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Company profile

Cartesian Therapeutics, Inc. Insider Trading

RNAC

Every SEC Form 4 insider trading filing for Cartesian Therapeutics, Inc. (RNAC) since April 2023: open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
CIK
0001453687
Filings
110
Insiders
22
Last filing
2026-04-02
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

No insider transactions in the last 30 days. The most recent was on April 2, 2026, when Murat Kalayoglu bought 758,001 shares. 110 filings from 22 insiders are on record below.

Three year balance

Buy and sell value by quarter, Q2 23 to Q1 26. Cartesian Therapeutics, Inc. insiders are net buyers across the period shown.

PurchasesSales
Q2 23Q3 23$214.9MQ4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $214.9M.

No insider activity recorded for RNAC in the last 90 days.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
Apr 2, 2026Murat KalayogluRNAC
Option Exercise
758,001——+61.5% 3m
Apr 2, 2026Murat KalayogluRNAC
Option Exercise
22,740.03——+61.5% 3m
Apr 2, 2026Elizabeth HogeRNAC
Option Exercise
758,001——+61.5% 3m
Apr 2, 2026Elizabeth HogeRNAC
Option Exercise
22,740.03——+61.5% 3m
Mar 13, 2026Michael SingerRNAC
Gift
6,555——+9.9% 6m

45 more transactions hidden

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Top insiders

By total value filed.

Timothy A Springer5 filings+$1.0M
Timothy C BarabeDirector1 filing+$206K
Carsten BrunnPresident and CEO1 filing−$162K
Emily EnglishSVP, Head of Manufacturing4 filings+$99K
Blaine DavisChief Financial Officer1 filing−$72K

Institutional Ownership

Top 13F-HR holders of Cartesian Therapeutics, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$15.6M
QoQ change
-63.6%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$5.2M
496K shares
#2
State Street Corp
CIK 0000093751
$2.6M
249K shares
#3
BlackRock, Inc.
CIK 0002012383
$2.6M
247K shares

Data source: quarterly 13F-HR filings: institutional holders report positions within 45 days of quarter end. Joined with insider activity above: see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

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