Eurodollar Options Contract Specs

Minimum Price Fluctuation	Quarterly and Serial	Quoted in IMM Index points. One-quarter of one basis point (0.0025 IMM Index point = $6.25) for option whose underlying futures contract is the nearest expiring futures contract month. One-quarter of one basis point (0.0025 = $6.25) when option premium is no greater than five ticks and option contract month is any of nearest 2 March Quarterly months or nearest 4 Serial months. One-half of one basis point (0.005 = $12.50) for all other contract months. Cabinet prices: Any option may trade at a price of 0.0025 IMM Index points, whether or not such trade results in liquidation of positions for both parties to the trade.
	Note	The minimum fluctuation shall be .005 IMM Index point ($12.50, also known as one-half tick). Trades may also occur at a price of .0025 IMM Index point ($6.25, also known as one-quarter tick), whether or not such trades result in the liquidation of positions for both parties to the trade.
Trading Hours	CME Globex:	SUN-FRI: 5:00 p.m. - 4:00 p.m.
	Open Outcry:	MON - FRI: 7:20 a.m. - 2:00 p.m.
Product Code	CME Globex: GE CME ClearPort: ED Open Outcry: Put: PE Call: CE Clearing: ED
Listed Contracts	Serial	Nearest 4 Serial (non-March Quarterly) months
	Quarterly	Nearest 16 March Quarterly months
Termination Of Trading	Serial	The Friday immediately preceding the third Wednesday of the contract month.
	Quarterly	The second London bank business day before the third Wednesday of the contract month. Trading in expiring contracts ceases at 11:00 a.m. London Time on the last trading day.
Position Limits	CME Position Limits
Exchange Rulebook	CME 452A
Block Minimum	Block Minimum Thresholds
Price Limit Or Circuit	Price Limits
Vendor Codes	Quote Vendor Symbols Listing
Strike Price Listing Procedures	Strike prices will be listed in intervals of 12.5 basis points (0.125) in a range of 150 basis points above and 150 basis points below the strike closest to the previous day's underlying futures settle price. Strike prices will be listed in intervals of 25 basis points (0.25) in a range of 550 basis points above and 550 basis points below the strike closest to the previous day's underlying futures settle price.
Exercise Style	Options are American Style and are exercised by notifying the Clearing House by 7:00 p.m. CT on the day of exercise. Unexercised options shall expire at 7:00 p.m. CT on the last trading day. In-the-money options that have not been exercised shall be automatically exercised following expiration in the absence of contrary instructions.
Settlement Method	Deliverable
Underlying	Eurodollar Futures

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Eurodollar Options Contract Specs

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Minimum Price Fluctuation	Quoted in IMM Index points. One-half of one basis point (0.005 = $12.50) for all contract months. Cabinet prices: Any option may trade at a price of 0.0025 IMM Index points, whether or not such trade results in liquidation of positions for both parties to the trade.
Trading Hours	CME Globex:	Sunday - Friday : 5:00 p.m. – 4:00 p.m. CT with a 60-minute break each day beginning at 4:00 p.m. CT
	Open Outcry:	MON - FRI: 7:20 a.m. - 2:00 p.m.
Product Code	CME Globex: GE0 CME ClearPort: E0 Open Outcry: E0 Clearing: E0
Listed Contracts	Nearest 5 March Quarterly months. Nearest 4 Serial (non-March Quarterly) months.
Termination Of Trading	The Friday immediately preceding the third Wednesday of the option expiration month.
Position Limits	CME Position Limits
Exchange Rulebook	CME Chapter 452A
Block Minimum	Block Minimum Thresholds
Price Limit Or Circuit	Price Limits
Vendor Codes	Quote Vendor Symbols Listing
Strike Price Listing Procedures	Strike prices will be listed in intervals of 12.5 basis points (0.125 price points) in a range of 150 basis points above and 150 basis points below the strike price closest to the previous daily settlement price for the underlying futures contract. Strike prices will be listed in intervals of 25 basis points (0.25 price points) in a range of 550 basis points above and 550 basis points below the strike price closest to the previous daily settlement price for the underlying futures contract.
Exercise Style	Options are American Style and are exercised by notifying the Clearing House by 7:00 p.m. CT on the day of exercise. Unexercised options shall expire at 7:00 p.m. CT on the last trading day. In-the-money options that have not been exercised shall be automatically exercised following expiration in the absence of contrary instructions.
Settlement Method	Deliverable
Underlying	Eurodollar Futures

