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Septerna (SEPN) Q1 2026 revenue jumps on Novo Nordisk deal, loss narrows

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Septerna, Inc. reported first quarter 2026 results showing a sharp rise in collaboration revenue and a narrower loss as it advanced multiple clinical programs. Revenue was $26.5 million for the quarter ended March 31, 2026, driven by its Novo Nordisk partnership, compared to $0.2 million a year earlier.

Research and development expenses increased to $29.5 million and general and administrative expenses to $10.3 million, reflecting pipeline growth. Net loss improved to $8.6 million from $21.5 million, and cash, cash equivalents and marketable securities totaled $522.1 million, which the company expects will fund operations at least into 2029. Septerna highlighted positive Phase 1 data for SEP-631 in mast cell-driven diseases and the start of a Phase 1 trial for SEP-479 in hypoparathyroidism, alongside continued work on its TSHR NAM and Novo Nordisk collaboration programs.

Positive

  • Revenue inflection from collaboration: Quarterly revenue reached $26.5 million, largely from the Novo Nordisk collaboration, up from $0.2 million a year earlier, materially improving the income statement.
  • Extended cash runway: Cash, cash equivalents and marketable securities of $522.1 million as of March 31, 2026 are expected to fund operations at least into 2029, reducing near- to medium-term financing pressure.
  • Pipeline advancement: Positive Phase 1 data for SEP-631 and initiation of a Phase 1 trial for SEP-479 mark meaningful progress in key clinical programs.

Negative

  • None.

Insights

Collaboration revenue ramps up, loss narrows as pipeline advances.

Septerna posted Q1 2026 revenue of $26.5 million, mainly from its Novo Nordisk collaboration, versus $0.2 million a year earlier. Higher R&D at $29.5 million and G&A at $10.3 million reflect expanding clinical activity.

Net loss shrank to $8.6 million, helped by collaboration revenue and interest income. Cash of $522.1 million as of March 31, 2026 is expected to fund operations at least into 2029, providing unusual visibility for a clinical-stage biotech.

Operationally, positive Phase 1 data for SEP-631 and initiation of a Phase 1 trial for SEP-479 move the portfolio forward, while the TSHR NAM and Novo Nordisk cardiometabolic programs remain in earlier stages. Future company updates on SEP-479 Phase 1 data, expected in late 2026 or early 2027, will help clarify clinical potential.

Item 2.02 Results of Operations and Financial Condition Financial
Disclosure of earnings results, typically an earnings press release or preliminary financials.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Quarterly revenue $26.5 million Revenue for quarter ended March 31, 2026
Prior-year quarterly revenue $0.2 million Revenue for quarter ended March 31, 2025
Net loss $8.6 million Net loss for quarter ended March 31, 2026
Net loss prior year $21.5 million Net loss for quarter ended March 31, 2025
R&D expenses $29.5 million Quarter ended March 31, 2026
G&A expenses $10.3 million Quarter ended March 31, 2026
Cash and securities $522.1 million Cash, cash equivalents and marketable securities as of March 31, 2026
Net loss per share $(0.19) Basic and diluted, quarter ended March 31, 2026
Native Complex Platform® technical
"These advances further validate our Native Complex Platform® and its ability to efficiently generate differentiated oral small molecules"
chronic spontaneous urticaria medical
"support Phase 2b Development, Initially in Chronic Spontaneous Urticaria (CSU) in Second Half of 2026"
A long-term condition that causes recurring, itchy hives and sometimes swelling that appear without a clear trigger, like an alarm that goes off unpredictably on its own. It matters to investors because its chronic nature creates ongoing demand for treatments, diagnostics and follow-on care, influencing pharmaceutical research priorities, drug market size, regulatory review timelines and healthcare cost projections.
hypoparathyroidism medical
"SEP-479, Oral Small Molecule PTH1R Agonist for Hypoparathyroidism"
A disorder in which small glands in the neck fail to make enough of a hormone that keeps blood calcium at the right level, causing low calcium with symptoms such as muscle cramps, tingling or fatigue. For investors, it matters because chronic, hard-to-manage conditions like this create demand for medicines, medical devices and diagnostic tests, shaping clinical trial needs, regulatory review and potential market opportunity much like a persistent mechanical problem creates ongoing demand for repairs.
negative allosteric modulator medical
"SEP-631, its oral small molecule MRGPRX2 negative allosteric modulator (NAM)"
A negative allosteric modulator is a drug or compound that binds to a site on a biological receptor different from where the body's natural molecule binds, and reduces the receptor's activity. Think of it as turning down the volume on a signal without cutting it off entirely. For investors, this mechanism can mean more selective effects, potentially fewer side effects, and distinct commercial and regulatory prospects compared with drugs that fully block or mimic a receptor.
working capital financial
"Working capital (1) ... Working capital is defined as total current assets less total current liabilities."
Working capital is the money a business has available to cover its daily expenses, like paying bills and buying supplies. It’s like the cash in your wallet that helps you handle everyday costs; having enough ensures the business can operate smoothly without running into money shortages.
Revenue $26.5 million compared to $0.2 million for the quarter ended March 31, 2025
Net loss $8.6 million compared to $21.5 million for the quarter ended March 31, 2025
Net loss per share $(0.19) compared to $(0.49) for the quarter ended March 31, 2025
Guidance

Septerna expects its existing cash runway to fund operations at least into 2029.

false000198408600019840862026-05-112026-05-11

 

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

 

FORM 8-K

 

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 11, 2026

 

 

Septerna, Inc.

