FORM OF PROSPECTUS SUPPLEMENT(1) (To Prospectus dated [ ]) PIMCO Income Opportunity Fund Up to $[ ] Common Shares of Beneficial InterestPIMCO Income Opportunity Fund • January 22nd, 2020
PIMCO Income Opportunity Fund (the "Fund") has entered into a sales agreement (the "Sales Agreement") with [ ] ("[ ]") relating to its common shares of beneficial interest, par value $0.00001 per share ("Common Shares"), offered by this Prospectus Supplement and the accompanying Prospectus. In accordance with the terms of the Sales Agreement, the Fund may offer and sell its Common Shares having an aggregate offering price of up to $[ ], from time to time through [ ] as its agent for the offer and sales of the Common Shares. As of [ ] the Fund has sold pursuant to a prior registration statement an aggregate of [ ] Common Shares, representing net proceeds to the Fund of $[ ], after payment of commissions. Under the Investment Company Act of 1940, as amended (the "1940 Act"), the Fund may not sell any Common Shares at a price below the current net asset value of such common shares, exclusive of any distributing commission or discount. The Fund's investment objectives are to seek current i
