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Rockwell Medical Inc (RMTI) Ownership Data

Short Interest History (%)

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

Date Short Interest
June 15, 201524.44
May 29, 201524.33
May 15, 201523.47
April 30, 201521.56
April 15, 201522
March 31, 201526.81
March 13, 201527.41
February 27, 201526.47
February 13, 201526.52
January 30, 201525.05
January 15, 201520.73
December 31, 201419.92
December 15, 201419.79
November 28, 201419.91
November 14, 201421.21
October 31, 201423.86
October 15, 201420.69
September 30, 201419.48
September 15, 201418.9
August 29, 201418.64
August 15, 201418.06
July 31, 201418.42
July 15, 201418.7
June 30, 201419.55
June 13, 201420.24
May 30, 201420.84
May 15, 201421.54
April 30, 201421.4
April 15, 201421.99
March 31, 201420.7
March 14, 201420.81
February 28, 201455.29
February 14, 201457.03
January 31, 201454.81
January 15, 201453.79
December 31, 201355.9
December 13, 201355.73
November 29, 201353.96
November 15, 201359.04
October 31, 201358.64
October 15, 201354.79
September 30, 201349.13
September 13, 201343.8
August 30, 201341.75
August 15, 201339.24
July 31, 201329.83
July 15, 201320.62
June 28, 201316.2
June 14, 201317.8
May 31, 201312.37
May 15, 201327.42
April 30, 201326.87
April 15, 201324.92
March 28, 201323.22
March 15, 201324.77
February 28, 201319.58
February 15, 201317.5
January 31, 201310.61
January 15, 201310.35
December 31, 201210.39
December 14, 201210.11
November 30, 20129.14
November 15, 20129.3
October 31, 20129.62
October 15, 20129.82
September 28, 201210.55
September 14, 201211.5
August 31, 201211.74
August 15, 201212.05
July 31, 201212.59
July 13, 201212.75
June 29, 201213.09
June 15, 201211.85
May 31, 201211.46
May 15, 201211.12
April 30, 201210.81
April 13, 201210.53
March 30, 201211.83
March 15, 201211.95
February 29, 201212.2
February 15, 201212.29
January 31, 201211.41
January 13, 201211.33
December 30, 201111.28
December 15, 201110.9
November 30, 201111.5
November 15, 201111.79
October 31, 201111.47
October 14, 201111.72
September 30, 201110.64
September 15, 201111.15
August 31, 201110.78
August 15, 20119.98
July 29, 201110.7
July 15, 201110.67
June 30, 201111.24
June 15, 20117.29
May 31, 20117.28
May 13, 20116.58
April 29, 20116.6
April 15, 20116.55
March 31, 20115.91
March 15, 20116.17
February 28, 20115.9
February 15, 20115.88
January 31, 20115.9
January 14, 20115.86
December 31, 20105.72
December 15, 20105.83
November 30, 20105.31
November 15, 20105.47
October 29, 20105.67
October 15, 20105.64
September 30, 20105.53
September 15, 20105.41
August 31, 20105.35
August 13, 20105.44
July 30, 20105.29
July 15, 20105.69
June 30, 20106.94
June 15, 201010.31
May 28, 20109.44
May 14, 201010.21
April 30, 201010.24
April 15, 201010.59
March 31, 20109.74
March 15, 20109.67
February 26, 20108.96
February 12, 20107.79
January 29, 20107.11
January 15, 20106.68
December 31, 20095.64
December 15, 20095.26
November 30, 20095.33
November 13, 20094.87
October 30, 20094.71
October 15, 20095.75
September 30, 20095.84
September 15, 20095.45
August 31, 20095.42
August 14, 20095.1
July 31, 20095.19
