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Quadrature Capital Ltd

Position in SPRO — Spero Therapeutics, Inc.

CIK 1651424 LONDON, X0

Position in SPRO

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$93,899
+$5,828 QoQ
Shares Held
40,128
+6.2% QoQ
Ownership
0.069%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2025
3 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in SPRO Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Quadrature Capital Ltd holds $196,879,210 across 154 Biotechnology names.

# Ticker Company Shares Value (USD) Open

All Filings in SPRO

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $93,899 40,128
2025-12-31 $88,071 37,799
2025-06-30 $90,494 31,205