Cortina Asset Management, LLC Buys Willdan Group Inc, Verra Mobility Corp, Upland Software Inc, Sells SailPoint Technologies Holdings Inc, Dycom Industries Inc, Rogers Corp

• New Purchases: WLDN, VRRM, UPLD, CYRX, BL, CLAR, BLD, APYX, QADA, LSCC, QNST, FOXF, FC, AMOT, DXCM,
• Added Positions: CATM, RDNT, ARGO, PLUS, ATRS, FIVN, INT, COLL, STAA, EXPO, MIXT, CASH, RUSHA, TCMD, CWST, EGAN, CDNA, AGYS, KTOS, EVH, MYGN, GTLS, AXGN, BEAT, SAIA, MTOR, MTLS, PCRX, ATRC, STIM, COHR, NVCR, FWRD, MXL, CSFL, CHUY, HZO, TPIC, MIME, IIN, VCRA, RST, EBS, ADUS, APPN, ABTX, TTGT, RTEC, LASR, TSEM, IPHI, PSTG, PODD, TER,
• Reduced Positions: NCR, CRAY, NGVT, CMCO, SKY, AQ, WING, PLAB, RPD, OXFD, NEO, CSII, FORM, LPSN, VCYT, SAVE, KRNT, ATSG, GKOS, RXN, AGS, APPF, FIVE, PUMP, AAXN, AEIS, RP, FND, KNSL, COLM, HNGR, TWLO, MKSI, WBS, TSC, BURL, PRAA, OXM, OII, MTZ, UA, MLNX,
• Sold Out: SAIL, DY, ROG, LNN, QTNA, WIFI, TRHC, HQY, GDOT, SPAR, BOV, FLXN, CDXS, PETQ, TUSK, AMBR, RES, KAI, CPS, TECH, TTD, RNG,

For the details of Cortina Asset Management, LLC's stock buys and sells, go to https://www.gurufocus.com/guru/cortina+asset+management%2C+llc/current-portfolio/portfolio

1. Chart Industries Inc (GTLS) - 384,897 shares, 1.83% of the total portfolio. Shares added by 5.09%
2. Avalara Inc (AVLR) - 399,665 shares, 1.79% of the total portfolio. Shares reduced by 0.45%
3. Altair Engineering Inc (ALTR) - 607,365 shares, 1.52% of the total portfolio. Shares reduced by 0.92%
4. Inter Parfums Inc (IPAR) - 366,908 shares, 1.51% of the total portfolio. Shares reduced by 0.96%
5. Ollie's Bargain Outlet Holdings Inc (OLLI) - 276,102 shares, 1.49% of the total portfolio. Shares reduced by 0.93%

Cortina Asset Management, LLC initiated holding in Willdan Group Inc. The purchase prices were between $31.12 and $40.24, with an estimated average price of $36.2. The stock is now traded at around $35.43. The impact to a portfolio due to this purchase was 0.57%. The holding were 248,090 shares as of .

Cortina Asset Management, LLC initiated holding in Verra Mobility Corp. The purchase prices were between $12.26 and $14.94, with an estimated average price of $13.34. The stock is now traded at around $13.18. The impact to a portfolio due to this purchase was 0.5%. The holding were 622,039 shares as of .

Cortina Asset Management, LLC initiated holding in Upland Software Inc. The purchase prices were between $40.03 and $52.77, with an estimated average price of $45.72. The stock is now traded at around $46.04. The impact to a portfolio due to this purchase was 0.37%. The holding were 130,052 shares as of .

Cortina Asset Management, LLC initiated holding in CryoPort Inc. The purchase prices were between $12.48 and $18.7, with an estimated average price of $15.86. The stock is now traded at around $19.12. The impact to a portfolio due to this purchase was 0.35%. The holding were 312,400 shares as of .

Cortina Asset Management, LLC initiated holding in BlackLine Inc. The purchase prices were between $45.24 and $55.06, with an estimated average price of $49.76. The stock is now traded at around $49.26. The impact to a portfolio due to this purchase was 0.33%. The holding were 100,736 shares as of .

Cortina Asset Management, LLC initiated holding in Clarus Corp. The purchase prices were between $12.5 and $14.58, with an estimated average price of $13.38. The stock is now traded at around $14.37. The impact to a portfolio due to this purchase was 0.33%. The holding were 370,561 shares as of .

Cortina Asset Management, LLC added to a holding in Cardtronics PLC by 111.29%. The purchase prices were between $26.76 and $37.37, with an estimated average price of $32.51. The stock is now traded at around $27.71. The impact to a portfolio due to this purchase was 0.35%. The holding were 390,593 shares as of .

