SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G
                                  Rule 13d-102

                   Under the Securities Exchange Act of 1934
                               (Amendment No. 3)*

                                  Nelnet, Inc.
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                                (Name of Issuer)

                              Class A Common Stock
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                         (Title of Class of Securities)

                                  64031N 10 8
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                                 (CUSIP Number)

                                   12/31/2006
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            (Date of Event which Requires Filing of this Statement)

      Check the appropriate box to designate the rule pursuant to which
this Schedule is filed:
                               |_| Rule 13d-1 (b)
                               |_| Rule 13d-1 (c)
                               |X| Rule 13d-1 (d)

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      * The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter disclosures provided in a prior cover page.

      The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).

Page 1 of 4 Pages


CUSIP No. 64031N 10 8
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(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    Butterfield, Stephen F

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(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (b)|_|
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(3) SEC use only.

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(4) Citizenship or place of organization.

    United States
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Number of shares beneficially owned by each reporting person with:

    (5) Sole voting power:
        3,868,083 (1)

    (6) Shared voting power:
        2,094,716 (2)

    (7) Sole dispositive power:
        3,868,083 (1)

    (8) Shared dispositive power:
        2,094,716 (2)

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(9) Aggregate amount beneficially owned by each reporting person.

    5,962,799 (3)
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(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
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(11) Percent of class represented by amount in Row 9.

     13.2%
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(12) Type of reporting person (see instructions).

     IN    HC
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(1)     Represents 3,868,083 shares of Class B common stock (which are
        convertible into the same number of shares of Class A common stock at
        the option of the holder at any time) held by the Stephen F. Butterfield
        Revocable Living Trust, of which Mr. Butterfield is trustee.  Such
        number of shares of Class B common stock reflects distributions by the
        Grantor Retained Annuity Trust discussed in footnote (2) below of shares
        of Class B common stock to Mr. Butterfield and then transfers of such
        shares from Mr. Butterfield to the Stephen F. Butterfield Revocable
        Living Trust.  Each share of Class A common stock has one vote and each
        share of Class B common stock has ten votes on all matters to be voted
        upon by the issuer's shareholders.

(2)     This amount includes 508,025 shares of Class B common stock (which is
        convertible into Class A common stock on a one-for-one basis at the
        option of the holder at any time) held in a Grantor Retained Annuity
        Trust on behalf of Mr. Butterfield, which reflects distributions by the
        Trust of shares of Class B common stock to Mr. Butterfield and then
        transfers of such shares from Mr. Butterfield to the Stephen F.
        Butterfield Revocable Living Trust.  This amount also includes 1,586,691
        shares of Class B common stock owned by Union Financial Services, Inc.,
        of which Mr. Butterfield is a director and president and owns 50.0% of
        the outstanding voting stock.  Mr. Butterfield disclaims beneficial
        ownership of the shares owned by Union Financial Services, Inc., except
        to the extent of his pecuniary interest therein.

(3)     All amounts in Items 5-9 are as of December 31, 2006.

Page 2 of 4 Pages


Item 1(a). Name of Issuer:

           Nelnet, Inc.

Item 1(b). Address of Issuer's Principal Executive Offices:

           121 South 13th Street
           Suite 201
           Lincoln, Nebraska 68508

Item 2(a). Name of Person Filing:

           Butterfield, Stephen F

Item 2(b). Address or Principal Business Office or, If None, Residence:

           121 South 13th Street
           Suite 201
           Lincoln, Nebraska 68508

Item 2(c). Citizenship:

           United States

Item 2(d). Title of Class of Securities:

           Class A Common Stock

Item 2(e). CUSIP No.:

           64031N 10 8

Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or
        (c), Check Whether the Person Filing is a:

        (a) |_| Broker or dealer registered under section 15 of the Act
                (15 U.S.C. 78o).

        (b) |_| Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

        (c) |_| Insurance company as defined in section 3(a)(19) of the Act
                (15 U.S.C. 78c).

        (d) |_| Investment company registered under section 8 of the Investment
                Company Act of 1940 (15 U.S.C 80a-8).

