07:41 AM EDT, 08/29/2024 (MT Newswires) -- Dollar General ( DG ) shares slumped 23% pre-bell Thursday after the company reported lower fiscal Q2 earnings and trimmed its fiscal 2024 guidance.

TC BioPharm ( TCBP ) retreated 18% after the company closed a $6 million public offering of American depositary shares and warrants.

JBDI Holdings ( JBDI ) shares fell 14%, paring Wednesday's rally.

Pure Storage ( PSTG ) shares dropped 13% after the company issued fiscal 2025 revenue guidance that trailed analysts' projections.

Okta ( OKTA ) shares were down 12% following a muted session.

Price: 94.60, Change: -29.24, Percent Change: -23.61