SLRC SLR Investment Corporation

☐ Rule 13d-1(b)

☐ Rule 13d-1(c)

☒ Rule 13d-1(d)

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Introductory Note for Schedule 13G

This Amendment No. 4 to the Schedule 13G (this “ Amendment No.  4 ”) is being filed to update the information set forth in the initial Schedule 13G filed with the Securities and Exchange Commission on February 17, 2015 (the “ Original Schedule 13G ”), the information set forth in Amendment No. 1 to the Original Schedule 13G filed with the Securities and Exchange Commission on November 16, 2015 (the “ Amendment No.  1 ”), the information set forth in Amendment No. 2 to the Original Schedule 13G filed with the Securities and Exchange Commission on February 5, 2016 (the “ Amendment No.  2 ”), and the information set forth in Amendment No. 3 to the Original Schedule 13G filed with the Securities and Exchange Commission on February 9, 2017 (the “ Amendment No.  3 ” and collectively with the Original Schedule 13G and the Amendment No. 1 and the Amendment No. 2, the “ Schedule 13G ”). This Amendment No. 4 is filed on behalf of Mr. Michael S. Gross; Mr. Bruce J. Spohler; Solar Capital Investors, LLC, a Delaware limited liability company (“ Solar I ”); Solar Capital Investors II, LLC, a Delaware limited liability company (“ Solar II ”); and the 2013 Grantor Retained Annuity Trust setup by and for Mr. Gross and for which he acts as sole trustee (the “ GRAT ”) to report their beneficial ownership of common stock, par value $0.01 per share (the “ Common Stock ”) of Solar Capital, Ltd., a Maryland corporation (the “ Issuer ”).

This Schedule 13G, as amended by Amendment No. 4, relates to Common Stock of the Issuer purchased by Mr. Gross directly in his personal accounts and by Mr. Gross indirectly through Solar I, Solar II, the GRAT, a profit sharing plan in which Mr. Gross is the sole participant (the “ Profit Sharing Plan ”) and Solar Capital Partners Employee Stock Plan, LLC (the “ SCP Plan ”), which is controlled by Solar Capital Partners, LLC (“ Solar Partners ”). This Schedule 13G, as amended by Amendment No. 4, also relates to the Common Stock of the Issuer purchased by Mr. Spohler directly in his personal accounts and indirectly through Solar I, Solar II and the SCP Plan. Mr. Gross and Mr. Spohler are controlling members of Solar I, Solar II and Solar Partners. Solar Partners is the controlling member of the SCP Plan, and thus, Mr. Gross and Mr. Spohler direct the control of the SCP Plan through Solar Partners. Mr. Gross serves as the sole trustee of the GRAT and, as a result, has sole power to direct the vote and disposition of those shares of Common Stock held by the GRAT. Mr. Gross is the sole participant in the Profit Sharing Plan, and thus, has sole power to direct the vote and disposition of those shares of Common Stock held by the Profit Sharing Plan. Mr. Gross, as beneficial owner of the shares held directly in his personal accounts and indirectly by Solar I, Solar II, the GRAT, the Profit Sharing Plan and the SCP Plan, may direct the vote and disposition of 2,425,878 shares of Common Stock. Mr. Spohler, as the beneficial owner of shares held directly in his personal accounts and indirectly by Solar I, Solar II and the SCP Plan, may direct the vote and disposition of 2,214,484 shares of Common Stock. Of the above shares, Solar I holds 1,285,013 shares of Common Stock and may direct the vote and disposition of those shares. Solar II holds 715,000 shares of Common Stock and may direct the vote and disposition of those shares. The GRAT holds 20,000 shares of Common Stock and may direct the vote and disposition of those shares. Messrs. Gross and Spohler, as the controlling members of Solar Partners, are deemed to indirectly beneficially own the 200,471 shares of Common Stock held by the SCP Plan. Mr. Gross, as the sole participant in the Profit Sharing Plan, is deemed to directly beneficially own the 39,500 shares of Common Stock held by the Profit Sharing Plan. The Schedule 13G is hereby amended and restated to read as follows:

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Solar Capital Ltd.

500 Park Avenue

New York, NY 10022

Mr. Michael S. Gross, Mr. Bruce J. Spohler, Solar Capital Investors, LLC (“ Solar I ”), Solar Capital Investors II, LLC (“ Solar II ”) and the 2013 Grantor Retained Annuity Trust (“ GRAT ”).

500 Park Avenue

New York, NY 10022

Each of Mr. Gross and Mr. Spohler is a United States citizen. Each of Solar I and Solar II is a limited liability company organized under the laws of the State of Delaware. The GRAT is a trust organized under the laws of the State of New York.

Common Stock, par value $0.01 per share (the “ Common Stock ”).

83413U100.

Not Applicable.

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(ii) Mr. Spohler has sole voting and dispositive power with respect to 14,000 shares of Common Stock through his personal accounts. As a controlling member of Solar I, Solar II and Solar Partners (and thus controlling the SCP Plan), Mr. Spohler has shared voting and dispositive power with respect to 2,200,484 shares of Common Stock, which are held by Solar I, Solar II and the SCP Plan.

(iii) As holder of the shares, Solar I has sole voting and dispositive power with respect to 1,285,013 shares of Common Stock.

(iv) As holder of the shares, Solar II has sole voting and dispositive power with respect to 715,000 shares of Common Stock.

(v) As holder of the shares, the GRAT has sole voting and dispositive power with respect to 20,000 shares of Common Stock.

Not Applicable.

Not Applicable.

Not Applicable.

Not Applicable.

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Not Applicable.

Not Applicable.

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SIGNATURE

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.

Dated: February 13, 2018

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