BB BIOTECH AG — SEC Form 4 filings
SEC reporting owner CIK 924223. 4 Form 4 filings on record with FilingPulse; latest filed 2025-03-20.
Transaction summary — filings shown
Covers all 4 filings on record, filed 2024-04-04 to 2025-03-20. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 250,000 shares, $587,500 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 12 legs across 3 filings — 14,943,695 shares, $24,861,991 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 2,000,000 shares @ $2.00 ($4,000,800) in Black Diamond Therapeutics, Inc., filed 2025-03-20.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| ESSA Pharma Inc. (EPIX) | 10% owner | 1 | — | 4 legs · 7,879,583 sh · $12,018,409 | — |
| Black Diamond Therapeutics, Inc. (BDTX) | 10% owner | 1 | — | 7 legs · 5,784,292 sh · $11,997,749 | — |
| Molecular Templates, Inc. (MTEM) | 10% owner | 2 | 1 leg · 250,000 sh · $587,500 | 1 leg · 1,279,820 sh · $845,833 | 4 |
Form 4 filings — BB BIOTECH AG
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-03-20 | 4 | Black Diamond Therapeutics, Inc. (BDTX) jointly with BIOTECH GROWTH N V | Sale (S): 1,000,000 @ $2.07 · Sale (S): 300,000 @ $1.94 · Sale (S): 1,000,000 @ $2.31 · Sale (S): 2,000,000 @ $2.00 · Sale (S): 400,000 @ $2.09 · Sale (S): 584,292 @ $1.95 · +1 more | EDGAR |
| 2024-11-18 | 4 | Molecular Templates, Inc. (MTEM) jointly with BIOTECH TARGET N V | Sale (S): 1,279,820 @ $0.66 · Purchase (P): 134,667 (derivative) @ $2.35 · Purchase (P): 769,334 (derivative) @ $0.12 | EDGAR |
| 2024-11-05 | 4 | ESSA Pharma Inc. (EPIX) jointly with BIOTECH GROWTH N V | Sale (S): 2,000,000 @ $1.53 · Sale (S): 2,000,000 @ $1.53 · Sale (S): 2,000,000 @ $1.53 · Sale (S): 1,879,583 @ $1.51 | EDGAR |
| 2024-04-04 | 4 | Molecular Templates, Inc. (MTEM) jointly with BIOTECH TARGET N V | Purchase (P): 250,000 @ $2.35 · Purchase (P): 134,667 (derivative) @ $2.35 · Purchase (P): 769,334 (derivative) @ $0.12 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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