Switch to:

United Microelectronics Corp (UMC) Ownership Data

Short Interest History (%)

This is the historical short interest of United Microelectronics Corp, as measured by the Short Percentage Of Float.

Date Short Interest
July 15, 20151.72
June 30, 20150.45
June 15, 20150.49
May 29, 20150.48
May 15, 20150.45
April 30, 20150.44
April 15, 20150.42
March 31, 20150.42
March 13, 20150.43
February 27, 20150.43
February 13, 20150.43
January 30, 20150.44
January 15, 20150.44
December 31, 20140.43
December 15, 20140.42
November 28, 20140.44
November 14, 20140.43
October 31, 20140.46
October 15, 20140.49
September 30, 20140.49
September 15, 20140.53
August 29, 20140.51
August 15, 20140.53
July 31, 20140.49
July 15, 20140.5
June 30, 20140.51
June 13, 20140.53
May 30, 20140.53
May 15, 20140.52
April 30, 20140.59
April 15, 20140.67
March 31, 20140.74
March 14, 20140.73
February 28, 20140.75
February 14, 20140.75
January 31, 20140.76
January 15, 20140.77
December 31, 20130.85
December 13, 20130.89
November 29, 20130.89
November 15, 20130.89
October 31, 20130.88
October 15, 20130.91
September 30, 20130.89
September 13, 20130.86
August 30, 20130.83
August 15, 20130.79
July 31, 20130.81
July 15, 20130.74
June 28, 20130.63
June 14, 20130.59
May 31, 20130.55
May 15, 20130.66
April 30, 20130.88
April 15, 20130.88
March 28, 20130.9
March 15, 20130.88
February 28, 20130.9
February 15, 20130.92
January 31, 20130.89
January 15, 20130.85
December 31, 20120.89
December 14, 20120.91
November 30, 20120.87
November 15, 20120.88
October 31, 20120.89
October 15, 20120.92
September 28, 20120.88
September 14, 20120.9
August 31, 20120.92
August 15, 20120.83
July 31, 20120.86
July 13, 20120.88
June 29, 20120.82
June 15, 20120.83
May 31, 20120.78
May 15, 20120.72
April 30, 20120.61
April 13, 20120.62
March 30, 20120.68
March 15, 20120.66
February 29, 20120.63
February 15, 20120.52
January 31, 20120.47
January 13, 20120.44
December 30, 20110.41
December 15, 20110.41
November 30, 20110.45
November 15, 20110.41
October 31, 20110.42
October 14, 20110.42
September 30, 20110.52
September 15, 20110.48
August 31, 20110.49
August 15, 20110.55
July 29, 20110.61
July 15, 20110.55
June 30, 20110.45
June 15, 20110.5
May 31, 20110.49
May 13, 20110.34
April 29, 20110.32
April 15, 20110.34
March 31, 20110.3
March 15, 20110.31
February 28, 20110.29
February 15, 20110.26
January 31, 20110.2
January 14, 20110.2
December 31, 20100.29
December 15, 20100.23
November 30, 20100.24
November 15, 20100.29
October 29, 20100.36
October 15, 20100.37
September 30, 20100.45
September 15, 20100.51
August 31, 20100.6
August 13, 20100.6
July 30, 20100.55
July 15, 20100.65
June 30, 20100.76
June 15, 20100.76
May 28, 20100.92
May 14, 20100.96
April 30, 20100.83
April 15, 20100.8
March 31, 20100.81
March 15, 20101.02
February 26, 20101.19
February 12, 20101.05
January 29, 20100.95
January 15, 20101.95
December 31, 20091.92
December 15, 20092.04
November 30, 20091.91
November 13, 20091.52
October 30, 20091.39
October 15, 20091.38
September 30, 20091.09
August 31, 2009104.92
August 14, 20091.15
July 31, 20090.94
July 15, 20090.92
June 30, 20090.92
June 15, 20091.24
May 29, 20091.23
May 15, 20091.1
March 31, 20091.35
March 13, 20091.29
February 27, 20091.28
February 13, 20091.11
January 30, 20091.03
January 15, 20091.22
December 31, 20081.07
December 15, 20080.95
November 28, 20081.07
November 14, 20081.28
October 31, 20080.93
October 15, 20080.75
September 30, 20080.81
September 15, 20080.62
August 29, 20080.63
August 15, 20080.7
July 31, 20080.55
July 15, 20080.36
June 30, 20080.37
June 13, 20080.4
May 30, 20080.37
May 15, 20080.41
April 30, 20080.36
April 15, 20080.33
March 31, 20080.42
March 14, 20080.35
February 29, 20080.37
February 15, 20080.38
January 31, 20080.38
January 15, 20080.35
December 31, 20070.38
December 11, 20070.35
November 27, 20070.36
November 9, 20070.57
October 26, 20070.51
October 10, 20070.53
September 25, 20070.4
September 11, 20070.47
August 10, 20070.44
July 10, 20070.56
June 12, 20070.56
May 10, 20070.54
April 10, 20070.48
March 12, 20070.45
February 12, 20070.27
January 9, 20070.3
December 12, 20060.2
November 10, 20060.22
October 10, 20060.36
September 12, 20060.31
August 10, 20060.26
July 11, 20060.23
June 12, 20060.3
May 10, 20060.3
April 10, 20060.33
March 10, 20060.23
February 10, 20060.22
January 10, 20060.26
December 12, 20050.32
November 10, 20050.31
October 11, 20050.26
September 12, 20050.37
August 10, 20050.29
July 12, 20050.52
June 10, 20050.41
May 10, 20050.28
April 12, 20050.32
March 10, 20050.29
February 10, 20050.22
January 11, 20050.32
December 10, 20040.28
November 10, 20040.28
October 12, 20040.32
September 10, 20040.31
August 10, 20040.3
July 12, 20040.32
June 9, 20040.4
May 11, 20040.4
April 12, 20040.48
March 10, 20040.49
February 10, 20040.48
January 12, 20040.51
December 10, 20030.76
November 11, 20030.58
October 10, 20030.44
September 10, 20030.69
August 12, 20030.29
July 10, 20030.44
June 10, 20030.35
May 12, 20030.22
April 10, 20030.21
March 11, 20030.22
February 11, 20030.25
January 10, 20030.25
December 12, 20000.04
November 10, 20000.06
October 10, 20000.04

