UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

 

FORM 8-K

 

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15 (d) OF THE
SECURITIES EXCHANGE ACT OF 1934

 

September 12, 2005

Date of report (Date of earliest event reported)

 

Archipelago Holdings, Inc.

(Exact name of registrant as specified in its charter)

 

Delaware

 

001-32274

 

86-1075595

(State or other jurisdiction of
incorporation or organization)

 

(Commission File Number)

 

(I.R.S. Employer
Identification No.)

 

100 South Wacker Drive, Suite 1800, Chicago, IL 60606

(Address of Principal Executive Offices)

 

(312) 960-1696
(Registrant’s telephone number, including area code)

 

Not applicable

(Former name or former address, if changed since last report)

 

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

ý            Written Communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o            Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o            Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14a-2(b))

o            Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240. 13e-4(c))

 

 


 

Item 8.01               Other Events

 

Archipelago Holdings, Inc. (the “Company”) is furnishing presentation materials included as Exhibit 99.1 to this report pursuant to Item 8.01 of Form 8-K. The Company is not undertaking to update this presentation. This report will not be deemed an admission as to the materiality of any information herein (including Exhibit 99.1).

 

Item 9.01               FINANCIAL STATEMENTS AND EXHIBITS.

 

(c) Exhibits

 

99.1

 

Archipelago Holdings Inc. presentation September 9, 2005.

 

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SIGNATURE

 

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

 

Date: September 12, 2005

Archipelago Holdings, Inc.

 

 

 

 

 

/s/ Nelson J. Chai

 

 

 

 

Chief Financial Officer

 

 

INDEX TO EXHIBITS

 

Exhibit Number

 

Description

 

 

 

99.1

 

Archipelago Holdings Inc. presentation September 9, 2005.

 

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