# Portfolio Margining ⎊ Area ⎊ Resource 2

---

## What is the Calculation of Portfolio Margining?

Portfolio Margining is a sophisticated calculation methodology that determines the required margin based on the net risk across an entire portfolio of derivatives and cash positions. This approach recognizes the diversification effect, netting offsetting exposures to arrive at a lower aggregate risk capital charge. The output is a single, comprehensive margin requirement for the entire account structure.

## What is the Efficiency of Portfolio Margining?

This method promotes significant capital efficiency compared to isolated margin, as the correlation benefits between different assets and derivatives are explicitly modeled. Traders can deploy less total collateral to support the same level of gross notional exposure. Maximizing this efficiency is a primary objective for institutional trading desks.

## What is the Risk of Portfolio Margining?

The accuracy of the final margin figure is entirely dependent on the underlying risk model's ability to correctly estimate potential future losses under various market scenarios. A breakdown in correlation assumptions during a market crash can lead to under-margining if the model is not sufficiently conservative. This necessitates continuous validation of the risk parameters.


---

## [Collateral Optimization](https://term.greeks.live/term/collateral-optimization/)

## [Portfolio Construction](https://term.greeks.live/term/portfolio-construction/)

## [Risk Management Protocols](https://term.greeks.live/term/risk-management-protocols/)

## [Settlement Finality](https://term.greeks.live/term/settlement-finality/)

## [Market Making](https://term.greeks.live/term/market-making/)

## [Options Writing](https://term.greeks.live/term/options-writing/)

## [Capital Allocation Efficiency](https://term.greeks.live/term/capital-allocation-efficiency/)

## [Risk-Based Margining](https://term.greeks.live/term/risk-based-margining/)

## [Options Liquidity](https://term.greeks.live/term/options-liquidity/)

## [Order Book Thinness](https://term.greeks.live/term/order-book-thinness/)

## [Undercollateralization](https://term.greeks.live/term/undercollateralization/)

## [Dynamic Margining](https://term.greeks.live/term/dynamic-margining/)

## [Risk Distribution](https://term.greeks.live/term/risk-distribution/)

## [Automated Liquidations](https://term.greeks.live/term/automated-liquidations/)

## [Margin Calls](https://term.greeks.live/term/margin-calls/)

## [Bad Debt](https://term.greeks.live/term/bad-debt/)

## [Order Book Mechanics](https://term.greeks.live/term/order-book-mechanics/)

## [On-Chain Execution](https://term.greeks.live/term/on-chain-execution/)

## [Call Option](https://term.greeks.live/term/call-option/)

## [Cross-Margin](https://term.greeks.live/term/cross-margin/)

## [Decentralized Risk Management](https://term.greeks.live/term/decentralized-risk-management/)

## [Options Protocol Architecture](https://term.greeks.live/term/options-protocol-architecture/)

## [Dynamic Margin Requirements](https://term.greeks.live/term/dynamic-margin-requirements/)

## [Protocol Resilience](https://term.greeks.live/term/protocol-resilience/)

## [Risk Parameterization](https://term.greeks.live/term/risk-parameterization/)

## [Systemic Resilience](https://term.greeks.live/term/systemic-resilience/)

## [Expected Shortfall](https://term.greeks.live/term/expected-shortfall/)

## [Order Book Protocols](https://term.greeks.live/term/order-book-protocols/)

## [Settlement Risk](https://term.greeks.live/term/settlement-risk/)

## [Liquidation Engine](https://term.greeks.live/term/liquidation-engine/)

---

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---

**Original URL:** https://term.greeks.live/area/portfolio-margining/resource/2/