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Deykin Aaron
Chief Medical Officer at Upstream Bio. Filing since 16 Mar 2026.
CIK 0002031693
Company
Date
Role
Action
Shares
Amount
Of holding
UPB
Upstream Bio, Inc.
16 Sep 2026
Chief Medical Officer
Sold at will
895
$4.91K
2.7%
UPB
Upstream Bio, Inc.
16 Jun 2026
Chief Medical Officer
Sold at will
895
$5.46K
2.6%
UPB
Upstream Bio, Inc.
16 Mar 2026
Chief Medical Officer
Sold at will
894
$8.31K
2.7%
3 decisions on file.
