Mason Hawkins - Southeastern Asset Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    49
Portfolio value:    $2,032,773,449
Holdings Activity Buys Sells    History
Holding/activity history for  Berkshire Hathaway CL B (BRK.B)
← All BRK.B superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2020   Q2 0 0.00 Sell 100.00% 0.17 $167.04–203.33 · VW $184.04i SEC
2020   Q1 38,700 0.17 Buy 0.17 $159.50–231.61 · VW $199.14i $7,076,000 SEC
2015   Q1 0 0.00 Sell 100.00% 0.01 $142.50–151.69 · VW $146.22i SEC
2014   Q4 16,800 0.01 Reduce 99.60% 3.16 $132.03–152.94 · VW $143.93i $2,523,000 SEC
2014   Q3 4,201,482 3.17 Reduce 2.34% 0.07 $122.72–142.45 · VW $133.30i $580,393,000 SEC
2014   Q2 4,302,129 2.89 Reduce 0.72% 0.02 $121.09–129.73 · VW $126.85i $544,478,000 SEC
2014   Q1 4,333,496 2.94 Add 2.20% 0.06 $108.12–125.91 · VW $116.52i $541,557,000 SEC
2013   Q4 4,240,058 2.46 Reduce 2.08% 0.05 $110.84–118.66 · VW $115.70i $502,701,000 SEC
2013   Q3 4,329,958 2.49 Reduce 7.91% 0.21 $110.72–119.30 · VW $114.45i $491,494,000 SEC
2013   Q2 4,702,096 2.63 Reduce 1.72% 0.04 $102.69–115.98 · VW $110.10i $526,259,000 SEC
2013   Q1 4,784,213 2.28 Reduce 2.39% 0.05 $91.29–104.48 · VW $99.22i $498,515,000 SEC
2012   Q4 4,901,280 2.03 Reduce 1.75% 0.04 $83.85–90.93 · VW $88.02i $439,645,000 SEC
2012   Q3 4,988,380 2.07 Add 0.24% <0.01 $82.12–89.95 · VW $85.38i $439,975,000 SEC
2012   Q2 4,976,260 2.06 Add 2328.63% 1.98 $78.21–83.33 · VW $80.68i $414,672,000 SEC
2012   Q1 204,900 0.08 Add 59.83% 0.03 $75.86–82.47 · VW $79.25i $16,628,000 SEC
2011   Q4 128,200 0.05 $76.30 $9,782,000 SEC
2011   Q3 128,200 0.05 Buy 0.05 $65.35–78.19 · VW $71.93i $9,107,000 SEC
Price snapshot:
Current price$496.85
52-week low$455.19
52-week high$516.85