20 Biggest Mid-Day Losers For Wednesday

Tantech Holdings Ltd TANH shares tumbled 33 percent to $2.83 after the company reported a deal for registered direct placement of $6.5m in common shares and warrants.
Veritone Inc VERI shares fell 19.6 percent to $53.00 on a tweet from Citron Research’s Andrew Left appraising Veritone at $20.
Kornit Digital Ltd KRNT shares dipped 17.2 percent to $14.20 after the company lowered its Q3 sales outlook. Citigroup downgraded Kornit Digital from Buy to Neutral.
Tile Shop Hldgs, Inc. TTS dipped 17.2 percent to $12.18. PiperJaffray downgraded Tile Shop from Overweight to Neutral.
21Vianet Group Inc VNET shares dropped 16 percent to $6.04 following 19 percent rally on Tuesday. 21Vianet reported the completion of sale of 2 units within its Managed Network Services business.
Babcock & Wilcox Enterprises Inc BW shares fell 14.8 percent to $3.08. Babcock & Wilcox expects $10 million to $15 million of cost following a structural steel issue for a UK renewable project.
Xenetic Biosciences Inc XBIO shares declined 13.2 percent to $2.10.
Tahoe Resources Inc TAHO shares dropped 12.7 percent to $4.96.
Pingtan Marine Enterprise Ltd PME shares fell 11 percent to $2.78.
Syros Pharmaceuticals Inc SYRS shares dropped 10.6 percent to $13.09 on no apparent news.
Calyxt Inc CLXT declined 9.3 percent to $24.01. Citigroup downgraded Calyxt from Buy to Neutral.
Izea Inc IZEA shares fell 9.3 percent to $6.01 after gaining 36.49 percent on Tuesday.
Westlake Chemical Partners LP WLKP shares fell 8.3 percent to $22.00. Westlake Chemical Partners reported a 4.5 million common unit offering and reported the purchase of added 5 percent limited partner interest in Westlake Chemical OpCo for $229.2 million.
Versartis Inc VSAR shares fell 8.1 percent to $2.58 after gaining 14.29 percent on Tuesday.
ITUS Corp ITUS shares fell 7.6 percent to $4.61 after surging 29.61 percent on Tuesday.
Acacia Research Corp ACTG shares fell 7.6 percent to $4.67 after climbing 4.12 percent on Tuesday.
Worthington Industries, Inc. WOR declined 7.3 percent to $46.52 as the company posted downbeat quarterly results.
CareDx Inc CDNA dropped 6.1 percent to $3.87. Raymond James upgraded CareDx from Market Perform to Outperform.
Ascendis Pharma A/S ASND dropped 4.4 percent to $35.47. Ascendis Pharma priced 3.8 million ADS offering at $35.50 per ADS.
Nike Inc NKE shares fell 3.4 percent to $51.87. Nike reported better-than-expected earnings for its first quarter on Tuesday.