55 Stocks Moving In Tuesday's Mid-Day Session

Gainers

• Electro Scientific Industries, Inc. ESIO jumped 85.8 percent to $27.74 after MKS Instruments announced plans to buy the company at $30 per share.
• Daxor Corporation DXR shares climbed 30.9 percent to $6.1598 after the company disclosed that the controlled study of BVA-100 was published in the Journal of the American College of Cardiology.
• Heidrick & Struggles International, Inc. HSII rose 29.6 percent to $38.06 after reporting upbeat Q3 results.
• Veracyte, Inc. VCYT shares gained 28.2 percent to $12.10 after the company posted upbeat quarterly earnings.
• Under Armour, Inc. UA rose 22.9 percent to $20.66 after reporting upbeat Q3 results.
• Pioneer Energy Services Corp. PES gained 20.5 percent to $2.70 following strong Q3 results.
• Amkor Technology, Inc. AMKR shares rose 16.1 percent to $7.00 after reporting upbeat Q3 earnings.
• Champions Oncology, Inc. CSBR shares gained 15.5 percent to $11.37.
• Akamai Technologies, Inc. AKAM climbed 14.9 percent to $71.2787 following Q3 earnings beat.
• MarineMax, Inc. HZO rose 14.8 percent to $21.78 following upbeat quarterly results.
• Aptevo Therapeutics Inc. APVO gained 14.4 percent to $3.33.
• Columbus McKinnon Corporation CMCO gained 14.3 percent to $34.57 after reporting upbeat Q2 earnings.
• Quantenna Communications, Inc. QTNA climbed 13.6 percent to $17.4535 after reporting strong Q3 results.
• Intrepid Potash, Inc. IPI climbed 13.3 percent to $3.75 following Q3 earnings.
• Instructure, Inc. INST gained 12.7 percent to $34.65 after reporting Q3 results.
• KEMET Corporation KEM jumped 12.6 percent to $19.99 following strong Q2 results.
• Chegg Inc CHGG rose 11.8 percent to $25.71 after the company reported better-than-expected results for its third quarter and raised FY18 guidance.
• Amedisys, Inc. AMED gained 11.2 percent to $112.19 following strong Q3 results.
• Ascena Retail Group, Inc. ASNA climbed 11.1 percent to $4.19.
• Vulcan Materials Company VMC gained 10.8 percent to $93.30 following upbeat Q3 results.
• Atlantic American Corporation AAME shares surged 10.7 percent to $3.00.
• KapStone Paper and Packaging Corp. KS jumped 10.6 percent to $34.98 after the DOJ approved WestRock's acquisition of the company.
• Intevac, Inc. IVAC shares rose 10.6 percent to $4.71 following Q3 results.
• Take-Two Interactive Software, Inc. TTWO shares gained 10.4 percent to $123.34 after the company announced game 'Red Dead Redemption 2' achieved $725M in worldwide sales during the game's first 3 days.
• Ameresco, Inc. AMRC climbed 10.2 percent to $14.08 following Q3 earnings.
• Aviat Networks, Inc. AVNW rose 10.1 percent to $15.08.
• Black Knight, Inc. BKI shares gained 10 percent to $47.76 after reporting upbeat Q3 results.
• trivago N.V. TRVG climbed 9.5 percent to $7.115.
• Chemed Corporation CHE gained 8.4 percent to $302.13 after the company beat Q3 EPS and raised FY18 guidance.
• Differential Brands Group Inc. DFBG rose 8 percent to $4.55 after the company reported it successfully completed the acquisition of a significant portion of Global Brands Group Holding Limited’s North American licensing business.
• NIO Inc. NIO fell 7.4 percent to $ 5.7346 after dropping 2.52 percent on Monday.
• Achieve Life Sciences, Inc. ACHV shares gained 7.3 percent to $2.30 after the company reported initiation of the Phase 2b ORCA-1 trial for smoking cessation.
• KLA-Tencor Corporation KLAC rose 6 percent to $90.15 following Q1 earnings.
• Sony Corporation SNE rose 4.2 percent to $53.12 after reporting Q2 earnings.

Check out these big penny stock gainers and losers

Losers

• Avinger Inc AVGR shares tumbled 42.4 percent to $0.34 after the company priced a 3.535 million unit offering at $0.40 per share.
• Novume Solutions Inc NVMM dipped 40.8 percent to $0.77 after the company priced a 4.125 million share common offering at $0.80 per share.
• Elevate Credit Inc ELVT dropped 40.4 percent to $3.785 after reporting a third-quarter earnings miss.
• LM Funding America, Inc. LMFA shares fell 32.2 percent to $2.31 in pre-market trading after the company priced a 2.5 million unit offering at $2.40 per unit.
• Evoqua Water Technologies Corp. AQUA declined 27.7 percent to $9.97 after the company lowered its Q4 sales guidance.
• ACCO Brands Corporation ACCO dropped 22.7 percent to $7.710 after the company posted downbeat Q3 results.
• Venator Materials PLC VNTR dropped 19.4 percent to $6.45 following downbeat Q3 results.
• Electrameccanica Vehicles Corp. SOLO shares dipped 17 percent to $3.78 after surging 108.72 percent on Monday.
• Ironwood Pharmaceuticals, Inc. IRWD dropped 15.5 percent to $13.590.
• Planet Green Holdings Corp. PLAG shares fell 15.3 percent to $4.36.
• AAC Holdings, Inc. AAC dipped 14.1 percent to $5.62.
• FLIR Systems, Inc. FLIR dropped 14 percent to $45.79 following Q3 earnings.
• Chesapeake Energy Corporation CHK dropped 13.1 percent to $3.236. Chesapeake Energy reported upbeat Q3 results and announced plans to acquire WildHorse for approximately $3.98 billion.
• vTv Therapeutics Inc. VTVT dropped 12.5 percent to $2.5384.
• Regis Corporation RGS fell 12.3 percent to $16.66 following Q1 earnings.
• Eagle Pharmaceuticals, Inc. EGRX shares fell 12.1 percent to $50.04. Eagle Pharmaceuticals commenced $50 million buyback as part of new $150 million share repurchase authorization and issued weak Q3 earnings forecast.
• Apptio, Inc. APTI dropped 11.9 percent to $24.275 following Q3 earnings.
• Shutterstock, Inc. SSTK declined 11.3 percent to $39.60 after reporting Q3 earnings.
• Universal Insurance Holdings, Inc. UVE dipped 10 percent to $42.83 following Q3 results.
• Texas Roadhouse Inc TXRH fell 8 percent to $61.51 after the company reported weaker-than-expected earnings for its third quarter.
• Cognizant Technology Solutions Corporation CTSH fell 4.3 percent to $66.280 after the company issued downbeat Q4 forecast.