GAMCO Investors Buys DST Systems Inc, DowDuPont Inc, Blackhawk Network Holdings Inc, Sells Snyder's-Lance Inc, Scripps Networks Interactive Inc, Exactech Inc

• New Purchases: XL, CSRA, KS, MSCC, CALD, AET, BG, STCN, AKAO, EW,
• Added Positions: DST, DWDP, HAWK, GCP, DPS, BF.B, BUFF, MIC, MGM, P,
• Reduced Positions: TWX, OA, CHE, BK, CHDN, RHP, WYNN, AXP, CW, RSG,
• Sold Out: LNCE, SNI, EXAC, SSNI, AAAP, CCC, BSFT, BETR, CPN, CUDA,

For the details of Mario Gabelli's stock buys and sells, go to http://www.gurufocus.com/StockBuy.php?GuruName=Mario+Gabelli

1. Ryman Hospitality Properties Inc (RHP) - 3,445,839 shares, 1.8% of the total portfolio. Shares reduced by 6.17%
2. Bank of New York Mellon Corp (BK) - 4,713,894 shares, 1.64% of the total portfolio. Shares reduced by 6.17%
3. Sony Corp (SNE) - 4,820,314 shares, 1.57% of the total portfolio. Shares reduced by 5.69%
4. Crane Co (CR) - 2,376,245 shares, 1.49% of the total portfolio. Shares reduced by 4.98%
5. Herc Holdings Inc (HRI) - 3,297,706 shares, 1.44% of the total portfolio. Shares reduced by 3.37%

GAMCO Investors initiated holding in XL Group Ltd. The purchase prices were between $34.02 and $55.92, with an estimated average price of $43.89. The stock is now traded at around $55.08. The impact to a portfolio due to this purchase was 0.1%. The holding were 272,350 shares as of 2018-03-31.

GAMCO Investors initiated holding in CSRA Inc. The purchase prices were between $30.44 and $41.57, with an estimated average price of $36.68. The stock is now traded at around $41.23. The impact to a portfolio due to this purchase was 0.08%. The holding were 270,945 shares as of 2018-03-31.

GAMCO Investors initiated holding in Callidus Software Inc. The purchase prices were between $28.5 and $35.98, with an estimated average price of $34.17. The stock is now traded at around $36.00. The impact to a portfolio due to this purchase was 0.04%. The holding were 173,650 shares as of 2018-03-31.

GAMCO Investors initiated holding in KapStone Paper And Packaging Corp. The purchase prices were between $23.35 and $35.01, with an estimated average price of $31.91. The stock is now traded at around $34.21. The impact to a portfolio due to this purchase was 0.04%. The holding were 169,180 shares as of 2018-03-31.

GAMCO Investors initiated holding in Microsemi Corp. The purchase prices were between $53.17 and $67.44, with an estimated average price of $61.77. The stock is now traded at around $67.24. The impact to a portfolio due to this purchase was 0.04%. The holding were 84,450 shares as of 2018-03-31.

GAMCO Investors initiated holding in Aetna Inc. The purchase prices were between $168.11 and $193.74, with an estimated average price of $179.7. The stock is now traded at around $170.57. The impact to a portfolio due to this purchase was 0.03%. The holding were 28,107 shares as of 2018-03-31.

GAMCO Investors added to a holding in DST Systems Inc by 6373.69%. The purchase prices were between $61.96 and $84, with an estimated average price of $81.38. The stock is now traded at around $83.99. The impact to a portfolio due to this purchase was 0.34%. The holding were 612,282 shares as of 2018-03-31.

GAMCO Investors added to a holding in DowDuPont Inc by 526.35%. The purchase prices were between $62.41 and $77.02, with an estimated average price of $71.42. The stock is now traded at around $66.03. The impact to a portfolio due to this purchase was 0.17%. The holding were 475,262 shares as of 2018-03-31.

