Consolidated Condensed Schedule of Investments - USD ($)		Jun. 30, 2018	Dec. 31, 2017
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Investments Owned, Cost		$ 69,776,286	$ 74,547,232
Investments Owned, Fair Value		68,742,285	74,642,951
Grant Park Absolute Return Fund, Class I
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Investments Owned, Fair Value		6,607,609	7,683,587
Open long contracts | Futures, Forward, and Swap Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 2,648,895	$ 4,518,063
Percent of Partners' Capital (Net Asset Value)		2.87%	3.98%
Open long contracts | Forward Contracts | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 68,517	$ 179,608
Percent of Partners' Capital (Net Asset Value)	[1]	0.07%	0.16%
Open long contracts | Futures Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 441,111	$ 3,159,143
Percent of Partners' Capital (Net Asset Value)	[1]	0.48%	2.78%
Open long contracts | Futures Contracts | U.S. Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 494,735	$ 2,644,054
Open long contracts | Futures Contracts | U.S. Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (9,955)	$ (11,912)
Percent of Partners' Capital (Net Asset Value)	[1]	(0.01%)	(0.01%)
Open long contracts | Futures Contracts | U.S. Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 75,205	$ 391,917
Percent of Partners' Capital (Net Asset Value)	[1]	0.08%	0.35%
Open long contracts | Futures Contracts | U.S. Futures Positions | Energy
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 833,321	$ 1,144,493
Percent of Partners' Capital (Net Asset Value)	[1]	0.90%	1.01%
Open long contracts | Futures Contracts | U.S. Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 145,694	$ 19,476
Percent of Partners' Capital (Net Asset Value)	[1]	0.16%	0.02%
Open long contracts | Futures Contracts | U.S. Futures Positions | Meats
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 3,294	$ 30,083
Percent of Partners' Capital (Net Asset Value)	[1]		0.03%
Open long contracts | Futures Contracts | U.S. Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (45,583)	$ 497,533
Percent of Partners' Capital (Net Asset Value)	[1]	(0.05%)	0.44%
Open long contracts | Futures Contracts | U.S. Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (34,417)	$ 217,286
Percent of Partners' Capital (Net Asset Value)	[1]	(0.04%)	0.19%
Open long contracts | Futures Contracts | U.S. Futures Positions | Stock indices and single stock futures
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (472,824)	$ 355,178
Percent of Partners' Capital (Net Asset Value)	[1]	(0.51%)	0.31%
Open long contracts | Futures Contracts | Foreign Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (53,624)	$ 515,089
Open long contracts | Futures Contracts | Foreign Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(995)
Open long contracts | Futures Contracts | Foreign Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	44	$ 19,742
Percent of Partners' Capital (Net Asset Value)	[1]		0.02%
Open long contracts | Futures Contracts | Foreign Futures Positions | Energy
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 7,857	$ (484)
Percent of Partners' Capital (Net Asset Value)	[1]	0.01%
Open long contracts | Futures Contracts | Foreign Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 704,010	$ (580,554)
Percent of Partners' Capital (Net Asset Value)	[1]	0.76%	(0.51%)
Open long contracts | Futures Contracts | Foreign Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (628,239)	$ 922,460
Percent of Partners' Capital (Net Asset Value)	[1]	(0.68%)	0.81%
Open long contracts | Futures Contracts | Foreign Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 581
Open long contracts | Futures Contracts | Foreign Futures Positions | Stock indices
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (136,882)	$ 153,925
Percent of Partners' Capital (Net Asset Value)	[1]	(0.15%)	0.14%
Open long contracts | Swap Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 2,139,267	$ 1,179,312
Percent of Partners' Capital (Net Asset Value)		2.32%	1.04%
Open long contracts | Swap Contracts | Deutsche Bank Total Return Swap Terminating March 29, 2019
