Gossamer Bio (GOSS.US) Price Target and Rating 2026/2027

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Gossamer Bio 2026 Price Target

The average price target for Gossamer Bio is $1.66. This price target represents the analysts' view of the stock price over the next 12 months. The stock may be undervalued, because the price target is higher than the current price. The stock is 0% below the target, which can point to potential returns within the next 12 months if the analysts' view proves right. Also consider the stock's valuation ratios such as P/E, P/S and P/B, plus the technical analysis further down the page, for the full picture.

Is Gossamer Bio overvalued or undervalued?

Gossamer Bio is currently fairly valued with a gap of 0% relative to the price target.


The current price is $0.00, which places Gossamer Bio in the fairly valued category. The stock is considered undervalued when the price is below $1.49, and overvalued when the price exceeds $1.83.


The fair value range is defined as ±10% of the price target, because price targets are estimates rather than exact values. For Gossamer Bio, the fair value range lies between $1.49 and $1.83.


See the full price target analysis for Gossamer Bio →

Analyst Ratings for Gossamer Bio stock in 2026: Buy

9 analysts cover Gossamer Bio. The majority is positive, with 77.7% recommending Buy, while 22.2% recommend Hold.

Consensus: Buy (4.22/5)
Strong Buy
4 (44.4%)
Buy
3 (33.3%)
Hold
2 (22.2%)
Strong Sell Sell Hold Buy Strong Buy
4.22 out of 5 based on 9 analysts

About Gossamer Bio – Bioteknologi

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary hypertension and pulmonary arterial hypertension in the United States. The company develops GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colony-stimulatin factor 1 receptor and c-KIT inhibitor, which is in Phase 3 clinical trial for the treatment of PAH. It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. The company was incorporated in 2015 and is headquartered in San Diego, California. Read more about the company

Key Figures for Gossamer Bio

$ 83.2M Market cap
$ 53.3M Revenue
Bioteknologi Industry
- P/E
1.56 P/S
8.09 P/B
USA Listed on exchange

What kind of stock is Gossamer Bio?

Speculative stock

Gossamer Bio is classified as a speculative stock.

Score Overview for Gossamer Bio

💰 Value Score 24/100 (Low)
📊 Total Score 8/100

⚠️ 6 red flags identified 4 critical

Our analysis has identified 6 potential risk factors in Gossamer Bio that investors should be aware of.

🚨 High debt: The debt-to-equity ratio is 969% – the company carries considerably more debt than equity, which raises the financial risk.
⚠️ Weak financial health: The Piotroski score is only 3/9 – the company shows signs of weakened profitability, liquidity or capital structure.
🚨 Weak balance sheet (elevated risk): Altman Z2 is -86.40 – the balance sheet is measurably weaker than average. This is a risk signal based on the numbers, not a bankruptcy prediction.
🚨 Negative profit margin: The profit margin is -235.0% – the company is losing money on its operations.
🚨 Negative return on equity: ROE is -783.4% – the company is generating a negative return for shareholders.
⚠️ High short interest: 18.0% of the shares are sold short – many professional investors are betting on price declines.

📈 Valuation

The P/S ratio is 1.6. The P/B ratio is 8.1.

🏦 Financial Health

The Piotroski score is 3 out of 9 — weak financial health, be careful. Altman Z2 is -86.40 (weak balance sheet — elevated risk). The debt-to-equity ratio (D/E) is 969.1% — high debt, which raises the risk.

🚀 Momentum & Short Interest

Short interest is 18.01% — very high, the market is skeptical.

Insider Trading in Gossamer Bio 2026: The Signal Is mostly positive

In 2026, insiders at Gossamer Bio have made 20 transactions – split into 13 purchases and 7 sales. On a net basis, insiders put 2,615,746 $ into the stock, which is a positive signal. Active insiders include Milligan Sandra, Hasnain Faheem, Giraudo Bryan and others.

Short-Term Signal (3 months): No activity

There has been no insider trading in the last 3 months.

Long-Term Signal (all transactions): Mostly positive

Insiders have bought considerably more than they have sold. This suggests several key people see value in the stock.

Across the last 20 transactions: 13 purchases and 7 sales. A net 2,615,746 $ into the stock.

Latest purchase: Milligan Sandra bought 26,050 shares at 2 $ each on 2025-08-19. The stock has since fallen 91.1%.

Latest sale: Aranda Richard sold 1,908 shares at 1 $ each on 2024-06-24.

Who is buying: Milligan Sandra, Hasnain Faheem, Giraudo Bryan, Smith Robert Paul JR, Christian Waage.

Who is selling: Aranda Richard, Hasnain Faheem, Giraudo Bryan, Christian Waage, Peterson Caryn.

Latest Insider Trades in Gossamer Bio (2026)

The table shows the last 20 reported insider transactions in Gossamer Bio. Green rows are purchases, red rows are sales. The data is based on official filings.

