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BLACK DIAMOND (BDTX)
NASDAQ
$1.89+$0.01 (+0.53%)
Price as of Oct 02, 2026 5:26 PM EDT- $108.0MMarket Cap
- -49.60%1-Year Change
- BiotechnologyIndustry
BLACK DIAMOND (BDTX)
$1.89+$0.01 (+0.53%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
NEA MANAGEMENT COMPANY, LLC | 7.76% | 4.4M | 0 (0.00%) | Jun 30, 2026 |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 7.03% | 4.0M | -6.5M (-162.23%) | Jun 30, 2026 |
BLACKROCK, INC. | 6.84% | 3.9M | +2.8M (+71.74%) | Jun 30, 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 | 0 (0.00%) | Jun 30, 2026 |
VANGUARD GROUP INC | 3.82% | 2.2M | 0 (0.00%) | Dec 31, 2025 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
T. Rowe Price Small-Cap Stock Fund, Inc. | 4.62% | 2.6M | 0 (0.00%) | Jun 30, 2026 |
T. Rowe Price Small-Cap Value Fund, Inc. | 3.70% | 2.1M | -10,341 (-0.49%) | Jun 30, 2026 |
VANGUARD INDEX FUNDS | 3.61% | 2.1M | +274,802 (+13.29%) | Jun 30, 2026 |
Invesco Senior Loan Fund | 3.23% | 1.9M | 0 (0.00%) | May 31, 2026 |
Invesco Senior Income Trust | 2.70% | 1.5M | 0 (0.00%) | May 31, 2026 |
SPDR SERIES TRUST | 2.64% | 1.5M | 0 (0.00%) | Jul 31, 2026 |
T. Rowe Price Equity Funds, Inc. | 2.44% | 1.4M | 0 (0.00%) | Jun 30, 2026 |
Current Ownership Distribution
- Institutions676.9M (74.32%)
- Mutual Funds211.5M (23.23%)
- Insiders22.3M (2.45%)
- Other0 (0.00%)
Insider Transactions
- 2.45% (22.3M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Raman Prakash | Award | Sep 18, 2026 | $13,125.93 | 6,801 | $1.93 | 51,840 |
Behbahani Ali | Award | Sep 18, 2026 | $14,874.51 | 7,707 | $1.93 | 110,236 |
Campbell Shannon | Award | Jun 26, 2026 | $0.00 | 40,000 | $0.00 | 40,000 |
Dhingra Kapil | Award | Jun 26, 2026 | $0.00 | 40,000 | $0.00 | 40,000 |
Raman Prakash | Award | Jun 26, 2026 | $0.00 | 40,000 | $0.00 | 40,000 |
Menzel Garry E | Award | Jun 26, 2026 | $0.00 | 40,000 | $0.00 | 40,000 |
Kulkarni Samarth | Award | Jun 26, 2026 | $0.00 | 40,000 | $0.00 | 40,000 |
Behbahani Ali | Award | Jun 19, 2026 | $14,875.26 | 8,961 | $1.66 | 102,529 |
Raman Prakash | Award | Mar 20, 2026 | $13,125.75 | 6,105 | $2.15 | 37,132 |
Behbahani Ali | Award | Mar 20, 2026 | $14,875.85 | 6,919 | $2.15 | 93,568 |
Hatzis-Schoch Brent SEE REMARKS | Award | Jan 21, 2026 | $0.00 | 250,000 | $0.00 | 250,000 |
Yurasov Sergey CHIEF MEDICAL 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 |
Buck Elizabeth CHIEF SCIENTIFIC OFFICER | Award | Jan 21, 2026 | $0.00 | 250,000 | $0.00 | 250,000 |
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 |