Gossamer Bio Inc

2026-09-11 23:01; UTC

Gossamer Bio Inc. shares are higher in after-hours trading, reflecting a notable increase since Friday's close amid positive market sentiment following a narrower U.S. budget deficit.

2026-09-10 23:31; UTC

Gossamer Bio Inc. shares rose in after-market trading following a 1-for-80 reverse stock split, advancing from earlier levels despite broader market dynamics.

2026-09-09 23:53; UTC

Gossamer Bio Inc. shares are lower in after-market hours following a significant decline since Wednesday's close, despite an earlier attempt to recover.

2026-09-04 19:26; UTC

Gossamer Bio shares are lower today amid increased selling pressure on risk assets, influenced by strong jobs data and rising interest rate expectations.

2026-09-03 23:26; UTC

Gossamer Bio Inc shares are lower in after-market hours, with no specific news identified for the decline. Major indices rose amid reduced interest rate hike expectations.

2026-09-02 23:06; UTC

Gossamer Bio Inc. shares are higher in after-market trading, remaining above their 20-day moving average and within the one-month trading range.

2026-09-01 23:06; UTC

Gossamer Bio Inc. shares declined in after-market trading, influenced by rising oil prices and inflation concerns amid a broader performance below the 20-day moving average.

2026-08-31 20:07; UTC

Gossamer Bio Inc is higher today amid broader market reactions to potential Federal Reserve interest rate hikes following remarks from Warsh at the Jackson Hole symposium.

2026-08-28 23:06; UTC

Gossamer Bio Inc. shares are higher in after-market trading, reflecting positive momentum since Friday's close amid broader market volatility.

2026-08-27 23:01; UTC

Gossamer Bio announced a private placement that could yield up to $250 million, with an initial $25 million expected upfront. Shares are roughly flat in after-market hours.

2026-08-26 23:01; UTC

Gossamer Bio Inc is higher in after-market trading, reflecting broader market gains amid positive economic data on personal consumption and durable goods orders.

2026-08-25 23:01; UTC

Gossamer Bio shares were lower in after-market hours, with no specific news identified. The broader market retreated after an initial advance amid falling crude oil prices.

2026-08-24 23:01; UTC

Gossamer Bio Inc. shares are lower in after-market trading amid notable volatility and ongoing geopolitical tensions involving the U.S. and Iran.

2026-08-22 00:01; UTC

Gossamer Bio Inc. shares advanced in after-market trading, recovering from earlier lows amid broader market gains despite no specific company news identified.

2026-08-21 23:01; UTC

Gossamer Bio Inc shares are higher in after-market hours, following broader market gains despite earlier lower trading. No specific news was identified for the move.

2026-08-20 23:01; UTC

Gossamer Bio shares are lower in after-market trading, reflecting broader market pressures following Walmart's disappointing sales growth and guidance.

2026-08-19 23:01; UTC

Gossamer Bio Inc shares are higher in after-market hours, following a notable peak earlier in the session. The stock remains below its 20-day moving average.

2026-08-18 23:01; UTC

Gossamer Bio Inc shares rose in after-market trading following Tuesday's close, though no specific news was identified to explain the movement.

2026-08-17 23:31; UTC

Gossamer Bio Inc shares are sharply higher in after-market trading, rising significantly despite being below its 20-day moving average and recent declines.

2026-08-15 00:01; UTC

Gossamer Bio Inc shares are higher in after-market hours, though no specific news explains the movement. The price remains below its 20-day moving average.

2026-08-14 22:51; UTC

Gossamer Bio Inc. shares are higher in after-market hours, despite disappointing U.S. retail sales data influencing broader market sentiment.

2026-08-13 23:01; UTC

Gossamer Bio reported second-quarter net income of $16.9 million and plans to submit a New Drug Application for seralutinib in September 2026. Shares are higher in after-market trading.

2026-08-12 23:01; UTC

Gossamer Bio Inc. shares advanced in after-market trading, continuing a strong performance since July 13, despite earlier fluctuations during the session.

2026-08-11 23:11; UTC

No specific news was identified for Gossamer Bio Inc. in after-market trading, with shares effectively unchanged since Tuesday's close.

2026-08-10 23:01; UTC

Gossamer Bio Inc. shares are higher in after-hours trading, reflecting strong performance and positioning above the 20-day moving average. No specific news was identified.

2026-08-07 19:56; UTC

Gossamer Bio Inc shares are higher today amid a weaker jobs report, easing interest rate hike concerns and shifting market sentiment towards a dovish outlook.

2026-08-06 23:12; UTC

Gossamer Bio Inc. shares are effectively unchanged in after-market trading, remaining flat within a narrow band. The stock is above its 20-day moving average.

2026-08-05 23:36; UTC

Gossamer Bio Inc shares are higher in after-market trading, despite no specific news. The stock is also above its 20-day moving average.

2026-08-04 23:01; UTC

Gossamer Bio shares declined after-market, reflecting broader market trends amid falling crude oil prices. Volatility was noted with fluctuations in trading.

2026-08-03 23:06; UTC

Gossamer Bio Inc. shares remained roughly flat in after-market hours, with no specific news identified. Broader market sentiment improved following strong manufacturing data.