Transaction date Name Type Number of shares Price per share ($) Total amount ($)
2025-08-19 Milligan Sandra Buy 26,050 2 50,016
2024-06-24 Aranda Richard Sell 1,908 1 1,259
2024-06-21 Hasnain Faheem Buy 372,000 1 249,240
2024-06-18 Giraudo Bryan Buy 100,000 1 59,000
2024-06-17 Smith Robert Paul JR Buy 25,000 1 15,000
2024-03-27 Hasnain Faheem Sell 23,172 1 26,880
2024-03-27 Giraudo Bryan Sell 6,430 1 7,459
2024-03-27 Christian Waage Sell 6,430 1 7,459
2024-03-18 Peterson Caryn Sell 4,018 1 5,344
2024-03-18 Aranda Richard Sell 4,018 1 5,344

Who is buying and selling Gossamer Bio shares in 2026?

The following insiders have bought shares in Gossamer Bio: Milligan Sandra, Hasnain Faheem, Giraudo Bryan, Smith Robert Paul JR, Christian Waage. In total, 2,671,830 $ was bought across 13 transactions. The following insiders have sold shares: Aranda Richard, Hasnain Faheem, Giraudo Bryan, Christian Waage, Peterson Caryn. In total, 56,084 $ was sold across 7 transactions. Insider trades are legal transactions in which executives and board members buy or sell shares of their own company. These transactions are reported to the SEC and are publicly available.

Gossamer Bio Short Selling 2026: 18.0% Sold Short

Very high short interest: 18.0% of the free float
Short % of free float
18.0%
Assessment
Very high short interest
Short squeeze risk
High
Data source
SEC
Updated daily
The stock has a very high share of short selling. Between 10-20% of the freely traded shares are sold short, which points to considerable bearish sentiment. A positive earnings report or unexpectedly good news can trigger a short squeeze with sharp price gains.

What does this mean for you as an investor?
A short interest of 18.0% means that 18.0% of the freely traded shares in Gossamer Bio have been borrowed and sold by investors betting on falling prices. On positive surprises (e.g. a strong earnings report), short sellers can be forced to buy back shares quickly to close their positions, which can cause a short squeeze with sharp price gains in a short time.

Data is updated daily based on official filings with the SEC.
Short Interest Scale
0% 2% 5% 10% 20%+
Low Moderate High Very High Extreme
18.0%

When Does Gossamer Bio Report Earnings?

The next earnings date for Gossamer Bio is not yet available. Check the company's investor calendar for more information.



Technical Analysis of Gossamer Bio 2026 – Signal: Sell

Overall Technical Signal: Sell

Based on trend analysis (SMA50/SMA200) and MACD trend (positive/negative on a daily + weekly basis). Updated August 28, 2026.

Trend Analysis of Gossamer Bio, Inc

Gossamer Bio, Inc is in a short-term uptrend. The price of $0.17 is 0.1% above the 20-day average ($0.17). Medium term, the picture is positive: the price is 1.2% above the 50-day average ($0.17). Long term, the stock is 85.6% below the 200-day average ($1.18), which signals a long-term downtrend.

Death Cross: The 50-day average (0.17) is below the 200-day average (1.18), which is a classic bearish signal for Gossamer Bio, Inc.

Is Gossamer Bio, Inc overbought or oversold?

Gossamer Bio, Inc has an RSI of 49.8, right in the middle of the neutral zone. There is no clear buying or selling pressure.

MACD Analysis for Gossamer Bio, Inc

Daily MACD: MACD is negative (0.000), which means the short-term trend is bearish (the 12-day EMA is below the 26-day EMA). MACD is above the signal line (-0.002) by 0.002, which suggests the negative momentum is fading – a potential trend reversal could be ahead.

Weekly MACD: MACD5 is negative (-0.314), which indicates a broader bearish long-term trend. MACD5 is above the signal line (-0.395) by 0.081, which suggests the negative long-term momentum is fading – a bigger trend reversal could be ahead.

Overall MACD assessment: Both the daily and weekly trend are bearish (MACD negative). However, momentum shows signs of improving on a daily basis – a potential trend reversal could be ahead, but it is not confirmed yet.

Risk Profile for Gossamer Bio, Inc

Gossamer Bio, Inc has an annual standard deviation of 0.0%, which classifies the stock as Conservative. Price swings are limited, and the stock suits conservative investors.

Overall Technical Conclusion for Gossamer Bio, Inc

Trend: Neutral/mixed.

MACD trend (zero line): Daily bearish (0.000). Weekly bearish (-0.314).

MACD momentum (signal): Daily rising. Weekly rising.

RSI: 49.8 – neutral.

Technical signal: Sell

The trend is negative and MACD is below the zero line, which confirms the bearish momentum. Consider reducing the position or setting a stop-loss.

