Thomas Gayner - Markel Group
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    129
Portfolio value:    $11,938,885,174
Holdings Activity Buys Sells    History
Holding/activity history for  3M Co. (MMM)
← All MMM superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2025   Q3 0 0.00 Sell 100.00% 0.15 $144.25–164.15 · VW $154.53i SEC
2025   Q2 118,250 0.15 Reduce 59.74% 0.23 $121.98–154.73 · VW $142.98i $18,002,380 SEC
2025   Q1 293,750 0.38 $146.86 $43,140,125 SEC
2024   Q4 293,750 0.33 $129.09 $37,920,188 SEC
2024   Q3 293,750 0.36 $136.70 $40,155,625 SEC
2024   Q2 293,750 0.30 Reduce 16.39% 0.05 $88.23–106.04 · VW $98.82i $30,018,313 SEC
2024   Q1 351,325 0.31 $88.69 $31,158,063 SEC
2023   Q4 351,325 0.35 $91.40 $32,112,750 SEC
2023   Q3 351,325 0.33 $78.28 $27,500,875 SEC
2023   Q2 351,325 0.35 $83.69 $29,401,438 SEC
2023   Q1 351,325 0.39 Add 2.09% <0.01 $83.75–108.61 · VW $93.41i $30,876,063 SEC
2022   Q4 344,149 0.46 Add 6.67% 0.03 $89.52–111.96 · VW $100.59i $34,506,980 SEC
2022   Q3 322,621 0.44 $92.40 $29,809,000 SEC
2022   Q2 322,621 0.50 $108.20 $34,908,000 SEC
2022   Q1 322,621 0.48 Add 6.54% 0.03 $116.84–151.99 · VW $131.10i $40,161,000 SEC
2021   Q4 302,827 0.52 Add 2.43% 0.01 $141.45–155.77 · VW $148.58i $44,976,000 SEC
2021   Q3 295,651 0.55 Add 2.70% 0.01 $146.63–169.91 · VW $154.40i $43,363,000 SEC
2021   Q2 287,877 0.61 Add 1.09% <0.01 $157.72–174.71 · VW $166.17i $47,811,000 SEC
2021   Q1 284,768 0.64 Add 1.67% 0.01 $136.61–164.48 · VW $154.06i $45,877,000 SEC
2020   Q4 280,103 0.61 $146.15 $40,936,000 SEC
2020   Q3 280,103 0.64 $133.93 $37,514,000 SEC
2020   Q2 280,103 0.68 $130.43 $36,533,000 SEC
2020   Q1 280,103 0.60 Add 2.49% 0.01 $95.35–152.63 · VW $120.71i $31,970,000 SEC
2019   Q4 273,286 0.57 Add 2.47% 0.01 $125.90–149.82 · VW $141.08i $40,312,000 SEC
2019   Q3 266,708 0.56 Add 7.21% 0.04 $128.76–156.96 · VW $141.06i $36,661,000 SEC
2019   Q2 248,768 0.56 Add 1.96% 0.01 $133.21–183.74 · VW $153.96i $36,054,000 SEC
2019   Q1 243,984 0.72 $173.73 $42,387,000 SEC
2018   Q4 243,984 0.75 $159.31 $38,870,000 SEC
2018   Q3 243,984 0.73 $176.18 $42,985,000 SEC
2018   Q2 243,984 0.75 $164.48 $40,131,000 SEC
2018   Q1 243,984 0.86 $183.55 $44,782,000 SEC
2017   Q4 243,984 0.92 $196.80 $48,015,000 SEC
2017   Q3 243,984 0.87 $175.50 $42,820,000 SEC
2017   Q2 243,984 0.92 $174.07 $42,471,000 SEC
2017   Q1 243,984 0.89 $159.97 $39,031,000 SEC
