XFOR
X4 PHARMA (XFOR)
NASDAQ
$4.06+$0.09 (+2.34%)
Price as of Jun 03, 2026 7:55 PM EDT
  • $406.5M
    Market Cap
  • 2.02%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK FUNDING, INC. /DE
11.73%
11.1M
-150,026 (-1.36%)
Dec 31, 2024
BLACKROCK INC.
11.32%
10.7M
+1.9M (+18.17%)
Jun 30, 2024
MORGAN STANLEY
10.04%
9.5M
+1.3M (+13.30%)
Mar 31, 2026
EMPERY ASSET MANAGEMENT, LP
9.48%
8.9M
-6,987 (-0.08%)
Mar 31, 2026
FMR LLC
8.59%
8.1M
-395,700 (-4.88%)
Mar 31, 2026
BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC
8.45%
8.0M
0 (0.00%)
Mar 31, 2026
PERCEPTIVE ADVISORS LLC
7.14%
6.7M
+423,196 (+6.28%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions1.2B (84.46%)
  • Mutual Funds213.9M (14.68%)
  • Insiders12.5M (0.86%)
  • Other0 (0.00%)

Insider Transactions

  • 0.86% (12.5M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $840,654.90
    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
de Craecker Francoise
Award
Jan 01, 2026
$0.00
110,000
$0.00
0
Stewart Murray
Award
Jan 01, 2026
$0.00
110,000
$0.00
0
Bridger Gary
Award
Jan 01, 2026
$0.00
110,000
$0.00
0
Craig Adam R
Executive Chairman
Award
Oct 29, 2025
$0.00
2.3M
$0.00
2.3M
KIRSKE DAVID
Chief Financial Officer
Award
Oct 29, 2025
$0.00
1.6M
$0.00
1.6M
Volpone John
President
Award
Oct 29, 2025
$0.00
2.3M
$0.00
2.3M
Craig Adam R
Executive Chairman
Buy
Oct 23, 2025
$249,997.40
86,206
$2.90
376,087
Craig Adam R
Executive Chairman
Award
Aug 14, 2025
$0.00
529,201
$0.00
529,201
Volpone John
President
Award
Aug 14, 2025
$0.00
529,201
$0.00
529,201
Craig Adam R
Executive Chairman
Award
Aug 14, 2025
$0.00
289,881
$0.00
289,881
Volpone John
President
Award
Aug 14, 2025
$0.00
289,881
$0.00
289,881
Craig Adam R
Executive Chairman
Award
Aug 12, 2025
$0.00
1.6M
$0.00
1.6M
Volpone John
President
Award
Aug 12, 2025
$0.00
1.6M
$0.00
1.6M
MCGIRR DAVID W J
Award
Jun 09, 2025
$0.00
1,500
$0.00
4,722
Woods Keith
Award
Jun 09, 2025
$0.00
1,500
$0.00
6,000
de Craecker Francoise
Award
Jun 09, 2025
$0.00
1,500
$0.00
4,722
Stewart Murray
Award
Jun 09, 2025
$0.00
1,500
$0.00
7,883
Bridger Gary
Award
Jun 09, 2025
$0.00
1,500
$0.00
4,722
WYZGA MICHAEL S
Award
Jun 09, 2025
$0.00
1,500
$0.00
5,555
Thoren Natasha Fay
Chief Legal Officer
Award
May 20, 2025
$0.00
3,333
$0.00
9,462
Baldry Mark
Chief Commercial Officer
Buy
May 16, 2025
$2,561.42
1,032
$2.48
25,337
Ragan Paula
President and CEO
Award
Feb 12, 2025
$0.00
2.3M
$0.00
3.3M
DiBiase Mary
Chief Operating Officer
Award
Feb 12, 2025
$0.00
650,000
$0.00
1.1M
Mostafa Adam S.
Chief Financial Officer
Award
Feb 12, 2025
$0.00
850,000
$0.00
850,000
Baldry Mark
Chief Commercial Officer
Award
Feb 12, 2025
$0.00
600,000
$0.00
729,173
Arbet-Engels Christophe
Chief Medical Officer
Award
Feb 12, 2025
$0.00
850,000
$0.00
864,207
Baldry Mark
Chief Commercial Officer
Sell
Jan 24, 2025
$13,241.10
29,159
$0.45
94,123
Ragan Paula
President and CEO
Sell
Jan 24, 2025
$34,718.74
76,473
$0.45
1.1M
Arbet-Engels Christophe
Chief Medical Officer
Sell
Jan 24, 2025
$5,284.27
11,624
$0.45
14,207
DiBiase Mary
Chief Operating Officer
Sell
Jan 24, 2025
$10,094.00
22,258
$0.45
490,980