Frequently Asked Questions About Gossamer Bio stock in 2026

Should you buy Gossamer Bio stock now?
No, the technical signal for Gossamer Bio is currently SELL. Gossamer Bio trades at $0.00 as of 8/28/2026. The overall technical signal is: Sell. The technical analysis shows the following: MACD is negative (bearish trend) at 0.000 with rising momentum (signal: -0.002); RSI is at 49.8 (neutral zone). This is a technical observation based on current data, not investment advice.
What is the price target for Gossamer Bio stock?
There is currently no active analyst price target for Gossamer Bio.
Is Gossamer Bio a dividend stock?
No, Gossamer Bio does not currently pay a dividend to shareholders. The company reinvests its profits in growth instead of paying dividends.
What is the risk of Gossamer Bio stock?
Gossamer Bio is rated as a stock in the risk category Conservative. the annual standard deviation is 0.0%, which classifies the stock as Conservative.
Is Gossamer Bio overvalued?
Gossamer Bio has the following valuation ratios: a P/S ratio of 1.6, a P/B ratio of 8.1.
Is Gossamer Bio overbought?
No, Gossamer Bio is not overbought. RSI is at 49.8 (neutral zone). The technical indicators show: RSI is at 49.8 (neutral zone between 30-70), which signals neither overbought nor oversold. In addition, MACD is negative, but momentum is rising (possible trend reversal).
When is the next Gossamer Bio earnings report?
The date of the next earnings report for Gossamer Bio has not been published yet. Check the company's investor calendar for updates.
Is Gossamer Bio shorted?
Yes, Gossamer Bio is shorted with 18.0% of the free float sold short. This is a very high level of short selling, which points to considerable bearish sentiment. A positive earnings report or unexpectedly good news can trigger a short squeeze with sharp price gains. Data is updated daily based on official filings with the SEC.
Are insiders buying Gossamer Bio stock?
Yes, insiders are net buyers of Gossamer Bio – they are buying more shares than they are selling. Across the last 20 reported transactions, the split is 13 purchases and 7 sales, with a net 2,615,746 $ bought. Active buyers include Milligan Sandra, Hasnain Faheem, Giraudo Bryan and others. Insider buying is generally seen as a positive signal, because management is putting its own money into the company.
Is Gossamer Bio a good stock?
Based on our total score, Gossamer Bio is rated as a poor stock with a total score of 24 out of 100. The stock scores below average on value, quality and momentum – it sits at the lower end of the market. The score is made up of Value: 24/100. In addition: technical signal: Sell. Whether Gossamer Bio is a good investment depends on your time horizon, risk profile and portfolio. This is a data-driven observation, not investment advice.
What is the outlook for Gossamer Bio stock?
The outlook for Gossamer Bio based on current data: Detailed data is currently not available. Keep in mind that stock prices are affected by many factors, including earnings reports, the economy and market sentiment. Past returns are no guarantee of future returns.
Why is Gossamer Bio stock moving?
Gossamer Bio is moving right now. The technical indicators show: short interest is 18.0% (high – many are betting on a decline); insiders have mostly been buying the stock recently. For the latest context, see our technical analysis, insider section and news overview above.
How high can Gossamer Bio go?
There is currently no active analyst price target for Gossamer Bio. Keep in mind that price targets are estimates, not guarantees. Actual price moves depend on earnings, market conditions and unexpected events.
How low can Gossamer Bio fall?
We lack enough history to give a specific floor for Gossamer Bio. Remember: past price swings are no guarantee for the future — a stock can fall further than the last 52 weeks suggest, especially on profit warnings, sector crises or a market crash. Use stop-loss orders and spread your portfolio to limit losses in single stocks.
What does Gossamer Bio do?
Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary hypertension and pulmonary arterial hypertension in the United States. The company develops GB002, an inhaled, small molecule, p... The company belongs to the Healthcare sector, more specifically the Bioteknologi industry, is headquartered in USA, and is traded on the USA Stocks. See the key figures, earnings history and price development above to evaluate Gossamer Bio as an investment.
Did Gossamer Bio raise or lower its guidance?
Over the last 60 days we have not registered a guidance raise or cut from Gossamer Bio. The company can still adjust its guidance at quarterly reports or between reports — see the earnings history and the news overview above.
Is Gossamer Bio making money or losing money?
No, Gossamer Bio is currently not making money — the company is losing money with a negative profit margin of -235.0%, a substantial loss. That means the business loses money on every dollar of revenue. For growth stocks investing in expansion this is normal — but it raises the risk if the company does not reach break-even before its capital runs out.
Can Gossamer Bio go bankrupt?
The bankruptcy risk of Gossamer Bio is rated as elevated. Altman Z2 (a model for assessing financial distress) is -86.40 — that places the company in the weak zone. This is a probability based on the numbers, not a verdict — bankruptcy is not imminent. But the balance sheet is measurably weaker than average, so watch the debt, liquidity and possible capital raises. The Piotroski score (financial health 0-9, higher is better) is 3 — which is weak. Debt relative to equity is 969% (high). Remember: models like Altman Z2 are statistical — unexpected shocks (fraud, a sector collapse, lawsuits) can always happen. Spread your portfolio.
Does Gossamer Bio have a lot of debt?
Yes, Gossamer Bio has elevated debt relative to equity. The debt-to-equity ratio (D/E — interest-bearing debt to equity) is 969%. For the healthcare sector, anything above 150% counts as elevated — that raises the financial risk, especially if interest rates rise or earnings fall. In healthcare, 80-150% is typical — large pharma companies carry debt for research and acquisitions. Note: D/E levels are highly sector-specific — a bank at 300% debt is normal, a tech stock at 300% is extremely leveraged. Always compare with similar companies in the same sector.