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Vocera Communications Inc (VCRA) Ownership Data

Short Interest History (%)

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

Date Short Interest
August 14, 20155.11
July 31, 20154.62
July 15, 20154.97
June 30, 20154.72
June 15, 20154.67
May 29, 20154.72
May 15, 20154.89
April 30, 20154.93
April 15, 20154.98
March 31, 20155.21
March 13, 20155.74
February 27, 20155.97
February 13, 20156.11
January 30, 20156.09
January 15, 20156.17
December 31, 20146.55
December 15, 20148.48
November 28, 20148.58
November 14, 201410.36
October 31, 201410.93
October 15, 201410.51
September 30, 201410.66
September 15, 201410.65
August 29, 201411.44
August 15, 201411.1
July 31, 201412.34
July 15, 201413.05
June 30, 201413.07
June 13, 201413.63
May 30, 201414.74
May 15, 201415.63
April 30, 201414.77
April 15, 201414.39
March 31, 201413.68
March 14, 201414.37
February 28, 201414.11
February 14, 201412.86
January 31, 201411.3
January 15, 20149.63
December 31, 20139.44
December 13, 201310.86
November 29, 201310.8
November 15, 20139.35
October 31, 20139.11
October 15, 201310.47
September 30, 201311.07
September 13, 201310.59
August 30, 201310.12
August 15, 20139.26
July 31, 20139.77
July 15, 201311.35
June 28, 20139.77
June 14, 20138.49
May 31, 20137.77
May 15, 20135.93
April 30, 201310.88
April 15, 201311.22
March 28, 201311.5
March 15, 201311.59
February 28, 201311.07
February 15, 20139.72
January 31, 20137.94
January 15, 20137.42
December 31, 20126.27
December 14, 20125.74
November 30, 20125.15
November 15, 20122.88
October 31, 20123.15
October 15, 20123.39
September 28, 20124.75
September 14, 20125.26
August 31, 20125.47
August 15, 20125.44
July 31, 20125.22
July 13, 20125.33
June 29, 20125.98
June 15, 20123.21
May 31, 20121.96
May 15, 20120.75
April 30, 20121.05
April 13, 20120.65
March 30, 20120.35

Institutional Ownership History (%)

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

Date Institutional Ownership
March 31, 201594
September 30, 201491
June 30, 201499
September 30, 201395
June 30, 201395
December 31, 201286
September 30, 201265
June 30, 201251
March 31, 201238

Insider ownership (%)

This is the historical insider ownership of Vocera Communications 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
July 31, 20155
June 30, 20155
May 31, 20155
April 30, 20153
March 31, 20153
February 28, 20153
January 31, 20153
December 31, 20142
November 30, 20143
October 31, 20143
September 30, 20143
August 31, 20143
July 31, 20143
June 30, 20143
May 31, 20143

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Brent D. LangPresident & CEO328,7561.26%2015-05-31
Paul T. JohnsonEVP OF SALES & SERVICES142,3310.54%2015-07-02
Mr. Justin R. SpencerEVP, CFO129,3740.5%2015-06-01
Dr. Jay M. Spitzen, PhDGeneral Counsel, Secretary91,0960.35%2015-07-10
Mary Bridget DuffyCHIEF MEDICAL OFFICER74,6770.29%2015-07-14
Mr. Howard E. JanzenN/A66,3180.25%2015-06-01
Mr. Jeffrey H. HillebrandN/A65,1930.25%2015-06-01
Mr. Victoria A. PerkinsVP, Customer Services62,3900.24%2013-05-31
William R. ZerellaCFO59,0430.23%2014-05-31
Mr. John B. GrottingDirector36,1100.14%2015-06-01


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