Edgar Wachenheim - Greenhaven Associates Inc
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    27
Portfolio value:    $6,071,579,036
Holdings Activity Buys Sells    History
Holding/activity history for  3M Co. (MMM)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2024   Q3 0 0.00 Sell 100.00% <0.01 SEC
2024   Q2 2,368 <0.01 $102.19 $241,986 SEC
2024   Q1 2,368 <0.01 $106.07 $251,174 SEC
2023   Q4 2,368 <0.01 $109.32 $258,870 SEC
2023   Q3 2,368 <0.01 $93.62 $221,692 SEC
2023   Q2 2,368 <0.01 $100.09 $237,013 SEC
2023   Q1 2,368 <0.01 $105.11 $248,900 SEC
2022   Q4 2,368 0.01 $119.92 $283,971 SEC
2022   Q3 2,368 0.01 Reduce 5.28% <0.01 $110.64 $262,000 SEC
2022   Q2 2,500 0.01 $129.60 $324,000 SEC
2022   Q1 2,500 0.01 $148.80 $372,000 SEC
2021   Q4 2,500 0.01 $177.60 $444,000 SEC
2021   Q3 2,500 0.01 $175.60 $439,000 SEC
2021   Q2 2,500 0.01 $198.80 $497,000 SEC
2021   Q1 2,500 0.01 $192.80 $482,000 SEC
2020   Q4 2,500 0.01 Reduce 50.00% 0.01 $174.80 $437,000 SEC
2020   Q3 5,000 0.02 $160.20 $801,000 SEC
2020   Q2 5,000 0.02 Reduce 60.94% 0.04 $156.00 $780,000 SEC
2020   Q1 12,800 0.07 Reduce 48.80% 0.05 $136.48 $1,747,000 SEC
2019   Q4 25,000 0.10 $176.44 $4,411,000 SEC
2019   Q3 25,000 0.08 $164.40 $4,110,000 SEC
2019   Q2 25,000 0.08 $173.36 $4,334,000 SEC
2019   Q1 25,000 0.09 Reduce 50.00% 0.09 $207.80 $5,195,000 SEC
2018   Q4 50,000 0.18 $190.54 $9,527,000 SEC
2018   Q3 50,000 0.16 Reduce 4.68% <0.01 $210.72 $10,536,000 SEC
2018   Q2 52,453 0.15 Add 4.91% <0.01 $196.73 $10,319,000 SEC
2018   Q1 50,000 0.17 $219.52 $10,976,000 SEC
2017   Q4 50,000 0.18 $235.38 $11,769,000 SEC
2017   Q3 50,000 0.16 $209.90 $10,495,000 SEC
2017   Q2 50,000 0.16 $208.20 $10,410,000 SEC
2017   Q1 50,000 0.15 $191.34 $9,567,000 SEC
2016   Q4 50,000 0.15 $178.58 $8,929,000 SEC
2016   Q3 50,000 0.17 Reduce 77.73% 0.60 $176.24 $8,812,000 SEC
2016   Q2 224,529 0.77 Reduce 55.35% 0.89 $175.12 $39,320,000 SEC
2016   Q1 502,855 1.60 Reduce 72.87% 3.87 $166.63 $83,791,000 SEC
2015   Q4 1,853,735 5.31 Reduce 17.65% 1.12 $150.64 $279,247,000 SEC
2015   Q3 2,251,149 6.37 Add 12.62% 0.71 $141.77 $319,145,000 SEC
2015   Q2 1,998,869 5.64 Add 25.81% 1.16 $154.30 $308,425,000 SEC
2015   Q1 1,588,804 4.72 Reduce 28.32% 1.86 $164.95 $262,073,000 SEC
2014   Q4 2,216,554 6.56 Reduce 19.25% 1.44 $164.32 $364,224,000 SEC
2014   Q3 2,744,842 7.48 Add 1.75% 0.13 $141.68 $388,889,000 SEC
2014   Q2 2,697,517 7.36 Add 1.42% 0.10 $143.24 $386,392,000 SEC
2014   Q1 2,659,869 7.42 Add 3.63% 0.26 $135.66 $360,838,000 SEC
2013   Q4 2,566,611 7.55 Reduce 2.16% 0.21 $140.25 $359,967,000 SEC
2013   Q3 2,623,166 9.92 Reduce 4.48% 0.36 $119.41 $313,232,000 SEC
2013   Q2 2,746,329 8.03 Reduce 0.56% 0.05 $109.35 $300,311,000 SEC
2013   Q1 2,761,809 8.05 Reduce 4.42% 0.36 $106.28 $293,525,000 SEC
2012   Q4 2,889,389 8.17 Reduce 7.43% 0.66 $92.85 $268,280,000 SEC
2012   Q3 3,121,414 8.92 Reduce 6.51% 0.62 $92.42 $288,481,000 SEC
2012   Q2 3,338,653 9.56 Reduce 3.29% 0.40 $89.60 $299,143,000 SEC
2012   Q1 3,452,373 12.18 Reduce 4.51% 0.45 $89.21 $307,986,000 SEC
2011   Q4 3,615,550 9.91 Reduce 1.55% 0.19 $81.73 $295,499,000 SEC
2011   Q2 3,672,625 12.08 Add 1.08% 0.13 $94.85 $348,348,000 SEC
2011   Q1 3,633,425 14.07 Add 11.81% 1.49 $93.50 $339,725,000 SEC
2010   Q4 3,249,598 12.76 Add 1.82% 0.23 $86.30 $280,440,000 SEC
2010   Q3 3,191,395 11.04 Reduce 2.88% 0.33 $86.71 $276,726,000 SEC
2010   Q2 3,286,100 11.49 Add 0.32% 0.04 $78.99 $259,569,000 SEC
2010   Q1 3,275,695 14.53 Add 1.15% 0.17 $83.57 $273,750,000 SEC
2009   Q4 3,238,345 11.53 Reduce 0.49% 0.06 $82.67 $267,714,000 SEC
2009   Q3 3,254,425 11.71 Add 0.29% 0.03 $73.80 $240,177,000 SEC
2009   Q2 3,245,138 15.42 Add 8.92% 1.26 $60.10 $195,033,000 SEC
2009   Q1 2,979,338 18.85 Reduce 19.07% 3.89 $49.72 $148,133,000 SEC
2008   Q4 3,681,481 20.40 Reduce 21.11% 3.84 $57.54 $211,832,000 SEC
2008   Q3 4,666,425 18.19 Reduce 4.43% 0.68 $68.31 $318,763,000 SEC
2008   Q2 4,882,720 15.28 Add 0.50% 0.08 $69.59 $339,788,000 SEC
2008   Q1 4,858,420 14.51 Add 5.83% 0.80 $79.15 $384,544,000 SEC
2007   Q4 4,590,700 12.94 Reduce 3.47% 0.51 $84.32 $387,088,000 SEC
2007   Q3 4,755,700 14.57 Reduce 4.48% 0.68 $93.58 $445,038,000 SEC
2007   Q2 4,978,500 15.09 Reduce 0.04% <0.01 $86.79 $432,084,000 SEC
2007   Q1 4,980,500 11.13 Add 22.34% 2.03 $76.43 $380,660,000 SEC
2006   Q4 4,071,000 10.50 Buy 10.50 $77.93 $317,253,000 SEC