PIMCO INCOME STRATEGY FUND 8-K

What Happened

• PIMCO Income Strategy Fund (ticker: PFL) filed an 8-K on June 24, 2026 announcing a change to the Fund’s principal investment strategy: effective June 24, 2026 the Fund is permitted to invest in and/or originate loans as a principal investment strategy.
• The fund attached a supplement to its prospectus and statement of additional information disclosing this change (Exhibit 99.1). The filing was signed by Ryan G. Leshaw, Chief Legal Officer and Secretary, on June 24, 2026.

Key Details

• Effective date: June 24, 2026.
• Change: Fund may, as a principal investment strategy, invest in and/or originate loans.
• Disclosure: Supplement to the prospectus and statement of additional information attached as Exhibit 99.1 (dated June 24, 2026).
• Filing: Reported on Form 8-K and signed by Ryan G. Leshaw.

Why It Matters

• This change expands the Fund’s allowable investments to include originating and holding loans, which can alter the Fund’s portfolio composition and risk profile.
• For investors, that could mean different exposure to credit risk, liquidity characteristics, and potential yield outcomes compared with the Fund’s prior investment mix. Review the prospectus supplement (Exhibit 99.1) for full details before making investment decisions.