Paydirt
UPB
Ticker

Upstream Bio, Inc.

UPB

UPB has 3 disclosed filings on Paydirt over the past 24 months from 3 corporate insiders: 3 purchases and 0 sales. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Oct 15 2024 and filed Oct 17 2024. The most active filer was Access Industries Holdings LLC with 1 filing.

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Filings, 24m
3
3 buys · 0 sells
Traders, 24m
3
3 insiders
Volume, 24miDollar value disclosed in the window
$48.0M
estimated for Congress, as filed for insiders
Median delay
2d
execution to disclosure
Last traded
Oct 15 2024
Filed Oct 17 2024
ADViAverage daily dollar volume
–
not on file
Share price · 12M
$6.61 (-60.3%)
$32.60$19.26$5.92Sep 22 2025Mar 10Aug 24

Adjusted for splits and dividends.

Volume by month
$48.0M$24.0M$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · buys $48.0M
Buys $48.0M Sells $0

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed
AL Access Industries Holdings LLC Other 1 filing EC Erez Chimovits Director 1 filing OL Orbimed Advisors Llc Director 1 filing
Recent filings
Access Industries Holdings LLCPURCHASE 10% owner $20.0M
1,175,000 sh × $17.00
Exec Oct 15 2024
Filed Oct 17 2024 · 5:30 PM ET Orbimed Advisors LlcPURCHASE Director $14.0M
825,000 sh across 2 lots
Exec Oct 15 2024
Filed Oct 17 2024 · 5:30 PM ET Erez ChimovitsPURCHASE Director $14.0M
825,000 sh across 2 lots
Exec Oct 15 2024
Filed Oct 17 2024 · 5:30 PM ET