(Exact name of Registrant as Specified in Its Charter)

 

 

Delaware

001-42382

84-3891440

(State or other jurisdiction
of incorporation)

(Commission File Number)

(IRS Employer
Identification No.)

 

 

 

 

 

250 East Grand Avenue

 

South San Francisco, California

 

94080

(Address of principal executive offices)

 

(Zip Code)

 

Registrant’s telephone number, including area code: 650 338-3533

 

Not Applicable

(Former name or former address, if changed since last report)

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class

 

Trading
Symbol(s)

 


Name of each exchange on which registered

Common Stock, par value $0.001 per share

 

SEPN

 

The Nasdaq Global Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

 


Item 2.02 Results of Operations and Financial Condition.

On May 11, 2026 Septerna, Inc. (the “Company”) announced its financial results and business highlights for the quarter ended March 31, 2026. A copy of the press release issued in connection with the announcement is being furnished as Exhibit 99.1 to this Current Report on Form 8-K.

The information included under Item 2.02 of this Current Report on Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and shall not be incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

 

99.1

 

Press Release issued by Septerna, Inc. on May 11, 2026, furnished herewith.

 

 

 

104

 

Cover Page Interactive Data File (embedded within the Inline XBRL document)

 


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

 

 

Septerna, Inc.

 

 

 

 

Date:

May 11, 2026

By:

/s/ Jeffrey Finer, M.D., Ph.D.

 

 

 

Jeffrey Finer, M.D., Ph.D.
Chief Executive Officer
 

 


 

 

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Exhibit 99.1

Septerna Highlights Business Progress and Reports First Quarter 2026 Financial Results

Compelling Phase 1 Data for SEP-631 (MRGPRX2 NAM) in Healthy Volunteers Support

Phase 2b Development, Initially in Chronic Spontaneous Urticaria (CSU) in Second Half of 2026

 

Phase 1 Clinical Trial Initiated for SEP-479, Oral Small Molecule PTH1R Agonist for Hypoparathyroidism

 

Cash Position of $522.1 Million Expected to Support Operating Plans at Least into 2029


SOUTH SAN FRANCISCO, Calif. – May 11, 2026
– Septerna, Inc. (Nasdaq: SEPN), a clinical-stage biotechnology company pioneering a new era of G protein-coupled receptor (GPCR) drug discovery, today highlighted pipeline progress and anticipated milestones and reported financial results for the first quarter ended March 31, 2026.

 

“In the first quarter, we continued to make meaningful progress across our pipeline, highlighted by positive Phase 1 clinical results for SEP-631 and the initiation of our Phase 1 clinical trial for SEP-479,” said Jeffrey Finer, M.D., Ph.D., chief executive officer and co-founder of Septerna. “These advances further validate our Native Complex Platform® and its ability to efficiently generate differentiated oral small molecules against historically challenging GPCR targets. As our clinical programs continue to advance, we believe Septerna is increasingly well positioned to unlock the broad therapeutic potential of GPCR-targeted medicines for patients with significant unmet need.”

Recent Portfolio Progress and Anticipated Milestones

SEP-479 PTH1R Agonist for Hypoparathyroidism:
o
In April 2026, Septerna initiated a Phase 1 clinical trial of SEP-479, its potent, selective oral small molecule PTH1R agonist for the treatment of hypoparathyroidism. The single-ascending dose and multiple-ascending dose study is evaluating safety, tolerability, pharmacokinetics and pharmacodynamics (including serum calcium and endogenous serum PTH) in healthy volunteers, with data expected in late 2026 or early 2027.

 

SEP-631 MRGPRX2 NAM for Mast Cell-Driven Diseases:
o
In March 2026, Septerna presented positive Phase 1 clinical results for SEP-631, its oral small molecule MRGPRX2 negative allosteric modulator (NAM), supporting advancement into Phase 2 development. SEP-631 was well tolerated, demonstrated a pharmacokinetic profile supportive of once-daily oral dosing and produced robust, dose-dependent suppression of icatibant-induced skin wheal formation.
o
Septerna continues preparations to initiate a Phase 2b trial of SEP-631 in chronic spontaneous urticaria (CSU) in the second half of 2026 following completion of long-term toxicology studies. The Company expects to subsequently evaluate SEP-631 in an open-label study in chronic inducible urticaria patients with symptomatic dermatographism. Septerna is also assessing additional mast cell-driven diseases characterized by high unmet need.

