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Aetna Inc (AET)Ownership Data

Short Interest History (%)

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

Date Short Interest
January 30, 20151.07
January 15, 20151.29
December 31, 20140.98
December 15, 20141.17
November 28, 20141.35
November 14, 20141.41
October 31, 20141.62
October 15, 20142.26
September 30, 20141.86
September 15, 20141.78
August 29, 20141.61
August 15, 20141.46
July 31, 20141.15
July 15, 20141.41
June 30, 20141.53
June 13, 20141.57
May 30, 20141.23
May 15, 20141.25
April 30, 20141.22
April 15, 20141.37
March 31, 20141.52
March 14, 20141.75
February 28, 20141.31
February 14, 20141.26
January 31, 20141.41
January 15, 20141.61
December 31, 20131.32
December 13, 20131.56
November 29, 20131.77
November 15, 20131.79
October 31, 20131.77
October 15, 20131.72
September 30, 20131.8
September 13, 20131.78
August 30, 20131.24
August 15, 20131.15
July 31, 20130.96
July 15, 20131.27
June 28, 20131.7
June 14, 20131.53
May 31, 20131.42
May 15, 20131.58
April 30, 20136.69
April 15, 20136.56
March 28, 20136.46
March 15, 20136.91
February 28, 20136
February 15, 20135.91
January 31, 20136.21
January 15, 20135.81
December 31, 20126.1
December 14, 20125.53
November 30, 20125.17
November 15, 20125.23
October 31, 20125.05
October 15, 20124.76
September 28, 20123.83
September 14, 20122.48
August 31, 20121.78
August 15, 20120.69
July 31, 20120.65
July 13, 20120.95
June 29, 20120.77
June 15, 20121.48
May 31, 20121.22
May 15, 20121.36
April 30, 20121.66
April 13, 20121.49
March 30, 20122.22
March 15, 20121.85
February 29, 20121.72
February 15, 20121.85
January 31, 20121.17
January 13, 20121.34
December 30, 20111.54
December 15, 20111.53
November 30, 20111.51
November 15, 20111.11
October 31, 20111.02
October 14, 20110.95
September 30, 20111.17
September 15, 20111.52
August 31, 20111.31
August 15, 20111.01
July 29, 20110.8
July 15, 20110.86
June 30, 20111.06
June 15, 20111.31
May 31, 20111.56
May 13, 20111.63
April 29, 20111.39
April 15, 20111.37
March 31, 20110.98
March 15, 20110.89
February 28, 20110.93
February 15, 20110.91
January 31, 20111.15
January 14, 20111.22
December 31, 20101.13
December 15, 20101.22
November 30, 20100.95
November 15, 20100.82
October 29, 20100.98
October 15, 20101.28
September 30, 20101.41
September 15, 20101.48
August 31, 20101.2
August 13, 20101.09
July 30, 20101.09
July 15, 20101.32
June 30, 20101.52
June 15, 20101.18
May 28, 20101.11
May 14, 20101.09
April 30, 20101.3
April 15, 20101.98
March 31, 20102.54
March 15, 20101.45
February 26, 20101.37
February 12, 20101.03
January 29, 20101.12
January 15, 20101.73
December 31, 20091.9
December 15, 20091.64
November 30, 20090.96
November 13, 20091.28
October 30, 20091.17
October 15, 20091.3
September 30, 20091.74
September 15, 20091.32
August 31, 20091.37
August 14, 20091.48
July 31, 20091.47
July 15, 20091.45
June 30, 20091.25
June 15, 20091.27
May 29, 20091.15
May 15, 20091.29
April 30, 20091.45
April 15, 20091.08
March 31, 20091.06
March 13, 20091.03
February 27, 20091.37
February 13, 20091.18
January 30, 20091.56
January 15, 20091.23
December 31, 20080.91
December 15, 20080.94
November 28, 20081.02
November 14, 20080.95
October 31, 20080.73
October 15, 20080.87
September 30, 20080.76
September 15, 20080.97
August 29, 20080.95
August 15, 20081
July 31, 20081
July 15, 20081.74
June 30, 20081.54
June 13, 20081.45
May 30, 20081.22
May 15, 20080.99
April 30, 20081.1
April 15, 20081.24
March 31, 20081.35
March 14, 20081.05
February 29, 20080.7
February 15, 20080.71
January 31, 20080.74
January 15, 20081.04
December 31, 20070.9
December 11, 20071.08
November 27, 20071
November 9, 20070.86
October 26, 20070.88
October 10, 20071.02
September 25, 20070.92
September 11, 20070.83
August 10, 20070.9
July 10, 20071.09
June 12, 20071.19
May 10, 20071.17
April 10, 20070.73
March 12, 20070.68
February 12, 20070.63
January 9, 20071.05
December 12, 20061.24
November 10, 20061.01
October 10, 20061.12
September 12, 20061.28
August 10, 20061.26
July 11, 20061.45
June 12, 20061.39
May 10, 20061.2
April 10, 20060.92
March 10, 20060.86
February 10, 20061.01
January 10, 20061.31
December 12, 20051.46
November 10, 20051.56
October 11, 20051.6
September 12, 20051.47
August 10, 20051.39
July 12, 20051.6
June 10, 20051.66
May 10, 20051.63
April 12, 20051.92
March 10, 20052.37
February 10, 20051.76
January 11, 20052.44
December 10, 20043.01
November 10, 20042.9
October 12, 20042.68
September 10, 20042.24
August 10, 20042.3
July 12, 20041.77
June 9, 20041.58
May 11, 20041.27
April 12, 20042
March 10, 20042
February 10, 20041.46
January 12, 20041.52
December 10, 20031.7
November 11, 20032.01
October 10, 20032.15
September 10, 20031.84
August 12, 20031.35
July 10, 20031.88
June 10, 20032.95
May 12, 20032.4
April 10, 20031.91
March 11, 20032.08
February 11, 20032.41
January 10, 20032.89
December 10, 20022.43
November 12, 20021.91
October 10, 20024.26
September 10, 20023.39
August 12, 20023.86
July 10, 20024.65
June 11, 20024.3
May 10, 20024.08
April 10, 20025.82
March 12, 20025.89
February 12, 20025.89
January 10, 20025.34
December 11, 20015.12
November 12, 20015.71
October 10, 20014.89
September 5, 20014.9
August 10, 20014.81
July 10, 20013.93
June 12, 20013.59
May 10, 20013.21
April 9, 20012.56
March 12, 20012.96
February 12, 20012.76
January 9, 20013.23

