RADNOR, Pa., Aug. 21, 2024 /PRNewswire/ -- law firm of Kessler Topaz Meltzer & Check, LLP (www.ktmc.com) is currently investigating potential violations of the federal securities laws on behalf of investors of DexCom, Inc. (NASDAQ: DXCM) ("DexCom").On July 25, 2024, after the market closed, DexCom announced disappointing earnings results for its second quarter of 2024 and slashed full year revenue guidance from $4.35 billion to $4 billion-$4.05 billion. In addressing the results, DexCom stated that the comp ...