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STATE STREET CORP

Position in UPB — Upstream Bio, Inc.

CIK 93751 BOSTON, MA

Position in UPB

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$5,302,955
-$1,045,195 QoQ
Shares Held
766,323
+8.6% QoQ
Ownership
1.40%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#16
of 148 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 24% Shared 0% None 76%

Common Shares in UPB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

STATE STREET CORP holds $36,881,619,425 across 411 Biotechnology names. UPB ranks #211 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in UPB

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $5,302,955 766,323
2026-03-31 $6,348,150 705,350
2025-12-31 $35,816,985 1,319,226
2025-09-30 $20,965,268 1,114,581
2025-06-30 $5,285,497 481,375
2025-03-31 $1,808,992 295,587
2024-12-31 $4,063,754 247,187