MyoKardia Inc (MYOK) Ownership

Institutional Ownership

FMR Inc is the biggest individual institutional holder of MyoKardia Inc (MYOK), owning a total of 8 million shares. Combined, the top 20 institutional holders of MYOK own 77.70% of the company with a total of 41.4 million shares.

In the latest ownership report on September 30th 2020, the top 20 institutional holders increased their combined ownership of MYOK by 1.2 million shares. 6 institutions bought 2,382,700 total additional shares and increased their ownership by an average of 34.20%. However 9 institutions sold 1,216,706 total shares and decreased their ownership by an average of 7.1%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of MyoKardia increased by a net total of 1,165,994 in the latest quarter.

Institution Ownership Chart

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Latest Institutional Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
FMR Inc14.910%0.393%7,950,46731,1402020-09-30
T. Rowe Price Associates, Inc.10.279%29.087%5,480,9431,235,0282020-09-30
Vanguard Group Inc8.279%-3.291%4,414,431-150,2432020-09-30
BlackRock Inc7.946%-5.416%4,237,157-242,6282020-09-30
Baker Bros Advisors LP5.644%-4.895%3,009,344-154,8902020-09-30
Wellington Management Company LLP4.358%-10.465%2,324,024-271,6212020-09-30
venBio Select Advisor LLC3.535%0.266%1,885,0005,0002020-09-30
Perceptive Advisors LLC2.616%0.000%1,395,01702020-09-30
Amvescap Plc.2.421%130.449%1,290,801730,6762020-09-30
Farallon Capital Management, L.L.C.2.297%40.000%1,225,000350,0002020-09-30
Bellevue Group AG2.116%-6.614%1,128,400-79,9132020-09-30
State Street Corporation2.015%-3.795%1,074,189-42,3712020-09-30
RTW INVESTMENTS, LLC1.757%0.000%936,93102020-09-30
Casdin Capital, LLC1.632%0.000%870,00002020-09-30
Geode Capital Management, LLC1.452%-1.152%774,288-9,0272020-09-30
D. E. Shaw & Co LP1.413%-23.950%753,567-237,3152020-09-30
Deerfield Management Co1.320%0.000%704,00002020-09-30
Hillhouse Capital Advisors, Ltd.1.295%0.000%690,65802020-09-30
Pictet Asset Management Ltd1.213%5.008%647,03830,8562020-09-30
Northern Trust Corp1.198%-4.300%638,688-28,6982020-09-30

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
FMR Inc14.910%0.393%7,950,46731,1402020-09-30
T. Rowe Price Associates, Inc.10.279%29.087%5,480,9431,235,0282020-09-30
Vanguard Group Inc8.279%-3.291%4,414,431-150,2432020-09-30
BlackRock Inc7.946%-5.416%4,237,157-242,6282020-09-30
Baker Bros Advisors LP5.644%-4.895%3,009,344-154,8902020-09-30
Wellington Management Company LLP4.358%-10.465%2,324,024-271,6212020-09-30
venBio Select Advisor LLC3.535%0.266%1,885,0005,0002020-09-30
Perceptive Advisors LLC2.616%0.000%1,395,01702020-09-30
Amvescap Plc.2.421%130.449%1,290,801730,6762020-09-30
Farallon Capital Management, L.L.C.2.297%40.000%1,225,000350,0002020-09-30
Bellevue Group AG2.116%-6.614%1,128,400-79,9132020-09-30
State Street Corporation2.015%-3.795%1,074,189-42,3712020-09-30
RTW INVESTMENTS, LLC1.757%0.000%936,93102020-09-30
Casdin Capital, LLC1.632%0.000%870,00002020-09-30
Geode Capital Management, LLC1.452%-1.152%774,288-9,0272020-09-30
D. E. Shaw & Co LP1.413%-23.950%753,567-237,3152020-09-30
Deerfield Management Co1.320%0.000%704,00002020-09-30
Hillhouse Capital Advisors, Ltd.1.295%0.000%690,65802020-09-30
Pictet Asset Management Ltd1.213%5.008%647,03830,8562020-09-30
Northern Trust Corp1.198%-4.300%638,688-28,6982020-09-30

Mutual Fund Ownership

T. Rowe Price New Horizons is the biggest individual fund holder of MyoKardia Inc (MYOK), owning a total of 1.3 million shares. Combined, the top 20 mutual fund holders of MYOK own 18.04% of the company with a total of 9.6 million shares.

In the latest ownership report on October 31st 2020, the top 20 fund holders increased their combined ownership of MYOK by 14 thousand shares. 1 funds bought 14,056 total additional shares and increased their ownership by an average of 4.53%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding MyoKardia increased by a net total of 14,056 in the latest report.

Mutual Funds Chart

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Latest Mutual Fund Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Fidelity® Small Cap Index0.609%4.525%324,66714,0562020-10-31

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
T. Rowe Price New Horizons2.374%4.482%1,265,77554,3002020-09-30
BB Biotech AG Ord2.063%-6.773%1,100,000-79,9132020-09-30
T. Rowe Price Health Sciences2.048%38.947%1,092,171306,1382020-09-30
Eventide Healthcare & Life Sciences I1.165%0.000%621,00002020-09-30
Invesco Large Cap Growth Composite0.988%42.207%526,982156,4072020-09-30
Invesco American Franchise Y0.988%42.207%526,982156,4072020-09-30
T. Rowe Price Small-Cap Stock0.977%-0.440%521,027-2,3002020-09-30
Janus Henderson US SMID Cap Growth0.787%-21.771%419,549-116,7572020-09-30
Janus Henderson Triton D0.787%-21.771%419,549-116,7572020-09-30
T. Rowe Price QM US Small-Cap Gr Eq0.679%10.978%361,89935,8002020-09-30
Wellington Global HlthC Eq G USD Acc Unh0.674%0.000%359,38602020-09-30
T. Rowe Price Mid-Cap Growth0.671%0.000%357,737357,7372020-09-30
Fidelity® Small Cap Index0.609%4.525%324,66714,0562020-10-31
Macquarie US Small Cap Core Equity0.590%0.000%314,450314,4502020-09-30
T. Rowe Price Instl Small-Cap Stock0.532%2.089%283,6915,8042020-09-30
T. Rowe Price US Small-Cap Core Equity0.532%2.089%283,6915,8042020-09-30
Janus Henderson Venture D0.432%-11.220%230,325-29,1082020-09-30
Janus Henderson US Small Cap Growth0.432%-11.220%230,325-29,1082020-09-30
Rhenman Healthcare Equity L/S RC2 SEK0.356%0.000%190,00002020-09-30
Carillon Eagle Small Cap Growth A0.352%70.288%187,89277,5542020-09-30

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