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MATTERN CAPITAL MANAGEMENT, LLC → COST
MATTERN CAPITAL MANAGEMENT, LLC COST Position History
Costco Wholesale Corporation • Consumer Defensive
Quarters held
8
Latest value
$1.2M
Q3 2026
Peak value
$14.4M
First seen
Q4 2025
Dollar value over time
Show data table
| Period | Position value |
|---|---|
| Q4 2025 | $12.6M |
| Q4 2025 | $319K |
| Q1 2026 | $14.4M |
| Q1 2026 | $529K |
| Q2 2026 | $13.4M |
| Q2 2026 | $974K |
| Q3 2026 | $13.1M |
| Q3 2026 | $1.2M |
Quarter-by-quarter history
Every disclosed snapshot of the position
| Quarter | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|
| Q3 2026 | $1.2M | 27.2K | — | — |
| Q3 2026 | $13.1M | 14.4K | — | — |
| Q2 2026 | $974K | 22.8K | — | — |
| Q2 2026 | $13.4M | 14.4K | — | — |
| Q1 2026 | $529K | 14.8K | — | — |
| Q1 2026 | $14.4M | 14.4K | — | — |
| Q4 2025 | $319K | 9.5K | — | — |
| Q4 2025 | $12.6M | 14.6K | — | — |
Other funds holding COST
$18.1B
$17.2B
$17.2B
$10.5B
$4.9B
$4.6B