Mario Gabelli's IBM Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 17,943 shares of International Business Machines Corporation (IBM) worth $5.31 M, representing 0.05% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 51 quarters.
Based on 13F filings since 2013, Mario Gabelli has maintained a long-term strategic position in IBM, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2019, adding 10,653 shares. Largest reduction occurred in Q4 2014, reducing 17,100 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's International Business Machines Corporation (IBM) Holding Value Over Time
Track share changes against reported price movement
Quarterly International Business Machines Corporation (IBM) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -245 | Reduce 1.35% | 17,943 | $296.21 |
| Q3 2025 | +34 | Add 0.19% | 18,188 | $282.16 |
| Q2 2025 | -130 | Reduce 0.71% | 18,154 | $294.78 |
| Q1 2025 | -798 | Reduce 4.18% | 18,284 | $248.66 |
| Q4 2024 | -514 | Reduce 2.62% | 19,082 | $219.83 |
| Q3 2024 | -1,350 | Reduce 6.45% | 19,596 | $221.08 |
| Q2 2024 | +259 | Add 1.25% | 20,946 | $172.95 |
| Q1 2024 | -844 | Reduce 3.92% | 20,687 | $190.96 |
| Q4 2023 | -1,051 | Reduce 4.65% | 21,531 | $163.55 |
| Q3 2023 | -55 | Reduce 0.24% | 22,582 | $140.30 |
| Q2 2023 | +1,244 | Add 5.81% | 22,637 | $133.81 |
| Q1 2023 | -12,952 | Reduce 37.71% | 21,393 | $131.09 |
| Q4 2022 | -803 | Reduce 2.28% | 34,345 | $140.89 |
| Q3 2022 | -1,151 | Reduce 3.17% | 35,148 | $118.81 |
| Q2 2022 | -1,047 | Reduce 2.80% | 36,299 | $141.19 |
| Q1 2022 | +1,361 | Add 3.78% | 37,346 | $130.03 |
| Q4 2021 | +3,825 | Add 11.89% | 35,985 | $133.67 |
| Q3 2021 | +2,180 | Add 7.27% | 32,160 | $138.93 |
| Q2 2021 | -287 | Reduce 0.95% | 29,980 | $146.60 |
| Q1 2021 | -2,602 | Reduce 7.92% | 30,267 | $133.25 |
| Q4 2020 | -1,213 | Reduce 3.56% | 32,869 | $125.89 |
| Q3 2020 | +6,544 | Add 23.76% | 34,082 | $121.68 |
| Q2 2020 | -10,220 | Reduce 27.07% | 27,538 | $120.78 |
| Q1 2020 | +8,113 | Add 27.37% | 37,758 | $110.92 |
| Q4 2019 | +336 | Add 1.15% | 29,645 | $134.05 |
| Q3 2019 | +10,653 | Add 57.10% | 29,309 | $145.42 |
| Q2 2019 | -1,889 | Reduce 9.19% | 18,656 | $137.92 |
| Q1 2019 | +9,116 | Add 79.76% | 20,545 | $141.10 |
| Q4 2018 | -30 | Reduce 0.26% | 11,429 | $113.66 |
| Q3 2018 | -500 | Reduce 4.18% | 11,459 | $151.23 |
| Q2 2018 | -242 | Reduce 1.98% | 11,959 | $139.73 |
| Q1 2018 | +413 | Add 3.50% | 12,201 | $153.43 |
| Q4 2017 | -100 | Reduce 0.84% | 11,788 | $153.46 |
| Q3 2017 | -100 | Reduce 0.83% | 11,888 | $145.10 |
| Q2 2017 | -450 | Reduce 3.62% | 11,988 | $153.82 |
| Q1 2017 | +365 | Add 3.02% | 12,438 | $174.14 |
| Q4 2016 | -1,265 | Reduce 9.48% | 12,073 | $165.99 |
| Q3 2016 | -152 | Reduce 1.13% | 13,338 | $158.87 |
| Q2 2016 | -1,300 | Reduce 8.79% | 13,490 | $151.82 |
| Q1 2016 | +400 | Add 2.78% | 14,790 | $151.45 |
| Q4 2015 | -80 | Reduce 0.55% | 14,390 | $137.60 |
| Q3 2015 | -2,426 | Reduce 14.36% | 14,470 | $144.99 |
| Q2 2015 | -750 | Reduce 4.25% | 16,896 | $162.64 |
| Q1 2015 | +161 | Add 0.92% | 17,646 | $160.49 |
| Q4 2014 | -17,100 | Reduce 49.44% | 17,485 | $160.42 |
| Q3 2014 | -785 | Reduce 2.22% | 34,585 | $189.82 |
| Q2 2014 | +275 | Add 0.78% | 35,370 | $181.28 |
| Q1 2014 | -6,270 | Reduce 15.16% | 35,095 | $192.48 |
| Q4 2013 | +2,700 | Add 6.98% | 41,365 | $187.57 |
| Q3 2013 | +3,840 | Add 11.03% | 38,665 | $185.18 |
| Q2 2013 | +34,825 | Add 0.00% | 34,825 | $191.10 |
Mario Gabelli's International Business Machines Corporation Investment FAQs
Mario Gabelli first purchased International Business Machines Corporation (IBM) in Q2 2013, acquiring 34,825 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held International Business Machines Corporation (IBM) for 51 quarters since Q2 2013.
Mario Gabelli's largest addition to International Business Machines Corporation (IBM) was in Q2 2013, adding 34,825 shares worth $6.66 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 17,943 shares of International Business Machines Corporation (IBM), valued at approximately $5.31 M.
As of the Q4 2025 filing, International Business Machines Corporation (IBM) represents approximately 0.05% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in International Business Machines Corporation (IBM) was 41,365 shares, as reported at the end of Q4 2013.