128.63MMarket Cap
8.21P/E TTM
Institutional Confidence
Currency: USD Updated: 2026-06-18The current institutional shareholding score of Spero Therapeutics Inc is 3.00, ranking 193 out of 389 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 20.40%, representing a quarter-over-quarter increase of 23.43%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 2.05% of shares outstanding, with 0.19% decrease in holdings.
Institutional Shareholding
Shareholder Activity
Anson Funds Management LP.
Two Sigma Investments, LP
Geode Capital Management, L.L.C.
BlackRock Institutional Trust Company, N.A.