RIJEKA USD SOFR · NORMAL VOL SURFACE SCENARIO
β=0 NORMAL SABR BACHELIER VOL · bp LIVE REPRICE
UNDERLYING SWAP TENOR
SWAPTION — LIVE REPRICE
TYPEPAYER SWAPTION NOTIONAL$10,000,000 STRUCTURE1Y × 5Y ATM VOL (base)85.2bp
NPV BASE
Bachelier · β=0
NPV SHOCKED
apply scenario first
ΔNPV
scenario P&L
VEGA / 1bp
∂NPV/∂σ
IR01 (DELTA)
∂NPV/∂F × 1bp
VOL SHOCKED
at trade strike
VOL SCENARIOS
INTERACTION MODE
RESHAPE: drag surface to deform. SABR refits live. Hit REPRICE to see ΔP&L.
β=0 NORMAL SABR — CALIBRATED PARAMS
Rijeka open-source derivatives risk platform.
Surface calibrated to live market ATM + OTM swaption vol quotes using β=0 Normal SABR.
Repricing: Bachelier (normal) model · Physical settlement.
⚠ Vol and rates don't move in isolation — a parallel vol shift also changes delta-hedging requirements, XVA EE profile, and SIMM IM. Joint rate + vol scenario engine: production launch.
rijeka.app · Open source · MIT License
EXP · STRIKE
— bp
BASE SURFACE
DRAG TO ROTATE · SCROLL TO ZOOM