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CIK 0001701108 · Non-accelerated filer<br>Smaller reporting company

Spero Therapeutics, Inc.

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Ticker
SPRO
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
857-242-1600
Business address
675 MASSACHUSETTS AVENUE, 14TH FLOOR, CAMBRIDGE, MA, 02139
Former names
Spero Therapeutics, LLC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$42,485
in 1 filing

Net −$42,485. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Rajavelu Esther −$42K See Remarks sold 4% of stake

Reading 95 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2024-08-05 Shukla Sath CEO and President Sale −17,641 $1.31 $23K 1,143,566
2024-08-02 Shukla Sath CEO and President Sale −14,800 $1.32 $20K 1,161,207
2024-05-29 Deshpande Milind Director Grant or award +20,000 71,454
2024-05-29 Jackson Scott Thomas Director Grant or award +20,000 55,000
2024-05-29 Mahadevia Ankit Director Grant or award +20,000 764,997
2024-05-29 Tregoning Kathleen Director Grant or award +20,000 55,000
2024-05-29 VINK PATRICK V.J.J. Director Grant or award +20,000 55,000
2024-05-29 Smith Cynthia Director Grant or award +20,000 55,000
2024-05-29 THOMAS FRANK E Director Grant or award +20,000 55,000
2024-05-29 Pottage John C Jr Director Grant or award +20,000 55,000
2024-02-05 Shukla Sath CEO and President Sale 10b5-1 −45,093 $1.45 $65K 1,176,007
2024-02-02 Keutzer Timothy Chief Operating Officer Sale −30,971 $1.36 $42K 534,050
2024-02-02 Mahadevia Ankit Director Sale −63,795 $1.37 $87K 744,997
2024-02-02 JOSEPH TAMARA L Chief Legal Officer Sale −30,906 $1.37 $42K 531,615
2024-02-02 HAMED KAMAL Chief Medical Officer Sale −28,075 $1.37 $38K 788,117
2024-02-02 Shukla Sath CEO and President Sale 10b5-1 −30,901 $1.37 $42K 1,221,100
2024-02-01 Keutzer Timothy Chief Operating Officer Grant or award +239,731 565,021
2024-02-01 JOSEPH TAMARA L Chief Legal Officer Grant or award +239,731 562,521
2024-02-01 HAMED KAMAL Chief Medical Officer Grant or award +239,731 816,192
2024-02-01 Rajavelu Esther See Remarks Grant or award +119,866 419,866

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