RNAC
CARTESIAN (RNAC)
NASDAQ
$8.39+$0.20 (+2.44%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $247.8M
    Market Cap
  • -15.39%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
SQUAREPOINT OPS LLC
7.67%
2.3M
+16,133 (+0.72%)
Jun 30, 2026
BLACKROCK, INC.
2.79%
819,239
+220,131 (+26.87%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
2.24%
659,402
+235,936 (+35.78%)
Dec 31, 2024
683 CAPITAL MANAGEMENT, LLC
2.21%
650,000
+320,000 (+49.23%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
1.89%
555,823
+148,226 (+26.67%)
Jun 30, 2026
VANGUARD GROUP INC
1.84%
541,228
+20,506 (+3.79%)
Dec 31, 2025
N/A
1.39%
407,597
+407,597 (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions47.1M (58.49%)
  • Mutual Funds21.9M (27.25%)
  • Insiders11.5M (14.25%)
  • Other0 (0.00%)

Insider Transactions

  • 14.25% (11.5M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $3.2M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Kalayoglu Murat
Exempt
Apr 02, 2026
$0.00
22,740
$0.00
33,662
Hoge Elizabeth
Exempt
Apr 02, 2026
$0.00
22,740
$0.00
33,662
Kalayoglu Murat
Exempt
Apr 02, 2026
$0.00
758,001
$0.00
5.3M
Hoge Elizabeth
Exempt
Apr 02, 2026
$0.00
758,001
$0.00
5.3M
Singer Michael
Gift
Mar 13, 2026
$0.00
6,555
$0.00
49,578
Miljkovic Milos
Chief Medical Officer
Sell
Jan 06, 2026
$24,366.79
3,573
$6.82
58,820
Davis Blaine
Chief Financial Officer
Sell
Jan 06, 2026
$72,227.44
10,591
$6.82
121,220
Brunn Carsten
President and CEO
Sell
Jan 06, 2026
$162,076.99
23,766
$6.82
323,530
English Emily
Chief Operations Officer
Award
Jan 02, 2026
$0.00
71,000
$0.00
71,000
Malik Kemal
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
Brunn Carsten
President and CEO
Award
Jan 02, 2026
$0.00
415,700
$0.00
415,700
Miljkovic Milos
Chief Medical Officer
Award
Jan 02, 2026
$0.00
77,000
$0.00
77,000
Seymour June Ann
Chief Accounting Officer
Award
Jan 02, 2026
$0.00
19,000
$0.00
19,000
DeSilva Nishan M
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
ZENNER PATRICK J
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
Kalayoglu Murat
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
English Emily
Chief Operations Officer
Award
Jan 02, 2026
$0.00
24,000
$0.00
94,226
Malik Kemal
Award
Jan 02, 2026
$0.00
2,600
$0.00
11,133
Singer Michael
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
Miljkovic Milos
Chief Medical Officer
Award
Jan 02, 2026
$0.00
27,000
$0.00
62,393
SPRINGER TIMOTHY A
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
DeSilva Nishan M
Award
Jan 02, 2026
$0.00
2,600
$0.00
11,366
BARABE TIMOTHY C
Award
Jan 02, 2026
$0.00
7,800
$0.00
7,800
Kalayoglu Murat
Award
Jan 02, 2026
$0.00
2,600
$0.00
511,577
Seymour June Ann
Chief Accounting Officer
Award
Jan 02, 2026
$0.00
6,500
$0.00
6,500
Brunn Carsten
President and CEO
Award
Jan 02, 2026
$0.00
143,200
$0.00
347,296
SPRINGER TIMOTHY A
Award
Jan 02, 2026
$0.00
2,600
$0.00
8.6M
ZENNER PATRICK J
Award
Jan 02, 2026
$0.00
2,600
$0.00
12,974
Davis Blaine
Chief Financial Officer
Award
Jan 02, 2026
$0.00
109,000
$0.00
109,000
Singer Michael
Award
Jan 02, 2026
$0.00
2,600
$0.00
56,133