BDTX
BLACK DIAMOND (BDTX)
NASDAQ
$2.10$0.00 (0.00%)
Price as of Jun 03, 2026 7:58 PM EDT
  • $127.2M
    Market Cap
  • -12.80%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
18.43%
10.6M
-43,496 (-0.41%)
Mar 31, 2026
NEA MANAGEMENT COMPANY, LLC
7.76%
4.4M
0 (0.00%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
6.14%
3.5M
+21,379 (+0.61%)
Dec 31, 2024
BLACKROCK INC.
5.61%
3.2M
+1.8M (+57.09%)
Jun 30, 2024
ACADIAN ASSET MANAGEMENT LLC
4.10%
2.3M
+718,478 (+30.59%)
Mar 31, 2026
VANGUARD GROUP INC
3.82%
2.2M
0 (0.00%)
Dec 31, 2025
N/A
3.23%
1.9M
+1.9M (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions641.3M (76.68%)
  • Mutual Funds172.8M (20.66%)
  • Insiders22.2M (2.66%)
  • Other0 (0.00%)

Insider Transactions

  • 2.66% (22.2M)
    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
Behbahani Ali
Award
Mar 20, 2026
$14,875.85
6,919
$2.15
93,568
Raman Prakash
Award
Mar 20, 2026
$13,125.75
6,105
$2.15
37,132
Yurasov Sergey
CHIEF MEDICAL OFFICER
Award
Jan 21, 2026
$0.00
250,000
$0.00
250,000
Hatzis-Schoch Brent
SEE REMARKS
Award
Jan 21, 2026
$0.00
250,000
$0.00
250,000
Buck Elizabeth
CHIEF SCIENTIFIC OFFICER
Award
Jan 21, 2026
$0.00
250,000
$0.00
250,000
Velleca Mark A.
PRESIDENT & CEO
Award
Jan 21, 2026
$0.00
600,000
$0.00
600,000
Jones Erika
SEE REMARKS
Award
Jan 21, 2026
$0.00
200,000
$0.00
200,000
Raman Prakash
Award
Sep 19, 2025
$12,874.05
3,843
$3.35
26,362
Behbahani Ali
Award
Sep 19, 2025
$14,374.85
4,291
$3.35
81,441
Raman Prakash
Award
Jun 20, 2025
$12,875.58
5,526
$2.33
22,519
Behbahani Ali
Award
Jun 20, 2025
$14,376.10
6,170
$2.33
77,150
Campbell Shannon
Award
Jun 12, 2025
$0.00
30,550
$0.00
30,550
Behbahani Ali
Award
Jun 12, 2025
$0.00
30,550
$0.00
30,550
Raman Prakash
Award
Jun 12, 2025
$0.00
30,550
$0.00
30,550
Menzel Garry E
Award
Jun 12, 2025
$0.00
30,550
$0.00
30,550
Raman Prakash
Award
Mar 21, 2025
$12,874.24
6,848
$1.88
16,993
Behbahani Ali
Award
Mar 21, 2025
$14,374.48
7,646
$1.88
70,980
Hatzis-Schoch Brent
SEE REMARKS
Award
Jan 30, 2025
$0.00
175,000
$0.00
175,000
Buck Elizabeth
CHIEF SCIENTIFIC OFFICER
Award
Jan 30, 2025
$0.00
175,000
$0.00
175,000
Yurasov Sergey
CHIEF MEDICAL OFFICER
Award
Jan 30, 2025
$0.00
200,000
$0.00
200,000
Velleca Mark A.
PRESIDENT & CEO
Award
Jan 30, 2025
$0.00
500,000
$0.00
500,000
Hatzis-Schoch Brent
SEE REMARKS
Award
Jan 30, 2025
$0.00
75,000
$0.00
83,400
Buck Elizabeth
CHIEF SCIENTIFIC OFFICER
Award
Jan 30, 2025
$0.00
75,000
$0.00
170,192
Yurasov Sergey
CHIEF MEDICAL OFFICER
Award
Jan 30, 2025
$0.00
75,000
$0.00
75,000
Jones Erika
SEE REMARKS
Award
Jan 30, 2025
$0.00
125,000
$0.00
125,000
Velleca Mark A.
PRESIDENT & CEO
Award
Jan 30, 2025
$0.00
75,000
$0.00
121,522
Jones Erika
SEE REMARKS
Award
Jan 30, 2025
$0.00
75,000
$0.00
85,150
Behbahani Ali
Award
Dec 13, 2024
$14,375.00
5,750
$2.50
63,334
Campbell Shannon
Award
Dec 13, 2024
$11,250.00
4,500
$2.50
8,865
Raman Prakash
Award
Dec 13, 2024
$12,875.00
5,150
$2.50
10,145