TNDM (Tandem Diabetes Care, Inc.)
Expected Move & Straddle Price History
The expected move for TNDM 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 TNDM Expected Move
30-Day Straddle
$4.32
7-Day Straddle
$4.32
Avg IV
1.5%
IV Rank
52%
Implied one-standard-deviation move through the next 30 days. Compare to TNDM'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.
TNDM Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260720 | $4.32 | $4.32 | 1.5% | 52% |
| 20260716 | $3.80 | $1.62 | 1.5% | 51% |
| 20260715 | $4.15 | $1.15 | 1.5% | 51% |
| 20260714 | $3.98 | $1.50 | 1.5% | 53% |
| 20260713 | $4.17 | $1.27 | 1.4% | 46% |
| 20260710 | $4.45 | $1.88 | 1.3% | 38% |
| 20260709 | $4.50 | $1.65 | 1.4% | 42% |
| 20260708 | $4.15 | $1.38 | 1.3% | 39% |
| 20260707 | $4.40 | $2.25 | 1.4% | 42% |
| 20260706 | $4.20 | $1.53 | 1.4% | 41% |
| 20260702 | $1.80 | $1.80 | 2.0% | 96% |
| 20260701 | $1.70 | $1.70 | 1.6% | 60% |
| 20260630 | $2.05 | $2.05 | 1.9% | 85% |
| 20260629 | $1.83 | $1.83 | 1.6% | 65% |
| 20260626 | $2.47 | $2.47 | 1.5% | 49% |
| 20260625 | $2.20 | $2.20 | 1.5% | 55% |
| 20260624 | $2.70 | $2.70 | 1.5% | 54% |
| 20260623 | $2.17 | $2.17 | 1.4% | 46% |
| 20260622 | $2.20 | $2.20 | 1.6% | 64% |
| 20260618 | $2.42 | $0.45 | 1.5% | 53% |
| 20260617 | $2.73 | $1.30 | 1.6% | 59% |
| 20260616 | $2.80 | $1.38 | 1.3% | 37% |
| 20260615 | $3.83 | $1.23 | 1.1% | 21% |
| 20260613 | $3.00 | $1.68 | 1.2% | 29% |
| 20260612 | $3.00 | $1.78 | 1.2% | 26% |
| 20260611 | $3.08 | $1.72 | 1.2% | 26% |
| 20260610 | $3.15 | $1.73 | 1.5% | 50% |
| 20260609 | $3.45 | $2.73 | 1.4% | 26% |
| 20260608 | $3.58 | $1.98 | 1.4% | 28% |
| 20260605 | $4.03 | $2.40 | 1.3% | 24% |
| 20260604 | $3.78 | $2.20 | 1.1% | 11% |
| 20260603 | $4.25 | $2.38 | 1.1% | 13% |
| 20260602 | $2.27 | $2.27 | 1.4% | 27% |
| 20260601 | $2.97 | $2.97 | 1.3% | 22% |
| 20260529 | $2.58 | $2.58 | 1.6% | 37% |
| 20260528 | $2.45 | $2.45 | 1.3% | 23% |
| 20260527 | $2.12 | $2.12 | 1.2% | 19% |
| 20260526 | $2.17 | $2.17 | 1.7% | 44% |
| 20260522 | $2.25 | $2.25 | 1.6% | 39% |
| 20260521 | $2.55 | $2.55 | 1.2% | 17% |
| 20260520 | $2.35 | $2.35 | 1.3% | 21% |
| 20260519 | $2.28 | $2.28 | 1.2% | 20% |
| 20260518 | $2.30 | $2.30 | 1.2% | 19% |
| 20260515 | $2.20 | $1.25 | 1.4% | 27% |
| 20260514 | $2.35 | $0.52 | 1.3% | 24% |
| 20260513 | $2.42 | $1.05 | 1.4% | 27% |
| 20260512 | $2.42 | $0.95 | 1.2% | 16% |
| 20260511 | $2.73 | $1.20 | 1.1% | 14% |
| 20260510 | $2.85 | $1.50 | 0.9% | 3% |
| 20260508 | $2.80 | $1.45 | 0.9% | 2% |
| 20260507 | $4.80 | $4.45 | 1.0% | 5% |
| 20260506 | $4.17 | $3.17 | 0.9% | 4% |
| 20260505 | $4.50 | $2.78 | 0.9% | 1% |
| 20260504 | $4.62 | $3.30 | 0.9% | 0% |
| 20260502 | $3.48 | $3.48 | 2.0% | 59% |
| 20260501 | $3.27 | $3.27 | 1.9% | 57% |
| 20260430 | $4.03 | $4.03 | 2.0% | 61% |
| 20260429 | $3.70 | $3.70 | 2.0% | 60% |
| 20260428 | $3.27 | $3.27 | 2.0% | 63% |
| 20260427 | $3.98 | $3.98 | 1.9% | 55% |