40 Stocks Moving In Friday's Mid-Day Session

Gainers

• Vital Therapies Inc VTL shares jumped 145.6 percent to $0.5136 after the company announced 98.82 percent of its stockholders voted to approve proposals to merge the company with German biotech company Immunic AG.
• JMU Limited JMU shares surged 30.7 percent to $2.4300.
• Aehr Test Systems AEHR jumped 21.2 percent to $1.8064 after the company reported better-than-expected Q3 results. The company also received $2.1 million for a follow-on order of FOX-XP wafer level test and burn-in system for the production of photonics devices.
• ChinaNet Online Holdings, Inc. CNET climbed 19.4 percent to $2.53 after gaining 2.91percent on Thursday.
• TrovaGene Inc TROV climbed 14.7 percent to $4.1300 after the company announced a positive data update from its Phase 1b/2 AML trial of onvansertib for patients with Acute Myeloid Leukemia.
• Fuwei Films (Holdings) Co., Ltd. FFHL shares rose 13.7 percent to $2.90.
• Scientific Games Corporation SGMS gained 13.5 percent to $23.42 after the company announced its subsidiary SciPlay filed an S-1 for a proposed IPO of Scientific Games' social gaming business.
• Powerbridge Technologies Co Ltd PBTS rose 13.4 percent to $6.66 after dropping 18.11 percent on Thursday.
• RumbleON, Inc. RMBL jumped 12.4 percent to $5.17.
• Vaccinex, Inc. VCNX gained 11.1 percent to $7.00.
• Social Reality, Inc. SRAX gained 10.7 percent to $4.87.
• Triumph Group Inc TGI rose 10.6 percent to $23.64 after the company disclosed that it is exploring strategic alternatives for its Aerospace Structures unit.
• Precision Therapeutics Inc. AIPT gained 10.2 percent to $0.7947 after the company announced the completion of its merger with Helomics Holding Corporation.
• Extraction Oil & Gas, Inc. XOG jumped 10.1 percent to $5.39. Shares of several oil and gas stocks are trading higher after Colorado's senate passed changes to oil and gas laws, which reinforced municipalities' right to govern the industry. The bill states local regulations must be 'necessary and reasonable'.
• Teekay Offshore Partners L.P. TOO rose 9.2 percent to $1.4850 after the company reported it secured a new $414 million debt facility for four shuttle tanker newbuilds.
• SemiLEDs Corporation LEDS gained 8.8 percent to $4.5509.
• Zynerba Pharmaceuticals, Inc. ZYNE climbed 8.7 percent to $8.39 after gaining 4.32 percent on Thursday.
• Communications Systems, Inc. JCS gained 8.6 percent to $2.7899.
• HomeStreet, Inc. HMST shares rose 8.5 percent to $29.45 after the company announced the sale of home loan center-based mortgage origination business, the sale of mortgage servicing rights and share repurchase programs.
• Trinity Biotech plc TRIB surged 8.4 percent to $2.98.
• Franklin Covey Co. FC shares rose 8.2 percent to $28.50 after the company reported stronger-than-expected results for its second quarter on Thursday.
• Boot Barn Holdings Inc BOOT climbed 8 percent to $31.95 after it was announced that the company would replace PS Business Parks in the S&P SmallCap 600.
• Euro Tech Holdings Company Limited CLWT shares rose 7.7 percent to $5.85.
• Seattle Genetics, Inc. SGEN gained 7 percent to $78.92 after RBC raised its price target from $89 to $90; noting that Merck pushing their estimated KEYNOTE-204 trial completion date from "any day now" to 2023 removes competitve overhang on Seattle's shares.
• Century Communities, Inc. CCS climbed 7 percent to $26.24 after it was announced that the company would replace Semtech in the S&P SmallCap 600.
• Louisiana-Pacific Corporation LPX rose 5.2 percent to $25.44after Stephens & Co upgraded the stock from Equal-Weight to Overweight.
• Snap Inc. SNAP gained 4.7 percent to $11.81 after Summit Insights Group upgraded the company to hold.

Check out these big penny stock gainers and losers

Losers

• LivaNova PLC LIVN shares tumbled 27 percent to $70.52 after the company provided Q1 sales guidance below analyst estimates.
• Duluth Holdings Inc. DLTH dropped 23.7 percent to $17.96 after the company reported downbeat results for its fourth quarter and issued weak FY19 earnings forecast.
• Syros Pharmaceuticals, Inc. SYRS shares declined 23.1 percent to $7.50 after the company priced its 8.667 million share and warrant offering at $7.50 per share.
• AquaBounty Technologies, Inc. AQB dropped 19.4 percent to $2.45 after the company announced a public offering of 2.5 million shares at $2.25 per share.
• Atlas Financial Holdings, Inc. AFH shares declined 13.6 percent to $1.7964.
• Cyclerion Therapeutics, Inc. CYCN dropped 12.2 percent to $15.13.
• Merrimack Pharmaceuticals, Inc. MACK fell 12.1 percent to $6.31 after the company discontinued development of its MM-310 after the safety report showed Phase 1 study was unable to reach optimal therapeutic index. The company also plans to reduce workforce reflective of narrowed preclinical development pipeline.
• Sunlands Technology Group STG shares fell 11.5 percent to $3.22.
• Spark Networks SE LOV shares declined 8.4 percent to $14.03.
• Immuron Limited IMRN dropped 8 percent to $5.35.
• Concrete Pumping Holdings, Inc. BBCP shares declined 7 percent to $6.84.
• The Boston Beer Company, Inc. SAM fell 4.5 percent to $271.40. Goldman Sachs downgraded Boston Beer from Neutral to Sell.
• Altimmune, Inc. ALT shares fell 3.5 percent to $3.06. Altimmune filed for up to $250 million mixed shelf offering.