CCCC
C4 THERAPEUTICS (CCCC)
NASDAQ
$3.50-$0.01 (-0.40%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $431.8M
    Market Cap
  • 31.95%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
MORGAN STANLEY
8.02%
8.9M
-205,062 (-2.31%)
Jun 30, 2026
RA CAPITAL MANAGEMENT, L.P.
7.24%
8.0M
0 (0.00%)
Jun 30, 2026
BLACKROCK, INC.
7.14%
7.9M
+5.8M (+74.06%)
Jun 30, 2026
LYNX1 CAPITAL MANAGEMENT LP
6.63%
7.3M
+327,789 (+4.47%)
Jun 30, 2026
N/A
6.51%
7.2M
+5.0M (+68.75%)
Jun 30, 2026
SQUADRON CAPITAL MANAGEMENT LLC
6.51%
7.2M
+5.0M (+68.75%)
Jun 30, 2026
BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC
6.49%
7.2M
0 (0.00%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions1.1B (82.43%)
  • Mutual Funds222.8M (17.24%)
  • Insiders4.3M (0.33%)
  • Other0 (0.00%)

Insider Transactions

  • 0.33% (4.3M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
REYNO LEONARD
Chief Medical Officer
Exempt
Jul 10, 2026
$0.00
15,325
$0.00
379,803
REYNO LEONARD
Chief Medical Officer
In Kind
Jul 10, 2026
$30,031.82
7,397
$4.06
372,406
GROGAN DONNA ROY
Award
Jul 01, 2026
$14,499.94
3,341
$4.34
74,853
Anderson Kenneth Carl
Award
Jul 01, 2026
$11,501.00
2,650
$4.34
71,950
Bessen Laura
Award
Jun 24, 2026
$0.00
62,000
$0.00
62,000
Fawell Stephen
Award
Jun 24, 2026
$0.00
62,000
$0.00
62,000
Koppikar Utpal
Award
Jun 24, 2026
$0.00
62,000
$0.00
62,000
Anderson Kenneth Carl
Award
Apr 01, 2026
$11,499.30
4,259
$2.70
68,230
GROGAN DONNA ROY
Award
Apr 01, 2026
$14,499.00
5,370
$2.70
71,512
Hirsch Andrew
President & CEO
Exempt
Feb 15, 2026
$0.00
20,400
$0.00
1.1M
Hirsch Andrew
President & CEO
In Kind
Feb 15, 2026
$17,117.73
9,057
$1.89
1.1M
Mossler Mark
Chief Accounting Officer
Exempt
Feb 14, 2026
$0.00
9,420
$0.00
75,184
Boyle Scott N
Chief Business Officer
Exempt
Feb 14, 2026
$0.00
20,950
$0.00
306,070
Mahaney Paige
Chief Scientific Officer
Exempt
Feb 14, 2026
$0.00
7,050
$0.00
339,356
Adams Kendra
Chief Financial Officer
Exempt
Feb 14, 2026
$0.00
30,950
$0.00
400,479
REYNO LEONARD
Chief Medical Officer
Exempt
Feb 14, 2026
$0.00
30,950
$0.00
396,382
Boyle Scott N
Chief Business Officer
In Kind
Feb 14, 2026
$13,738.41
7,269
$1.89
298,801
Mahaney Paige
Chief Scientific Officer
In Kind
Feb 14, 2026
$4,622.94
2,446
$1.89
336,910
Schick Kelly
Chief People Officer
Exempt
Feb 14, 2026
$0.00
20,950
$0.00
307,150
Mossler Mark
Chief Accounting Officer
In Kind
Feb 14, 2026
$6,176.52
3,268
$1.89
71,916
Adams Kendra
Chief Financial Officer
In Kind
Feb 14, 2026
$29,070.09
15,381
$1.89
385,098
REYNO LEONARD
Chief Medical Officer
In Kind
Feb 14, 2026
$31,334.31
16,579
$1.89
379,803
Hirsch Andrew
President & CEO
Exempt
Feb 14, 2026
$0.00
81,725
$0.00
1.1M
Schick Kelly
Chief People Officer
In Kind
Feb 14, 2026
$13,738.41
7,269
$1.89
299,881
Hirsch Andrew
President & CEO
In Kind
Feb 14, 2026
$74,001.06
39,154
$1.89
1.1M
Mahaney Paige
Chief Scientific Officer
Award
Feb 13, 2026
$0.00
240,000
$0.00
339,356
Boyle Scott N
Chief Business Officer
Award
Feb 13, 2026
$0.00
200,000
$0.00
307,805
Mossler Mark
Chief Accounting Officer
Award
Feb 13, 2026
$0.00
56,980
$0.00
75,184
Adams Kendra
Chief Financial Officer
Award
Feb 13, 2026
$0.00
240,000
$0.00
402,342
REYNO LEONARD
Chief Medical Officer
Award
Feb 13, 2026
$0.00
240,000
$0.00
396,382