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  Amgen Inc. (AMGN)
← All AMGN superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2018   Q1 0 0.00 Sell 100.00% 1.81 $163.31–192.62 · VW $178.52i SEC
2017   Q4 216,733 1.81 Add 3.15% 0.06 $168.25–201.23 · VW $184.42i $37,690,000 SEC
2017   Q3 210,124 1.78 Reduce 0.15% <0.01 $168.15–191.10 · VW $178.30i $39,178,000 SEC
2017   Q2 210,430 1.64 Reduce 0.31% <0.01 $155.24–182.60 · VW $171.87i $36,243,000 SEC
2017   Q1 211,084 1.61 Add 0.39% <0.01 $152.16–184.21 · VW $163.87i $34,633,000 SEC
2016   Q4 210,262 1.43 Add 56.65% 0.52 $138.83–178.25 · VW $164.54i $30,742,000 SEC
2016   Q3 134,226 1.06 Reduce 1.04% <0.01 $133.64–176.85 · VW $151.52i $22,390,000 SEC
2016   Q2 135,642 0.94 Buy 0.94 $143.82–176.64 · VW $163.51i $20,638,000 SEC
Price snapshot:
Current price$360.45
52-week low$264.02
52-week high$388.36