SEBI Grade A Current Affairs — 8 July 2026

RBI's new bank guarantee norms (effective July 1, 2026) require 100% collateral backing for guarantees, at least half in cash. MCX, expected to be insulated due to its futures-heavy profile, saw three consecutive sessions of declining options premium turnover. Data from MCXCCL shows 59.3% of its ₹546.5 billion margin book sits in bank-intermediated instruments — nearly twice the equity exchange average — making MCX India's most exposed venue by collateral composition.

The RBI's Commercial Banks – Credit Facilities Amendment Directions, 2026 fundamentally altered how brokers and proprietary desks fund their exchange margins. Previously, a bank guarantee backed by a 50% fixed deposit allowed members to post ₹100 of collateral while deploying far less capital — an effective leverage multiplier. The new rule demands 100% collateral per guarantee, at least 50% in cash, eliminating cheap balance-sheet rental.

The market consensus assumed MCX — dominated by crude, gold and natural gas futures — would escape largely unharmed, since the perceived casualty was equity index options inventory warehousing. That thesis ignored the funding-side question: who was borrowing from banks to meet margin, not what product they were trading.

MCXCCL data (December 2025) exposes the flaw. Of ₹546.5 billion in margins held, ₹324.2 billion (59.3%) are fixed deposits and bank guarantees — the exact instruments targeted. Compare: BSE's ICCL at ~30%, NSE's NCL at ~34%. MCX's clearing house is structurally the most bank-paper-dependent in India.

What worsens the shock is the absence of alternative liquidity providers. Equity markets can rely on foreign HFTs, FPIs and retail depth to partly absorb prop desk exits. Commodity derivatives restrict banks, insurers and most FPIs, so the natural substitutes are locked out by regulation even as the existing participants face a capital squeeze. This double asymmetry — concentrated funding vulnerability plus regulatory restriction on substitutes — is what the clearing data reveals that product-mix analysis missed.

SEBI has restored the open-market share buyback route via stock exchanges, effective 1 August 2026. This method was suspended in September 2024 when SEBI mandated buybacks exclusively through the tender-offer route. The reversal allows listed companies to repurchase their own shares from the secondary market during a trading window. This move aims to provide companies greater flexibility in capital management and improve secondary market liquidity, reversing a nearly two-year regulatory restriction on the exchange-based buyback mechanism.

Share buybacks are a capital-allocation tool where companies repurchase their own shares from existing shareholders, signalling confidence in their intrinsic value and returning surplus cash. SEBI historically permitted two routes: the tender-offer route (fixed price, specific window, proportional acceptance) and the open-market route via stock exchanges (companies buy from the secondary market over an extended period). In September 2024, SEBI suspended the exchange route citing concerns about price manipulation, lack of transparency, and asymmetric information — insiders knew the company was buying, giving them an edge over retail investors. The tender-offer route was seen as more equitable since all shareholders get a fair, pre-announced price. However, industry feedback highlighted that the tender-offer route is cumbersome, expensive, and less flexible for companies wanting to support their stock price during volatility. SEBI's decision to restore the exchange route from 1 August 2026 reflects regulatory recalibration — likely with enhanced guardrails such as tighter disclosure norms, blackout periods, and volume caps. For SEBI Grade A aspirants, this topic sits at the intersection of SEBI (Buy-back of Securities) Regulations 2018, investor protection principles, and secondary market microstructure — all high-frequency examination areas.