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Prosensa Holding NV (RNA) Ownership Data

Short Interest History (%)

This is the historical short interest of Prosensa Holding NV, as measured by the Short Percentage Of Float.

Date Short Interest
January 30, 20152.68
January 15, 20155.08
December 31, 20149.71
December 15, 20148.94
November 28, 201411.1
November 14, 201418.29
October 31, 201416.12
October 15, 201415.96
September 30, 201416
September 15, 201416.34
August 29, 201416.41
August 15, 201417.85
July 31, 201418.19
July 15, 201418.45
June 30, 201417.08
June 13, 201416.61
May 30, 201412.78
May 15, 201413.65
April 30, 201414.19
April 15, 201413.52
March 31, 201413.27
March 14, 201412.15
February 28, 201411.71
February 14, 201412.62
January 31, 201411.95
January 15, 201410.67
December 31, 201310.14
December 13, 201310.73
November 29, 201311.08
November 15, 201310.36
October 31, 201311.34
October 15, 201313.85
September 30, 201314.25
September 13, 20137.62
August 30, 20132.76
August 15, 20131.06
July 31, 20130.69
July 15, 20130.28

Institutional Ownership History (%)

This the Institutional Ownership History of Prosensa Holding NVPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
November 30, 201480
October 31, 201480
September 30, 201478
August 31, 201477
July 31, 201476
June 30, 201470
May 31, 201465
April 30, 201465
March 31, 201465
February 28, 201464
January 31, 201464
December 31, 201364
November 30, 201333
October 31, 201333
September 30, 201314
August 31, 20135
July 31, 20135
June 30, 20131

Insider ownership (%)

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

No ownership data available.

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Biomarin Pharmaceutical Inc34,970,5142015-01-2996.830.00655,697,138
NEA Management Company, LLC   Premium Plus6,480,1712014-12-3117.945.89121,503,000
LSP Prosensa Pooling B.V.6,213,9242013-12-3117.290.0029,019,025
Abingworth LLP   Premium Plus6,213,9242014-09-3017.2131.3252,383,000
Deerfield Management Co   Premium Plus2,598,4592014-09-307.200.8021,905,000
Kempen Capital Management N.V.   Premium Plus1,996,2532014-09-305.531.7516,828,000
Balyasny Asset Management LLC   Premium Plus983,9502014-09-302.730.068,295,000
Millennium Management LLC   Premium Plus864,8962014-09-302.400.027,291,000
Fidelity Management and Research Company   Premium Plus863,2412014-09-302.390.007,277,000
Water Island Capital LLC.   Premium Plus534,9092014-12-311.480.3310,029,544

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