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                             UNITED STATES
                  SECURITIES AND EXCHANGE COMMISSION
                         Washington, D.C.  20549

                             FORM 10-K/A

[X]  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
                        EXCHANGE ACT OF 1934

                 For The Year Ended December 31, 2005

                                 OR

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

              For the transition period from N/A to N/A
                                             ---    ---

                      Commission File No. 814-55

TECHNOLOGY FUNDING VENTURE PARTNERS IV, AN AGGRESSIVE GROWTH FUND, L.P.
-----------------------------------------------------------------------
         (Exact name of Registrant as specified in its charter)

          DELAWARE                            94-3054600
-------------------------------    ----------------------------------
(State or other jurisdiction of   (I.R.S. Employer Identification No.)
incorporation or organization)

1107 Investment Boulevard, Suite 180
El Dorado Hills, California                                   95762
---------------------------------------                     --------
(Address of principal executive offices)                   (Zip Code)

                             (916) 941-1400
            --------------------------------------------------
           (Registrant's telephone number, including area code)












Securities registered pursuant to Section 12(b) of the Act:  None
Securities registered pursuant to Section 12(g) of the Act:  Limited
  Partnership Units


Indicate by check mark whether the Registrant (1) has filed all reports
required to be filed by Section 13 or 15(d) of the Securities Exchange
Act of 1934 during the preceding 12 months (or for such shorter period
that the Registrant was required to file such reports), and (2) has been
subject to such filing requirements for the past 90 days.  Yes  X  No
                                                               ---    ---

Indicate by check mark whether the registrant is an accelerated filer (as
defined in Rule 12B-2 of the Act).                         Yes    No X
                                                              ---   ---

Indicate by check mark if disclosure of delinquent filers pursuant to
Item 405 of Regulation S-K is not contained herein, and will not be
contained, to the best of registrant's knowledge, in definitive proxy or
information statements incorporated by reference in Part III of this Form
10-K or any amendment to this Form 10-K. [   ]

No active market for the Units of limited partnership interests (Units)
exists, and therefore the market value of such Units cannot be
determined.

Documents incorporated by reference:  Portions of the Registrant's Proxy
Statement relating to the Registrant's Meeting of Limited Partners held
on November 8, 2005 are incorporated by reference into Part III of this
Form 10-K where indicated.



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The Partnership incorporates by reference the document listed below:

The Partnership's annual report on Form 10-K for the year ended December
31, 2005, filed on March 28, 2006, file number 814-00055.

















































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                              SIGNATURES
                              ----------

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this Report to be signed on its behalf by the
undersigned, thereunto duly authorized.

                         TECHNOLOGY FUNDING VENTURE PARTNERS IV,
                         AN AGGRESSIVE GROWTH FUND, L.P.

                         By:  TECHNOLOGY FUNDING INC.
                              TECHNOLOGY FUNDING LTD.
                              Managing General Partners

Date:  March 28, 2006    By:  /s/Charles R. Kokesh
                               --------------------------------
                                 Charles R. Kokesh
                                 President, Chief Executive Officer,
                                 Chief Financial Officer and
                                 Chairman of Technology Funding Inc.
                                 and Managing General Partner of
                                 Technology Funding Ltd.

Pursuant to the requirements of the Securities Exchange Act of 1934, this
Report on Form 10-K has been signed by the following persons on behalf of
the Registrant and in the capacities and on the dates indicated:

          Signature           Capacity                 Date
          ---------           --------                 ----

 /s/Charles R. Kokesh         President, Chief         March 28, 2006
------------------------      Executive Officer,
    Charles R. Kokesh         Chief Financial Officer,
                              and Chairman of
                              Technology Funding Inc.
                              and Managing General
                              Partner of Technology
                              Funding Ltd.

The above represents a majority of the Board of Directors of Technology
Funding Inc. and the General Partners of Technology Funding Ltd.

Technology Funding Partners IV, L.P.     1:33 PM     05/23/06
(a Delaware limited partnership in process of liquidation)

Page 1 of 4
Technology Funding Partners IV, L.P.
(a Delaware limited partnership in process of liquidation)