RNAC

RNAC · Cartesian Therapeutics Inc. Common Stock

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September 29, 2026

RNAC Presents New Retreatment Data for Descartes-08 at MGFA Session. Cartesian Therapeutics shared additional retreatment data for its lead candidate Descartes-08 in patients with generalized myasthenia gravis. The results were presented at the MGFA scientific session of the 2026 AANEM annual meeting. This update adds to the company's clinical development information and may influence future regulatory discussions.

this person other insiders at RNAC

Insiders & Stakes

Timothy A. Springer
Director
8,646,285
Shares held
Hoge Elizabeth
10% Owner
5,313,261
Shares held
Kalayoglu Murat
Director
5,313,261
Shares held
TRABER PETER G
Chief Medical Officer
451,826
Shares held
Brunn Carsten
President and CEO
323,530
Shares held
Johnston Lloyd P.
Chief Operations Officer
265,515
Shares held
Kishimoto Takashi Kei
Chief Scientific Officer
225,316
Shares held
Sallin Aymeric
Director
178,000
Shares held
Davis Blaine
Chief Financial Officer
121,220
Shares held
English Emily
SVP, Head of Manufacturing
94,226
Shares held
Tan Kevin
Chief Financial Officer
77,000
Shares held
Jewell Christopher M
Chief Scientific Officer
62,490
Shares held
Kurtoglu Metin
Chief Operating Officer
62,258
Shares held
Miljkovic Milos
Chief Medical Officer
58,820
Shares held
Timothy C. Barabe
Director
56,966
Shares held
Singer Michael
Director
49,578
Shares held
Carrie Smith Cox
Director
15,629
Shares held
ZENNER PATRICK J
Director
12,974
Shares held
DeSilva Nishan M
Director
11,366
Shares held
Malik Kemal
Director
11,133
Shares held
Seymour June Ann
Chief Accounting Officer
6,500
Shares held
Bot Adrian Ion
Director
5,800
Shares held

