SEBI bars entities for Sensex expiry manipulation, orders ₹3.68 Crore disgorgement
SEBI identified and penalized two entities for manipulative trades executed during Cash Settlement (CAS) on Sensex expiry day, ordering recovery of ₹3.68 Crore. The order signals SEBI's intensifying surveillance of derivative expiry-day microstructure — a direct warning to HFT desks running index-arbitrage strategies around monthly expiry. Expect stricter position-limit monitoring in the next quarterly review.
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