Marathon Petroleum (MPC) Protective Put Calculator

Calculator · free · no signup · MPC

Price a protective put, zero-cost collar, or put spread on Marathon Petroleum. Annual cost, max loss, upside cap, tax treatment, auto-filled from current MPC option chain.

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About Marathon Petroleum

Marathon Petroleum (MPC) is a public Energy company, incorporated in Delaware and headquartered in Findlay, OH.

Last close: $366.21 per share (as of 2026-08-18).

Equity grants at Marathon Petroleum typically include restricted stock units (RSUs).

Marathon Petroleum Corporation is an American petroleum refining, marketing, and transportation company headquartered in Findlay, Ohio. The company was a wholly owned subsidiary of Marathon Oil until a corporate spin-off in 2011.

Source: Wikipedia (CC BY-SA 4.0)

The refining business was separated from Marathon Oil in 2011 and expanded through the 2018 purchase of Andeavor, giving it the largest refining capacity in the country. Refiners earn the crack spread between crude cost and product prices, a margin they do not control and which swings violently. Ownership of the MPLX pipeline partnership and the Speedway retail sale reshaped the asset base. Complexity in refineries determines which cheap crude grades can be processed profitably. Headquarters are in Findlay, Ohio.

Sources: sec.gov · en.wikipedia.org

OptionsAhoy is an independent tool and is not affiliated with, endorsed by, or sponsored by Marathon Petroleum.

A protective put caps your downside on the MPC position at a chosen floor; a zero-cost collar pays for that floor by capping the upside. This calculator prices both structures off the current MPC option chain, with annual cost, max loss, and tax-treatment notes.

Example: a 5,000-share MPC position at $366.21 is worth $1,831,050. A 1-year 30%-OTM put on that position typically runs 2-4% of position value per year (about $36,621 to $73,242) before any premium offset from a short call. The calculator prices both structures off MPC's current option chain so you see the actual cost for your chosen floor, tenor, and cap.

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Marathon Petroleum equity questions

How much does it cost to hedge MPC stock?
The cost of a protective put depends on how far below the current price you set the floor, how long the protection lasts, and MPC's option-implied volatility. A zero-cost collar lowers that cost by selling away some upside. The calculator above prices both structures off the current MPC option chain and shows the annual cost, maximum loss, and tax treatment.
Does Marathon Petroleum grant ISOs, NSOs, or RSUs?
Equity compensation at Marathon Petroleum typically takes the form of restricted stock units (RSUs). Restricted stock units are taxed as ordinary income when they vest.
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