Why Is Professional Diversity Network ( $IPDN ) Stock Up +19.42% Today? (Find out why any stock moved today on Tickeron.) IPDN shares climbed roughly 19.4% in intraday trading, rising about $0.81 from the prior session's close of $4.17. The move follows a highly volatile stretch marked by a recent 1-for-30 reverse stock split and a sharply reduced public float. $JOB $MHH $HQI $ZIP $BBSI