 

TSHR NAM Program:
o
Septerna continues to progress toward development candidate selection for its TSHR NAM program, with the goal of delivering a potential disease-modifying oral treatment for Graves’ disease and thyroid eye disease.
Additional Programs:
o
Septerna continues to advance and achieve research milestones from its global collaboration with Novo Nordisk to discover, develop and commercialize multiple potential oral small molecule medicines for obesity, type 2 diabetes and other cardiometabolic diseases based on specified GPCR targets.
o
The Company also continues to advance wholly-owned discovery-stage programs utilizing its Native Complex Platform® across multiple therapeutic areas.

Corporate Update

o
Septerna’s Chief Medical Officer, Jae Kim, M.D., has informed the Company of his decision to pursue a new opportunity located in Southern California near his primary residence. Septerna has initiated a search for a successor, and Dr. Kim will continue to serve in an advisory capacity during the transition period.

 

 


 

 

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First Quarter 2026 Financial Results

 

Cash Position: Cash, cash equivalents, and marketable securities totaled $522.1 million as of March 31, 2026. Septerna expects its existing cash runway to fund operations at least into 2029.
o
Revenue: Revenue from the Novo Nordisk collaboration was $26.5 million for the quarter ended March 31, 2026, compared to $0.2 million from Vertex for the quarter ended March 31, 2025. Revenue for the quarter ended March 31, 2026 included the amortization of $15.7 million of the $195.0 million from the upfront payment and $0.5 million from the achievement of $2.0 million in research milestones in addition to $10.3 million for research services associated with the collaboration.
R&D Expenses: Research and development (R&D) expenses were $29.5 million for the quarter ended March 31, 2026, compared to $19.3 million for the quarter ended March 31, 2025.
G&A Expenses: General and administrative (G&A) expenses were $10.3 million for the quarter ended March 31, 2026, compared to $6.9 million for the quarter ended March 31, 2025.
Net Loss: Net loss was $8.6 million for the quarter ended March 31, 2026, compared to $21.5 million for the quarter ended March 31, 2025.

About Septerna

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.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, as amended, including, without limitation, implied and express statements about Septerna’s beliefs and expectations regarding: the potential of SEP-479 preclinical data to translate into similar clinical safety, pharmacokinetic, and pharmacodynamic findings; the estimated availability of SEP-479 Phase 1 clinical data in late 2026 or early 2027; the potential for SEP-479 to be a differentiated once-daily oral therapy for patients with hypoparathyroidism; the potential of its proprietary Native Complex Platform®; the continued advancement of SEP-631, including the plan to initiate a Phase 2b clinical study in CSU in the second half of 2026 subject to the successful completion of long-term preclinical toxicology studies; the role of MRGPRX2 in mast cell-driven diseases; the potential of SEP-631 to provide a convenient oral treatment option for patients with CSU and other mast cell-driven diseases; expectations regarding the anticipated once-daily dosing frequency of SEP-631; the ability of the SEP-631 Phase 1 safety and efficacy observations to successfully translate into clinical outcomes in patients; the continued development of its TSHR NAM program; the advancement of its discovery-stage programs across multiple therapeutic areas; the size and growth potential of the markets for its current and future product candidates; its expectations regarding strategic plans for its business, product candidates, and technology; its expectations regarding the company’s uses of capital, expenses and financial results, including its expected cash runway at least into 2029; and the scope of protection it is able to establish and maintain for intellectual property rights covering its Native Complex Platform® and its product candidates. The words “anticipate,” “believe,” “continue,” “could,” “estimate,” “expect,” “intend,” “may,” “might,” “objective,” “ongoing,” “plan,” “predict,” “project,” “potential,” “should,” or “would,” or the negative of these terms, or other comparable terminology are intended to identify forward-looking statements, although not all forward looking statements contain these identifying words.

