Irving Kahn - Kahn Brothers Group Inc
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    47
Portfolio value:    $564,065,307
Holdings Activity Buys Sells    History
Holding/activity history for  BlackBerry Ltd. (BB)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2024   Q1 0 0.00 Sell 100.00% 0.70 SEC
2023   Q4 1,256,824 0.70 Reduce 8.93% 0.09 $3.54 $4,449,826 SEC
2023   Q3 1,380,056 1.02 Reduce 1.86% 0.02 $4.71 $6,499,826 SEC
2023   Q2 1,406,245 1.14 Reduce 0.47% <0.01 $5.53 $7,776,318 SEC
2023   Q1 1,412,945 0.93 Reduce 0.57% <0.01 $4.56 $6,443,000 SEC
2022   Q4 1,420,998 0.61 Reduce 3.79% 0.04 $3.26 $4,632,000 SEC
2022   Q3 1,476,968 1.08 Reduce 1.45% 0.02 $4,700.17 $6,942,000,000 SEC
2022   Q2 1,498,728 1.09 Reduce 0.41% <0.01 $5,389.90 $8,078,000,000 SEC
2022   Q1 1,504,855 1.43 Reduce 2.53% <0.01 $7,459.85 $11,226,000,000 SEC
2021   Q4 1,543,947 0.20 Reduce 10.21% 0.25 $934.94 $1,443,504,000 SEC
2021   Q3 1,719,517 2.43 Reduce 2.46% 0.08 $9,730.00 $16,730,900,000 SEC
2021   Q2 1,762,887 3.18 Reduce 33.96% 1.21 $12,220.00 $21,542,479,000 SEC
2021   Q1 2,669,291 3.56 Reduce 43.57% 2.40 $8,430.00 $22,502,122,000 SEC
2020   Q4 4,730,266 5.51 Reduce 13.04% 0.63 $6,630.00 $31,361,663,000 SEC
2020   Q3 5,439,576 4.81 Reduce 4.81% 0.23 $4,590.00 $24,967,654,000 SEC
2020   Q2 5,714,586 4.79 Reduce 1.84% 0.08 $4,890.00 $27,944,326,000 SEC
2020   Q1 5,821,886 4.44 Add 0.13% <0.01 $4,130.00 $24,044,389,000 SEC
2019   Q4 5,814,135 4.58 Add 2.71% 0.12 $6,420.00 $37,326,747,000 SEC
2019   Q3 5,660,881 3.78 Add 1.75% 0.06 $5,250.00 $29,719,626,000 SEC
2019   Q2 5,563,690 5.27 Add 21.96% 0.95 $7,460.00 $41,505,127,000 SEC
2019   Q1 4,561,825 7.28 Reduce 0.53% 0.03 $10,090.00 $46,028,815,000 SEC
2018   Q4 4,586,225 5.95 Add 0.32% 0.02 $7,110.00 $32,608,060,000 SEC
2018   Q3 4,571,660 8.06 Reduce 0.78% 0.06 $11,380.00 $52,025,490,000 SEC
2018   Q2 4,607,810 7.14 Add 3.23% 0.22 $9,650.00 $44,465,367,000 SEC
2018   Q1 4,463,510 8.26 Reduce 1.88% 0.15 $11,500.00 $51,330,365,000 SEC
2017   Q4 4,548,910 8.10 Add 2.45% 0.19 $11,170.00 $50,811,325,000 SEC
2017   Q3 4,440,110 7.71 Reduce 1.78% 0.12 $11,180.00 $49,640,430,000 SEC
2017   Q2 4,520,660 7.01 Reduce 0.12% <0.01 $9,990.00 $45,161,393,000 SEC
2017   Q1 4,526,260 6.12 Add 3.91% 0.23 $7,750.00 $35,078,515,000 SEC
2016   Q4 4,355,810 5.18 Add 0.29% 0.02 $6,890.00 $30,011,531,000 SEC
2016   Q3 4,343,060 7.43 Add 8.16% 0.56 $7,980.00 $34,657,619,000 SEC
2016   Q2 4,015,560 6.07 Add 0.51% 0.03 $6,710.00 $26,944,408,000 SEC
2016   Q1 3,995,360 6.78 Add 5.10% 0.33 $8,090.00 $32,322,462,000 SEC
2015   Q4 3,801,352 6.94 Add 5.32% 0.35 $9,280.00 $35,276,547,000 SEC
2015   Q3 3,609,402 4.49 Add 9.29% 0.38 $6,130.00 $22,125,635,000 SEC
2015   Q2 3,302,677 5.05 Add 39.97% 1.44 $8,180.00 $27,015,898,000 SEC
2015   Q1 2,359,528 3.93 Add 27.82% 0.86 $8,930.00 $21,070,585,000 SEC
2014   Q4 1,846,010 3.91 Add 18.63% 0.61 $10,980.00 $20,269,190,000 SEC
2014   Q3 1,556,050 2.83 Reduce 6.85% 0.19 $9,940.00 $15,467,137,000 SEC
2014   Q2 1,670,450 2.81 Add 271.21% 2.05 $10,240.00 $17,105,408,000 SEC
2014   Q1 450,000 0.59 Add 125.00% 0.33 $8,080.00 $3,636,000,000 SEC
2013   Q4 200,000 0.29 Reduce 48.72% 0.25 $7,450.00 $1,490,000,000 SEC
2013   Q3 390,000 0.52 Buy 0.52 $7,950.00 $3,100,500,000 SEC