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$GOSS:NASDAQ · Gossamer Bio, Inc.

Conviction from: NASDAQ

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.

More about this company

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.

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FiledFormActivist% of classConviction
2026-06-11SCHEDULE 13DD. E. SHAW & CO, L.P.9.5%Medfiling
2026-02-24SCHEDULE 13D/AGrowth Equity Opportunities 18 VGE, LLC1.7%Lowfiling

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Watching · 1 mention(s), 0 personal-position post(s) · first 2026-09-06 · last 2026-09-06

“I asked OpenAI Astra Ultra + Anthropic Fable 5.1 Max to make me a 5x-10x return type portfolio in 1 year. Burnt a lot of credits, and the results are in: OpenAI: - $KYTX (autoimmune CAR-T results) - $PRQR (human RNA-editing datasets) - $VSTM (KRAS cancer-drug) - $CNTB (asthma and COPD) - $RANI (oral biologics) - $IVA (MASH) - $SILC (networking + inference hardware) - $AMPX (batteries) - $EOSE …” post →

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2026-09-06T14:23:02I asked OpenAI Astra Ultra + Anthropic Fable 5.1 Max to make me a 5x-10x return type portfolio in 1 year. Burnt a lot of credits, and the results are in: OpenAI: - $KYTX (autoimmune CAR-T results) - $PRQR (human RNA-editing datasets) - $VSTM (KRAS cancer-drug) - $CNTB (asthma and COPD) - $RANI (… → · 4993 likes · 1,338,791 views

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