Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
55,705,828
Total 13F shares
10,640,856
Share change
+1,376,056
Total reported value
$122,373,354
Price per share
$11.51
Number of holders
59
Value change
+$15,757,476
Number of buys
33
Number of sells
12

Institutional Holders of Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) as of Q2 2019

As of 30 Jun 2019, Spero Therapeutics, Inc. - Common Stock, par value $0.001 per share (SPRO) was held by 59 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 10,640,856 shares. The largest 10 holders included Atlas Venture Associates IX, LLC, Aquilo Capital Management, LLC, Alphabet Inc., BVF INC/IL, BlackRock Inc., AWM Investment Company, Inc., Artal Group S.A., Rock Springs Capital Management LP, ORBIMED ADVISORS LLC, and VHCP Management II, LLC. This page lists 59 institutional shareholders reporting positions in this security for the Q2 2019 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.