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# COMM Sb vega

<table><tr><th>Description</th><td>Capped Net Weighted Sensitivity for Commodity vega</td></tr><tr><th>Reference</th><td><a href="https://www.bis.org/basel_framework/chapter/MAR/50.htm?inforce=20230101&published=20200708#paragraph_MAR_50_20230101_50_53">\[MAR50.53]</a></td></tr><tr><th>Notation</th><td>$S_b$</td></tr><tr><th>Formula</th><td>$S_b = max \left (-K_b ; min \left ( \sum_{k \in b} WS_k ; K_b \right) \right )$</td></tr></table>