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NYMEX Reports Record First Quarter 2007 Volume Of 1.512 Million Contracts Per Day, Up 40 Percent From 2006 Period - Record March Volume Averaged 1.372 Million Contracts Per Day - Q1 NYMEX Electronic Trading Volume Increases 485 Percent Over Q1 2006 - Q1 C

Date 03/04/2007

NYMEX Holdings, Inc. (NYSE:NMX), the parent company of the New York Mercantile Exchange, Inc. (NYMEX), announced today that average daily volume for the first quarter 2007 was 1.512 million contracts per day, a 40 percent increase from the same period a year ago. Total volume was 92.210 million contracts for the first quarter.

NYMEX volume on the CME Globex® electronic trading platform for the first quarter 2007 was 597,000 contracts per day and represented a 485 percent increase over the first quarter 2006 electronic volume on NYMEX ACCESS®. NYMEX floor-traded average daily volume was 330,000 contracts per day, a decrease of 39 percent over the first quarter 2006.

COMEX electronic volume on CME Globex for the first quarter 2007 averaged 90,000 contracts per day and represented a 650 percent increase over the first quarter 2006 NYMEX ACCESS electronic volume. COMEX floor-traded metals average daily volume was 56,000 contracts, a decrease of 60 percent over first quarter 2006.

Average daily volume on the NYMEX ClearPort® off-exchange electronic trading and clearing platform increased 54 percent for the first quarter 2007 to 373,000 contracts, from 242,000 contracts in the comparable period of 2006.

The remaining average daily volume of 66,000 per day consisted of other transactions which include position transfers and exchanges.

March Highlights Average daily volume in March 2007 was 1.372 million contracts per day, a 44 percent increase from 956,000 per day contracts in the same period of 2006. NYMEX electronic volume on the CME Globex electronic trading platform was 567,000 contracts per day and represented a 473 percent increase over the March 2006 electronic volume on NYMEX ACCESS. NYMEX floor volume averaged 267,000 contracts per day, a decrease of 46 percent over March 2006.

COMEX electronic volume on CME Globex averaged 100,000 contracts per day and represented an 809 percent increase over the March 2006 NYMEX ACCESS electronic volume. COMEX floor-traded metals average daily volume was 52,000 contracts, a decrease of 63 percent from March 2006.

Average daily volume on NYMEX ClearPort increased 74 percent in March 2007 to 322,000 contracts, from 185,000 contracts in the comparable period of 2006.

The remaining 63,000 trades per day consisted of other transactions which include position transfers and exchanges.

Note: The above figures are preliminary and may change slightly due to the fact that the last days of the month have not been finalized and are thus subject to adjustments and corrections. Average daily volume is based on 22 and 23 trading days for March 2007 and 2006, respectively.

February Rate Per Contrac
Gross average rate per contract across all venues in February 2007 was $1.51, while the net average rate per contract, including direct transaction costs, was $1.24. This is compared to gross average rate per contract of $1.34 and a net average rate per contract of $1.24 for February 2006. Direct transaction costs were $8.0 million for February 2007 versus $2.3 million for February 2006.

MARCH AVERAGE DAILY VOLUMES

Venue 2007 2006
NYMEX floor 267138 492,077
NYMEX electronic 567,384 98,522
COMEX floor 51,620 139,797
COMEX electronic 100,163 11,204
ClearPort 322,401 184,720
Other 63,121 29,797
Total 1,371,827 956,117


FIRST QUARTER AVERAGE DAILY VOLUMES
Venue 2007 2006
NYMEX floor 329,536 540,894
NYMEX electronic 596,646 101,754
COMEX floor 55,814 139,074
COMEX electronic 90,438 11,936
ClearPort 373,345 242,072
Other 65,864 46,315
Total 1,511,643 1,082,046


FEBRUARY AVERAGE RATES PER CONTRACT
Venue Net RPC
NYMEX floor $1.17
NYMEX electronic $0.90
COMEX floor $1.25
COMEX electronic $1.11
ClearPort $1.60
Other $2.53
Total Average Net Rate $1.24
Direct Transaction Cost $0.27
Total Gross Average Net Rate $1.51


THREE MONTH ROLLING AVERAGE RATES PER CONTRACT
(For the period December 2006-February 2007)
Venue Net RPC
NYMEX floor $1.16
NYMEX electronic $0.84
COMEX floor $1.23
COMEX electronic $1.12
ClearPort $1.66
Other $2.16
Total Average Net Rate $1.22
Direct Transaction Cost $0.27
Total Gross Average Net Rate $1.49
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About NYMEX Holdings, Inc.
NYMEX Holdings, Inc. (NYSE:NMX) is the parent company of the New York Mercantile Exchange, Inc., the world's largest physical commodities exchange, offering futures and options trading in energy and metals contracts and clearing services for more than 250 off-exchange energy contracts. Through a hybrid model of open outcry floor trading and electronic trading on CME Globex® and NYMEX ClearPort®, NYMEX offers crude oil, petroleum products, natural gas, coal, electricity, gold, silver, copper, aluminum, platinum group metals, and soft commodities contracts for trading and clearing virtually 24 hours each day. Further information about NYMEX Holdings, Inc. and the New York Mercantile Exchange, Inc. is available on the NYMEX website at http://www.nymex.com.