9 insiders reported 31 Form 4 transactions for Black Diamond Therapeutics, Inc. (BDTX) over the past 18 months (most recent 2026-06-22). Recent activity: Behbahani Ali (Director) Buy 8,961 shares, Raman Prakash (Director) Buy 7,907 shares, Behbahani Ali (Director) Buy 6,919 shares, Raman Prakash (Director) Buy 6,105 shares, Behbahani Ali (Director) Buy 5,208 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-22 | Behbahani Ali | Director | Buy | 8,961 | $14,875 |
| 2026-06-22 | Raman Prakash | Director | Buy | 7,907 | $13,126 |
| 2026-03-20 | Behbahani Ali | Director | Buy | 6,919 | $14,876 |
| 2026-03-20 | Raman Prakash | Director | Buy | 6,105 | $13,126 |
| 2025-12-15 | Behbahani Ali | Director | Buy | 5,208 | $14,374 |
| 2025-12-15 | Raman Prakash | Director | Buy | 4,665 | $12,875 |
| 2025-09-22 | Behbahani Ali | Director | Buy | 4,291 | $14,375 |
| 2025-09-22 | Raman Prakash | Director | Buy | 3,843 | $12,874 |
| 2025-06-20 | Raman Prakash | Director | Buy | 5,526 | $12,876 |
| 2025-06-20 | Behbahani Ali | Director | Buy | 6,170 | $14,376 |
| 2025-03-21 | Raman Prakash | Director | Buy | 6,848 | $12,874 |
| 2025-03-21 | Behbahani Ali | Director | Buy | 7,646 | $14,374 |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 1.0M | $2.1M |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 1.0M | $2.1M |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 300,000 | $582,000 |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 300,000 | $582,000 |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 1.0M | $2.3M |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 1.0M | $2.3M |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 2.0M | $4.0M |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 2.0M | $4.0M |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 400,000 | $836,000 |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 400,000 | $836,000 |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 584,292 | $1.1M |
| 2025-03-20 | BB BIOTECH AG | Insider | Sell | 584,292 | $1.1M |
| 2025-03-20 | BIOTECH GROWTH N V | Insider | Sell | 500,000 | $1.1M |
Source: SEC Form 4 filings · as of 2026-06-22