GOSS

Gossamer Bio Inc
NASDAQHEALTHCAREBIOTECHNOLOGY

Key Statistics

Market Cap
$66.91M
P/E Ratio
—
EPS
$-52.73
Beta
2.00
52W High
$309.60
52W Low
$9.12
50-Day MA
$13.02
200-Day MA
$72.60
Dividend Yield
—
Profit Margin
-235.00%
Forward P/E
—
PEG Ratio
—

About Gossamer Bio Inc

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, acquiring, developing, and commercializing therapies in the areas of immunology, inflammation, and oncology diseases in the United States. The company is headquartered in San Diego, California.

Official WebsiteUSAFY End: December

Fundamentals

Revenue (TTM)$53.29M
Gross Profit (TTM)$53.29M
EBITDA$-158.60M
Operating Margin-282.20%
Return on Equity-783.00%
Return on Assets-62.40%
Revenue/Share (TTM)$16.81
Book Value$-0.19
Price-to-Book2.66
Price-to-Sales (TTM)1.26
EV/Revenue0.938
EV/EBITDA-0.39
Quarterly Earnings Growth (YoY)0.00%
Quarterly Revenue Growth (YoY)-19.60%
Shares Outstanding$6.12M
Float$3.83M
% Insiders1.43%
% Institutions85.73%

Historical Volatility

HV 10-Day
91.98%
HV 20-Day
89.91%
HV 30-Day
116.47%
HV 60-Day
140.98%
HV Rank
—

Volatility is currently contracting

Analyst Ratings

Consensus ($82.48 target)
1
Strong Buy
2
Buy
3
Hold
1
Strong Sell

Latest News

Gossamer Bio Submits New Drug Application to U.S. FDA for Seralutinib for the Treatment of Pulmonary Arterial Hypertension

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS) (the “Company” or “Gossamer”), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that it submitted a New Drug Application (NDA) to the U.S. Food and Drug Administration (FDA) in September 2026 for seralutinib for the treatment.

Business Wire9/23/2026Neutral
Gossamer Bio Appoints Greg Ciongoli to Board of Directors

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that Greg Ciongoli has been appointed to the Company's Board of Directors, effective September 16, 2026. Mr. Ciongoli will also serve as a member of the Audit Committee. Mr. C.

Business Wire9/16/2026Neutral
Gossamer Bio Announces Effectiveness of 1-for-80 Reverse Stock Split

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS) (the “Company” or “Gossamer”), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension and pulmonary hypertension associated with interstitial lung disease, today announced that it has filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation with the Secretary of State of the State of Delaware to eff.

Business Wire9/11/2026Neutral
Gossamer Bio to Present at Cantor Global Healthcare Conference

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that the Company will present at the Cantor Global Healthcare Conference to take place on September 9-11, 2026. Cantor Global Healthcare Conference Date / Time: September 9th,.

Business Wire9/4/2026Neutral
Gossamer Bio Announces Up to $250 Million Structured Private Placement, Including $150 Million of Committed Capital, to Fund Seralutinib Through Potential FDA Approval

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS) (the “Company” or “Gossamer”), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that it has entered into a securities purchase agreement with certain new and existing institutional investors for a private placement financing.

Business Wire8/21/2026Neutral
Kuehn Law Encourages Investors of Gossamer Bio, Inc. to Contact Law Firm

NEW YORK, Aug. 10, 2026 /PRNewswire/ -- Kuehn Law, PLLC, a shareholder litigation law firm, is investigating whether certain officers and directors of Gossamer Bio, Inc. (NASDAQ: GOSS)  breached their fiduciary duties to shareholders.  According to a federal securities lawsuit, Gossamer Bio misrepresented or failed to disclose material information regarding its Phase 3 PROSERA study evaluating seralutinib for the treatment of pulmonary arterial hypertension (PAH).

PRNewsWire8/10/2026Neutral
Gossamer Bio Announces FDA Regulatory Update and Reacquisition of Worldwide Rights Related to Seralutinib and Provides a Business Update

SAN DIEGO--(BUSINESS WIRE)---- $GOSS--Gossamer Bio, Inc. (Nasdaq: GOSS) (the “Company” or “Gossamer”), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), announced a series of regulatory, strategic, and corporate updates. Following a productive Pre-NDA Type B meeting with the U.S. Food and Drug Administration (FDA).

Business Wire7/27/2026Neutral
Gossamer Bio, Inc. Announces Determination of Conversion Rate for 7.50% Convertible Senior Secured First Lien Notes due 2030 and Exercise Price for Purchase Warrants

SAN DIEGO--(BUSINESS WIRE)--Gossamer Bio, Inc. (NASDAQ: GOSS) (the “Company” or “Gossamer”), a biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that the initial conversion rate for its 7.50% Convertible Senior Secured First Lien Notes due 2030 (the “2030 Convertible Notes”) will be 5,347.5936 shares of t.

Business Wire7/1/2026Neutral
Gossamer Bio, Inc. Announces Final Tender Results for Exchange Offer and Consent Solicitation with Respect to Existing Convertible Notes

SAN DIEGO--(BUSINESS WIRE)--Gossamer Bio, Inc. (NASDAQ: GOSS) (the “Company” or “Gossamer”), a biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced the final tender results of its previously announced exchange offer (the “Exchange Offer”) to exchange any and all of its 5.00% Convertible Senior Notes due 202.

Business Wire6/17/2026Neutral

Turn research into an automated options-selling system

Tiblio connects your broker and runs your put-and-call-writing strategy for you — on GOSS and any ticker you trade — then tracks every position and per-strategy win rate.

See how it works

More HEALTHCARE Stocks

Data last updated: 9/28/2026