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ (76,917)	$ 56,614
Percent of Partners' Capital (Net Asset Value)		(0.08%)	0.05%
Open long contracts | Swap Contracts | Deutsche Bank Total Return Swap Terminating July 1, 2020
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 2,216,184	$ 1,122,698
Percent of Partners' Capital (Net Asset Value)		2.40%	0.99%
Open short contracts | Futures, Forward, and Swap Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 1,135,539	$ (668,465)
Percent of Partners' Capital (Net Asset Value)		1.23%	(0.59%)
Open short contracts | Forward Contracts | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 71,227	$ (153,981)
Percent of Partners' Capital (Net Asset Value)	[1]	0.08%	(0.14%)
Open short contracts | Futures Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 1,064,312	$ (514,484)
Percent of Partners' Capital (Net Asset Value)	[1]	1.15%	(0.45%)
Open short contracts | Futures Contracts | U.S. Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 637,484	$ 84,023
Open short contracts | Futures Contracts | U.S. Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 198,810	$ 149,021
Percent of Partners' Capital (Net Asset Value)	[1]	0.22%	0.13%
Open short contracts | Futures Contracts | U.S. Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 298,647	$ (65,662)
Percent of Partners' Capital (Net Asset Value)	[1]	0.32%	(0.06%)
Open short contracts | Futures Contracts | U.S. Futures Positions | Energy
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (530)	$ (98,244)
Percent of Partners' Capital (Net Asset Value)	[1]		(0.09%)
Open short contracts | Futures Contracts | U.S. Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (59,696)	$ 274,668
Percent of Partners' Capital (Net Asset Value)	[1]	(0.06%)	0.24%
Open short contracts | Futures Contracts | U.S. Futures Positions | Meats
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (13,500)	$ 963
Percent of Partners' Capital (Net Asset Value)	[1]	(0.01%)
Open short contracts | Futures Contracts | U.S. Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 103,765	$ (111,735)
Percent of Partners' Capital (Net Asset Value)	[1]	0.11%	(0.10%)
Open short contracts | Futures Contracts | U.S. Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 109,054	$ (23,266)
Percent of Partners' Capital (Net Asset Value)	[1]	0.12%	(0.02%)
Open short contracts | Futures Contracts | U.S. Futures Positions | Stock indices and single stock futures
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 934	$ (41,722)
Percent of Partners' Capital (Net Asset Value)	[1]		(0.03%)
Open short contracts | Futures Contracts | Foreign Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	426,828	$ (598,507)
Open short contracts | Futures Contracts | Foreign Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(4,214)	$ 13,080
Percent of Partners' Capital (Net Asset Value)	[1]		0.01%
Open short contracts | Futures Contracts | Foreign Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(1,596)	$ 47,586
Percent of Partners' Capital (Net Asset Value)	[1]		0.04%
Open short contracts | Futures Contracts | Foreign Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(1,517)	$ (53,365)
Percent of Partners' Capital (Net Asset Value)	[1]		(0.05%)
Open short contracts | Futures Contracts | Foreign Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 393,371	$ (672,078)
Percent of Partners' Capital (Net Asset Value)	[1]	0.43%	(0.59%)
Open short contracts | Futures Contracts | Foreign Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 22,854	$ 15,274
Percent of Partners' Capital (Net Asset Value)	[1]	0.02%	0.01%
Open short contracts | Futures Contracts | Foreign Futures Positions | Stock indices
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 17,930	$ 50,996
Percent of Partners' Capital (Net Asset Value)	[1]	0.02%	0.04%
Open contracts | Futures, Forward, and Swap Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 3,784,434	$ 3,849,598
Percent of Partners' Capital (Net Asset Value)		4.10%	3.39%
Open contracts | Forward Contracts | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 139,744	$ 25,627
