CGEM
Cullinan Thera (CGEM)
NASDAQ
$21.69+$0.01 (+0.05%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $1.4B
    Market Cap
  • 164.71%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BIOIMPACT CAPITAL LLC
15.83%
9.7M
+2.1M (+21.41%)
Jun 30, 2026
LYNX1 CAPITAL MANAGEMENT LP
14.58%
9.0M
0 (0.00%)
Jun 30, 2026
BVF INC/IL
9.36%
5.8M
0 (0.00%)
Jun 30, 2026
BLACKROCK, INC.
8.51%
5.2M
+782,800 (+14.96%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
7.11%
4.4M
+32,300 (+0.74%)
Dec 31, 2024
PRICE T ROWE ASSOCIATES INC /MD/
6.23%
3.8M
+1.8M (+46.95%)
Jun 30, 2026
STATE STREET CORP
5.97%
3.7M
+1.1M (+30.65%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions971.5M (85.18%)
  • Mutual Funds134.5M (11.79%)
  • Insiders34.5M (3.03%)
  • Other0 (0.00%)

Insider Transactions

  • 3.03% (34.5M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 1
    Number of InsiderSelling (last 12 months)
  • $2.7M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Michaelson Jennifer
Chief Scientific Officer
Exempt
Aug 13, 2026
$0.00
30,000
$0.00
82,987
Michaelson Jennifer
Chief Scientific Officer
Exempt
Aug 13, 2026
$129,000.00
30,000
$4.30
192,844
Michaelson Jennifer
Chief Scientific Officer
Sell
Aug 13, 2026
$607,800.00
30,000
$20.26
162,844
SUMER JACQUELYN L
Chief Legal Officer
Award
Jun 30, 2026
$21,242.00
2,470
$8.60
130,559
Thistle Mary
Award
Jun 16, 2026
$0.00
25,319
$0.00
25,319
Doyle Mittie
Award
Jun 16, 2026
$0.00
21,781
$0.00
21,781
Allen Andrew R
Award
Jun 16, 2026
$0.00
21,781
$0.00
21,781
Rosenberg Anthony
Award
Jun 16, 2026
$0.00
25,319
$0.00
25,319
Meek David D.
Award
Jun 16, 2026
$0.00
25,319
$0.00
25,319
Webster Stephen W
Award
Jun 16, 2026
$0.00
25,319
$0.00
25,319