Minimum Price Fluctuation	One-half of one basis point (0.005 = $12.50).
Trading Hours	CME Globex:	Sunday - Friday : 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m.CT) with a 60-minute break each day beginning at 5:00 p.m.(4:00 p.m. CT)
	Open Outcry:	MON - FRI: 7:20 a.m. - 2:00 p.m.
	CME ClearPort:	Sunday - Friday : 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m.CT) with a 60-minute break each day beginning at 5:00 p.m.(4:00 p.m. CT)
Product Code	CME Globex: E01,E02,E03,E04,E05 CME ClearPort: 1K,2K,3K,4K,5K Open Outcry: 1K,2K,3K,4K,5K Clearing: 1K,2K,3K,4K,5K
Listed Contracts	Weekly expirations including the serial/quarterly Mid-curve options. Two weekly expirations of each year (1-Year, 2-Year and 3-Year) will be listed at any one given time.
Termination Of Trading	Each Friday that is not an expiration day for a Quarterly or Serial 1-Year, 2-Year or 3-Year Mid-Curve Option.
Position Limits	CME Position Limits
Exchange Rulebook	CME Chapter 452A
Block Minimum	Block Minimum Thresholds
Price Limit Or Circuit	Price Limits
Vendor Codes	Quote Vendor Symbols Listing
Strike Price Listing Procedures	Strike prices will be listed in intervals of 12.5 basis points (0.125) in a range of 150 basis points above and 150 basis points below the strike closest to the previous day's underlying futures settle price. Strike prices will be listed in intervals of 25 basis points (0.25) in a range of 550 basis points above and 550 basis points below the strike closest to the previous day's underlying futures settle price.
Exercise Style	Options are American Style and are exercised by notifying the Clearing House by 7:00 p.m. CT on the day of exercise. Unexercised options shall expire at 7:00 p.m. CT on the last trading day. In-the-money options that have not been exercised shall be automatically exercised following expiration in the absence of contrary instructions.
Settlement Method	Deliverable
Underlying	Eurodollar Futures

Minimum Price Fluctuation	One-half of one basis point/0.005 = $12.50
Trading Hours	CME Globex:	Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)
	Open Outcry:	Monday - Friday: 7:20 a.m. - 2:00 p.m. CT
	CME ClearPort:	Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)
Product Code	CME Globex: E31,E32,E33,E34,E35 Open Outcry: EF1,EF2,EF3,EF4,EF5 Clearing: EF1,EF2,EF3,EF4,EF5
Listed Contracts	Weekly contracts listed for 2 consecutive weeks. No weekly contract listed the same week as the serial or quarterly expiration.
Termination Of Trading	Trading termiates on Friday of the contract week.
Position Limits	CME Position Limits
Exchange Rulebook	CME Chapter 452A
Block Minimum	Block Minimum Thresholds
Price Limit Or Circuit	Price Limits
Vendor Codes	Quote Vendor Symbols Listing
Strike Price Listing Procedures	Strike prices will be listed in intervals of 12.5 basis points (0.125) in a range of 150 basis points above and 150 basis points below the strike closest to the previous day's underlying futures settle price. Strike prices will be listed in intervals of 25 basis points (0.25) in a range of 550 basis points above and 550 basis points below the strike closest to the previous day's underlying futures settle price.
Exercise Style	Options are American Style and are exercised by notifying the Clearing House by 7:00 p.m. CT on the day of exercise. Unexercised options shall expire at 7:00 p.m. CT on the last trading day. In-the-money options that have not been exercised shall be automatically exercised following expiration in the absence of contrary instructions.
Settlement Method	Deliverable
Underlying	Eurodollar Futures

Minimum Price Fluctuation	One-quarter of one basis point (0.0025 = $6.25) when the nearest contract month of the underlying ED futures calendar spread is the nearest expiring futures contract month and also for options with premiums below 0.05 IMM index points. One-half of one basis point (0.005 = $12.50) for all other contract months.
Price Quotation	U.S. dollars and cents per IMM index point
Trading Hours	CME Globex:	Sunday - Friday 5:00 p.m. – 4:00 p.m. CT with a 60-minute break each day beginning at 4:00 p.m. CT
	Open Outcry:	Monday - Friday: 7:20 a.m. - 2:00 p.m. CT
	CME ClearPort:	Sunday - Friday 5:00 p.m. – 4:00 p.m. CT with a 60-minute break each day beginning at 4:00 p.m. CT
Product Code	CME Globex: SPO CME ClearPort: SPO Open Outcry: SP1 Clearing: SPO
Listed Contracts	Quarterly contracts (Mar, Jun, Sep and Dec) listed for 4 consecutive quarters and 2 serial contract months
Termination Of Trading	Trading terminates on the Friday prior to the third Wednesday of the contract month.
Position Limits	CME Position Limits
Exchange Rulebook	CME Chapter 452D
Block Minimum	Block Minimum Thresholds
Price Limit Or Circuit	Price Limits
Vendor Codes	Quote Vendor Symbols Listing
Strike Price Listing Procedures	At-the-money strike price plus/minus 20 strike prices in integral increments of 5 basis points (0.05 IMM index points).
Exercise Style	American
Settlement Method	Deliverable
Underlying	Eurodollar Futures