Richard Aranda

All filings by Richard Aranda on record concern Gossamer Bio, Inc., in the capacity of senior executive. Over a trading history stretching from 21 June 2021 to 2 January 2026, the count stands at 11 filings.

Sales make up the whole of the open-market record (8 sales, €158k). Other entries cover 3 share grants.

Most recently, on 5 January 2026, the filings show a share grant in Gossamer Bio, Inc. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 1 day. US insiders must file a Form 4 within two business days of a trade. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.