Notice of Proposed Sale · 144
Septerna, Inc.
SEPNNASDAQEQUITYCurrent
Notice of Proposed Sale
Structured filing — 144
primary_doc.xml
Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.
Proposed-sale notice
- Issuer
- Septerna, Inc.
- Issuer CIK
- 0001984086
- SEC file number
- 001-42382
- Phone
- 650-338-3533
- Person for whose account securities are to be sold
- ELIZABETH P. BHATT
- Relationships to issuer
- Officer
- Street
- 250 East Grand Avenue
- City
- South San Francisco
- State / country code
- CA
- Postal code
- 94080
Securities proposed for sale
| Security | Proposed units | Aggregate market value | Units outstanding | Approximate sale date | Exchange | Broker / market maker |
|---|---|---|---|---|---|---|
| Common | 29,000 | 1,126,650.00 | 46,676,947 | 08/11/2026 | NASDAQ | Morgan Stanley Smith Barney LLC Executive Financial Services |
Broker / market maker — proposed row 1, entry 1
- Name
- Morgan Stanley Smith Barney LLC Executive Financial Services
- Street
- 1 New York Plaza
- Street (continued)
- 8th Floor
- City
- New York
- State / country code
- NY
- Postal code
- 10004
Acquisition of securities to be sold
| Security | Acquired | Nature of acquisition | Acquired from | Amount acquired | Gift transaction | Payment date | Nature of payment |
|---|---|---|---|---|---|---|---|
| Common | 08/11/2026 | Exercise of Stock Options | Issuer | 29,000 | N | 08/11/2026 | Cash |
Sales reported in the preceding three months
| Seller | Security | Sale date | Amount sold | Gross proceeds |
|---|---|---|---|---|
| 10b5-1 Sales for ELIZABETH P. BHATT | Common | 07/15/2026 | 4,000 | 135,974.00 |
Seller — prior-sale row 1, entry 1
- Name
- 10b5-1 Sales for ELIZABETH P. BHATT
- Street
- 250 East Grand Avenue
- City
- South San Francisco
- State / country code
- CA
- Postal code
- 94080
Prior-sale reporting
- Nothing to report for the preceding three months
- N
Remarks
The securities to be sold were and will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment were and will be the dates of exercise/sale.
Notice signature
- Notice date
- 08/11/2026
- Signed
- /s/ Elizabeth Bhatt
- Plan adoption dates
- 10/20/2025
Company context
Septerna, Inc. is a clinical-stage biotechnology company with a world-class team of GPCR experts and drug developers advancing cutting-edge science to unlock the full potential of GPCR therapies for patients with significant unmet needs. The company’s proprietary Native Complex Platform® is designed to enable new approaches to GPCR drug discovery and has led to the development of a diverse pipeline of novel oral small molecule drug candidates. Septerna is advancing programs in endocrinology, immunology and inflammation, metabolic diseases and additional therapeutic areas, both independently and with partners. For more information, please visit www.septerna.com.