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KYTHERA Biopharmaceuticals Inc (KYTH)Ownership Data

Short Interest History (%)

This is the historical short interest of KYTHERA Biopharmaceuticals Inc, as measured by the Short Percentage Of Float.

Date Short Interest
February 13, 201529.24
January 30, 201528.79
January 15, 201527.04
December 31, 201426.15
December 15, 201426.21
November 28, 201425.42
November 14, 201425.25
October 31, 201425.57
October 15, 201425.13
September 30, 201425.65
September 15, 201425.12
August 29, 201424.34
August 15, 201424.27
July 31, 201423.94
July 15, 201422.83
June 30, 201421.22
June 13, 201421.2
May 30, 201420.52
May 15, 201419.94
April 30, 201418.67
April 15, 201444.24
March 31, 201441.16
March 14, 201439.15
February 28, 201437.07
February 14, 201436.76
January 31, 201432.94
January 15, 201429.55
December 31, 201328.86
December 13, 201326.16
November 29, 201331.12
November 15, 201328.8
October 31, 201325.2
October 15, 201322.9
September 30, 201320.42
September 13, 20138.84
August 30, 20139.07
August 15, 20137.84
July 31, 20137.94
July 15, 20138.29
June 28, 20136.54
June 14, 20135.76
May 31, 20135.11
May 15, 20134.71
April 30, 20134.96
April 15, 20133.78
March 28, 20132.7
March 15, 20132.54
February 28, 20132.27
February 15, 20132.67
January 31, 20133.25
January 15, 20133.26
December 31, 20122.83
December 14, 20120.81
November 30, 20120.79
November 15, 20120.39
October 31, 20120.51

Institutional Ownership History (%)

This the Institutional Ownership History of KYTHERA Biopharmaceuticals IncPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
January 31, 2015100
March 31, 201493
December 31, 201393
November 30, 201379
October 31, 201378
September 30, 201383
August 31, 201382
July 31, 201382
June 30, 201367
May 31, 201363
April 30, 201362
March 31, 201348
February 28, 201362
January 31, 201362
December 31, 201228
November 30, 201217
October 31, 201213

Insider ownership (%)

This is the historical insider ownership of KYTHERA Biopharmaceuticals Inc. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
January 31, 20152
December 31, 20143
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
July 31, 20142
June 30, 20142
May 31, 20142

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Dr. Nathaniel David, PhDDirector480,5952.12%2015-02-17
Dr. Frederick Beddingfield, IIIN/A45,2300.2%2014-03-24
Camille D. SamuelsDirector15,435less than 0.1%2015-02-02
Mr. Keith L. Klein, J.D.General Counsel4,017less than 0.1%2013-11-18
Mr. Robert T. NelsenN/A2,542less than 0.1%2014-08-14
Joseph L. TurnerN/A1,872less than 0.1%2012-10-16
Dr. Dennis M. Fenton,PhDN/A1,476less than 0.1%2012-10-16

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Fidelity Management and Research Company3,398,4912014-12-3114.990.00117,859,668
Prospect Management Co. III, LLC1,914,5662013-12-318.800.0071,509,040
Jennison Associates LLC1,632,1692014-12-317.200.0556,604,000
ARCH Venture Partners VI LLC1,422,3092014-12-316.270.0049,325,676
Fidelity® Select Biotechnology Portfolio1,304,0792014-12-315.750.4145,225,460
Fidelity® OTC Portfolio1,257,4822014-12-315.550.3643,609,476
Palo Alto Investors, LLC1,121,8842014-12-314.952.2838,907,000
Partner Fund Management LP1,085,3152014-12-314.790.8837,639,000
BlackRock Fund Advisors990,3202014-12-314.370.0134,344,000
Prudential Jennison Small Company851,4612015-01-313.760.9831,674,349

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