Roundhill COST WeeklyPay ETF
Roundhill COST WeeklyPay ETF (COSW) Expected Move
COSW expected move through Oct 16, 2026 is 9.8%, with 24 days to expiration. The implied range is $32.56 to $39.66, based on the previous trading day's options prices.
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Tracking the COSW expected move helps you see how far Roundhill COST WeeklyPay ETF's options market is pricing the stock to travel over a given period — whether that's the next day, week, or earnings cycle. Roundhill COST WeeklyPay ETF's expected move is derived directly from option premiums and gives you an objective range to plan trades, set strikes, and manage risk. Use our scanner to monitor the COSW expected move for this week's options, in real time.
The expected move is typically calculated from at-the-money straddle prices (or a blend of straddles and strangles) and represents roughly a one-standard-deviation range over the chosen timeframe. For COSW, comparing the implied expected move to actual realized moves over similar windows tells you whether the options market has historically overestimated or underestimated volatility. The COSW expected move for this week's options pricing is especially useful for short-dated traders, earnings players, and anyone selling premium who needs to know where the market thinks Roundhill COST WeeklyPay ETF is unlikely to go.
COSW aims to combine weekly income and modest enhanced exposure to the weekly price performance of COST stock. The fund invests in total return swap agreements and COST common stock that in aggregate will return approximately 120% of the calendar week return of COST shares. Aside from providing 1.2x leveraged single-stock exposure, the fund will make weekly distribution payments to shareholders. It also invests in short-term US Treasurys and money market funds for collateral. Unlike traditional ETFs, COSW introduces added volatility due to its lack of diversification and use of leverage. Investors should note that an investment in the fund is not an investment in the underlying stock.
The strategy is subject to all potential losses if COST shares depreciate. The fund may lose all of its value if COST's share price decreases by 83.33% over the course of a week. The fund is a short-term tactical tool, meaning it is designed for investors with a high-risk tolerance and a short-term outlook.
Iron condors, weekly premium sales, directional swing trades — they all live or die by where the market thinks the stock won't go. Our scanner tracks the COSW expected move across every expiration, benchmarks it against realized moves, and shows you when implied ranges are out of line with history. The Roundhill COST WeeklyPay ETF expected move for this week's options is the fastest read on short-term risk, which gives you a quick way to interpret what the options market thinks about COSW.
COSW Price
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| Expiration | DTE | Expected move (USD) | Expected move (%) | Upper price | Lower price |
|---|---|---|---|---|---|
| Oct 16, 2026 | 24 | $3.55 | 9.8% | $39.66 | $32.56 |
| Nov 20, 2026 | 59 | $8.68 | 24.0% | $44.79 | $27.44 |
| Dec 18, 2026 | 87 | $12.98 | 35.9% | $49.09 | $23.13 |
| Mar 19, 2027 | 178 | $15.40 | 42.6% | $51.51 | $20.71 |
As of September 18, 2026
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