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© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/Spero Therapeutics Inc.

Spero Therapeutics Inc.

16 insider trades tracked

SPRO

Insider trades

16

Total bought

$0

Total sold

$543K

Unique insiders

4

Recent insider trades

Most recent Form 4 filings for Spero Therapeutics Inc..

Rajavelu Esthersold50,816 shares ofSPROat $2.36$120KFeb 9Details
Rajavelu Esthersold37,101 shares ofSPROat $2.36$88KFeb 9Details
Keutzer Timothysold18,652 shares ofSPROat $2.36$44KFeb 9Details
Keutzer Timothysold3,471 shares ofSPRO

Insiders at this company

Executives and directors who have filed Form 4s.

Keutzer Timothy7 trades
Rajavelu Esther6 trades
HAMED KAMAL2 trades
Mahadevia Ankit1 trades

at $2.24

$8KFeb 5Details

Keutzer Timothysold24,224 shares ofSPROat $2.14$52KFeb 5Details

Keutzer Timothygranted137,000 shares ofSPROat $0Feb 5Details

Keutzer Timothysold18,891 shares ofSPROat $2.2$42KFeb 5Details

Keutzer Timothygranted68,000 shares ofSPROat $0Feb 5Details

Rajavelu Esthergranted498,000 shares ofSPROat $0Feb 4Details

Rajavelu Esthersold18,442 shares ofSPROat $2.2$41KFeb 4Details

Rajavelu Esthergranted249,000 shares ofSPROat $0Feb 4Details

Rajavelu Esthersold40,270 shares ofSPROat $2.37$95KNov 12Details

Mahadevia Ankitsold6,572 shares ofSPROat $1.97$13KSep 3Details

Keutzer Timothysold1,695 shares ofSPROat $1.97$3KSep 3Details

HAMED KAMALsold28,075 shares ofSPROat $1.37$38KFeb 5Details

HAMED KAMALgranted239,731 shares ofSPROat $0Feb 5Details

Spero Therapeutics Inc. (SPRO) — Insider Trading Activity | Insider Trading Screener