144 0002046786 XXXXXXXX LIVE 0002018064 TechTarget, Inc. 001-42428 275 Grove Street Newton MA 02466 (617)-431-9200 William Thomas Morelli Officer Common Stock E*TRADE Securities LLC

PO Box 484 Jersey City NJ 07303-0484

2737 10537.45 72606498 09/23/2026 Nasdaq Common Stock 09/22/2026 RSU Vest TechTarget, Inc. N 11097 09/22/2026 N/A Y These shares are being sold to cover withholding taxes due in connection with the settlement of vested Restricted Stock Units. 09/23/2026 /s/ William Thomas Morelli