Institutional Ownership History (%)

This the Institutional Ownership History of United Microelectronics CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 20156
March 31, 20156
December 31, 20146
September 30, 20146
June 30, 20146
March 31, 20146
December 31, 20137
September 30, 20137
June 30, 20138
March 31, 20138
December 31, 20128
September 30, 20129
June 30, 201210
March 31, 20129
December 31, 20119
September 30, 20118
June 30, 201110
March 31, 20119
December 31, 20109
September 30, 20109
June 30, 201011
March 31, 201011
December 31, 200913
September 30, 200912
June 30, 200919
March 31, 200928
December 31, 200820
September 30, 200814
June 30, 20088
March 31, 20085
December 31, 20073

Insider ownership (%)

This is the historical insider ownership of United Microelectronics Corp. 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($1000)
Vanguard Group, Inc.   Premium Plus33,451,3222015-03-311.310.0181,621
Vanguard Emerging Markets Stock Idx Fund23,722,2952015-06-300.930.0748,631
Acadian Asset Management LLC   Premium Plus23,227,8242015-03-310.910.2656,675
Boston Co Asset Management LLC   Premium Plus12,166,0912015-03-310.480.0629,686
Segantii Capital Management Ltd   Premium Plus6,566,7242015-03-310.253.3315,298
Dreyfus Opportunistic Midcap Value Fund6,071,5402015-06-300.240.4812,447
Dreyfus Corporation6,071,5402015-06-300.240.4812,447
OZ Management LLC   Premium Plus4,927,0032015-03-310.190.0412,022
Vanguard Total Intl Stock Idx Fund4,917,4012015-06-300.190.0110,081
Russell Frank Co   Premium Plus4,169,1622015-03-310.160.0210,173

Add Notes, Comments

If you want to ask a question, or report a bug, please create a support ticket.

User Comments

No comment yet

Get WordPress Plugins for easy affiliate links on Stock Tickers and Guru Names | Earn affiliate commissions by embedding GuruFocus Charts
GuruFocus Affiliate Program: Earn up to $400 per referral. ( Learn More)

GuruFocus Premium Plus Membership

FEEDBACK