Company: AZN
Filing Date: 2025-10-07
Form Type: 6-K
Source: 0001654954-25-011529
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Company: ASTRAZENECA PLC
Filing Date: 2025-10-07
Form: 6-K
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#### FORM 6-K
<div align='center'>SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16 of

the Securities Exchange Act of 1934

For the month of October 2025

Commission File Number: 001-11960</div>

#### AstraZeneca PLC
<div align='center'>1 Francis Crick Avenue

Cambridge Biomedical Campus

Cambridge CB2 0AA

United Kingdom

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F X Form 40-F __

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ______

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes __ No X

If “Yes” is marked, indicate below the file number assigned to the Registrant in connection with Rule 12g3-2(b): 82-_____________</div>

#### AstraZeneca PLC
<div align='center'>INDEX TO EXHIBITS</div>

#### 1.
**Baxdrostat met primary endpoint in Bax24 Ph3 trial**

7 October 2025

<div align='center'>**Baxdrostat met the primary endpoint in Bax24 Phase III trial in patients with resistant hypertension

Baxdrostat demonstrated a statistically significant and highly clinically meaningful reduction in 24-hour ambulatory systolic blood pressure compared with placebo**</div>

Positive high-level results from the Bax24 Phase III trial showed baxdrostat demonstrated a statistically significant and highly clinically meaningful reduction in ambulatory 24-hour average systolic blood pressure (SBP) compared with placebo at 12 weeks. Efficacy was observed throughout the 24-hour period, including early morning, when patients with hypertension are at a higher risk of cardiovascular events. 1-3

Patients with treatment-resistant hypertension (rHTN) received bax