HOUGHTON ADAM

PrivateCIK: 2031691
Location

WALTHAM, MA

HOUGHTON ADAM (Chief Business Officer) received a stock award from UPSTREAM BIO, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderHOUGHTON ADAMCIK 2031691
IssuerUPSTREAM BIO, INC.CIK 2022626
Officer· Chief Business Officer
Since Oct 2024
+100K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
100K acquired
Non-Derivative Transactions1

Common Stock

Direct
A · Award

Shares

+25K

Price / share

Trade value

% of position

New position
1/2/2026
0.0025K
Total

Net shares

+25K

Net value

$0.00

Derivative Transactions1

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

75K shares

Shares

+75K

Strike price

27.07

Held after

75K

Exercisable

1/2/2026
HOUGHTON ADAM — Insider Transaction (Form 4) Filed Jan 6, 2026 | Finecho