Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
55,705,828
Total 13F shares
14,222,474
Share change
-6,979,408
Total reported value
$24,601,496
Put/Call ratio
35%
Price per share
$1.73
Number of holders
57
Value change
-$13,775,160
Number of buys
24
Number of sells
34

Institutional Holders of Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) as of Q4 2022

As of 31 Dec 2022, Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) was held by 57 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 14,222,474 shares. The largest 10 holders included Anson Funds Management LP, Atlas Venture Associates IX, LLC, AWM Investment Company, Inc., VANGUARD GROUP INC, Atlas Venture Life Science Advisors, LLC, Alphabet Inc., MILLENNIUM MANAGEMENT LLC, Murchinson Ltd., Rock Springs Capital Management LP, and BlackRock Inc.. This page lists 57 institutional shareholders reporting positions in this security for the Q4 2022 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.