2016   Q4 243,984 0.89 $149.31 $36,428,000 SEC
2016   Q3 243,984 0.94 $147.35 $35,951,000 SEC
2016   Q2 243,984 0.95 $146.42 $35,725,000 SEC
2016   Q1 243,984 0.93 $139.32 $33,993,000 SEC
2015   Q4 243,984 0.84 $125.95 $30,730,000 SEC
2015   Q3 243,984 0.77 $118.54 $28,921,000 SEC
2015   Q2 243,984 0.80 $129.01 $31,477,000 SEC
2015   Q1 243,984 0.87 $137.92 $33,649,000 SEC
2014   Q4 243,984 0.86 $137.39 $33,522,000 SEC
2014   Q3 243,984 0.84 $118.46 $28,902,000 SEC
2014   Q2 243,984 0.87 $119.77 $29,221,000 SEC
2014   Q1 243,984 0.88 Reduce 0.83% <0.01 $103.35–116.46 · VW $111.08i $27,675,000 SEC
2013   Q4 246,017 0.94 $117.27 $28,849,000 SEC
2013   Q3 246,017 0.87 Reduce 0.05% <0.01 $90.48–102.23 · VW $97.52i $24,562,000 SEC
2013   Q2 246,137 0.84 $91.43 $22,504,000 SEC
2013   Q1 246,137 0.85 Add 1.50% 0.01 $78.56–89.36 · VW $85.60i $21,878,000 SEC
2012   Q4 242,489 0.83 Reduce 0.17% <0.01 $72.53–79.82 · VW $76.66i $18,825,000 SEC
2012   Q3 242,908 0.88 Reduce 0.10% <0.01 $71.35–78.85 · VW $75.82i $18,771,000 SEC
2012   Q2 243,147 0.91 Reduce 0.25% <0.01 $68.55–75.21 · VW $72.89i $18,216,000 SEC
2012   Q1 243,745 0.90 Add 8.93% 0.07 $69.15–75.25 · VW $73.00i $18,181,000 SEC
2011   Q4 223,772 0.88 Add 18.57% 0.14 $57.38–69.48 · VW $65.07i $15,292,000 SEC
2011   Q3 188,729 0.73 $60.03 $11,329,000 SEC
2011   Q2 188,729 0.84 $79.31 $14,967,000 SEC
2011   Q1 188,729 0.86 Add 1.94% 0.02 $71.60–78.73 · VW $76.17i $14,754,000 SEC
2010   Q4 185,141 0.79 Add 3.48% 0.03 $69.40–76.50 · VW $72.68i $13,359,000 SEC
2010   Q3 178,922 0.84 Add 11.64% 0.09 $64.41–73.90 · VW $70.27i $12,972,000 SEC
2010   Q2 160,264 0.76 Add 7.54% 0.05 $57.66–75.69 · VW $66.46i $10,585,000 SEC
2010   Q1 149,022 0.70 Add 44.21% 0.21 $64.59–71.21 · VW $68.56i $10,413,000 SEC
2009   Q4 103,334 0.52 $69.12 $7,143,000 SEC
2009   Q3 103,334 0.50 Add 6.14% 0.03 $48.34–63.55 · VW $57.86i $6,376,000 SEC
2009   Q2 97,354 0.48 Add 13.53% 0.06 $40.74–51.39 · VW $47.46i $4,892,000 SEC
2009   Q1 85,753 0.39 Add 0.42% <0.01 $34.17–50.01 · VW $41.92i $3,565,000 SEC
2008   Q4 85,394 0.38 $48.11 $4,108,000 SEC
2008   Q3 85,394 0.33 $57.12 $4,878,000 SEC
2008   Q2 85,394 0.34 $58.18 $4,968,000 SEC
2008   Q1 85,394 0.33 Add 1.56% <0.01 $60.24–70.87 · VW $65.76i $5,651,000 SEC
2007   Q4 84,079 0.32 $70.49 $5,927,000 SEC
Price snapshot:
Current price$157.70
52-week low$138.62
52-week high$175.71