An electronic component presser is included in an electronic component testing apparatus used to test a device under test (DUT). The electronic component testing apparatus includes an electronic component handler, an electronic component tester, and a first socket. The electronic component presser connects to the electronic component handler and to the electronic component tester. The electronic component presser includes: a holding plate that holds the DUT that has been carried to the holding plate by a contact arm of the electronic component handler; a transport unit that moves the DUT between the holding plate and the first socket; a pusher that presses the DUT that has been disposed on the first socket; and an antenna unit comprising a measurement antenna that faces a device antenna of the DUT disposed on the first socket.