Percent of Partners' Capital (Net Asset Value)	[1]	0.15%	0.02%
Open contracts | Futures Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 1,505,423	$ 2,644,659
Percent of Partners' Capital (Net Asset Value)	[1]	1.63%	2.33%
Open contracts | Futures Contracts | U.S. Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 1,132,219	$ 2,728,077
Open contracts | Futures Contracts | U.S. Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 188,855	$ 137,109
Percent of Partners' Capital (Net Asset Value)	[1]	0.21%	0.12%
Open contracts | Futures Contracts | U.S. Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 373,852	$ 326,255
Percent of Partners' Capital (Net Asset Value)	[1]	0.40%	0.29%
Open contracts | Futures Contracts | U.S. Futures Positions | Energy
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 832,791	$ 1,046,249
Percent of Partners' Capital (Net Asset Value)	[1]	0.90%	0.92%
Open contracts | Futures Contracts | U.S. Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 85,998	$ 294,144
Percent of Partners' Capital (Net Asset Value)	[1]	0.10%	0.26%
Open contracts | Futures Contracts | U.S. Futures Positions | Meats
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (10,206)	$ 31,046
Percent of Partners' Capital (Net Asset Value)	[1]	(0.01%)	0.03%
Open contracts | Futures Contracts | U.S. Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 58,182	$ 385,798
Percent of Partners' Capital (Net Asset Value)	[1]	0.06%	0.34%
Open contracts | Futures Contracts | U.S. Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 74,637	$ 194,020
Percent of Partners' Capital (Net Asset Value)	[1]	0.08%	0.17%
Open contracts | Futures Contracts | U.S. Futures Positions | Stock indices and single stock futures
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (471,890)	$ 313,456
Percent of Partners' Capital (Net Asset Value)	[1]	(0.51%)	0.28%
Open contracts | Futures Contracts | Foreign Futures Positions
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 373,204	$ (83,418)
Open contracts | Futures Contracts | Foreign Futures Positions | Agriculturals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(5,209)	$ 13,080
Percent of Partners' Capital (Net Asset Value)	[1]		0.01%
Open contracts | Futures Contracts | Foreign Futures Positions | Currencies
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	(1,552)	$ 67,328
Percent of Partners' Capital (Net Asset Value)	[1]		0.06%
Open contracts | Futures Contracts | Foreign Futures Positions | Energy
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 7,857	$ (484)
Percent of Partners' Capital (Net Asset Value)	[1]	0.01%
Open contracts | Futures Contracts | Foreign Futures Positions | Interest rates
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 702,493	$ (633,919)
Percent of Partners' Capital (Net Asset Value)	[1]	0.76%	(0.56%)
Open contracts | Futures Contracts | Foreign Futures Positions | Metals
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (234,868)	$ 250,382
Percent of Partners' Capital (Net Asset Value)	[1]	(0.25%)	0.22%
Open contracts | Futures Contracts | Foreign Futures Positions | Soft commodities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ 23,435	$ 15,274
Percent of Partners' Capital (Net Asset Value)	[1]	0.02%	0.01%
Open contracts | Futures Contracts | Foreign Futures Positions | Stock indices
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts	[1]	$ (118,952)	$ 204,921
Percent of Partners' Capital (Net Asset Value)	[1]	(0.13%)	0.18%
Open contracts | Swap Contracts
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 2,139,267	$ 1,179,312
Percent of Partners' Capital (Net Asset Value)		2.32%	1.04%
Open contracts | Swap Contracts | Deutsche Bank Total Return Swap Terminating March 29, 2019
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ (76,917)	$ 56,614
Percent of Partners' Capital (Net Asset Value)		(0.08%)	0.05%
Open contracts | Swap Contracts | Deutsche Bank Total Return Swap Terminating July 1, 2020
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Net unrealized gain/(loss) on open contracts		$ 2,216,184	$ 1,122,698
