SPERO THERAPEUTICS INC (SPRO) — institutional ownership
61 funds reported holding SPERO THERAPEUTICS INC in their latest 13F filings, worth $52.7M in total (CUSIP 84833T103).
Largest holders
- GSK plc (GSK, GLAXF) — $20.3M
- PFIZER INC (PFE) — $5.34M
- VANGUARD GROUP INC — $4.85M
- VANGUARD CAPITAL MANAGEMENT LLC — $4.50M
- RENAISSANCE TECHNOLOGIES LLC — $2.09M
- Alphabet Inc. (GOOG, GOOGL) — $1.97M
- SUSQUEHANNA INTERNATIONAL GROUP, LLP — $1.78M
- BlackRock, Inc. (BLK) — $1.31M
- GEODE CAPITAL MANAGEMENT, LLC — $1.25M
- RAYMOND JAMES FINANCIAL INC (RJF, RJF-PB) — $1.15M
Famous investors holding it
- Renaissance Technologies portfolio (Renaissance Technologies)
- Two Sigma portfolio (Two Sigma Investments)
- Ken Griffin portfolio (Citadel Advisors)
- Izzy Englander portfolio (Millennium Management)