Sectoral Asset Management Inc Buys ShockWave Medical Inc, Tandem Diabetes Care Inc, FibroGen Inc, Sells Celgene Corp, UnitedHealth Group Inc, Nightstar Therapeutics PLC

• New Purchases: SWAV, ALXN, CHNG, CHNG, IMMU, TOCA, QURE,
• Added Positions: TNDM, FGEN, BMRN, AERI, VRTX, COLL, PTLA, INSP, FTSV, HMSY, ASMB, EVH, STML, CI, AGIO, ALNY, RDY, BPMC, WMGI, NTEC, ZBH, IRTC, MRK, OBSV, EVLO, BGNE,
• Reduced Positions: ABMD, PODD, APLS, TDOC, ARRY, MDT, GILD, GBT, PFE, NVS, MGTX, SRPT, SAGE, SVRA, ABT, AGN, FOLD, LJPC, LLY, BSX, PTCT, RARX, VRAY, TMO, BMY, SRRA, ATRC,
• Sold Out: CELG, UNH, NITE, ADMS, MDGL, WCG, PTI, JNJ, ANTM, HCA, DERM, HUM, UHS, ONCE, BHVN, CNC, CYTK, QTNT, IMGN, CDTX,

For the details of Sectoral Asset Management Inc's stock buys and sells, go to https://www.gurufocus.com/guru/sectoral+asset+management+inc/current-portfolio/portfolio

1. ShockWave Medical Inc (SWAV) - 849,811 shares, 5.82% of the total portfolio. New Position
2. Amicus Therapeutics Inc (FOLD) - 3,324,623 shares, 4.98% of the total portfolio. Shares reduced by 2.06%
3. Apellis Pharmaceuticals Inc (APLS) - 1,489,957 shares, 4.53% of the total portfolio. Shares reduced by 13.77%
4. Array BioPharma Inc (ARRY) - 794,868 shares, 4.42% of the total portfolio. Shares reduced by 12.65%
5. Teladoc Health Inc (TDOC) - 513,166 shares, 4.09% of the total portfolio. Shares reduced by 13.24%

Sectoral Asset Management Inc initiated holding in ShockWave Medical Inc. The purchase prices were between $29.73 and $66.02, with an estimated average price of $48.43. The stock is now traded at around $40.70. The impact to a portfolio due to this purchase was 5.82%. The holding were 849,811 shares as of .

Sectoral Asset Management Inc initiated holding in Alexion Pharmaceuticals Inc. The purchase prices were between $113.68 and $141.3, with an estimated average price of $128.81. The stock is now traded at around $111.43. The impact to a portfolio due to this purchase was 1.15%. The holding were 73,199 shares as of .

Sectoral Asset Management Inc initiated holding in Change Healthcare Inc.. The purchase prices were between $14.6 and $15, with an estimated average price of $14.8. The stock is now traded at around $15.06. The impact to a portfolio due to this purchase was 0.79%. The holding were 450,550 shares as of .

Sectoral Asset Management Inc initiated holding in Change Healthcare Inc.. The purchase prices were between $14.6 and $15, with an estimated average price of $14.8. The stock is now traded at around $15.06. The impact to a portfolio due to this purchase was 0.79%. The holding were 450,550 shares as of .

Sectoral Asset Management Inc initiated holding in Immunomedics Inc. The purchase prices were between $11.98 and $18.86, with an estimated average price of $15.07. The stock is now traded at around $14.04. The impact to a portfolio due to this purchase was 0.7%. The holding were 418,900 shares as of .

Sectoral Asset Management Inc initiated holding in Tocagen Inc. The purchase prices were between $4.22 and $11, with an estimated average price of $7.87. The stock is now traded at around $4.74. The impact to a portfolio due to this purchase was 0.54%. The holding were 669,997 shares as of .

Sectoral Asset Management Inc added to a holding in Tandem Diabetes Care Inc by 135.77%. The purchase prices were between $54.41 and $71.7, with an estimated average price of $64.4. The stock is now traded at around $61.31. The impact to a portfolio due to this purchase was 1.42%. The holding were 319,866 shares as of .

Sectoral Asset Management Inc added to a holding in FibroGen Inc by 272.46%. The purchase prices were between $35.13 and $55.53, with an estimated average price of $43.71. The stock is now traded at around $44.61. The impact to a portfolio due to this purchase was 1.2%. The holding were 302,660 shares as of .

