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  ATN International Inc. (ATNI)
← All ATNI superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2021   Q4 0 0.00 Sell 100.00% 0.59 $37.51–47.86 · VW $40.94i SEC
2021   Q3 93,903 0.59 $46.86 $4,400,000 SEC
2021   Q2 93,903 0.57 $45.49 $4,272,000 SEC
2021   Q1 93,903 0.61 Add 55.83% 0.22 $41.93–52.65 · VW $47.23i $4,613,000 SEC
2020   Q4 60,261 0.35 Reduce 16.80% 0.08 $40.99–52.37 · VW $46.40i $2,517,000 SEC
2020   Q3 72,427 0.50 $50.15 $3,632,000 SEC
2020   Q2 72,427 0.61 Reduce 33.55% 0.32 $51.13–79.64 · VW $61.31i $4,387,000 SEC
2020   Q1 109,002 0.95 Reduce 20.08% 0.15 $37.01–70.00 · VW $56.18i $6,400,000 SEC
2019   Q4 136,395 0.75 Add 0.14% <0.01 $53.22–64.91 · VW $57.51i $7,555,000 SEC
2019   Q3 136,210 0.72 $58.37 $7,951,000 SEC
2019   Q2 136,210 0.66 $57.73 $7,864,000 SEC
2019   Q1 136,210 0.64 Add 18.39% 0.10 $53.86–79.52 · VW $64.50i $8,266,000 SEC
2018   Q4 115,053 0.67 $71.53 $8,230,000 SEC
2018   Q3 115,053 0.48 $73.89 $8,501,000 SEC
2018   Q2 115,053 0.30 Buy 0.30 $49.34–67.90 · VW $54.61i $6,072,000 SEC