July 15, 20095.25
June 30, 20091.51
June 15, 20091.56
May 29, 20091.71
May 15, 20091.71
April 30, 20091.25
April 15, 20091.36
March 31, 20091.38
March 13, 20091.11
February 27, 20091.25
February 13, 20091.28
January 30, 20091.3
January 15, 20091.39
December 31, 20081.93
December 15, 20081.98
November 28, 20082.05
November 14, 20081.59
October 31, 20080.36
October 15, 20081.77
September 30, 20080.88
September 15, 20080.78
August 29, 20080.63
August 15, 20082.71
July 31, 20081.59
July 15, 20080.58
June 30, 20080.47
June 13, 20080.46
May 30, 20080.54
May 15, 20080.54
April 30, 20080.63
April 15, 20080.63
March 31, 20080.7
March 14, 20080.87
February 29, 20080.8
February 15, 20080.79
January 31, 20080.68
January 15, 20080.73
December 31, 20070.63
December 11, 20070.93
November 27, 20070.92
November 9, 20071.09
October 26, 20071.1
October 10, 20071.06
September 25, 20071.36
September 11, 20071.26
August 10, 20071.4
July 10, 20071.72
June 12, 20071.64
May 10, 20071.58
April 10, 20071.56
March 12, 20071.57
February 12, 20071.48
January 9, 20071.5
December 12, 20061.51
November 10, 20061.42
October 10, 20061.41
September 12, 20061.45
August 10, 20061.32
July 11, 20061.29
June 12, 20061.48
May 10, 20061.36
April 10, 20060.43
March 10, 20060.04
February 10, 20060.09
January 10, 20060.79
December 12, 20051.64
November 10, 20050.56
October 11, 20050.03
September 12, 20050.03
August 10, 20050.12
July 12, 20050.04
June 10, 20050.04
May 10, 20050.03
April 12, 20050.04
March 10, 20050.06
February 10, 20050.06
January 11, 20050.06
December 10, 20040.06
November 10, 20040.08
October 12, 20040.06
September 10, 20040.05
August 10, 20040.01
July 12, 20040.01
June 9, 20040.06
May 11, 20040.01
April 12, 20040.09
March 10, 20040.03
February 10, 20040.05
January 12, 20040.06
December 10, 20030.05
November 11, 20030.01
September 10, 20030.02
August 12, 20030.03
July 10, 20030.03
June 10, 20030.03
May 12, 20030.04
April 10, 20030.05
March 11, 20030.02
February 11, 20030.06
January 10, 20030.05
December 10, 20020.02
November 12, 20020.02
October 10, 20020.09
September 10, 20020.14
August 12, 20020.07
July 10, 20020.02
June 11, 20020.02
May 10, 20020.03
April 10, 20020.07
March 12, 20020.1
February 12, 20020.07
January 10, 20020.08
December 11, 20010.05
November 12, 20010.03
October 10, 20010.02
September 5, 20010.02
July 10, 20010.03
June 12, 20010.04
May 10, 20010.1
April 9, 20010.02
March 12, 20010.04
February 12, 20010.06
January 9, 20010.02
December 12, 20000.04
November 10, 20000.31
October 10, 20000.64
September 12, 20000.57
August 10, 20000.4
July 11, 20000.23
June 12, 20000.39
May 10, 20000.7
April 11, 20000.8
March 10, 20001.56
February 10, 20000.49
January 11, 20000.35
December 10, 19990.84
November 10, 19991.04
October 12, 19991.3
September 10, 19991.27
August 10, 19991.42
July 12, 19991.42
June 10, 19990.59
May 11, 19990.44
April 12, 19990.48
March 10, 19990.25
February 9, 19990.3
January 8, 19990.3
December 8, 19980.2
November 6, 19980.2
October 8, 19980.25
September 8, 19980.2
August 7, 19980.07
July 8, 19980.13
June 8, 19980.06
May 8, 19980.03
April 7, 19980.01
March 6, 19980.46
February 6, 19980.1

