Ownership history in STF Management LP · 13 quarters on record
This page tracks every 13F SEC filing in which STF Management LP reported a position in COSTCO WHSL CORP NEW (COST). 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 | REDUCED | 2,361 | -4,271 | -64.4% | 1.91% | $2.0M | $861.16 |
| 2025 Q3 | REDUCED | 6,632 | -138 | -2.0% | 2.28% | $6.1M | $923.06 |
| 2025 Q2 | ADDED | 6,770 | +162 | +2.5% | 2.64% | $6.7M | $985.83 |
| 2025 Q1 | REDUCED | 6,608 | -20 | -0.3% | 3.00% | $6.2M | $940.62 |
| 2024 Q4 | ADDED | 6,628 | +171 | +2.6% | 2.72% | $6.1M | $910.27 |
| 2024 Q3 | REDUCED | 6,457 | -594 | -8.4% | 2.60% | $5.7M | $879.55 |
| 2024 Q2 | REDUCED | 7,051 | -346 | -4.7% | 2.53% | $6.0M | $842.10 |
| 2024 Q1 | REDUCED | 7,397 | -10 | -0.1% | 2.35% | $5.4M | $724.67 |
| 2023 Q4 | ADDED | 7,407 | +150 | +2.1% | 2.30% | $4.9M | $651.95 |
| 2023 Q3 | ADDED | 7,257 | +4,457 | +159.2% | 2.18% | $4.1M | $544.60 |
As of 2025 Q4 — sorted by position size