Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net gain (loss) allocated from investment in Graham Alternative Investment Trading LLC
Net realized gain (loss) on investments	$ 1,436,755	$ (191,553)	$ 1,195,672	$ 1,598,533
Net increase (decrease) in unrealized appreciation on investments	369,498	(208,344)	696,275	(1,181,099)
Brokerage commissions and fees	(62,324)	(61,692)	(110,962)	(139,793)
Net gain (loss) allocated from investment in Graham Alternative Investment Trading LLC	1,743,929	(461,589)	1,780,985	277,641
Investment income:
Interest income	142,923	137,950	277,426	262,863
Expenses
Advisory fees	104,301	136,112	206,396	278,298
Sponsor fees	54,956	70,789	109,069	144,903
Professional fees and other	37,795	27,456	66,905	50,606
Administrator's fees	9,126	11,740	18,376	23,969
Interest expense	1,550	0	3,000	0
Total expenses	207,728	246,097	403,746	497,776
Net investment loss allocated from investment in Graham Alternative Investment Trading LLC	(64,805)	(108,147)	(126,320)	(234,913)
Net income (loss)	$ 1,679,124	$ (569,736)	$ 1,654,665	$ 42,728