XML 21 R5.htm IDEA: XBRL DOCUMENT v3.19.1
Statements of Operations - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Gain (loss) on trading of commodity futures contracts:      
Realized gain (loss) on closed futures contracts $ 230,893,690 $ (209,701,928) $ 166,847,846
Change in unrealized gain (loss) on open futures contracts (122,742,937) 18,286,173 (63,973,835)
Realized gain (loss) on short-term investments (15,781) (1,172) 0
Dividend income 569,787 148,745 117,246
Interest income [1] 5,960,666 3,982,312 1,707,539
ETF transaction fees 194,000 277,000 133,000
Total income (loss) 114,859,425 (187,008,870) 104,831,796
Expenses      
General Partner management fees (Note 3) 2,259,093 2,972,340 3,263,777
Professional fees 928,798 1,390,036 254,042
Brokerage commissions 1,424,713 1,728,440 2,000,888
Directors' fees and insurance 69,624 64,982 94,521
License fees 56,477 74,309 81,594
Registration fees 83,258 204,998 404,792
Total expenses 4,821,963 6,435,105 6,099,614
Net income (loss) $ 110,037,462 $ (193,443,975) $ 98,732,182
Net income (loss) per limited partnership share $ 1.01 $ (13.84) [2] $ 2.42 [2]
Net income (loss) per weighted average limited partnership share $ 6.73 $ (10.54) [2] $ 5.60 [2]
Weighted average limited partnership shares outstanding 16,359,928 18,356,071 [2] 17,619,898 [2]
[1] Interest income does not exceed paid in kind of 5%.
[2] On January 4, 2018, there was a 1-for-4 reverse share split. The Statement of Operations have been adjusted for the period shown to reflect the 1-for-4 reverse share split on a retroactive basis.