Latest filing published 17 Sept 2026 for Upstream Bio, Inc., €4,060. Read the official filing
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Michael Gray is a declared insider at 2 companies (finance chief); the most frequent names are Enliven Therapeutics, Inc. and Upstream Bio, Inc. The record holds 6 filings, for trades running from 28 January 2022 to 16 September 2026.
On the market, this insider has only sold: 4 sales, €67k in total. Outside the open market, there are 2 share grants. In 2026 alone, the filings show no purchases and 2 sales.
On 17 September 2026 came the latest disclosure, an open-market sale for €4,060 in Upstream Bio, Inc. Typically, a trade is published a median of 2 days after it takes place. For comparison, the SEC allows two business days to file a Form 4. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
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6 of 6 declarations