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Spero Therapeutics

43 hedge funds and large institutions have $32.1M invested in Spero Therapeutics in 2025 Q2 according to their latest regulatory filings, with 15 funds opening new positions, 9 increasing their positions, 9 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
43
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$447K
Puts
$1.38M
Net Calls
Net Calls Change