Harry Burn - Sound Shore Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    40
Portfolio value:    $2,984,059,912
Holdings Activity Buys Sells    History
Holding/activity history for  Avantor, Inc. (AVTR)
← All AVTR superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2025   Q2 0 0.00 Sell 100.00% 2.37 $11.82–16.17 · VW $13.41i SEC
2025   Q1 4,172,352 2.37 Reduce 10.88% 0.35 $14.93–23.32 · VW $18.05i $67,633,826 SEC
2024   Q4 4,681,535 3.26 Add 32.92% 0.81 $19.59–26.14 · VW $22.18i $98,639,943 SEC
2024   Q3 3,522,109 2.96 Reduce 2.28% 0.06 $20.49–28.00 · VW $24.51i $91,116,959 SEC
2024   Q2 3,604,345 2.55 Buy 2.55 $20.98–26.11 · VW $23.74i $76,412,114 SEC
2023   Q4 0 0.00 Sell 100.00% 3.22 $16.63–23.36 · VW $20.21i SEC
2023   Q3 3,989,327 3.22 Add 19.10% 0.52 $19.94–23.68 · VW $21.34i $84,095,013 SEC
2023   Q2 3,349,612 2.54 Reduce 13.90% 0.43 $18.25–21.97 · VW $20.14i $68,801,031 SEC
2023   Q1 3,890,403 3.09 Buy 3.09 $19.69–25.25 · VW $22.77i $82,243,120 SEC
Price snapshot:
Current price$10.56
52-week low$7.26
52-week high$15.93