Siani went 2-for-3 with a stolen base in Friday's 6-1 loss to the Mariners.
Siani has gone 3-for-14 with two steals and two RBI over four games since he returned from an oblique injury. The center fielder was the only Cardinal with multiple hits in Friday's contest. He's up to a .254/.295/.319 slash line with 16 thefts, two home runs, 20 RBI, 37 runs scored, six doubles and two triples through 105 contests this year.