Arnold Van Den Berg - Century Management, Inc.
Period: Q1 2026
Portfolio date: 31 Mar 2026
No. of stocks: 133
Portfolio value: $436,153,108
Holding/activity history for MKS Instruments (MKSI)
| Period |
Shares |
% of Portfolio |
Activity |
% Change to Portfolio |
Reported Price |
Value |
Filing |
| 2010 Q3 |
0 |
0.00 |
Sell 100.00%
|
0.04 |
|
|
SEC |
| 2010 Q2 |
29,290 |
0.04 |
Add 70.99%
|
0.02 |
$18.71 |
$548,000 |
SEC |
| 2010 Q1 |
17,130 |
0.02 |
Buy
|
0.02 |
$19.61 |
$336,000 |
SEC |