Institutional Ownership History (%)

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

Date Institutional Ownership
January 31, 201595
December 31, 201495
November 30, 201496
October 31, 201496
September 30, 201496
August 31, 201495
July 31, 201495
June 30, 201495
May 31, 201496
April 30, 201496
March 31, 201496
February 28, 201495
January 31, 201493
December 31, 201394
November 30, 201395
October 31, 201397
September 30, 201398
August 31, 201397
July 31, 201397
May 31, 2013100
April 30, 2013100
March 31, 201399
February 28, 201399
December 31, 201297
November 30, 201297
October 31, 201296
September 30, 201292
August 31, 201292
July 31, 201292
June 30, 201293
May 31, 201291
April 30, 201291
March 31, 201295
February 29, 201298
January 31, 201297
December 31, 201198
November 30, 201198
October 31, 201198
August 31, 201197
July 31, 201199
June 30, 201196
May 31, 201198
April 30, 201197
March 31, 201196
February 28, 201195
January 31, 201196
December 31, 201093
November 30, 201093
October 31, 201093
September 30, 201095
August 31, 201096
June 30, 2010100
April 30, 201096
March 31, 201096
February 28, 201096
January 31, 201093
December 31, 200994
November 30, 200992
September 30, 200992
August 31, 200991
July 31, 200990
June 30, 200993
May 31, 200992
April 30, 200993
March 31, 200993
February 28, 200993
January 31, 200996
December 31, 200893
November 30, 200893
October 31, 200897

Insider ownership (%)

This is the historical insider ownership of Aetna 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, 20151
December 31, 20141
November 30, 20141
October 31, 20141
September 30, 20141
August 31, 20141
July 31, 20141
June 30, 20141
May 31, 20141
March 31, 20141
February 28, 20141
January 31, 20141
December 31, 20131
November 30, 20131
October 31, 20131
September 30, 20131
August 31, 20131
July 31, 20131
June 30, 20131
May 31, 20131
April 30, 20131
March 31, 20131
January 31, 20131

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mark T. BertoliniChairman, CEO and President724,2910.21%2015-02-02
Joseph M. ZubretskyExec. VP, Finance467,0870.13%2015-02-02
Mr. Ronald A. WilliamsChairman and CEO299,128less than 0.1%2010-11-05
Ms. Margaret M. McCarthyEVP, Operations & Technology109,558less than 0.1%2015-02-02
Timothy A. HoltSr. VP & Chief Investment Off.95,362less than 0.1%2008-02-11
Dr. Lonny Reisman,M.D.SVP, Chief Medical Officer85,470less than 0.1%2014-02-03
William C. Popik,M.D.Sr. VP & Chief Medical Officer60,386less than 0.1%2005-03-18
William J. CasazzaExec. VP & General Counsel56,286less than 0.1%2015-02-02
Shawn M. GuertinSr. Vice President, CFO54,283less than 0.1%2015-02-02
Karen S. RohanExec. V.P., Local/Regional Bus52,799less than 0.1%2015-02-02

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
State Street Corp23,726,5202014-12-316.750.212,107,630,000
Vanguard Group, Inc.18,641,6842014-12-315.300.121,655,941,000
Wellington Management Company LLP18,257,5502014-12-315.190.431,621,818,000
BlackRock Fund Advisors11,895,6042014-12-313.380.151,056,686,000
Aetna 401K Plan10,182,7552009-12-312.369.42322,793,334
Fidelity Management and Research Company9,737,2062014-09-302.770.11788,713,000
T. Rowe Price Associates, Inc.9,199,4532014-12-312.620.17817,187,000
Capital Research Global Investors8,542,5002014-12-312.510.27784,372,000
Vanguard Health Care Fund7,119,3832014-12-312.021.42632,414,792
Vanguard Total Stock Mkt Idx6,059,3392015-01-311.720.15556,368,507

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