GAMCO Investors added to a holding in Blackhawk Network Holdings Inc by 618.64%. The purchase prices were between $33.6 and $46.85, with an estimated average price of $43.62. The stock is now traded at around $44.90. The impact to a portfolio due to this purchase was 0.17%. The holding were 666,643 shares as of 2018-03-31.

GAMCO Investors added to a holding in GCP Applied Technologies Inc by 126.46%. The purchase prices were between $28.8 and $34.4, with an estimated average price of $32.24. The stock is now traded at around $29.00. The impact to a portfolio due to this purchase was 0.16%. The holding were 1,493,105 shares as of 2018-03-31.

GAMCO Investors added to a holding in Blue Buffalo Pet Products Inc by 1573.14%. The purchase prices were between $31.68 and $40.06, with an estimated average price of $35.95. The stock is now traded at around $40.00. The impact to a portfolio due to this purchase was 0.08%. The holding were 316,608 shares as of 2018-03-31.

GAMCO Investors added to a holding in Brown-Forman Corp by 261.62%. The purchase prices were between $50.66 and $56.52, with an estimated average price of $54.33. The stock is now traded at around $56.97. The impact to a portfolio due to this purchase was 0.08%. The holding were 308,558 shares as of 2018-03-31.

GAMCO Investors sold out a holding in Snyder's-Lance Inc. The sale prices were between $49.85 and $50.17, with an estimated average price of $49.99.

GAMCO Investors sold out a holding in Scripps Networks Interactive Inc. The sale prices were between $85.81 and $90.26, with an estimated average price of $88.01.

GAMCO Investors sold out a holding in Exactech Inc. The sale prices were between $49.25 and $50.7, with an estimated average price of $49.76.

GAMCO Investors sold out a holding in Silver Spring Networks Inc. The sale prices were between $16.24 and $16.25, with an estimated average price of $16.25.

GAMCO Investors sold out a holding in Advanced Accelerator Applications SA. The sale prices were between $80.42 and $82.32, with an estimated average price of $81.7.

GAMCO Investors sold out a holding in Calgon Carbon Corp. The sale prices were between $21.1 and $21.55, with an estimated average price of $21.34.

GAMCO Investors reduced to a holding in Orbital ATK Inc by 34.17%. The sale prices were between $130.52 and $132.84, with an estimated average price of $132. The stock is now traded at around $133.47. The impact to a portfolio due to this sale was -0.12%. GAMCO Investors still held 277,430 shares as of 2018-03-31.

GAMCO Investors reduced to a holding in Churchill Downs Inc by 32.6%. The sale prices were between $236.6 and $274.75, with an estimated average price of $255.21. The stock is now traded at around $279.00. The impact to a portfolio due to this sale was -0.1%. GAMCO Investors still held 144,078 shares as of 2018-03-31.

GAMCO Investors reduced to a holding in Wynn Resorts Ltd by 42.01%. The sale prices were between $162 and $200.6, with an estimated average price of $172.85. The stock is now traded at around $199.21. The impact to a portfolio due to this sale was -0.09%. GAMCO Investors still held 119,885 shares as of 2018-03-31.

GAMCO Investors reduced to a holding in Westar Energy Inc by 23.62%. The sale prices were between $48.66 and $53.14, with an estimated average price of $50.51. The stock is now traded at around $52.96. The impact to a portfolio due to this sale was -0.08%. GAMCO Investors still held 777,959 shares as of 2018-03-31.

GAMCO Investors reduced to a holding in International Game Technology PLC by 88.6%. The sale prices were between $25.92 and $30.74, with an estimated average price of $27.76. The stock is now traded at around $28.02. The impact to a portfolio due to this sale was -0.04%. GAMCO Investors still held 32,856 shares as of 2018-03-31.

GAMCO Investors reduced to a holding in The Brink's Co by 39.74%. The sale prices were between $68.85 and $87.85, with an estimated average price of $76.97. The stock is now traded at around $74.90. The impact to a portfolio due to this sale was -0.03%. GAMCO Investors still held 100,528 shares as of 2018-03-31.