Position
SUMMITRY LLC in BlackRock, Inc.
Back to the book · All holders of BLK
Estimated mark uses implied 13F prices (value ÷ shares). Adds are treated as happening at this quarter’s mark; cuts at last quarter’s. Share jumps can be splits, not buys. This is not realized P&L.
Latest estimated mark −$66.3K$1,070.37 → $961.73
| Quarter | Shares | Value | Implied px | Est. mark | Flow | Weight |
|---|---|---|---|---|---|---|
| Q4 2025 | 610 | $652.9K | — | — | — | 0.0% |
| Q1 2026 | 22.7K | $21.8M | $961.73 | −$66.3K | $21.2M | 0.8% |