ɪn mˈɑːɹtʃ tˈuː θˈaʊzənd sˈɪks, ɐ dʒˈʌdʒ dɪtˈɜːmɪnd mˈɑːɹɹɪˌoʊ ɡæbˈɛli hæd ʌnfˈɛɹli pɹɪvˈɛntᵻd fɹˈɛdɚɹˌɪk dʒˈeɪ. mæntʃˈɛski, ɐ lˈɔŋ tˈaɪm ɪnvˈɛstmənt pˈɑːɹtnɚ, ænd dˈeɪvɪd ˈɛm. pˈɜːlmʌɾɚ, ɡæbˈɛlɪz fˈɔːɹmɚ lˈɔɪɚ, fɹʌm sˈɛlɪŋ ðɛɹ ʃˈɛɹz ɪn ɡæbˈɛli ɡɹˈuːp kˈæpɪɾəl pˈɑːɹtnɚz æt fˈɛɹ mˈɑːɹkɪt vˈæljuː.
In March 2006, a judge determined Mario Gabelli had unfairly prevented Frederick J. Mancheski, a long time investment partner, and David M. Perlmutter, Gabelli's former lawyer, from selling their shares in Gabelli Group Capital Partners at fair market value.