International Business Machines (IBM)

Sector:Information Technology
Super Investor Stats:
Ownership count:3
Ownership rank:299
% of all portfolios:0.001%
Hold Price * :$242.59
History Portfolio Manager Activity Share change % change to portfolio ▼
Q1  2026
≡ David Katz - Matrix Asset Advisors Sell 100.00% 819 0.02
≡ Dodge & Cox Funds Reduce 0.25% 115 0.00
≡ Thomas Russo - Gardner Russo & Quinn Sell 100.00% 750 0.00
Q4  2025
≡ Kahn Brothers Group Reduce 18.57% 280 0.01
≡ Dodge & Cox Funds Reduce 1.03% 486 0.00
≡ Mairs & Power Funds Reduce 2.05% 76 0.00
≡ David Katz - Matrix Asset Advisors Reduce 3.08% 26 0.00
Q3  2025
≡ Dodge & Cox Funds Reduce 1.84% 883 0.00
≡ Mairs & Power Funds Reduce 1.88% 71 0.00
Q2  2025
≡ David Katz - Matrix Asset Advisors Reduce 25.60% 289 0.01
Q1  2025
≡ Dodge & Cox Funds Reduce 0.65% 221 0.00
Q4  2024
≡ Dodge & Cox Funds Reduce 0.44% 150 0.00
Q2  2024
≡ David Katz - Matrix Asset Advisors Sell 100.00% 1,117 0.03
≡ Mairs & Power Funds Sell 100.00% 1,117 0.00
Q1  2024
≡ Lee Ainslie - Maverick Capital Sell 100.00% 13,532 0.05
≡ David Katz - Matrix Asset Advisors Reduce 23.23% 338 0.01
Q3  2023
≡ Lee Ainslie - Maverick Capital Sell 100.00% 8,789 0.03
Q3  2022
≡ David Katz - Matrix Asset Advisors Sell 100.00% 1,485 0.03
Q2  2022
≡ Lee Ainslie - Maverick Capital Sell 100.00% 11,621 0.03
Q1  2021
≡ Torray Funds Sell 100.00% 115,232 2.39
≡ David Katz - Matrix Asset Advisors Sell 100.00% 47,697 1.01
Q4  2020
≡ Torray Funds Reduce 2.61% 3,089 0.06
Q3  2020
≡ Torray Funds Reduce 1.64% 1,974 0.04
Q2  2020
≡ Torray Funds Reduce 1.95% 2,395 0.05
Q4  2019
≡ Robert Olstein - Olstein Capital Management Sell 100.00% 45,000 1.02
≡ Torray Funds Reduce 1.64% 2,005 0.05
Q3  2019
≡ Robert Olstein - Olstein Capital Management Reduce 6.25% 3,000 0.07
≡ Lee Ainslie - Maverick Capital Sell 100.00% 14,880 0.03
≡ Torray Funds Reduce 0.03% 39 0.00
Q2  2019
≡ Thomas Russo - Gardner Russo & Quinn Sell 100.00% 1,512 0.00
Q1  2019
≡ Robert Olstein - Olstein Capital Management Reduce 21.95% 13,500 0.32
Q4  2018
≡ Thomas Russo - Gardner Russo & Quinn Sell 100.00% 1,571 0.00
Q3  2018
≡ Prem Watsa - Fairfax Financial Holdings Sell 100.00% 265,700 2.98
≡ Thomas Russo - Gardner Russo & Quinn Reduce 71.45% 3,932 0.00
Q2  2018
≡ Robert Olstein - Olstein Capital Management Reduce 8.47% 5,000 0.09
≡ Thomas Gayner - Markel Group Sell 100.00% 15,700 0.05
≡ Thomas Russo - Gardner Russo & Quinn Reduce 10.85% 670 0.00
Q1  2018
≡ Warren Buffett - Berkshire Hathaway Sell 100.00% 2,048,045 0.16
≡ Thomas Russo - Gardner Russo & Quinn Reduce 18.65% 1,415 0.00
Q4  2017
≡ Warren Buffett - Berkshire Hathaway Reduce 94.47% 34,978,653 2.73
≡ Prem Watsa - Fairfax Financial Holdings Reduce 5.51% 15,500 0.17
≡ Thomas Russo - Gardner Russo & Quinn Reduce 7.28% 596 0.00
≡ Kahn Brothers Group Sell 100.00% 50 0.00
Q3  2017
≡ Prem Watsa - Fairfax Financial Holdings Reduce 57.52% 380,700 4.52
≡ Warren Buffett - Berkshire Hathaway Reduce 31.54% 17,057,975 1.39
≡ Thomas Russo - Gardner Russo & Quinn Reduce 8.39% 750 0.00
≡ Kahn Brothers Group Reduce 98.50% 3,273 0.00
Q2  2017
≡ Prem Watsa - Fairfax Financial Holdings Reduce 51.40% 700,000 9.54
≡ Warren Buffett - Berkshire Hathaway Reduce 16.23% 10,477,282 0.99
≡ Kahn Brothers Group Reduce 42.54% 2,460 0.06
≡ Thomas Russo - Gardner Russo & Quinn Reduce 2.46% 225 0.00
Q1  2017
