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Spero Therapeutics Inc (SPRO)  
$1.44 0.03 (2.14%) as of 4:30 Tue 4/23


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Total Insiders  : 22  
Total Direct Shares :
4,596,949
Total Indirect Shares :
17,974,130
 
% Held by Insiders:
16.9%
 
10 other people own 
 $577,296 Rajavelu Esther
 $602,508 Joseph Tamara L
 $762,868 Keutzer Timothy
 $766,362 Mahadevia Ankit
 $1,069,071 Hamed Kamal
 $1,130,948 Shukla Sath
 $1,687,570  
 
Filer's Name Relation Direct Date   Direct Shares Indirect Date Indirect Shares
   Shukla Sath 2024-02-05 1,176,007 2021-08-26 0
   Joseph Tamara L 2024-02-02 531,615 2021-08-26 0
   Mahadevia Ankit 2024-02-02 744,997 2018-07-05 0
   Hamed Kamal 2024-02-02 788,117 2022-09-12 0
   Keutzer Timothy 2024-02-02 534,050 0
   Rajavelu Esther 2024-02-01 419,866 2023-11-13 0
   Vink Patrick V.j.j. 2023-10-05 35,000 2022-09-15 0
   Smith Cynthia 2023-10-05 35,000 2022-09-15 0
   Jackson Scott Thomas 2023-10-05 35,000 2022-09-15 0
   Deshpande Milind 2023-10-05 51,454 2022-09-15 0
   Thomas Frank E 2023-10-05 35,000 2022-09-15 0
   Tregoning Kathleen 2023-10-05 35,000 2022-09-15 0
   Pottage John C Jr 2023-10-05 35,000 2022-09-15 0
   Larkin Cristina Chief Operating Officer 2022-02-01 63,581 2017-11-06 0
   Melnick David A. Chief Medical Officer 2022-02-01 62,081 0
   Sendek Joel Chief Financial Officer 2018-07-05 15,181 2017-11-06 10,181
   Goyal Vikas Director 2017-11-06 0 2017-11-06 1,854,006
   Formela Jean Francois Director 2017-11-06 0 2017-11-06 2,408,128
   Glaxosmithkline Plc 10% Owner 2017-11-06 0 2022-11-07 9,190,606
   Breum Casper Director 2017-11-06 0 2017-11-06 1,091,774
   Parr Thomas R Jr 0 0
   Aquilo Capital, L.p. 10% Owner 0 2022-09-22 3,419,435
22 Records found