Security key
09203E105
Black Diamond Therapeutics, Inc. - Common Stock (BDTX)
CUSIP: 09203E105
Q3 2026 13F Holders as of 30 Sep 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 1,101,054
- Total 13F value
- $2,075,261
- Share change
- -364,306
- SEC-reported price per share
- $1.88
- Number of holders
- 20
- Value change
- -$685,881
- Number of buys
- 16
- Number of sells
- 4
- Shares outstanding
- 57,292,388
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
20
Top holders
10
BDTX full security history
Ownership snapshot
Full 13F holder table
Black Diamond Therapeutics, Inc. SEC filings
Black Diamond Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 09203E105
Recent filing periods:
Ownership snapshot
Top reported holders of BDTX - Black Diamond Therapeutics, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
T. Rowe Price Investment ...
Disclosed value leader
Versant Venture Capital V...
Comparable rows
4/15
Latest evidence
18 Sep 2026
13D/G
13F
3/4/5
Lead comparable stake: 7%
11 rows are not safely comparable across share classes.
13D/G row: T. Rowe Price Investment Management, Inc.
Showing 1-6 of 15 holder rows.
Quick read
T. Rowe Price Investment Management, Inc. leads the comparable SEC ownership view at 7%.
4 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens T. Rowe Price Investment Management, Inc.'s linked filing trail.
Comparable ownership
Top 4
T. Rowe Price Investment Manageme...
7%
BlackRock, Inc.
6.7%
BB BIOTECH AG
4.8%
Vestal Point Capital, LP
1.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. |
13D/G
13F
Company
|
7%
Reported 13D/G
· 30 Jun 2026
|
$9,103,737
4,028,202 shares
|
$0 | 30 Jun 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
6.7%
Reported 13D/G
· 30 Jun 2026
|
$7,246,613
3,917,088 shares
|
— | 30 Jun 2026 |
| BB BIOTECH AG |
13D/G
|
4.8%
Reported 13D/G
· 19 Mar 2025
|
$4,373,675
2,733,547 shares
|
-$9,254,867 | 19 Mar 2025 |
| Vestal Point Capital, LP |
13D/G
|
1.5%
Reported 13D/G
· 31 Dec 2025
|
$2,166,300
870,000 shares
|
$0 | 31 Dec 2025 |
| Versant Venture Capital VI, L.P. |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$28,747,309
4,548,481 shares
|
— | 28 Aug 2024 |
| BIOTECH GROWTH N V |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$5,786,646
2,733,547 shares
|
— | 19 Mar 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
20
Shares
1,101,054
Rows available
20
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
95
Q3 2026 holders
20
Holder diff
-75
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend