Comments on Commission Notice:
International Securities Exchange LLC; Notice of Filing of Application for Registration as a National Securities Exchange Under Section 6 of the Securities Exchange Act of 1934

Release No. 34-41439; File No. 10-127

• Comments of Peter Hajas, Chief Executive Officer, Arbitrade Holdings, December 3, 1999. (File name: hajas1.htm)

• Comments of David Battan, Vice President and General Counsel of Interactive Brokers for the Timber Hill Group, November 16, 1999. (File name: timber2.htm)

• Comments of Kenneth D. Pasternak, Chief Executive Officer and Walter F. Raquet, Chief Operating Officer, Knight Securities, L.P., July 26, 1999. (File name: raquet1.htm)

• Comments of The Timber Hill Group, July 16, 1999. (File name: timber1.htm)

• Comments of Peter Hajas, Chief Executive Officer, Arbitrade Holding LLC, July 16, 1999. (File name: hajas1.htm)

• Comments of Mitchell Thaw, Director, July 12, 1999. (File name: thaw1.htm)

• Comments of E.E. Geduld, President, July 7, 1999. (File name: geduld1.htm)

• Comments of Bernie Schaeffer, Chairman, Schaeffer's Investment Research, Inc., July 6, 1999. (File name: schaef1.htm)

http://www.sec.gov/rules/other/f10-127.shtml
12/3/1999