PSTV 8-K: Smart Summary

Plus Therapeutics, Inc. (Nasdaq: PSTV) received written notice from Nasdaq on April 20, 2026 confirming it has regained compliance with the minimum bid price requirement under Nasdaq Listing Rule 5550(a)(2), following a one-for-twenty-five reverse stock split effective April 2, 2026.

• On April 20, 2026, the Company received a Notification Letter from Nasdaq confirming regained compliance with the minimum bid price requirement under Nasdaq Listing Rule 5550(a)(2).
• Compliance was regained following a one-for-twenty-five reverse split of the Company's common stock, which became effective on April 2, 2026.
• Nasdaq determined that for 10 consecutive business days from April 6, 2026 to April 17, 2026, the closing bid price of the Company's common stock was at or above $1.00 per share.
• Nasdaq advised that the matter is now closed.
• The Company issued a press release on April 21, 2026 announcing receipt of the Notification Letter.