Form 4 Filing for Cellectar Biosciences, Inc.

This filing details a Form 4 submission for Cellectar Biosciences, Inc. (CLRB) concerning transactions by reporting owner NEIS JOHN. On July 7, 2026, John Neis acquired 25,000 stock options with a right to buy common stock. These options have an exercise price of $2.70 and are set to expire on July 7, 2036. The options will vest in full on July 7, 2027, contingent upon John Neis’s continued service. Following this transaction, John Neis holds 25,000 shares. The filing was signed on July 8, 2026, by Chad Kolean as attorney-in-fact for John Neis.