Adam Houghton

UPB

Adam Houghton serves as officer: Chief Business Officer at Upstream Bio, Inc. (UPB). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

3 trades

$14.6K

Net Position

Net Seller

$14.6K

Companies Traded

UPB

Active Period

Mar 2026 – Sep 2026

3 total trades

Most Recent

Sell UPB

Sep 17, 2026 · $3.8K

Adam Houghton's Insider Trading at Upstream Bio, Inc. (UPB)

Buys

0 · $0.00

Sells

3 · $14.6K

Total Shares Bought

Total Shares Sold

2,099

UPB Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 17, 2026	Sell	700	$5.49	$3.8K	22,901
Jun 17, 2026	Sell	700	$6.10	$4.3K	23,601
Mar 17, 2026	Sell	699	$9.29	$6.5K	24,301

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