GSM (Ferroglobe PLC Ordinary Shares)
Expected Move & Straddle Price History
The expected move for GSM is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
Current GSM Expected Move
30-Day Straddle
$0.80
7-Day Straddle
$0.80
Avg IV
1.2%
IV Rank
39%
Implied one-standard-deviation move through the next 30 days. Compare to GSM's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
GSM Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260608 | $0.80 | $0.80 | 1.2% | 39% |
| 20260605 | $0.85 | $0.65 | 1.5% | 51% |
| 20260604 | $0.90 | $0.62 | 1.6% | 57% |
| 20260603 | $0.90 | $0.57 | 1.3% | 43% |
| 20260602 | $0.68 | $0.68 | 2.1% | 79% |
| 20260601 | $0.53 | $0.53 | 2.0% | 75% |
| 20260529 | $0.53 | $0.53 | 2.2% | 85% |
| 20260528 | $0.55 | $0.55 | 2.0% | 73% |
| 20260527 | $0.60 | $0.60 | 2.1% | 80% |
| 20260526 | $0.68 | $0.68 | 2.2% | 84% |
| 20260522 | $0.55 | $0.55 | 1.8% | 67% |
| 20260521 | $0.48 | $0.48 | 1.9% | 69% |
| 20260520 | $0.43 | $0.43 | 2.1% | 81% |
| 20260519 | $0.53 | $0.53 | 2.0% | 76% |
| 20260518 | $0.65 | $0.65 | 2.0% | 74% |
| 20260515 | $0.62 | $0.12 | 1.8% | 66% |
| 20260514 | $0.65 | $0.17 | 1.6% | 58% |
| 20260513 | $0.78 | $0.25 | 2.0% | 74% |
| 20260512 | $0.68 | $0.25 | 1.5% | 53% |
| 20260511 | $0.65 | $2.62 | 1.5% | 54% |
| 20260510 | $0.62 | $0.50 | 1.4% | 47% |
| 20260508 | $0.62 | $0.50 | 1.4% | 46% |
| 20260507 | $0.95 | $0.95 | 2.2% | 86% |
| 20260506 | $0.90 | $0.47 | 1.8% | 64% |
| 20260505 | $1.27 | $0.55 | 1.3% | 44% |
| 20260504 | $0.88 | $1.18 | 1.2% | 39% |
| 20260502 | $0.65 | $0.65 | 0.7% | 14% |
| 20260501 | $0.65 | $0.65 | 0.6% | 10% |
| 20260430 | $0.72 | $0.72 | 0.7% | 14% |
| 20260429 | $1.10 | $1.10 | 1.3% | 44% |
| 20260428 | $0.65 | $0.65 | 0.8% | 19% |
| 20260427 | $0.95 | $0.95 | 0.7% | 13% |
| 20260424 | $0.68 | $0.68 | 0.9% | 21% |
| 20260423 | $0.60 | $0.60 | 0.6% | 9% |
| 20260422 | $0.60 | $0.60 | 0.5% | 5% |
| 20260421 | $0.77 | $0.77 | 0.4% | 2% |
| 20260420 | $0.70 | $0.70 | 0.5% | 4% |
| 20260417 | $0.70 | $0.80 | 0.6% | 8% |
| 20260416 | $0.95 | $0.82 | 0.7% | 15% |
| 20260415 | $0.80 | $0.97 | 0.5% | 2% |
| 20260414 | $0.47 | $0.45 | 0.6% | 7% |
| 20260413 | $0.85 | $0.80 | 0.4% | 0% |
| 20260410 | $1.35 | $2.88 | 0.9% | 0% |
| 20260409 | $0.80 | $2.88 | 1.3% | 24% |
| 20260408 | $0.78 | $0.98 | 0.9% | 0% |
| 20260407 | $0.88 | $0.57 | 1.3% | 26% |
| 20260406 | $0.85 | $1.85 | 1.3% | 23% |
| 20260402 | $0.80 | $0.97 | 0.9% | 0% |
| 20260401 | $0.50 | $0.50 | 2.2% | 82% |
| 20260331 | $0.65 | $0.65 | 1.5% | 35% |
| 20260330 | $0.90 | $0.90 | 1.8% | 56% |
| 20260327 | $0.60 | $0.60 | 1.1% | 12% |
| 20260326 | $0.62 | $0.62 | 1.4% | 29% |
| 20260325 | $0.78 | $0.78 | 1.1% | 12% |
| 20260324 | $0.70 | $0.70 | 1.8% | 52% |
| 20260323 | $0.75 | $0.75 | 1.2% | 16% |
| 20260320 | $0.55 | $0.43 | 2.5% | 100% |
| 20260319 | $0.85 | $0.28 | 1.6% | 42% |
| 20260318 | $0.93 | $0.53 | 1.8% | 59% |
| 20260317 | $0.85 | $0.47 | 1.4% | 32% |