Institutional Ownership History (%)

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

Date Institutional Ownership
March 31, 201526
December 31, 201425
September 30, 201425
June 30, 201427
March 31, 201428
December 31, 201329
September 30, 201326
June 30, 201333
March 31, 201328
December 31, 201219
September 30, 201220
June 30, 201223
March 31, 201235
December 31, 201115
September 30, 201115
June 30, 201117
March 31, 201112
December 31, 201012
September 30, 201012
June 30, 201016
March 31, 201022
December 31, 200921
September 30, 200926
June 30, 200914
March 31, 20096
December 31, 20086
September 30, 200818
June 30, 200822
March 31, 200823
December 31, 200722
September 30, 200713
June 30, 200714
March 31, 200714
December 31, 200612
September 30, 200611
June 30, 200611
March 31, 200611
December 31, 20056
September 30, 20055
June 30, 20055
March 31, 20055
December 31, 20045
September 30, 20045
June 30, 20044
March 31, 20045
December 31, 20035
September 30, 20035
June 30, 20035
March 31, 20035
December 31, 20025
September 30, 20025
June 30, 20026
March 31, 20023
December 31, 20014
September 30, 20012
June 30, 20011
March 31, 20015

Insider ownership (%)

This is the historical insider ownership of Rockwell Medical 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
April 30, 20158
March 31, 20159
February 28, 20159
January 31, 201510
December 31, 20149
November 30, 201410
October 31, 201411
September 30, 201411
August 31, 201410
July 31, 201410
June 30, 201410
May 31, 201410
March 31, 201422
February 28, 201422
January 31, 201422
December 31, 201321
November 30, 201321
October 31, 201321
September 30, 201321
August 31, 201321
July 31, 201321
June 30, 201321
May 31, 201317
April 30, 201317
March 31, 201317
January 31, 201317
November 30, 201217
October 31, 201217
September 30, 201217
August 31, 201217
July 31, 201217
June 30, 201217
May 31, 201215
April 30, 201215
March 31, 201215
February 29, 201215
January 31, 201215
December 31, 201115
November 30, 201115
October 31, 201115
September 30, 201115
August 31, 201114
July 31, 201114
June 30, 201114
May 31, 201117
April 30, 201117
March 31, 201117
February 28, 201117
January 31, 201118
December 31, 201018
November 30, 201018
October 31, 201018
September 30, 201018
August 31, 201018
July 31, 201017
June 30, 201017
May 31, 201012
April 30, 201012
March 31, 201012
February 28, 20106
January 31, 20106
December 31, 20096
November 30, 20096
October 31, 20096
September 30, 20097
August 31, 20097
July 31, 20097
June 30, 20097
May 31, 20097
April 30, 20097
March 31, 20097
February 28, 20097
January 31, 20097
December 31, 20087
November 30, 20087
October 31, 20085
September 30, 20085
August 31, 20085
July 31, 20085
June 30, 20085
May 31, 20085
April 30, 200814
March 31, 200814
February 29, 200814
January 31, 200814
December 31, 200714
November 30, 200715
October 31, 200715
September 30, 200715
August 31, 200715
July 31, 200715
June 30, 200715
May 31, 200715
April 30, 200715
March 31, 200715
February 28, 200715
January 31, 200715
December 31, 200614
November 30, 200614
October 31, 200614
September 30, 200614
June 30, 200614
May 31, 200614
April 30, 200614
March 31, 200614
February 28, 200626
January 31, 200633
December 31, 200533

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Robert L. ChioiniChairman, President and CEO, 10% Owner1,783,9333.55%2015-05-01
David A. Hagelstein10% Owner1,384,8612.75%2013-01-28
Thomas E. KlemaVice President, CFO494,7400.98%2015-05-01
Dr. Ajay GuptaN/A346,6670.69%2015-05-01
Dr. Raymond PrattN/A155,7000.31%2015-05-01
Patrick J. BagleyN/A65,7500.13%2005-07-31
Mr. Kenneth L. HoltDirector21,509less than 0.1%2013-09-12
Ronald D. BoydDirector12,500less than 0.1%2014-12-18

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Vanguard Group, Inc.   Premium Plus1,478,8942015-03-312.940.0016,164,000
BlackRock Fund Advisors   Premium Plus1,293,0872015-03-312.570.0014,133,000
Granahan Investment Management Inc..   Premium Plus1,201,9452015-03-312.390.3813,137,000
Credit Suisse First Boston (CSFB)   Premium Plus863,0622015-03-311.720.019,433,732
Vanguard Total Stock Mkt Idx788,5622015-04-301.570.007,656,937
State Street Corp   Premium Plus771,6472015-03-311.530.008,431,000
iShares Russell 2000 (AU)697,6682015-06-011.440.038,002,252
Vanguard VIF Small Comp Gr675,5602015-03-311.340.557,383,871
J. Goldman & Co LP   Premium Plus495,0002015-03-310.980.335,410,000
Northern Trust Investments, N.A.   Premium Plus489,5682015-03-310.970.005,351,000

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