Cortina Asset Management, LLC added to a holding in RadNet Inc by 32.51%. The purchase prices were between $12.06 and $13.79, with an estimated average price of $12.81. The stock is now traded at around $14.11. The impact to a portfolio due to this purchase was 0.25%. The holding were 1,167,254 shares as of .

Cortina Asset Management, LLC added to a holding in Argo Group International Holdings Ltd by 26.11%. The purchase prices were between $68.86 and $78.07, with an estimated average price of $73.32. The stock is now traded at around $73.85. The impact to a portfolio due to this purchase was 0.24%. The holding were 257,405 shares as of .

Cortina Asset Management, LLC added to a holding in ePlus Inc by 29.98%. The purchase prices were between $67.53 and $95.5, with an estimated average price of $83.13. The stock is now traded at around $71.61. The impact to a portfolio due to this purchase was 0.24%. The holding were 241,442 shares as of .

Cortina Asset Management, LLC added to a holding in Antares Pharma Inc by 100.27%. The purchase prices were between $2.69 and $3.29, with an estimated average price of $2.89. The stock is now traded at around $3.38. The impact to a portfolio due to this purchase was 0.21%. The holding were 2,072,605 shares as of .

Cortina Asset Management, LLC added to a holding in World Fuel Services Corp by 30.39%. The purchase prices were between $28.82 and $35.96, with an estimated average price of $31.34. The stock is now traded at around $36.01. The impact to a portfolio due to this purchase was 0.18%. The holding were 342,661 shares as of .

Cortina Asset Management, LLC sold out a holding in SailPoint Technologies Holdings Inc. The sale prices were between $17.04 and $29.16, with an estimated average price of $22.66.

Cortina Asset Management, LLC sold out a holding in Dycom Industries Inc. The sale prices were between $45.55 and $58.87, with an estimated average price of $51.14.

Cortina Asset Management, LLC sold out a holding in Rogers Corp. The sale prices were between $132.14 and $194.2, with an estimated average price of $162.55.

Cortina Asset Management, LLC sold out a holding in Lindsay Corp. The sale prices were between $77.16 and $96.73, with an estimated average price of $83.65.

Cortina Asset Management, LLC sold out a holding in Quantenna Communications Inc. The sale prices were between $23.49 and $24.51, with an estimated average price of $24.26.

Cortina Asset Management, LLC sold out a holding in Boingo Wireless Inc. The sale prices were between $17.27 and $25.72, with an estimated average price of $21.46.

Cortina Asset Management, LLC reduced to a holding in NCR Corp by 51.81%. The sale prices were between $28.26 and $32.74, with an estimated average price of $30.31. The stock is now traded at around $31.08. The impact to a portfolio due to this sale was -0.69%. Cortina Asset Management, LLC still held 375,062 shares as of .

Cortina Asset Management, LLC reduced to a holding in Cray Inc by 64.33%. The sale prices were between $26.07 and $36.52, with an estimated average price of $30.96. The stock is now traded at around $34.70. The impact to a portfolio due to this sale was -0.39%. Cortina Asset Management, LLC still held 132,660 shares as of .

Cortina Asset Management, LLC reduced to a holding in Ingevity Corp by 21.01%. The sale prices were between $86.26 and $115.77, with an estimated average price of $100.44. The stock is now traded at around $103.27. The impact to a portfolio due to this sale was -0.33%. Cortina Asset Management, LLC still held 186,035 shares as of .

Cortina Asset Management, LLC reduced to a holding in Columbus McKinnon Corp by 51.78%. The sale prices were between $32.6 and $41.97, with an estimated average price of $38. The stock is now traded at around $42.29. The impact to a portfolio due to this sale was -0.25%. Cortina Asset Management, LLC still held 108,203 shares as of .

Cortina Asset Management, LLC reduced to a holding in Skyline Champion Corp by 34.86%. The sale prices were between $19.33 and $27.92, with an estimated average price of $22.76. The stock is now traded at around $26.98. The impact to a portfolio due to this sale was -0.18%. Cortina Asset Management, LLC still held 290,375 shares as of .

Cortina Asset Management, LLC reduced to a holding in Aquantia Corp by 63.49%. The sale prices were between $9.1 and $13.43, with an estimated average price of $11.67. The stock is now traded at around $13.17. The impact to a portfolio due to this sale was -0.17%. Cortina Asset Management, LLC still held 170,441 shares as of .