Michael Gray Insider Profile
4 Followers
Michael Gray, CFO and COO at Upstream Bio, Inc., holds 28.80K shares in Upstream Bio, Inc. (Ticker: UPB), holds 27.61K shares in Enliven Therapeutics (Ticker: ELVN), holds 250.00K shares in X4 Pharmaceuticals (Ticker: XFOR). Most recently, Michael Gray Sold ― shares of Upstream Bio, Inc. on Jun 17, 2026 for an estimated value of $5.20K.
Profitable Transactions
3 out of 4 Profitable Transactions
Average Return
+12.10%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Michael Gray holds in companies
Most Profitable Insider Trade
The most profitable trade made by Michael Gray
Michael Gray's Trading History
Upstream Bio, Inc.
Jun 17, 2026
CFO and COO
Informative Sell
5.20K
$205.60K
Curis
Nov 12, 2013
CFO
Informative Buy
28.60K
$193.15K
X4 Pharmaceuticals
Nov 28, 2018
President, CEO and CFO, Director
Uninformative Buy
―
$1.07M
Enliven Therapeutics
Feb 22, 2023
CFO & COO
Informative Sell
46.03K
$1.64M
List of latest transactions for each holding click on a transaction to see Michael Gray's performance on stock
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Michael Gray insider profile FAQ
What is the percentage of profitable transactions made by Michael Gray?
The percentage of profitable transactions made by Michael Gray is 75%.
What is the average return per transaction made by Michael Gray?
The average return per transaction made by Michael Gray is 12.10%.
What stocks does Michael Gray hold?
Michael Gray holds: UPB, CRIS, XFOR, ELVN stocks.
What was Michael Gray’s latest transaction?
Michael Gray latest transaction was an Informative Sell of $5.20K.
What was Michael Gray's most profitable transaction?
Michael Gray’s most profitable transaction was an Informative Sell of UPB stock on March 17, 2026. The return on the trade was 27.10%.
What is Michael Gray's role in Upstream Bio, Inc.?
Michael Gray's role in Upstream Bio, Inc. is CFO and COO.
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