Percent of Partners' Capital (Net Asset Value)		2.40%	0.99%
Securities owned
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		74.56%	65.77%
Investments Owned, Cost		$ 69,776,286	$ 74,547,232
Investments Owned, Fair Value		$ 68,742,285	$ 74,642,951
Securities owned | U.S. Government-sponsored enterprises
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		61.46%	52.59%
Investments Owned, Cost		$ 56,497,750	$ 59,497,750
Investments Owned, Fair Value		$ 56,670,329	$ 59,683,241
Securities owned | Federal Farm Credit Banks | U.S. Government-sponsored enterprises
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		41.33%	33.58%
Investments Owned, Face Value		$ 38,000,000	$ 38,000,000
Investments Owned, Rate of Return Range Minimum		1.10%	1.10%
Investments Owned, Rate of Return Range Maximum		1.30%	1.30%
Investments Owned, Fair Value		$ 38,103,115	$ 38,103,115
Securities owned | Federal Home Loan Banks | U.S. Government-sponsored enterprises
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		17.41%	16.80%
Investments Owned, Face Value		$ 16,000,000	$ 19,000,000
Investments Owned, Rate of Return Range Minimum		1.10%	1.10%
Investments Owned, Rate of Return Range Maximum		1.50%	1.50%
Investments Owned, Fair Value		$ 16,054,389	$ 19,067,301
Securities owned | Federal Agricultural Mortgage Corp. | U.S. Government-sponsored enterprises
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		2.72%	2.21%
Investments Owned, Face Value		$ 2,500,000	$ 2,500,000
Investments Owned, Rate of Return		1.10%	1.10%
Investments Owned, Fair Value		$ 2,512,825	$ 2,512,825
Securities owned | U.S. Corporate bonds | Corporate Bonds
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)			3.58%
Investments Owned, Cost			$ 4,040,501
Investments Owned, Fair Value			$ 4,066,723
Securities owned | American Honda Finance | Corporate Bonds
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)			1.77%
Investments Owned, Face Value			$ 2,000,000
Investments Owned, Rate of Return			1.50%
Investments Owned, Fair Value			$ 2,012,166
Securities owned | Wells Fargo and Company | Corporate Bonds
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)			1.81%
Investments Owned, Face Value			$ 2,000,000
Investments Owned, Rate of Return			1.70%
Investments Owned, Fair Value			$ 2,054,557
Securities owned | Grant Park Absolute Return Fund, Class I
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		7.17%	6.77%
Investments Owned, Shares		689,730	689,730
Investments Owned, Cost		$ 7,779,984	$ 7,779,984
Investments Owned, Fair Value		$ 6,607,609	$ 7,683,587
Securities owned | U.S. Exchange Traded Funds
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		4.86%	2.83%	[2]
Investments Owned, Shares	[2]		110,000
Investments Owned, Cost		$ 4,518,052	$ 3,228,997	[2]
Investments Owned, Fair Value		$ 4,479,350	$ 3,209,400	[2]
Securities owned | Highland/iBoxx Senior Loan ETF
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		1.47%
Investments Owned, Shares		75,000
Investments Owned, Fair Value		$ 1,356,750
Securities owned | PIMCO Enhanced Short Maturity Active ETF
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		2.20%
Investments Owned, Shares		20,000
Investments Owned, Fair Value		$ 2,031,000
Securities owned | SPDR Bloomberg Barclays Short Term High Yield Bond ETF
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		1.19%
Investments Owned, Shares		40,000
Investments Owned, Fair Value		$ 1,091,600
Securities owned | U.S. Treasury Bills | U.S. Government securities
Unrealized gain/(loss), percent of partners' capital (net asset value), face value and fair value of Investments Owned
Percent of Partners' Capital (Net Asset Value)		1.07%
Investments Owned, Face Value		$ 1,000,000
Investments Owned, Rate of Return		2.10%
Investments Owned, Cost		$ 980,500
Investments Owned, Fair Value		$ 984,997

[1] No individual futures and forward contract position constituted greater than 1 percent of partners’ capital (net asset value). Accordingly, the number of contracts and expiration dates are not presented.

[2] No individual position constituted greater than 1 percent of partners’ capital (net asset value).