| Item 1. | |
| (a) | Name of issuer:
Western Asset Investment Grade Defined Opportunity Trust Inc. |
| (b) | Address of issuer's principal executive
offices:
620 Eighth Avenue, 47th Floor, New York, NY 10018 |
| Item 2. | |
| (a) | Name of person filing:
Sit Investment Associates, Inc. |
| (b) | Address or principal business office or, if
none, residence:
80 South Eighth Street, Suite 3300
Minneapolis, MN 55402 |
| (c) | Citizenship:
Sit Investment Associates, Inc. Minnesota Corporation |
| (d) | Title of class of securities:
Common Stock |
| (e) | CUSIP No.:
95790A101 |
| Item 3. | If this statement is filed pursuant to §§
240.13d-1(b) or 240.13d-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 § 240.13d-1(b)(1)(ii)(E); |
| (f) | An
employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F); |
| (g) | A
parent holding company or control person in accordance with § 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) | A
non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S.
institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please
specify the type of institution: |
| (k) | Group,
in accordance with Rule 240.13d-1(b)(1)(ii)(K). |
| | |
| Item 4. | Ownership |
| (a) | Amount beneficially owned:
The ownership percentages reported are based on 5,993,650 shares of common stock outstanding as of May 31, 2024, as reported in the Issuer's Report on Form N-CSRS filed with the Securities Exchange Commission, and adjusted for the shares redeemed pursuant to the tender offer dated October 1, 2024.
Sit Investment Associates, Inc. ("SIA") is an investment adviser registered under section 203 of the Investment Advisers Act of 1940. SIA provides investment management services to client accounts ("Accounts"). In its role as investment adviser SIA possess voting and investment power over securities of the Issuer described in this schedule 13G owned by the Accounts and may be deemed to be the beneficial owner of such shares of the Issuer owned by the Accounts. All securities reported in this schedule 13G are owned by the Accounts. Pursuant to Rule 13d-4 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), SIA disclaims beneficial ownership of such securities. |
| (b) | Percent of class:
2.7 % |
| (c) | Number of shares as to which the person has:
|
| | (i) Sole power to vote or to direct the vote:
164,657
|
| | (ii) Shared power to vote or to direct the
vote:
0
|
| | (iii) Sole power to dispose or to direct the
disposition of:
164,657
|
| | (iv) Shared power to dispose or to direct the
disposition of:
0
|
| Item 5. | Ownership of 5 Percent or Less of a Class. |
| |
Ownership of 5 percent or less of a class |
| 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
|