≡ Warren Buffett - Berkshire Hathaway Reduce 20.52% 16,670,348 1.79
≡ Kahn Brothers Group Reduce 1.70% 100 0.00
≡ Thomas Russo - Gardner Russo & Quinn Reduce 4.08% 390 0.00
Q4  2016
≡ Prem Watsa - Fairfax Financial Holdings Reduce 0.04% 600 0.01
≡ Thomas Russo - Gardner Russo & Quinn Reduce 11.16% 1,200 0.00
Q3  2016
≡ Kahn Brothers Group Reduce 20.05% 1,475 0.04
≡ Thomas Russo - Gardner Russo & Quinn Reduce 4.66% 525 0.00
Q2  2016
≡ Kahn Brothers Group Reduce 54.84% 4,035 0.10
Q1  2016
≡ Bruce Berkowitz - Fairholme Capital Sell 100.00% 47,900 0.27
≡ Thomas Russo - Gardner Russo & Quinn Reduce 5.04% 460 0.00
Q4  2015
≡ Bruce Berkowitz - Fairholme Capital Reduce 93.65% 706,500 3.98
≡ Prem Watsa - Fairfax Financial Holdings Reduce 0.04% 600 0.01
≡ Thomas Russo - Gardner Russo & Quinn Reduce 1.68% 156 0.00
Q3  2015
≡ Thomas Russo - Gardner Russo & Quinn Reduce 2.46% 234 0.00
Q2  2015
≡ Leon Cooperman Sell 100.00% 333,067 0.87
≡ Thomas Russo - Gardner Russo & Quinn Reduce 0.26% 25 0.00
Q1  2015
≡ Thomas Russo - Gardner Russo & Quinn Reduce 3.05% 300 0.00
Q4  2014
≡ Kahn Brothers Group Reduce 1.38% 100 0.00
≡ Thomas Russo - Gardner Russo & Quinn Reduce 5.80% 606 0.00
Q3  2014
≡ Thomas Russo - Gardner Russo & Quinn Reduce 9.52% 1,100 0.00
Q2  2014
≡ Kahn Brothers Group Reduce 0.76% 25 0.00
≡ Thomas Russo - Gardner Russo & Quinn Reduce 15.13% 2,060 0.00
Q1  2014
≡ Thomas Gayner - Markel Group Sell 100.00% 24,200 0.14
≡ Thomas Russo - Gardner Russo & Quinn Reduce 18.32% 3,053 0.01
Q2  2013
≡ Kahn Brothers Group Reduce 27.27% 1,231 0.04
Q4  2012
≡ Kahn Brothers Group Reduce 12.59% 650 0.02
≡ Thomas Gayner - Markel Group Reduce 0.99% 200 0.00
≡ Thomas Russo - Gardner Russo & Quinn Reduce 1.89% 208 0.00
Q2  2012
≡ Robert Olstein - Olstein Capital Management Sell 100.00% 24,400 0.90
≡ Kahn Brothers Group Reduce 5.49% 300 0.01
≡ Thomas Gayner - Markel Group Reduce 0.98% 200 0.00
≡ Thomas Russo - Gardner Russo & Quinn Reduce 1.46% 163 0.00
Q1  2012
≡ Robert Olstein - Olstein Capital Management Reduce 6.15% 1,600 0.06
Q4  2011
≡ Robert Olstein - Olstein Capital Management Reduce 7.14% 2,000 0.07
≡ Thomas Russo - Gardner Russo & Quinn Reduce 23.56% 2,616 0.01
Q3  2011
≡ Robert Olstein - Olstein Capital Management Reduce 36.36% 16,000 0.59
≡ David Katz - Matrix Asset Advisors Sell 100.00% 3,200 0.56
Q2  2011
≡ Thomas Russo - Gardner Russo & Quinn Reduce 1.30% 145 0.00
Q3  2010
≡ Thomas Gayner - Markel Group Reduce 0.24% 50 0.00
Q1  2010
≡ Thomas Russo - Gardner Russo & Quinn Reduce 16.15% 1,050 0.01
Q3  2009
≡ Thomas Russo - Gardner Russo & Quinn Reduce 27.57% 2,475 0.02
Q2  2009
≡ Robert Olstein - Olstein Capital Management Reduce 28.32% 14,300 0.29
≡ Thomas Russo - Gardner Russo & Quinn Reduce 0.16% 14 0.00
Q3  2008
≡ Robert Olstein - Olstein Capital Management Sell 100.00% 72,900 0.94
Q1  2008
≡ Robert Olstein - Olstein Capital Management Reduce 64.16% 130,500 1.36
≡ Thomas Gayner - Markel Group Reduce 0.24% 50 0.00
Q4  2007
≡ Robert Olstein - Olstein Capital Management Reduce 11.87% 27,400 0.21

* "Hold Price" is the last known price at which an investor still held a security. It is the closing price of the security as of the portfolio date (quarter end). This value is only provided when a security is owned by at least two investors. In the case of reporting dates being different, a weighted average price is calculated.