Sectoral Asset Management Inc added to a holding in Biomarin Pharmaceutical Inc by 90.61%. The purchase prices were between $80.35 and $93.9, with an estimated average price of $85.56. The stock is now traded at around $76.51. The impact to a portfolio due to this purchase was 0.75%. The holding were 153,101 shares as of .

Sectoral Asset Management Inc added to a holding in Collegium Pharmaceutical Inc by 25.74%. The purchase prices were between $10.62 and $16.59, with an estimated average price of $13.35. The stock is now traded at around $11.86. The impact to a portfolio due to this purchase was 0.38%. The holding were 1,174,847 shares as of .

Sectoral Asset Management Inc added to a holding in Vertex Pharmaceuticals Inc by 86.33%. The purchase prices were between $164.61 and $190.37, with an estimated average price of $174.67. The stock is now traded at around $183.72. The impact to a portfolio due to this purchase was 0.38%. The holding were 37,771 shares as of .

Sectoral Asset Management Inc added to a holding in Inspire Medical Systems Inc by 40.75%. The purchase prices were between $47.07 and $60.71, with an estimated average price of $53.8. The stock is now traded at around $68.39. The impact to a portfolio due to this purchase was 0.25%. The holding were 120,900 shares as of .

Sectoral Asset Management Inc sold out a holding in Celgene Corp. The sale prices were between $92.35 and $98.91, with an estimated average price of $94.95.

Sectoral Asset Management Inc sold out a holding in UnitedHealth Group Inc. The sale prices were between $216.84 and $252.28, with an estimated average price of $240.34.

Sectoral Asset Management Inc sold out a holding in Nightstar Therapeutics PLC. The sale prices were between $25.3 and $25.63, with an estimated average price of $25.46.

Sectoral Asset Management Inc sold out a holding in Adamas Pharmaceuticals Inc. The sale prices were between $4.29 and $7.24, with an estimated average price of $5.75.

Sectoral Asset Management Inc sold out a holding in Madrigal Pharmaceuticals Inc. The sale prices were between $91.13 and $142.5, with an estimated average price of $106.96.

Sectoral Asset Management Inc sold out a holding in WellCare Health Plans Inc. The sale prices were between $246.75 and $299.29, with an estimated average price of $275.37.

Sectoral Asset Management Inc reduced to a holding in Abiomed Inc by 92.75%. The sale prices were between $250.96 and $284.94, with an estimated average price of $265.27. The stock is now traded at around $192.63. The impact to a portfolio due to this sale was -0.74%. Sectoral Asset Management Inc still held 1,626 shares as of .

Sectoral Asset Management Inc reduced to a holding in Insulet Corp by 60.2%. The sale prices were between $82.13 and $120.73, with an estimated average price of $102.3. The stock is now traded at around $152.43. The impact to a portfolio due to this sale was -0.65%. Sectoral Asset Management Inc still held 36,160 shares as of .

Sectoral Asset Management Inc reduced to a holding in Medtronic PLC by 26.07%. The sale prices were between $84.15 and $99.38, with an estimated average price of $91.22. The stock is now traded at around $106.91. The impact to a portfolio due to this sale was -0.31%. Sectoral Asset Management Inc still held 76,851 shares as of .

Sectoral Asset Management Inc reduced to a holding in MeiraGTx Holdings PLC by 29.6%. The sale prices were between $17.38 and $26.88, with an estimated average price of $20.67. The stock is now traded at around $21.31. The impact to a portfolio due to this sale was -0.2%. Sectoral Asset Management Inc still held 225,906 shares as of .

Sectoral Asset Management Inc reduced to a holding in Sage Therapeutics Inc by 22.78%. The sale prices were between $157.85 and $183.09, with an estimated average price of $170.61. The stock is now traded at around $164.68. The impact to a portfolio due to this sale was -0.14%. Sectoral Asset Management Inc still held 24,400 shares as of .

Sectoral Asset Management Inc reduced to a holding in Thermo Fisher Scientific Inc by 24.16%. The sale prices were between $257.51 and $295.55, with an estimated average price of $275.13. The stock is now traded at around $276.19. The impact to a portfolio due to this sale was -0.04%. Sectoral Asset Management Inc still held 3,450 shares as of .