Warren Buffett - Berkshire Hathaway

History Stock Activity Share change % change to portfolio
Q3  2010
CMCSK-OLD - Comcast Corp. CL A Spl Reduce 98.44% 11,813,103 0.63
IR - Ingersoll Rand Inc. Reduce 88.71% 5,000,000 0.39
IRM - Iron Mountain Inc. Sell 100.00% 8,000,000 0.39
KMX - CarMax Inc. Sell 100.00% 7,725,900 0.33
NRG - NRG Energy Inc. Sell 100.00% 6,000,000 0.27
JNJ - Johnson & Johnson Add 3.16% 1,305,000 0.17
HD - Home Depot Sell 100.00% 2,757,898 0.17
PG - Procter & Gamble Reduce 1.67% 1,305,000 0.16
NLC - Nalco Holding Co. Reduce 32.87% 3,007,700 0.16
BK - Bank of New York Mellon Corp. Buy 1,992,759 0.11
MCO - Moody's Corp. Reduce 6.20% 1,910,120 0.10
FI - Fiserv Inc. Reduce 11.12% 1,956,800 0.05
Q2  2010
JNJ - Johnson & Johnson Add 72.95% 17,428,115 2.21
COP - ConocoPhillips Reduce 14.83% 5,069,612 0.54
FI - Fiserv Inc. Buy 17,600,000 0.43
PG - Procter & Gamble Reduce 1.30% 1,025,748 0.13
MDLZ - Mondelez International Reduce 1.42% 1,520,161 0.09
MTB - M&T Bank Corp. Reduce 3.59% 199,460 0.04
BDX - Becton Dickinson Add 8.36% 145,761 0.02
SNY - Sanofi Aventis Add 4.09% 159,742 0.01
IRM - Iron Mountain Inc. Add 2.63% 205,200 0.01
NLC - Nalco Holding Co. Add 1.67% 150,000 0.01
Q1  2010
MDLZ - Mondelez International Reduce 22.81% 31,537,755 1.87
PG - Procter & Gamble Reduce 9.61% 8,406,627 1.04
JNJ - Johnson & Johnson Reduce 11.95% 3,241,019 0.42
COP - ConocoPhillips Reduce 9.37% 3,532,081 0.35
MTB - M&T Bank Corp. Reduce 17.15% 1,151,779 0.18
RSG - Republic Services Add 30.60% 2,537,200 0.15
ELV - Elevance Health Inc. Sell 100.00% 1,343,820 0.14
COST - Costco Co. Reduce 17.52% 920,637 0.11
STI - SunTrust Banks Sell 100.00% 2,398,206 0.08
MCO - Moody's Corp. Reduce 3.24% 1,030,734 0.06
UNH - United Health Group Inc. Sell 100.00% 1,175,000 0.06
BDX - Becton Dickinson Add 16.28% 244,128 0.04
IRM - Iron Mountain Inc. Add 11.35% 794,800 0.04
GCI - Gannett Co. Reduce 20.98% 461,969 0.02
KMX - CarMax Inc. Reduce 3.43% 274,100 0.01
TRV - Travelers Companies Inc. Sell 100.00% 27,336 0.00
Q4  2009
COP - ConocoPhillips Reduce 34.34% 19,718,838 1.74
JNJ - Johnson & Johnson Reduce 26.50% 9,782,166 1.09
UNP - Union Pacific Sell 100.00% 19,116,000 0.99
PG - Procter & Gamble Reduce 9.15% 8,812,599 0.92
MCO - Moody's Corp. Reduce 18.88% 7,404,702 0.34
WFC - Wells Fargo Add 2.15% 6,732,728 0.31
RSG - Republic Services Add 128.70% 4,665,500 0.23
ELV - Elevance Health Inc. Reduce 60.41% 2,050,393 0.21
IRM - Iron Mountain Inc. Add 107.58% 3,627,800 0.15
NSC - Norfolk Southern Corp. Sell 100.00% 1,933,000 0.15
IR - Ingersoll Rand Inc. Reduce 27.57% 2,146,000 0.13
