Investments

Marketable securities consist primarily of investments in the Company's sponsored mutual funds, excluding the investments in consolidated investment products discussed in Note 15. Other investments consist primarily of an investment held in a collateralized loan obligation. At June 30, 2017 and December 31, 2016, the Company's investments were as follows:



	June 30, 2017		December 31, 2016
($ in thousands)
Marketable securities	$	72,162	$	74,907
Equity method investments	11,004		7,731
Nonqualified retirement plan assets	6,396		5,808
Other investments	3,834		925
Total investments	$	93,396	$	89,371

Marketable Securities

The Company’s marketable securities consist of both trading and available-for-sale securities. The composition of the Company’s marketable securities is summarized as follows:

June 30, 2017



	Cost		Unrealized Loss			Unrealized Gain		Fair Value
($ in thousands)
Trading:
Sponsored funds	$	56,235	$	(1,115	)	$	540	$	55,660
Equity securities	10,969		—			1,771		12,740
Available-for-sale:
Sponsored closed-end funds	3,630		(220		)	352		3,762
Total marketable securities	$	70,834	$	(1,335	)	$	2,663	$	72,162

December 31, 2016



	Cost		Unrealized Loss			Unrealized Gain		Fair Value
($ in thousands)
Trading:
Sponsored funds	$	61,784	$	(1,942	)	$	177	$	60,019
Equity securities	10,578		—			895		11,473
Available-for-sale:
Sponsored closed-end funds	3,500		(265		)	180		3,415
Total marketable securities	$	75,862	$	(2,207	)	$	1,252	$	74,907

For the three and six months ended June 30, 2017, the Company recognized net realized losses of $(1.8) million and $(1.9) million, respectively, on trading securities. For the three and six months ended June 30, 2016, the Company recognized a net realized gain of $0.2 million and a net realized loss of $(0.2) million, respectively, on trading securities.