Wexford Capital Lp Buys Diamondback Energy Inc, Barrick Gold Corp, Pioneer Natural Resources Co, Sells Valero Energy Corp, PBF Energy Inc, Phillips 66

• New Purchases: FANG, ABX, MOS, ES, AIMC, FB, SNE, Z, TMUS, MTZ,
• Added Positions: PXD, PE, TRGP, BABA, EPD, SPR, EVRG, ETP, RCL, JD,
• Reduced Positions: TUSK, VLO, PBF, MPC, VNOM, SHW, TIPT, NXPI, JPM, NOK,
• Sold Out: PSX, APC, MRO, EOG, DVN, ECA, YNDX, FOXA, HD, GOOGL,

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

1. Mammoth Energy Services Inc (TUSK) - 21,988,473 shares, 40.79% of the total portfolio. Shares reduced by 7.6%
2. Marathon Petroleum Corp (MPC) - 1,516,136 shares, 7.73% of the total portfolio. Shares reduced by 9.27%
3. Diamondback Energy Inc (FANG) - 861,624 shares, 7.43% of the total portfolio. New Position
4. Viper Energy Partners LP (VNOM) - 1,411,032 shares, 3.79% of the total portfolio. Shares reduced by 15.96%
5. Pioneer Natural Resources Co (PXD) - 327,616 shares, 3.64% of the total portfolio. Shares added by 66.24%

Wexford Capital Lp initiated holding in Diamondback Energy Inc. The purchase prices were between $112.11 and $136.67, with an estimated average price of $127.61. The stock is now traded at around $108.07. The impact to a portfolio due to this purchase was 7.43%. The holding were 861,624 shares as of 2018-09-30.

Wexford Capital Lp initiated holding in Barrick Gold Corp. The purchase prices were between $9.76 and $13.47, with an estimated average price of $11.13. The stock is now traded at around $12.85. The impact to a portfolio due to this purchase was 1.78%. The holding were 2,517,506 shares as of 2018-09-30.

Wexford Capital Lp initiated holding in The Mosaic Co. The purchase prices were between $27.62 and $32.61, with an estimated average price of $30.13. The stock is now traded at around $35.43. The impact to a portfolio due to this purchase was 0.82%. The holding were 397,329 shares as of 2018-09-30.

Wexford Capital Lp initiated holding in Eversource Energy. The purchase prices were between $58.46 and $63.77, with an estimated average price of $61.19. The stock is now traded at around $65.64. The impact to a portfolio due to this purchase was 0.51%. The holding were 130,802 shares as of 2018-09-30.

Wexford Capital Lp initiated holding in Altra Industrial Motion Corp. The purchase prices were between $38 and $45.45, with an estimated average price of $41.78. The stock is now traded at around $32.98. The impact to a portfolio due to this purchase was 0.47%. The holding were 179,826 shares as of 2018-09-30.

Wexford Capital Lp initiated holding in Facebook Inc. The purchase prices were between $160.3 and $217.5, with an estimated average price of $181.03. The stock is now traded at around $143.26. The impact to a portfolio due to this purchase was 0.41%. The holding were 39,513 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Pioneer Natural Resources Co by 66.24%. The purchase prices were between $162.19 and $191.27, with an estimated average price of $178.82. The stock is now traded at around $149.83. The impact to a portfolio due to this purchase was 1.45%. The holding were 327,616 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Parsley Energy Inc by 196.27%. The purchase prices were between $26.37 and $32.87, with an estimated average price of $29.68. The stock is now traded at around $21.70. The impact to a portfolio due to this purchase was 1.26%. The holding were 1,018,978 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Targa Resources Corp by 49.13%. The purchase prices were between $48.27 and $56.39, with an estimated average price of $53.36. The stock is now traded at around $46.71. The impact to a portfolio due to this purchase was 0.75%. The holding were 635,651 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Alibaba Group Holding Ltd by 445.46%. The purchase prices were between $156.36 and $197.98, with an estimated average price of $176.96. The stock is now traded at around $149.83. The impact to a portfolio due to this purchase was 0.69%. The holding were 80,728 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Enterprise Products Partners LP by 41.70%. The purchase prices were between $27.38 and $29.91, with an estimated average price of $28.89. The stock is now traded at around $26.12. The impact to a portfolio due to this purchase was 0.52%. The holding were 973,612 shares as of 2018-09-30.

Wexford Capital Lp added to a holding in Spirit AeroSystems Holdings Inc by 110.22%. The purchase prices were between $84.25 and $93.5, with an estimated average price of $87.92. The stock is now traded at around $84.55. The impact to a portfolio due to this purchase was 0.47%. The holding were 152,192 shares as of 2018-09-30.

Wexford Capital Lp sold out a holding in Phillips 66. The sale prices were between $109.36 and $123.34, with an estimated average price of $115.6.

Wexford Capital Lp sold out a holding in Anadarko Petroleum Corp. The sale prices were between $61.77 and $75.47, with an estimated average price of $67.5.

Wexford Capital Lp sold out a holding in Marathon Oil Corp. The sale prices were between $19 and $23.28, with an estimated average price of $20.93.

Wexford Capital Lp sold out a holding in EOG Resources Inc. The sale prices were between $114.32 and $129.9, with an estimated average price of $121.57.

Wexford Capital Lp sold out a holding in Devon Energy Corp. The sale prices were between $38.81 and $45.61, with an estimated average price of $42.55.

Wexford Capital Lp sold out a holding in Encana Corp. The sale prices were between $11.9 and $14.21, with an estimated average price of $12.96.