WMT - Walmart Inc. Add 3.17% 3,601,500 0.11
UNH - United Health Group Inc. Reduce 65.44% 2,225,000 0.11
XOM - Exxon Mobil Corp. Reduce 66.95% 854,490 0.10
BDX - Becton Dickinson Add 25.00% 300,000 0.04
KMX - CarMax Inc. Reduce 11.11% 1,000,000 0.04
GCI - Gannett Co. Reduce 36.12% 1,245,400 0.03
STI - SunTrust Banks Reduce 22.13% 681,572 0.02
Q3  2009
WMT - Walmart Inc. Add 89.71% 53,677,026 1.55
COP - ConocoPhillips Reduce 10.94% 7,055,591 0.56
WFC - Wells Fargo Add 3.55% 10,746,445 0.54
MCO - Moody's Corp. Reduce 18.29% 8,780,688 0.32
NSRGY - Nestle Buy 3,400,000 0.26
ETN - Eaton Corp. Sell 100.00% 4,000,000 0.18
RSG - Republic Services Buy 3,625,000 0.17
WBC - WABCO Holdings Inc. Sell 100.00% 2,700,000 0.10
NRG - NRG Energy Inc. Reduce 16.67% 1,200,000 0.06
XOM - Exxon Mobil Corp. Add 49.36% 421,800 0.05
ELV - Elevance Health Inc. Reduce 3.02% 105,787 0.01
STI - SunTrust Banks Reduce 3.90% 124,822 0.00
TRV - Travelers Companies Inc. Buy 27,336 0.00
Q2  2009
CEG - Constellation Energy Corp. Sell 100.00% 14,828,207 0.75
COP - ConocoPhillips Reduce 9.47% 6,742,337 0.58
JNJ - Johnson & Johnson Add 13.55% 4,405,742 0.51
BDX - Becton Dickinson Buy 1,200,000 0.17
ELV - Elevance Health Inc. Reduce 26.74% 1,277,300 0.13
XOM - Exxon Mobil Corp. Buy 854,490 0.12
ETN - Eaton Corp. Reduce 37.50% 2,400,000 0.11
KMX - CarMax Inc. Reduce 25.00% 3,000,000 0.09
UNH - United Health Group Inc. Reduce 24.44% 1,100,000 0.05
HD - Home Depot Reduce 25.46% 942,102 0.04
Q1  2009
BNI - Burlington Northern Santa Fe Add 9.54% 6,687,200 0.98
COP - ConocoPhillips Reduce 10.85% 8,668,177 0.83
JNJ - Johnson & Johnson Add 13.62% 3,897,300 0.50
WFC - Wells Fargo Add 4.26% 12,364,344 0.43
CEG - Constellation Energy Corp. Reduce 25.48% 5,069,115 0.26
KMX - CarMax Inc. Reduce 31.96% 5,636,500 0.17
UNH - United Health Group Inc. Reduce 28.57% 1,800,000 0.09
UNP - Union Pacific Add 7.32% 1,304,000 0.07
USB - U.S. Bancorp Add 2.20% 1,488,000 0.05
NLC - Nalco Holding Co. Add 2.99% 260,900 0.01
Q4  2008
JNJ - Johnson & Johnson Reduce 53.67% 33,142,857 3.82
BUD - Anheuser-Busch InBev Sell 100.00% 13,845,000 1.29
PG - Procter & Gamble Reduce 9.00% 9,530,990 1.14
CEG - Constellation Energy Corp. Buy 19,897,322 0.96
BNI - Burlington Northern Santa Fe Add 9.88% 6,304,411 0.92
COP - ConocoPhillips Reduce 4.84% 4,059,527 0.41
USB - U.S. Bancorp Reduce 7.38% 5,385,700 0.26
NLC - Nalco Holding Co. Buy 8,739,100 0.19
NRG - NRG Energy Inc. Add 44.00% 2,200,000 0.10
IR - Ingersoll Rand Inc. Add 38.07% 2,146,000 0.07
ETN - Eaton Corp. Add 10.01% 582,600 0.03