ˌɔn mˈeɪ twˈɛnti nˈaɪn, tˈuː θˈaʊzənd ɪlˈɛvən, pˈɛnjə wʌz plˈeɪst ɔnðə fˈɪftiːndˈeɪ dˌɪsˈeɪbəld lˈɪst wɪð ɹˈaɪt ˈɛlboʊ tˌɛndɪnˈaɪɾɪs ɹˌɛtɹoʊˈæktɪv tə mˈeɪ twˈɛnti ˈeɪt.
On May 29, 2011, Peña was placed on the 15-day disabled list with right elbow tendinitis retroactive to May 28.