SI

Septerna, Inc.

SEPN·NASDAQ

$31.38

+4.8%
HealthcareBiotechnology

Septerna, Inc., a clinical-stage biotechnology company, discovers and develops G protein-coupled receptor (GPCR) oral small molecule products candidates for the treatment of endocrinology, immunology and inflammation, and metabolic diseases. The company develops SEP-786, an oral small molecule PTH1R agonist for hypoparathyroidism; SEP-631, an oral small molecule MRGPRX2 NAM for chronic spontaneous urticaria and other mast cell diseases; TSHR Program, an oral small molecule TSHR NAM for Graves' disease and thyroid eye disease. It also develops oral small molecule single- and multi-incretin receptor agonists for metabolic disorders including obesity and type 2 diabetes. Septerna, Inc. was formerly known as GPCR NewCo, Inc. and changed its name to Septerna Inc. in June 2021. The company was incorporated in 2019 and is headquartered in South San Francisco, California.

At a Glance

Live Snapshot
Market Cap$1.41B
EPS-1.1000
P/E Ratio-28.52
Earnings Date08/10/2026
-15.80%
Return on Invested Capital
-12%
3Y-
5Y-
10Y-
-12.80%
Return on Equity
-25%
3Y-
5Y-
10Y-
-8.20%
Return on Assets
-48%
3Y-
5Y-
10Y-
SI

Septerna, Inc. Management Team

SEPN · NASDAQ
MG

Mr. Gilbert M. Labrucherie C.F.A., J.D.

Chief Financial Officer

Born 1972(Age 54)
male
DJ

Dr. Jae B. Kim FACC, M.D.

Chief Medical Officer

Compensation

$486,288

Born 1970(Age 56)
ME

Ms. Elizabeth P. Bhatt M.B.A., M.S.

Chief Operating Officer

Compensation

$661,829

Born 1968(Age 58)
female
MS

Ms. Samira Shaikhly

Chief People Officer

Compensation

$536,487

Born 1970(Age 56)
female
DA

Dr. Arthur Christopoulos BPHARM, Ph.D.

Co-Founder and Member of Cross-Functional Scientific & Drug Discovery Advisory Board

DP

Dr. Patrick Sexton Ph.D.

Co-Founder and Member of Cross-Functional Scientific & Drug Discovery Advisory Board

DR

Dr. Robert J. Lefkowitz M.D.

Co-Founder and Member of Cross-Functional Scientific & Drug Discovery Advisory Board

Born 1944(Age 82)
DJ

Dr. Jeffrey T. Finer M.D., Ph.D.

Co-Founder, Chief Executive Officer, President & Director

Compensation

$919,071

Born 1967(Age 59)
MG

Mr. George Xu Ph.D.

Senior Director of Corporate Development & Portfolio Strategy

male
MR

Mr. Richard Hansen Ph.D.

Vice President of Technology

male
s

Septerna, Inc. Insider Positioning

SEPN · NASDAQ

During the last 12 months, insiders have purchased $557K and sold $654K worth of SEPN shares, resulting in $97K of net selling activity.

3 Months

Bought

0

0.00

Sold

14.4K

415.78K

Net Activity

-416K

-$416K

3-6 Months

Bought

0

0.00

Sold

6.3K

175.11K

Net Activity

-175K

-$175K

6-9 Months

Bought

33.2K

556.87K

Sold

3.5K

63.22K

Net Activity

+494K

+$494K

9-12 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

Top Buyers

1
GKM

Gottesdiener Keith Michael

Director

33.2K shares1 transactions

$557K

Top Sellers

1
SS

Shaikhly Samira

Officer: Chief People Officer

15.9K shares2 transactions

$467K

2
BE

Bhatt Elizabeth

Officer: President And Coo

4.8K shares2 transactions

$124K

3
LDD

Long Daniel D.

Officer: Svp, Drug Discovery

3.5K shares1 transactions

$63K

Insider Activity Analysis

Net Insider Sentiment

Bearish

Slightly bearish with $97K net selling. Selling modestly exceeds buying, which could be routine diversification rather than concern.

Buy/Sell Ratio

0.85:1

Moderately negative ratio. Selling is roughly double the buying, which may be routine or signal caution.

Recent Trend (3 Months)

$416K

Heavy recent selling activity. Recent insider sales notably exceed purchases—may warrant investigation into company developments.

Insider Participation

High Selling

3 insider sellers vs. 1 buyers. Widespread selling across multiple insiders may signal concerns.

Insider Activity Insight

Balanced insider activity: Roughly equal buying and selling suggests normal portfolio management rather than strong directional signals. Look to other metrics for clearer investment insights.

SEC Filings

SEPN - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

April 30, 2026
April 30, 2026
2026
DEF 14A

DEF 14A 2025

N/A

April 29, 2025
June 17, 2025
2025
Showing 1 to 2 of 2 filings