Insider Holders & Insider Ownership - Spero Therapeutics Inc. (SPRO)

List of insiders holdings for Spero Therapeutics Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder NameReport
Date Time
Shares Owned
Directly
Indirectly
Total
Shares Owned
Filing
GSK PLC
10% Owner
2023-01-20 16:08:039,190,606
0
9,190,606Form 13D
Goyal Vikas
Director
2017-11-07 16:06:220
1,854,006
1,854,006Form 4
Atlas Venture Fund IX L.P.
Atlas Venture Associates IX L.P.
Atlas Venture Associates IX LLC
10% Owner
2018-02-13 11:04:091,376,968
0
1,376,968Form 13G
Shukla Sath
CEO & President
2024-08-29 18:36:071,140,809
0
1,140,809Form 4
GV 2015 GP L.L.C.
GV 2015 L.P.
Alphabet Inc.
10% Owner
2021-02-10 16:37:00889,979
0
889,979Form 13G
Lundbeckfond Invest A/S
10% Owner
2020-01-31 16:20:33877,489
0
877,489Form 13G
HAMED KAMAL
Chief Medical Officer
2024-02-05 20:45:12788,117
0
788,117Form 4
Mahadevia Ankit
Director
2024-08-29 18:43:37759,085
0
759,085Form 4
Halse Reza
Director
2017-11-01 19:59:430
743,085
743,085Form 3
Keutzer Timothy
Chief Operating Officer
2024-08-29 18:42:43531,837
0
531,837Form 4
JOSEPH TAMARA L
Chief Legal Officer
2024-02-05 20:48:40531,615
0
531,615Form 4
Rajavelu Esther
CFO & CBO
2024-11-12 16:05:10379,270
0
379,270Form 4
Larkin Cristina
Chief Operating Officer
2022-02-03 16:18:28116,771
0
116,771Form 4
Melnick David A.
Chief Medical Officer
2022-02-03 16:19:47115,271
0
115,271Form 4
Deshpande Milind
Director
2024-05-30 16:29:2471,454
0
71,454Form 4
Sendek Joel
Chief Financial Officer
2019-01-02 19:16:3565,000
0
65,000Form 4
Pottage John C Jr
Director
2024-05-30 16:15:5755,000
0
55,000Form 4
THOMAS FRANK E
Director
2024-05-30 16:15:5955,000
0
55,000Form 4
Smith Cynthia
Director
2024-05-30 16:17:1255,000
0
55,000Form 4
Tregoning Kathleen
Director
2024-05-30 16:25:2855,000
0
55,000Form 4
VINK PATRICK V.J.J.
Director
2024-05-30 16:25:2955,000
0
55,000Form 4
Jackson Scott Thomas
Director
2024-05-30 16:27:1455,000
0
55,000Form 4
Parr Thomas R JR
Chief Scientific Officer
2019-01-02 19:23:5235,000
0
35,000Form 4
FORMELA JEAN FRANCOIS
Director
2021-08-18 16:41:297,500
0
7,500Form 4
SOUTHWELL DAVID P
Director
2018-06-06 20:01:386,073
0
6,073Form 4
Breum Casper
Director
2018-06-06 20:01:146,073
0
6,073Form 4
Aquilo Capital Management LLC
Aquilo Capital L.P.
10% Owner
2023-02-14 11:16:340
0
0Form 13G
DiPalma Stephen J.
See Remarks
2023-07-24 16:46:280
0
0Form 3