Any forward-looking statements in this press release are based on management’s current expectations and beliefs and are subject to a number of risks, uncertainties and important factors that may cause actual events or results to differ materially from those expressed or implied by any forward-looking statements contained in this press release, including, without limitation, risks associated with: Septerna’s product candidates successfully entering and advancing through clinical trials (including those for SEP-479 and SEP-631) including uncertainties related to opening INDs and obtaining other regulatory approvals; risks related to clinical development outcomes including unexpected safety or efficacy findings; the results of preclinical studies including the long-term toxicology studies for SEP-479 and SEP-631, or clinical studies not being predictive of future clinical outcomes; risks related to the timing of initiating clinical studies and future availability of clinical data; the scope of protection Septerna is able to establish and maintain for intellectual property rights covering its Native Complex Platform® and its product candidates; and Septerna’s ability to identify and enter into future license agreements and collaborations; and general economic, industry and market conditions. These and other risks and uncertainties are described in greater detail in the section entitled “Risk Factors” in Septerna’s Annual Report on Form 10-K for the year ended December 31, 2025, as well as any subsequent filings with the Securities and Exchange Commission. In addition, any forward-looking statements represent Septerna’s views only as of today and should not be relied upon as representing its views as of any subsequent date. Septerna


 

 

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explicitly disclaims any obligation to update any forward-looking statements subject to any obligations under applicable law. No representations or warranties (expressed or implied) are made about the accuracy of any such forward-looking statements.

Investor Contact:

Renee Leck, THRUST

renee@thrustsc.com

Media Contact:

Carly Scaduto, THRUST

carly@thrustsc.com


 

 

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SEPTERNA, INC.

Condensed Statements of Operations

(In thousands, except for share and per share data)

(Unaudited)

 

 

 

March 31,

 

 

 

2026

 

 

2025

 

Revenue

 

$

26,523

 

 

$

219

 

Operating expenses:

 

 

 

 

 

 

Research and development

 

 

29,535

 

 

 

19,271

 

General and administrative

 

 

10,288

 

 

 

6,858

 

Total operating expenses

 

 

39,823

 

 

 

26,129

 

Loss from operations

 

 

(13,300

)

 

 

(25,910

)

Interest and other income, net

 

 

5,000

 

 

 

4,434

 

Provision for income taxes

 

 

(337

)

 

 

 

Net loss attributable to common stockholders

 

$

(8,637

)

 

$

(21,476

)

Net loss per share attributable to common stockholders, basic and diluted

 

$

(0.19

)

 

$

(0.49

)

Weighted-average shares outstanding, basic and diluted

 

 

44,758,800

 

 

 

43,937,410

 

 

SEPTERNA, INC.

Condensed Balance Sheets

(In thousands)

(Unaudited)

 

 

 

March 31,
2026

 

 

December 31,
2025

 

Cash, cash equivalents and marketable securities

 

$

522,092

 

 

$

548,658

 

Working capital (1)

 

 

289,893

 

 

 

324,033

 

Total assets

 

 

569,688

 

 

 

596,187

 

Total liabilities

 

 

191,230

 

 

 

214,261

 

Additional paid-in capital

 

 

554,872

 

 

 

548,517

 

Accumulated deficit

 

 

(175,890

)

 

 

(167,253

)

Total stockholders’ equity

 

$

378,458

 

 

$

381,926

 

 

1.
Working capital is defined as total current assets less total current liabilities. See our financial statements and the related notes thereto included in our Quarterly Report on Form 10-Q for the quarter ended March 31, 2026 for further details regarding our current assets and current liabilities.

 


FAQ

How did Septerna (SEPN) perform financially in the first quarter of 2026?

Septerna reported revenue of $26.5 million for the quarter ended March 31, 2026, mainly from its Novo Nordisk collaboration. Net loss narrowed to $8.6 million, reflecting higher revenue and interest income despite increased R&D and G&A spending to support pipeline growth.

What is Septerna’s cash position and runway as of March 31, 2026?

Septerna held $522.1 million in cash, cash equivalents and marketable securities as of March 31, 2026. Management expects this cash runway to fund operations at least into 2029, supporting multiple clinical and discovery programs without near-term reliance on additional financing.

What were Septerna’s key R&D and G&A expenses in Q1 2026?

Research and development expenses were $29.5 million and general and administrative expenses were $10.3 million for the quarter ended March 31, 2026. Both increased from the prior year as Septerna advanced clinical trials, expanded operations, and invested in its GPCR-focused Native Complex Platform®.

Which clinical programs did Septerna highlight in this 8-K update?

Septerna highlighted positive Phase 1 results for SEP-631 in mast cell-driven diseases and initiation of a Phase 1 trial for SEP-479 in hypoparathyroidism. It also noted ongoing work on its TSHR NAM program and discovery-stage programs, including those under its Novo Nordisk collaboration.

How important is the Novo Nordisk collaboration to Septerna’s Q1 2026 results?

The Novo Nordisk collaboration contributed $26.5 million in revenue in Q1 2026, including amortization of upfront payments, research milestones, and research services. This collaboration transformed Septerna’s revenue base compared with the prior-year quarter, when it recorded only $0.2 million from Vertex.

Did Septerna’s net loss improve compared with the first quarter of 2025?

Yes. Net loss attributable to common stockholders decreased to $8.6 million for the quarter ended March 31, 2026, from $21.5 million a year earlier. The improvement was driven largely by higher collaboration revenue and interest income despite rising operating expenses.

Filing Exhibits & Attachments

2 documents