Gabelli Securities, Inc. Buys Anadarko Petroleum Corp, L3 Technologies Inc, Tableau Software Inc, Sells Ellie Mae Inc, ARRIS International PLC, The Ultimate Software Group Inc

• New Purchases: APC, LLL, DATA, ARRY, ZAYO, MDSO, WCG, CY, HEI.A, SFLY, DFRG, EFII, CTRL, AQ, BRSS, CZR, AMBR, WAGE, AMCI, CIR, HF, BPL, MNCL, BSMX, ENFC, PETX, LTXB, ANDA, BIOS, SSFN, EE, HIVE, IMI, BKS, NRE, AVYA, MSL, CRAY, HYGS, GDX, NPO, CHS, BC, HCA, IGT, HON, ROAN, CI, CCO, GNT, SUP, ANDAW,
• Added Positions: WP, VSM, CELG, AGN, FDC, MLNX, OAK, STI, RHT, WBC, LABL, ONCE, GRFS, DISCK, NEBU, GCP, UQM, ATTU, AMID, PACB, TRCO, GDL, LORL, CNHI, SNE, TXT, OPK, GLU, NWL, MLI, VEON, GGZ, EVH, RHP, EXAS, GGO,
• Reduced Positions: FOX, DIS, T, AABA, CTWS, GNW, CAG, CNS, ISCA, MGM, BG, TV,
• Sold Out: ELLI, ARRS, ULTI, USG, BEL, LXFT, GG, TVPT, NITE, BMS, NAVG, HIFR, MXWL, IMDZ, CMTA, QTNA, SIFI, NXPI, OSIR, PAAS, DELL, BLMT, TVTY, MGI, AMCIU, SUN, TMO, BAX, AB, CCO, GGN, CASM,

For the details of GABELLI SECURITIES, INC.'s stock buys and sells, go to https://www.gurufocus.com/guru/gabelli+securities%2C+inc./current-portfolio/portfolioportfolio

1. GAMCO Investors Inc (GBL) - 3,016,501 shares, 6.38% of the total portfolio.
2. Red Hat Inc (RHT) - 278,032 shares, 5.76% of the total portfolio. Shares added by 12.21%
3. Celgene Corp (CELG) - 502,920 shares, 5.13% of the total portfolio. Shares added by 53.18%
4. Anadarko Petroleum Corp (APC) - 573,298 shares, 4.47% of the total portfolio. New Position
5. L3 Technologies Inc (LLL) - 137,553 shares, 3.72% of the total portfolio. New Position

Gabelli Securities, Inc. initiated holding in Anadarko Petroleum Corp. The purchase prices were between $44.47 and $75.86, with an estimated average price of $67.07. The stock is now traded at around $73.76. The impact to a portfolio due to this purchase was 4.47%. The holding were 573,298 shares as of .

Gabelli Securities, Inc. initiated holding in L3 Technologies Inc. The purchase prices were between $206.67 and $258.8, with an estimated average price of $233.38. The stock is now traded at around $245.17. The impact to a portfolio due to this purchase was 3.72%. The holding were 137,553 shares as of .

Gabelli Securities, Inc. initiated holding in Tableau Software Inc. The purchase prices were between $108.26 and $171.89, with an estimated average price of $130.93. The stock is now traded at around $169.53. The impact to a portfolio due to this purchase was 2.9%. The holding were 158,100 shares as of .

Gabelli Securities, Inc. initiated holding in Array BioPharma Inc. The purchase prices were between $20.84 and $46.58, with an estimated average price of $27.97. The stock is now traded at around $47.85. The impact to a portfolio due to this purchase was 2.78%. The holding were 543,580 shares as of .

Gabelli Securities, Inc. initiated holding in Zayo Group Holdings Inc. The purchase prices were between $27.99 and $33.14, with an estimated average price of $31.92. The stock is now traded at around $33.77. The impact to a portfolio due to this purchase was 1.98%. The holding were 546,254 shares as of .

Gabelli Securities, Inc. initiated holding in Medidata Solutions Inc. The purchase prices were between $74.49 and $94.75, with an estimated average price of $87.68. The stock is now traded at around $91.36. The impact to a portfolio due to this purchase was 1.51%. The holding were 151,585 shares as of .

Gabelli Securities, Inc. added to a holding in Worldpay Inc by 314.55%. The purchase prices were between $111.23 and $125.41, with an estimated average price of $118.52. The stock is now traded at around $135.00. The impact to a portfolio due to this purchase was 2.22%. The holding were 215,706 shares as of .

Gabelli Securities, Inc. added to a holding in Versum Materials Inc by 274.01%. The purchase prices were between $50.37 and $52.28, with an estimated average price of $51.6. The stock is now traded at around $51.91. The impact to a portfolio due to this purchase was 2.14%. The holding were 512,037 shares as of .

Gabelli Securities, Inc. added to a holding in Celgene Corp by 53.18%. The purchase prices were between $92.35 and $98.91, with an estimated average price of $94.95. The stock is now traded at around $93.87. The impact to a portfolio due to this purchase was 1.78%. The holding were 502,920 shares as of .

Gabelli Securities, Inc. added to a holding in Allergan PLC by 3282.01%. The purchase prices were between $115.73 and $167.43, with an estimated average price of $138.45. The stock is now traded at around $161.02. The impact to a portfolio due to this purchase was 1.27%. The holding were 70,684 shares as of .

Gabelli Securities, Inc. added to a holding in First Data Corp by 58.67%. The purchase prices were between $24.62 and $27.33, with an estimated average price of $26. The stock is now traded at around $31.69. The impact to a portfolio due to this purchase was 1.22%. The holding were 1,100,581 shares as of .

Gabelli Securities, Inc. added to a holding in Mellanox Technologies Ltd by 58.49%. The purchase prices were between $109.64 and $120.81, with an estimated average price of $115.19. The stock is now traded at around $111.38. The impact to a portfolio due to this purchase was 1.19%. The holding were 263,459 shares as of .

Gabelli Securities, Inc. sold out a holding in Ellie Mae Inc. The sale prices were between $98.79 and $98.99, with an estimated average price of $98.89.

Gabelli Securities, Inc. sold out a holding in ARRIS International PLC. The sale prices were between $31.61 and $31.66, with an estimated average price of $31.65.

Gabelli Securities, Inc. sold out a holding in The Ultimate Software Group Inc. The sale prices were between $329.94 and $331.36, with an estimated average price of $330.68.

Gabelli Securities, Inc. sold out a holding in USG Corp. The sale prices were between $43.33 and $43.5, with an estimated average price of $43.4.

Gabelli Securities, Inc. sold out a holding in Belmond Ltd. The sale prices were between $24.92 and $25, with an estimated average price of $24.95.

Gabelli Securities, Inc. sold out a holding in Luxoft Holding Inc. The sale prices were between $57.44 and $58.99, with an estimated average price of $58.36.