Ownership history in OBERNDORF WILLIAM E · 23 quarters on record
This page tracks every 13F SEC filing in which OBERNDORF WILLIAM E reported a position in Amazon com Inc. (AMZN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | UNCHANGED | 52,928 | — | 0% | 15.47% | $12.2M | $230.82 |
| 2025 Q3 | UNCHANGED | 52,928 | — | 0% | 15.67% | $11.6M | $219.57 |
| 2025 Q2 | REDUCED | 52,928 | -18,821 | -26.2% | 12.83% | $11.6M | $219.39 |
| 2025 Q1 | UNCHANGED | 71,749 | — | 0% | 17.52% | $13.7M | $190.26 |
| 2024 Q4 | UNCHANGED | 71,749 | — | 0% | 26.28% | $15.7M | $219.39 |
| 2024 Q3 | ADDED | 71,749 | +23,489 | +48.7% | 17.72% | $13.4M | $186.33 |
| 2024 Q2 | UNCHANGED | 48,260 | — | 0% | 16.35% | $9.3M | $193.25 |
| 2024 Q1 | ADDED | 48,260 | +7,544 | +18.5% | 14.20% | $8.7M | $180.38 |
| 2023 Q4 | REDUCED | 40,716 | -2,774 | -6.4% | 10.08% | $6.2M | $151.94 |
| 2023 Q3 | UNCHANGED | 43,490 | — | 0% | 10.11% | $5.5M | $127.12 |
As of 2025 Q4 — sorted by position size