Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
55,705,828
Total 13F shares
14,249,435
Share change
+78,435
Total reported value
$20,599,780
Price per share
$1.45
Number of holders
46
Value change
-$6,707
Number of buys
19
Number of sells
17

Institutional Holders of Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) as of Q1 2023

As of 31 Mar 2023, Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) was held by 46 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 14,249,435 shares. The largest 10 holders included Anson Funds Management LP, VANGUARD GROUP INC, Atlas Venture Associates IX, LLC, AWM Investment Company, Inc., Atlas Venture Life Science Advisors, LLC, Alphabet Inc., Murchinson Ltd., Rock Springs Capital Management LP, MILLENNIUM MANAGEMENT LLC, and BlackRock Inc.. This page lists 46 institutional shareholders reporting positions in this security for the Q1 2023 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.