02:02 PM EDT, 04/07/2026 (MT Newswires) -- Geospace Technologies ( GEOS ) said late Monday it is implementing an organizational change that will result in some 20% reduction in its global workforce.

Shares slumped 18% as intraday trading volume jumped to over 280,000 from a daily average of about 246,000.

Mach Natural Resources ( MNR ) said late Monday a secondary public offering of 9 million units by Vepu, Simlog and Sabinal Energy Operating has been priced at $13.05 apiece.

Shares were down 10%, with intraday trading volume of over 5.6 million, versus a daily average of about 343,000.

Price: 10.14, Change: -2.33, Percent Change: -18.68