V5: Rolling IV Skew

v52026-07-03159915.SZ Call K=4.0Every 5 min

Like v4 but rebuilds the full IV skew curve at each checkpoint. Compares v4 (single IV) vs v5 (skew IV) with rolling re-calibration.

Changelog:
v4 → Rolling single ATM IV every 5 min v5 → Rolling IV skew curve every 5 min — at each checkpoint, rebuild the full skew from all strikes
v4 Wins
36/49
v5 Wins
13/49
Avg Improvement
-10.8%
Checkpoints
49

MAE by Checkpoint: v4 vs v5

0.00920.00700.00490.00270.000509:30:0009:55:0010:20:0010:45:0011:10:0013:04:0013:29:0013:54:0014:19:0014:44:00v4 MAEv5 MAE

IV Drift by Checkpoint

0.4-0.4-1.1-1.9-2.709:30:0009:55:0010:20:0010:45:0011:10:0013:04:0013:29:0013:54:0014:19:0014:44:00v4 Driftv5 Drift

v5 Improvement over v4 (%)

10-12-34-5609:30:0009:35:0009:40:0009:45:0009:50:0009:55:0010:00:0010:05:0010:10:0010:15:0010:20:0010:25:0010:30:0010:35:0010:40:0010:45:0010:50:0010:55:0011:00:0011:05:0011:10:0011:15:0011:20:0011:25:0011:30:0013:04:0013:09:0013:14:0013:19:0013:24:0013:29:0013:34:0013:39:0013:44:0013:49:0013:54:0013:59:0014:04:0014:09:0014:14:0014:19:0014:24:0014:29:0014:34:0014:39:0014:44:0014:49:0014:54:0014:59:00

Minute-Level: v4 vs v5 Error

29.246921.933814.62087.3077-0.005409:30:0010:00:0010:30:0011:00:0011:30:0013:29:0013:59:0014:29:0014:59:00v4 Errv5 ErrActual IV