF 14A 2019

N/A

April 28, 2020
December 31, 2019
2019
Showing 1 to 10 of 13 filings