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Spero Therapeutics shares owned by Vanguard Fiduciary Trust

Quarter-by-quarter ownership of Spero Therapeutics (SPRO) shares owned by Vanguard Fiduciary Trust from 13F filings

Historical chart of Vanguard Fiduciary Trust investment in Spero Therapeutics

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All positions including Spero Therapeutics held by Vanguard Fiduciary Trust consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Spero Therapeutics by Vanguard Fiduciary Trust

Quarter filed Position value Share count Share price at filing
2026-03-31 $618k 264k 2.34

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Top funds holding Spero Therapeutics

Pfizer
Vanguard Group
Vanguard Capital Management
Renaissance Technologies
Alphabet
Two Sigma Investments
Geode Capital Management
BlackRock
Citadel Advisors
Frigate Ventures
Susquehanna International
GSA Capital Partners
Vanguard Fiduciary Trust
State Street Corporation
Ionic Capital Management

View all funds holding Spero Therapeutics