SPRO Spero Therapeutics, Inc. logo

SPRO Spero Therapeutics, Inc.

Healthcare
$2.86+3.62%ClosedMarket Cap: $165.6M

As of 2026-05-26

Insider Statistics (Q1 2026)

Acquisitions

4

Dispositions

4

Buy/Sell Ratio

1.00

Net Shares

+886,972

Shares Acquired

952,000

Shares Disposed

65,028

Total Bought ($)

$0.00

Total Sold ($)

$4.00

Recent Insider Trades
Filing DateNameTypeActionSharesPriceShares After
Wed May 06Rajavelu Estherofficer: See RemarksSell25,240$2.51986,851
Mon Feb 09Rajavelu Estherofficer: See RemarksSell50,816$2.361,012,091
Mon Feb 09Rajavelu Estherofficer: See RemarksSell37,101$2.361,062,907
Mon Feb 09Keutzer Timothyofficer: Chief Operating OfficerSell18,652$2.36742,506
Thu Feb 05Keutzer Timothyofficer: Chief Operating OfficerSell24,224$2.14764,629
Thu Feb 05Keutzer Timothyofficer: Chief Operating OfficerSell18,891$2.20788,853
Thu Feb 05Keutzer Timothyofficer: Chief Operating OfficerSell3,471$2.24761,158
Thu Feb 05Keutzer Timothyofficer: Chief Operating OfficerSell137,000$2.23137,000
Thu Feb 05Keutzer Timothyofficer: Chief Operating OfficerSell68,000$0.00807,744
Wed Feb 04Rajavelu Estherofficer: See RemarksSell18,442$2.201,100,008
Wed Feb 04Rajavelu Estherofficer: See RemarksSell249,000$0.001,118,450