Order does not affect plans to restart production, firm says Bank of America downgraded Sigma shares, causing 15% drop Sigma still fighting former co-CEO in court over mining rights RIO DE JANEIRO, ...

Fears of a tighter lithium supply from China are driving up prices. Sigma Lithium could greatly benefit as it adjusts sales volumes to capitalize on higher prices. The lithium stock is up only about ...

Alt5 Sigma, a crypto firm deeply tied to the Trumps’ World Liberty Financial, disclosed ousting its acting CEO, removing its operations chief and accepting the resignation of a director in a filing ...

Sigma Performance Services Racing, which has run a part-time ARCA Menards Series program over the last couple of seasons, is leaping to go full-time NASCAR O'Reilly Auto Parts Series racing in 2026.

The S&W Sigma — known across its generations as the SW9F, SW40F, SW9VE, SW40VE, and commonly marketed simply as the Smith & Wesson Sigma pistol — is a polymer-framed, striker-fired defensive handgun ...

Let’s take a quick walkthrough of the most used methods of list in Python. The shopkeeper is quite mechanical. He does the stuff as ordered without giving any second thought. Because you don’t want ...

For me, the Sigma 20-200mm f/3.5-6.3 DG Contemporary succeeds where other lenses have failed. I’ve used a whole bunch of ‘superzoom’ travel lenses in the past, on both full-frame and crop-sensor ...

The wife of Two Sigma Investments co-founder John Overdeck is claiming members of the quantitative hedge fund firm’s staff helped her husband shield billions of dollars in assets from divorce ...

Two Sigma told investors in October 2023 that an employee at the firm caused some $170 million in losses to its clients by manipulating its investment models. Wu subsequently identified himself as the ...