Kolek (forearm) is rehabbing at San Diego's team complex in Arizona, but he has not yet resumed throwing, per MLB.com.
Kolek landed on the 15-day injured list due to right forearm tendinitis July 31. He's eligible to be activated but appears to be some time away from returning given that he hasn't yet begun a throwing program. The rookie reliever appeared in 42 games prior to the injury, posting a 5.21 ERA, 1.52 WHIP and 39:12 K:BB while picking up three wins and two holds over 46.2 innings.