54 Stocks Moving In Thursday's Mid-Day Session

Gainers

• Diffusion Pharmaceuticals Inc. DFFN shares surged 81.8 percent to $5.60.
• Digimarc Corp DMRC shares jumped 49.2 percent to $49.40 after the company reported better-than-expected Q1 sales and Craig-Hallum upgraded the stock from Hold to Buy.
• ARCA biopharma, Inc. ABIO gained 43.9 percent to $14.75 after rising almost 100 percent Wednesday after the company announced positive trial data was published in a medical journal.
• TransMedics Group TMDX climbed 36 percent to $21.75. TransMedics priced its upsized 5.69 million share IPO at $16 per share.
• SYMC Resources Ltd SY gained 29.9 percent to $17.92. So-Young priced its 13 million ADS IPO at $13.80 per ADS.
• China Green Agriculture, Inc CGA shares jumped 27.7 percent to $0.6208 after company entered a share purchase deal in connection with a private placement of 6 million shares with a purchase price of $1.00 per share.
• InspireMD, Inc. NSPR gained 19.6 percent to $6.06 on no apparent news. The stock may be trading higher in sympathy with ARCA Biopharma.
• Materion Corporation MTRN gained 17 percent to $68.03 after the company reported upbeat Q1 results and raised its FY19 forecast.
• Cooper-Standard Holdings Inc. CPS surged 13 percent to $54.97 following Q1 results.
• Ryerson Holding Corporation RYI rose 12.3 percent to $10.04 after reporting upbeat Q1 earnings.
• William Lyon Homes WLH climbed 11.8 percent to $19.30 following Q1 results.
• Precipio, Inc. PRPO rose 11.4 percent to $9.36 after climbing 38.84 percent on Wednesday.
• Qumu Corporation QUMU gained 8.3 percent to $3.9504.
• Amyris, Inc. AMRS shares rose 7.9 percent to $4.37 after dropping 9.60 percent on Wednesday.
• Atomera Incorporated ATOM gained 7.8 percent to $2.7600.
• AudioEye, Inc. AEYE gained 7.3 percent to $9.41.
• Alteryx Inc AYX climbed 6.6 percent to $93.32 after the company reported better-than-expected Q1 results and Wedbush raised its price target on the stock from $76 to $93.
• Zynga Inc. ZNGA shares rose 5.7 percent to $5.83 after the company raised FY19 sales guidance.
• Tempur Sealy International Inc TPX gained 5.7 percent to $65.22 after the company reported better-than-expected Q1 EPS and sales results and raised its FY19 guidance.
• ACADIA Pharmaceuticals Inc. ACAD jumped 5.7 percent to $25.01 after the company reported better-than-expected Q1 sales results and raised 2019 sales guidance.
• Teleflex Incorporated TFX gained 5.5 percent to $295.88 after the company reported better-than-expected Q1 EPS and sales. The company also provided FY19 EPS guidance in line with analyst estimates.
• Equinix Inc EQIX gained 5.3 percent to $473.91 after the company reported better-than-expected Q1 EPS and sales. The company also declared a $2.46 per share dividend.
• Inovalon Holdings Inc INOV surged 5.3 percent to $14.01 after the company reported better-than-expected Q1 EPS and sales. The company also provided FY19 EPS and sales guidance above analyst estimates.
• Under Armour Inc UA gained 4 percent to $20.45 due to a better-than-expected Q1 sales and raised FY19 guidance.
• Sprouts Farmers Market Inc SFM gained 3.3 percent to $21.98 after the company reported better-than-expected Q1 EPS.

Check out these big penny stock gainers and losers

Losers

• Nuvectra Corp NVTR fell 30.5 percent to $6.53 after the company reported worse-than-expected Q1 results.
• Eventbrite Inc EB shares dipped 29.6 percent to $17.01 after missing first-quarter earnings and sales estimates, as well as weak guidance.
• Fluor Corporation (NEW) FLR dropped 24.6 percent to $29.54 after the company reported worse-than-expected Q1 EPS results and lowered its 2019 EPS expectations.
• ION Geophysical Corporation IO fell 22.2 percent to $9.47 after the company reported worse-than-expected Q1 EPS and sales.
• TPI Composites, Inc. TPIC shares tumbled 21.5 percent to $24.11. PI Composites reported preliminary Q1 loss of $0.35 per share and sales of $300 million.
• Realogy Holdings Corp. RLGY fell 20.3 percent to $10.45 following downbeat Q1 results.
• Ultralife Corporation ULBI dropped 17.4 percent to $9.14 following Q1 results.
• Benefitfocus, Inc. BNFT dipped 16 percent to $33.44 after the company reported Q1 results and issued weak Q2 forecast.
• Aegion Corporation AEGN dropped 15.7 percent to $16.79 after reporting disappointing Q1 results.
• On Deck Capital, Inc. ONDK shares fell 14.7 percent to $4.81 after the company posted downbeat Q1 earnings and lowered its FY2019 sales guidance.
• Covia Holdings Corporation CVIA tumbled 14.3 percent to $3.8580.
• Whiting Petroleum Corp WLL dropped 13.2 percent to $23.03 after the company reported Q1 EPS of $(0.16) versus the $0.14 analyst estimate and sales of $389 million versus the $420 million analyst estimate.
• STAAR Surgical Company STAA fell 13 percent to $27.79 following Q1 results.
• Casa Systems, Inc. CASA dipped 12.9 percent to $8.32 after the company reported worse-than-expected Q1 EPS and sales.
• CannTrust Holdings Inc. CTST fell 12.4 percent to $5.64 after the company priced its 36.4 million share offering at $5.50 per share..
• TreeHouse Foods Inc. THS dipped 11.9 percent to $58.86 after the company announced worse-than-expected Q2 EPS and sales guidance.
• FormFactor, Inc. FORM shares dropped 11.5 percent to $16.56.
• Berry Global Group Inc BERY dipped 11.5 percent to $51.99 after the company reported worse-than-expected Q2 EPS and sales results.
• Schweitzer-Mauduit International, Inc. SWM fell 11.4 percent to $30.42 after reporting Q1 results.
• EnPro Industries, Inc. NPO dropped 11.4 percent to $64.50 following Q1 earnings.
• Wayfair Inc. W fell 11.3 percent to $145.03 after the company posted a wider-than-expected Q1 loss.
• Ironwood Pharmaceuticals, Inc. IRWD tumbled 10.7 percent to $10.52 following weak Q1 results.
• Mitek Systems, Inc MITK dropped 10.7 percent to $10.77 after the company said it is ending its exploration of strategic alternatives without receiving any worthwhile acquisition offers.
• Square, Inc. SQ fell 10 percent to $66.25 after the company issued Q2 EPS and sales guidance below analyst estimates.
• Key Energy Services, Inc. KEG dropped 10 percent to $3.4301.
• YETI Holdings, Inc. YETI fell 7.4 percent to $31.40 after reporting Q1 results.
• Nanometrics Incorporated NANO shares dropped 7.3 percent to $33.63 after gaining 21.82 percent on Wednesday.
• Xylem Inc XYL dropped 6 percent to $78.30 after the company reported worse-than-expected Q1 financial results and lowered 2019 EPS expectations.
• Fitbit, Inc. FIT fell 4.6 percent to $5.12 after the company reported earnings for its first quarter.