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Swiss National Bank

Bank

Position in UPB — Upstream Bio, Inc.

CIK 1582202 ZURICH, V8

Position in UPB

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$332,852
-$100,048 QoQ
Shares Held
48,100
0.0% QoQ
Ownership
0.088%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#64
of 148 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in UPB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Swiss National Bank holds $1,800,323,370 across 152 Biotechnology names. UPB ranks #149 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in UPB

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $332,852 48,100
2026-03-31 $432,900 48,100
2025-12-31 $722,190 26,600