[BRIEFING.COM] The S&P 500 (-1.94%) is in second place on Tuesday afternoon.
Elsewhere, S&P 500 constituents Vistra Corp. (VST 76.89, -8.54, -10.00%), ON Semiconductor (ON 70.18, -7.69, -9.88%), and Amphenol (APH 62.27, -5.18, -7.68%) dot the bottom of the standings despite a dearth of corporate news.
Meanwhile, Dexcom (DXCM 72.48, +3.14, +4.53%) is outperforming following a positive mention at Barron's.