Martin Whitman - Third Avenue Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    53
Portfolio value:    $616,036,133
Holdings Activity Buys Sells    History
Holding/activity history for  Alleghany Corp. (Y)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2018   Q3 0 0.00 Sell 100.00% 2.02 SEC
2018   Q2 70,805 2.02 Add 0.05% <0.01 $574.97 $40,711,000 SEC
2018   Q1 70,772 2.21 Add 2.25% 0.05 $614.45 $43,486,000 SEC
2017   Q4 69,217 1.98 $596.10 $41,260,000 SEC
2017   Q3 69,217 1.75 Reduce 10.90% 0.23 $554.01 $38,347,000 SEC
2017   Q2 77,682 2.09 Reduce 0.14% <0.01 $594.81 $46,206,000 SEC
2017   Q1 77,789 2.22 Reduce 5.54% 0.13 $614.66 $47,814,000 SEC
2016   Q4 82,354 2.33 Reduce 0.32% <0.01 $608.12 $50,081,000 SEC
2016   Q3 82,618 2.04 Reduce 0.43% <0.01 $525.02 $43,376,000 SEC
2016   Q2 82,977 2.08 Reduce 4.03% 0.07 $549.57 $45,602,000 SEC
2016   Q1 86,464 1.69 Reduce 3.95% 0.06 $496.19 $42,903,000 SEC
2015   Q4 90,024 1.43 Reduce 14.10% 0.19 $477.93 $43,025,000 SEC
2015   Q3 104,799 1.37 Reduce 6.49% 0.09 $468.11 $49,057,000 SEC
2015   Q2 112,074 1.37 Reduce 9.87% 0.16 $468.76 $52,536,000 SEC
2015   Q1 124,343 1.60 Reduce 9.50% 0.16 $487.00 $60,555,000 SEC
2014   Q4 137,394 1.71 Reduce 24.04% 0.41 $463.50 $63,682,000 SEC
2014   Q3 180,888 1.70 Reduce 16.36% 0.32 $418.15 $75,638,000 SEC
2014   Q2 216,277 1.95 Reduce 4.00% 0.08 $438.12 $94,756,000 SEC
2014   Q1 225,281 1.88 Add 6.44% 0.11 $407.38 $91,775,000 SEC
2013   Q4 211,651 1.65 Reduce 12.58% 0.26 $399.96 $84,652,000 SEC
2013   Q3 242,104 2.03 Buy 2.03 $409.65 $99,178,000 SEC