        (e) |_| An investment adviser in accordance with
                ss. 240.13d-1(b)(1)(ii)(E);

        (f) |_| An employee benefit plan or endowment fund in accordance with
                ss.240.13d-1(b)(1)(ii)(F);

        (g) |_| A parent holding company or control person in accordance with
                ss.240.13d- 1(b)(1)(ii)(G);

        (h) |_| A savings associations as defined in Section 3(b) of the
                Federal Deposit Insurance Act (12 U.S.C. 1813);

        (i) |_| A church plan that is excluded from the definition of an
                investment company under section 3(c)(14) of the Investment
                Company Act of 1940 (15 U.S.C. 80a-3);

        (j) |_| Group, in accordance with ss. 240.13d-1(b)(1)(ii)(J).

        If this statement is filed pursuant to Rule 13d-1(c),
        check this box. |_|

Item 4. Ownership

    (a) Amount beneficially owned:
        5,962,799

    (b) Percent of class:
        13.2

    (c) Number of shares as to which such person has:
        (i)   Sole power to direct the vote
              3,868,083 (1)

        (ii)  Shared power to direct the vote
              2,094,716 (2)

        (iii) Sole power to dispose or direct the disposition of
              3,868,083 (3)

        (iv)  Shared power to dispose or direct the disposition of
              2,094,716 (4)

Item 5. Ownership of 5 Percent or Less of a Class.

        If this statement is being filed to report the fact that as of the date
        hereof the reporting person has ceased to be the  beneficial owner of
        more than 5 percent of the class of  securities, check the following |_|

Item 6. Ownership of More than 5 Percent on Behalf of Another Person.

        Not Applicable

Item 7. Identification and Classification of the Subsidiary Which Acquired the
        Security Being Reported on by the Parent Holding Company or Control
        Person.

        Not Applicable

Item 8. Identification and Classification of Members of the Group.

        Not Applicable

Item 9. Notice of Dissolution of Group.

        Not Applicable

Item 10. Certifications

         N/A


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1. See Item (5) footnote above

2. See Item (6) footnote above

3. See Item (7) footnote above

4. See Item (8) footnote above


Page 3 of 4 Pages


After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

                                      Stephen F. Butterfield

Date: 02/14/2007                      /s/ William J. Munn
                                      Name:  William J. Munn
                                      Title: Attorney-in-Fact*


The original statement shall be signed by each person on whose behalf the
statement is filed or his authorized representative. If the statement is signed
on behalf of a person by his authorized representative other than an executive
officer or general partner of the filing person, evidence of the
representative's authority to sign on behalf of such person shall be filed with
the statement, Provided, however, That a power of attorney for this purpose
which is already on file with the Commission may be incor porated by reference.
The name and any title of each person who signs the statement shall be typed or
printed beneath his signature.

ATTENTION: Intentional misstatements or omissions of fact constitute Federal
criminal violations (see 18 U.S.C. 1001). (Secs. 3(b), 13(d)(1), 13(d)(2),
13(d)(5),  13(d)(6), 13(g)(1), 13(g)(2), 13(g)(5), 23, 48 Stat. 882, 894, 901;
sec. 203(a),  49 Stat. 704; sec. 8, 49 Stat. 1379; sec. 10, 78 Stat. 88a; sec.
2, 82 Stat. 454;  secs. 1, 2, 84 Stat. 1497; secs. 3, 10, 18, 89 Stat. 97, 119,
155; secs. 202, 203,  91 Stat. 1494, 1498, 1499; (15 U.S.C. 78c(b), 78m(d)(1),
78m(d)(2), 78m(d)(5),  78m(d)(6), 78m(g)(1), 78m(g)(2), 78m(g)(5), 78w)) [43 FR
18499, Apr. 28, 1978,  as amended at 43 FR 55756, Nov. 29, 1978; 44 FR 2148,
Jan. 9, 1979; 44 FR 11751,  Mar. 2, 1979; 61 FR 49959, Sept. 24, 1996; 62 FR
35340, July 1, 1997; 63 FR 2867,  Jan. 16, 1998; 63 FR 15287, Mar. 31, 1998]

Page 4 of 4 Pages