<PAGE>
================================================================================
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A INFORMATION
Proxy Statement Pursuant to Section 14(a)
of the Securities Exchange Act of 1934
Filed by the Registrant [X]
Filed by a Party other than the Registrant [_]
Check the appropriate box:
[_] Preliminary Proxy Statement [_] Confidential, for Use of the
Commission Only (as permitted by
Rule 14a-6(e)(2))
[_] Definitive Proxy Statement
[X] Definitive Additional Materials
[_] Soliciting Material Pursuant to Section 240.14a-11(c) or Section 240.14a-12
ONSALE, INC.
- --------------------------------------------------------------------------------
(Name of Registrant as Specified In Its Charter)
- --------------------------------------------------------------------------------
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
[_] No fee required.
[_] Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.
(1) Title of each class of securities to which transaction applies:
-------------------------------------------------------------------------
(2) Aggregate number of securities to which transaction applies:
-------------------------------------------------------------------------
(3) Per unit price or other underlying value of transaction computed
pursuant to Exchange Act Rule 0-11 (Set forth the amount on which
the filing fee is calculated and state how it was determined):
-------------------------------------------------------------------------
(4) Proposed maximum aggregate value of transaction:
-------------------------------------------------------------------------
(5) Total fee paid: $_____
-------------------------------------------------------------------------
[X] Fee paid previously with preliminary materials.
Onsale paid a fee of $43,291 in connection with the filing of preliminary
proxy materials on August 10, 1999.
[_] Check box if any part of the fee is offset as provided by Exchange
Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee
was paid previously. Identify the previous filing by registration statement
number, or the Form or Schedule and the date of its filing.
(1) Amount Previously Paid:
-------------------------------------------------------------------------
(2) Form, Schedule or Registration Statement No.:
-------------------------------------------------------------------------
(3) Filing Party:
-------------------------------------------------------------------------
(4) Date Filed:
-------------------------------------------------------------------------
Notes:
<PAGE>
ADDITIONAL MATERIALS FILED PURSUANT TO RULE 14a-6
-------------------------------------------------
Egghead.com, Inc. intends to activate a web site related to the proposed merger
of Egghead with Onsale, Inc. Accordingly, Onsale is filing the following
description of this web site pursuant to Rule 14a-6 under the Securities
Exchange Act, as amended. Egghead intends to release this web site to its
shareholders beginning on or after October 4, 1999.
DESCRIPTION OF WEB SITE:
1. A blue banner spans the top and left border of each page. The upper left
corner contains the text: "egghead.com merger news." The upper right corner
contains the text: "Merger with Onsale, Inc." The left border of the page
contains several buttons which link directly to portions of Egghead's proxy
statement. The bottom of each page contains navigational links to the
previous and next pages, as applicable, and to the top of that page.
2. The home page of the web site contains a copy of the letter from George
Orban, the Chief Executive Officer of Egghead, to Egghead's shareholders
that was previously mailed to Egghead's shareholders together with
Egghead's proxy statement related to the merger.
3. The second page of the web site contains a copy of the notice of special
meeting of shareholders from Brian Bender, the Chief Financial Officer of
Egghead, to Egghead's shareholders that was previously mailed to Egghead's
shareholders together with Egghead's proxy statement related to the merger.
4. The remaining pages of the web site contain the body of the proxy statement
that was previously first mailed to Egghead's shareholders on September 24,
1999. Each line item in the table of contents contains a hyper-link to the
corresponding section of the proxy statement. Certain page references and
defined terms within the document also contain hyper-links to the
corresponding pages or definitions.
1