Transaction History

Hoge Elizabeth▲ Buy—
Kalayoglu Murat▲ Buy—
Singer Michael▼ Sell$0
Brunn Carsten▼ Sell$162K
Miljkovic Milos▼ Sell$24K
Davis Blaine▼ Sell$72K
DeSilva Nishan M▲ Buy$0
Brunn Carsten▲ Buy$0
Malik Kemal▲ Buy$0
Miljkovic Milos▲ Buy$0
ZENNER PATRICK J▲ Buy$0
Seymour June Ann▲ Buy$0
Davis Blaine▲ Buy$0
Timothy C. Barabe▲ Buy$0
English Emily▲ Buy$0
Singer Michael▲ Buy$0
Timothy A. Springer▲ Buy$0
Kalayoglu Murat▲ Buy$0
English Emily▲ Buy$25K
Bot Adrian Ion▲ Buy$0
Timothy C. Barabe▲ Buy$206K
English Emily▲ Buy$25K
Singer Michael▼ Sell$0
English Emily▲ Buy$25K
English Emily▲ Buy$25K
Timothy A. Springer▲ Buy$69K
Timothy A. Springer▲ Buy$391K
Timothy A. Springer▲ Buy$83K
Timothy A. Springer▲ Buy$7K
Timothy A. Springer▲ Buy$471K
Timothy A. Springer▲ Buy$38K
Timothy A. Springer▲ Buy$69K
Timothy A. Springer▲ Buy$308
Timothy A. Springer▲ Buy$2K
Timothy A. Springer▲ Buy$392K
Timothy A. Springer▲ Buy$856K
Timothy A. Springer▲ Buy$303K
Timothy A. Springer▲ Buy$213K
Timothy A. Springer▲ Buy$72K
Timothy A. Springer▲ Buy$134K
Timothy A. Springer▲ Buy$160K
Jewell Christopher M▲ Buy$29K
Jewell Christopher M▼ Sell$22K
Brunn Carsten▼ Sell$147K
English Emily▼ Sell$15K
Davis Blaine▼ Sell$68K
Kurtoglu Metin▼ Sell$41K
Miljkovic Milos▼ Sell$16K
Jewell Christopher M▼ Sell$21K
English Emily▼ Sell$15K
Brunn Carsten▼ Sell$143K
Miljkovic Milos▼ Sell$16K
Davis Blaine▼ Sell$66K
Kurtoglu Metin▼ Sell$40K
Singer Michael▲ Buy$0
ZENNER PATRICK J▲ Buy$0
Davis Blaine▲ Buy$0
Carrie Smith Cox▲ Buy$0
Kalayoglu Murat▲ Buy$0
Miljkovic Milos▲ Buy$0
Timothy A. Springer▲ Buy$0
Malik Kemal▲ Buy$0
Kurtoglu Metin▲ Buy$0
Timothy C. Barabe▲ Buy$0
English Emily▲ Buy$0
Jewell Christopher M▲ Buy$0
DeSilva Nishan M▲ Buy$0
Brunn Carsten▲ Buy$0
Singer Michael▼ Sell$0
English Emily▲ Buy$25K
Timothy A. Springer▲ Buy$98K
Timothy A. Springer▲ Buy$413K
Timothy A. Springer▲ Buy$193K
Timothy A. Springer▲ Buy$64K
Timothy A. Springer▲ Buy$197K
Kurtoglu Metin▲ Buy$4K
Kurtoglu Metin▼ Sell$71K
Kurtoglu Metin▼ Sell$157K
Kurtoglu Metin▲ Buy$15K
Kurtoglu Metin▼ Sell$117K
Kurtoglu Metin▼ Sell$547K
Kurtoglu Metin▲ Buy$46K
Kurtoglu Metin▼ Sell$97K
Jewell Christopher M▲ Buy$45K
Kurtoglu Metin▲ Buy$8K
Kurtoglu Metin▼ Sell$2K
Kurtoglu Metin▲ Buy$282
Kurtoglu Metin▼ Sell$4K
Singer Michael▼ Sell$0
Kurtoglu Metin▼ Sell$329K
Kurtoglu Metin▲ Buy$49K
Kurtoglu Metin▼ Sell$303K
Timothy A. Springer▲ Buy$684K
Timothy A. Springer▲ Buy$372K
Kurtoglu Metin▲ Buy$31K
Jewell Christopher M▲ Buy$52K
Miljkovic Milos▲ Buy$65K
Miljkovic Milos▼ Sell$343K
Kurtoglu Metin▼ Sell$379K
Timothy A. Springer▲ Buy$4.7M
Jewell Christopher M▼ Sell$274K
Kurtoglu Metin▼ Sell$68K
Jewell Christopher M▲ Buy$116K
Jewell Christopher M▼ Sell$303K
Jewell Christopher M▼ Sell$298K
Timothy A. Springer▲ Buy$1.2M
Miljkovic Milos▲ Buy$113K
Miljkovic Milos▼ Sell$565K
Kurtoglu Metin▼ Sell$358K
Timothy A. Springer▲ Buy$377K
Kurtoglu Metin▲ Buy$37K
Kalayoglu Murat▲ Buy—
Hoge Elizabeth▲ Buy—
Timothy A. Springer▲ Buy$1.1M
Timothy A. Springer▲ Buy$392K
Timothy A. Springer▲ Buy$117K
Timothy A. Springer▲ Buy$211K
Timothy A. Springer▲ Buy$451K
Timothy A. Springer▲ Buy$545K
Timothy A. Springer▲ Buy$195K
Timothy A. Springer▲ Buy$1.0M
Timothy A. Springer▲ Buy$176K
Timothy A. Springer▲ Buy$96K
Timothy A. Springer▼ Sell—
Timothy A. Springer▼ Sell—
Timothy A. Springer▼ Sell—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy$102K
Timothy C. Barabe▲ Buy$95K
Timothy A. Springer▲ Buy$26K
Timothy A. Springer▲ Buy$32.7M
Timothy A. Springer▲ Buy$14.4M
Malik Kemal▲ Buy$0
Singer Michael▲ Buy—
Singer Michael▲ Buy—
Singer Michael▲ Buy—
Singer Michael▲ Buy—
Singer Michael▲ Buy—
Singer Michael▲ Buy—
Kalayoglu Murat▲ Buy—
Kalayoglu Murat▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Singer Michael▲ Buy—
Timothy A. Springer▲ Buy—
Timothy A. Springer▲ Buy—
Hoge Elizabeth▼ Sell—
Hoge Elizabeth▼ Sell—
Timothy A. Springer▲ Buy$2.9M
Timothy A. Springer▲ Buy$488
Timothy A. Springer▲ Buy$11K
Timothy A. Springer▲ Buy$672
Timothy A. Springer▲ Buy$315K
Timothy A. Springer▲ Buy$352K
Timothy A. Springer▲ Buy$1K
Timothy A. Springer▲ Buy$2K
Timothy A. Springer▲ Buy$735
Timothy A. Springer▲ Buy$785
Timothy A. Springer▲ Buy$3K
Timothy A. Springer▲ Buy$2K
Timothy A. Springer▲ Buy$520
Timothy A. Springer▲ Buy$552
Kurtoglu Metin▲ Buy$0
Miljkovic Milos▲ Buy$0
DeSilva Nishan M▲ Buy$0
ZENNER PATRICK J▲ Buy$0
Carrie Smith Cox▲ Buy$0
Timothy A. Springer▲ Buy$0
Timothy C. Barabe▲ Buy$0
Sallin Aymeric▲ Buy$0
Kalayoglu Murat▲ Buy$0
Brunn Carsten▲ Buy$0
Singer Michael▲ Buy$0
Davis Blaine▲ Buy$0
Jewell Christopher M▲ Buy$0
Timothy A. Springer▲ Buy$50.0M
Timothy A. Springer▲ Buy$10.0M
Singer Michael▼ Sell$0
Singer Michael▼ Sell$0
Singer Michael▲ Buy$0
Kalayoglu Murat▼ Sell$0
Kalayoglu Murat▲ Buy$0
Brunn Carsten▼ Sell$583K
Singer Michael▼ Sell$0
Brunn Carsten▼ Sell$28K
Brunn Carsten▼ Sell$113K
Singer Michael▼ Sell$0
Brunn Carsten▼ Sell$350K
Singer Michael▼ Sell$0
Singer Michael▼ Sell$0
TRABER PETER G▼ Sell$747
Brunn Carsten▼ Sell$3K
Kishimoto Takashi Kei▼ Sell$0
Kishimoto Takashi Kei▼ Sell$0
Kishimoto Takashi Kei▼ Sell$0

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