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AcelRx Pharmaceuticals Inc (ACRX) Ownership Data

Short Interest History (%)

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

Date Short Interest
August 14, 201521.62
July 31, 201526.06
July 15, 201526.8
June 30, 201532.77
June 15, 201534.48
May 29, 201536.23
May 15, 201536.17
April 30, 201537.02
April 15, 201536.31
March 31, 201537.65
March 13, 201534.36
February 27, 201534.71
February 13, 201533.69
January 30, 201533.56
January 15, 201533.46
December 31, 201432.89
December 15, 201433.89
November 28, 201433.04
November 14, 201432.01
October 31, 201430.86
October 15, 201433.24
September 30, 201436.68
September 15, 201434.7
August 29, 201433.41
August 15, 201432.34
July 31, 201433.17
July 15, 201429.36
June 30, 201425.47
June 13, 201421.88
May 30, 201424.35
May 15, 201424.21
April 30, 201423.85
April 15, 201422.98
March 31, 201424.09
March 14, 201423.51
February 28, 201423.87
February 14, 201424.22
January 31, 201422.68
January 15, 201436.94
December 31, 201338.29
December 13, 201336.53
November 29, 201332.7
November 15, 201331.4
October 31, 201324.24
October 15, 201322.38
September 30, 201320.92
September 13, 201321.05
August 30, 201320.4
August 15, 201323.16
July 31, 201322.65
July 15, 201321.83
June 28, 201316.79
June 14, 201316.11
May 31, 201314.12
May 15, 201310.66
April 30, 201310.72
April 15, 201310.38
March 28, 20139.58
March 15, 20139.09
February 28, 20138.84
February 15, 20138.26
January 31, 20135.26
January 15, 201323.63
December 31, 201223.76
December 14, 201218.61
November 30, 20127.79
November 15, 20120.17
October 31, 20120.15
October 15, 20120.14
September 28, 20120.22
September 14, 20120.09
August 31, 20120.08
August 15, 20120.07
July 31, 20120.07
July 13, 20120.1
June 29, 20120.09
June 15, 20120.07
May 31, 20120.14
May 15, 20120.15
April 30, 20120.11
April 13, 20120.08
March 30, 20120.09
March 15, 20120.07
February 29, 20120.05
February 15, 20120.09
January 31, 20120.05
January 13, 20120.06
December 30, 20110.07
December 15, 20110.05
November 30, 20110.07
November 15, 20110.05
October 31, 20110.06
October 14, 20110.04
September 30, 20110.1
September 15, 20110.08
August 31, 20110.08
August 15, 20110.05
July 29, 20110.04
July 15, 20110.09
June 30, 20110.09
June 15, 20110.03
May 31, 20110.06
May 13, 20110.09
April 29, 20110.11
April 15, 20110.03
March 31, 20110.04
March 15, 20110.15
February 28, 20110.09

Institutional Ownership History (%)

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

Date Institutional Ownership
June 30, 201578
March 31, 201547
December 31, 201449
September 30, 201447
June 30, 201486
March 31, 201479
December 31, 201350
September 30, 201342
June 30, 201333
March 31, 201330
December 31, 201269
September 30, 201212
June 30, 201279
March 31, 20128
December 31, 20118
September 30, 20118
June 30, 20118
March 31, 20118

Insider ownership (%)

This is the historical insider ownership of AcelRx Pharmaceuticals 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, 20153
June 30, 20153
May 31, 20153
April 30, 20152
March 31, 20152
February 28, 20152
January 31, 20152
December 31, 20142
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
July 31, 20142
June 30, 20142
May 31, 20142
March 31, 20145
February 28, 20145
January 31, 20145
December 31, 20135
November 30, 20135
October 31, 20135
September 30, 20135
August 31, 20135
July 31, 20135
June 30, 20135
May 31, 20135
April 30, 20134
March 31, 20134
January 31, 20134
November 30, 20124
October 31, 20124
September 30, 20124
August 31, 20124
July 31, 20124
June 30, 20124
May 31, 20124
April 30, 20124
March 31, 20124
February 29, 20124
January 31, 20124
December 31, 20114
November 30, 20114
October 31, 20114
September 30, 20114
August 31, 20114
July 31, 20114
June 30, 20114
May 31, 20114
April 30, 20114
March 31, 20114
February 28, 20114

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Dr. Pamela P. PalmerChief Medical Officer370,0150.83%2015-03-12
Thomas A. SchreckDirector300,9510.68%2011-08-29
Mr. Richard A. KingCEO134,5670.3%2014-03-02
Mark G. EdwardsDirector100,0000.23%2015-05-07
Mr. Adrian AdamsDirector75,0000.17%2013-05-24
Mr. Lawrence G. HamelN/A64,3530.15%2014-07-17
Mr. Howard B. RosenN/A39,794less than 0.1%2015-05-19
Badri DasuN/A22,530less than 0.1%2014-03-02
James H. WelchCFO15,000less than 0.1%2011-09-06
Dr. Richard AfableDirector1,000less than 0.1%2014-06-23


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