Martin Whitman - Third Avenue Management
Holding/activity history for White Mountains Insurance Group, Ltd. (WTM)
← All WTM superinvestors
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2018 Q4 | 0 | 0.00 | Sell 100.00% | 1.51 | $832.88–942.35 · VW $877.64i | SEC | |
| 2018 Q3 | 28,649 | 1.51 | Reduce 0.33% | <0.01 | $895.01–980.89 · VW $937.26i | $26,812,000 | SEC |
| 2018 Q2 | 28,745 | 1.29 | Reduce 15.94% | 0.23 | $804.40–933.70 · VW $881.57i | $26,061,000 | SEC |
| 2018 Q1 | 34,195 | 1.43 | Add 1.03% | 0.01 | $786.23–858.09 · VW $822.28i | $28,127,000 | SEC |
| 2017 Q4 | 33,848 | 1.39 | Add 3.83% | 0.05 | $841.33–903.26 · VW $865.29i | $28,815,000 | SEC |
| 2017 Q3 | 32,601 | 1.27 | Reduce 1.31% | 0.02 | $838.65–888.00 · VW $861.22i | $27,940,000 | SEC |
| 2017 Q2 | 33,035 | 1.30 | Reduce 48.69% | 1.29 | $845.41–900.05 · VW $871.36i | $28,696,000 | SEC |
| 2017 Q1 | 64,386 | 2.64 | Add 0.46% | 0.01 | $834.20–948.94 · VW $887.67i | $56,652,000 | SEC |
| 2016 Q4 | 64,091 | 2.49 | Reduce 3.04% | 0.08 | $815.04–874.69 · VW $841.93i | $53,583,000 | SEC |
| 2016 Q3 | 66,101 | 2.59 | Reduce 3.35% | 0.09 | $804.44–852.58 · VW $829.01i | $54,864,000 | SEC |
| 2016 Q2 | 68,390 | 2.63 | Reduce 5.49% | 0.13 | $786.33–845.37 · VW $824.57i | $57,584,000 | SEC |
| 2016 Q1 | 72,359 | 2.29 | Reduce 18.96% | 0.41 | $689.31–809.99 · VW $767.30i | $58,075,000 | SEC |
| 2015 Q4 | 89,287 | 2.16 | Reduce 18.76% | 0.43 | $721.00–808.00 · VW $751.94i | $64,895,000 | SEC |
| 2015 Q3 | 109,906 | 2.30 | Reduce 16.02% | 0.36 | $645.00–778.19 · VW $723.50i | $82,133,000 | SEC |
| 2015 Q2 | 130,867 | 2.23 | Reduce 12.74% | 0.35 | $635.00–704.50 · VW $664.81i | $85,710,000 | SEC |
| 2015 Q1 | 149,970 | 2.72 | Reduce 2.91% | 0.08 | $618.00–696.48 · VW $666.33i | $102,658,000 | SEC |
| 2014 Q4 | 154,458 | 2.61 | Reduce 15.14% | 0.39 | $610.00–682.87 · VW $640.99i | $97,326,000 | SEC |
| 2014 Q3 | 182,014 | 2.57 | Reduce 5.03% | 0.12 | $599.35–645.00 · VW $624.81i | $114,681,000 | SEC |
| 2014 Q2 | 191,647 | 2.39 | Add 0.04% | <0.01 | $583.51–608.63 · VW $600.19i | $116,605,000 | SEC |
| 2014 Q1 | 191,574 | 2.36 | Reduce 30.29% | 0.98 | $557.26–603.88 · VW $587.01i | $114,925,000 | SEC |
| 2013 Q4 | 274,818 | 3.22 | Add 1.47% | 0.05 | $566.30–606.94 · VW $592.11i | $165,737,000 | SEC |
| 2013 Q3 | 270,824 | 3.15 | Add 1.33% | 0.04 | $555.51–615.88 · VW $579.67i | $153,725,000 | SEC |
| 2013 Q2 | 267,273 | 3.24 | Buy | 3.24 | $561.79–615.00 · VW $583.91i | $153,666,000 | SEC |
| 2008 Q1 | 0 | 0.00 | Sell 100.00% | 0.01 | $449.36–512.96 · VW $480.77i | SEC | |
| 2007 Q4 | 30,894 | 0.01 | Buy | 0.01 | $492.00–566.50 · VW $524.18i | $60,100 | SEC |
| 2006 Q3 | 0 | 0.00 | Sell 100.00% | 0.02 | $447.00–537.00 · VW $493.65i | SEC | |
| 2006 Q2 | 29,804 | 0.02 | Reduce 18.08% | <0.01 | $465.01–591.00 · VW $514.34i | $61,200 | SEC |
| 2006 Q1 | 36,383 | 0.02 | Buy | 0.02 | $517.00–594.50 · VW $568.67i | $61,200 | SEC |
Price snapshot:
Current price$2,174.96
52-week low$1,647.25
52-week high$2,333.00