Gossamer Bio Inc
Gossamer Bio Inc (GOSS) Expected Move
GOSS expected move through Oct 16, 2026 is 1,875.0%, with 26 days to expiration. The implied range is $8.11 to $13.36, based on the previous trading day's options prices.
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Tracking the GOSS expected move helps you see how far Gossamer Bio Inc's options market is pricing the stock to travel over a given period — whether that's the next day, week, or earnings cycle. Gossamer Bio Inc's expected move is derived directly from option premiums and gives you an objective range to plan trades, set strikes, and manage risk. Use our scanner to monitor the GOSS expected move for this week's options, in real time.
The expected move is typically calculated from at-the-money straddle prices (or a blend of straddles and strangles) and represents roughly a one-standard-deviation range over the chosen timeframe. For GOSS, comparing the implied expected move to actual realized moves over similar windows tells you whether the options market has historically overestimated or underestimated volatility. The GOSS expected move for this week's options pricing is especially useful for short-dated traders, earnings players, and anyone selling premium who needs to know where the market thinks Gossamer Bio Inc is unlikely to go.
Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, acquiring, developing, and commercializing therapeutics in the disease areas of immunology, inflammation, and oncology in the United States. The company is developing GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colonystimulating factor 1 receptor, or CSF1R, and c-KIT inhibitor for the treatment of pulmonary arterial hypertension; GB004, a gut-targeted, oral small molecule for the treatment of inflammatory bowel disease; GB5121, an oral, irreversible, covalent, small molecule inhibitor of Bruton's Tyrosine Kinase for the treatment of primary central nervous system lymphoma; and GB7208, an oral, small molecule, BTK inhibitor for the treatment of multiple sclerosis.
It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds; and Aerpio Pharmaceuticals, Inc. to develop and commercialize GB004 and related compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. Gossamer Bio, Inc. was incorporated in 2015 and is headquartered in San Diego, California.
Iron condors, weekly premium sales, directional swing trades — they all live or die by where the market thinks the stock won't go. Our scanner tracks the GOSS expected move across every expiration, benchmarks it against realized moves, and shows you when implied ranges are out of line with history. The Gossamer Bio Inc expected move for this week's options is the fastest read on short-term risk, which gives you a quick way to interpret what the options market thinks about GOSS.
GOSS Price
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| Expiration | DTE | Expected move (USD) | Expected move (%) | Upper price | Lower price |
|---|---|---|---|---|---|
| Oct 16, 2026 | 26 | $2.63 | 1,875.0% | $13.36 | $8.11 |
| Nov 20, 2026 | 61 | $2.59 | 1,848.2% | $13.32 | $8.14 |
| Jan 15, 2027 | 117 | $3.08 | 2,196.4% | $13.81 | $7.66 |
| Feb 19, 2027 | 152 | $0.68 | 482.1% | $11.41 | $10.06 |
As of September 10, 2026
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