Magellan Midstream Partners LP $15,040,206 Usa Compression Partners, Lp $496,414 CNX Midstream Partners LP $160,208 Green Plains Partners Lp $61,587 Matrix Service Co $731,299 Williams Companies Inc $7,905,283 Magellan Midstream Partners LP $15,040,206 Usa Compression Partners, Lp $496,414 CNX Midstream Partners LP $160,208 Green Plains Partners Lp $61,587 Matrix Service Co $731,299 Williams Companies Inc $7,905,283