Ownership history in CASTLEARK MANAGEMENT LLC · 5 quarters on record
This page tracks every 13F SEC filing in which CASTLEARK MANAGEMENT LLC reported a position in SPDR SER TR (SPIB). 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 | 2,519,370 | — | 0% | 2.50% | $85.2M | $33.57 |
| 2025 Q3 | UNCHANGED | 2,519,370 | — | 0% | 2.39% | $85.4M | $33.16 |
| 2025 Q2 | ADDED | 2,519,370 | +473,790 | +23.2% | 2.54% | $84.6M | $32.49 |
| 2025 Q1 | REDUCED | 2,045,580 | -1,712,080 | -45.6% | 2.36% | $68.0M | $31.80 |
| 2024 Q4 | INITIATED | 3,757,660 | — | — | 4.29% | $123.1M | $31.11 |
As of 2025 Q4 — sorted by position size