Changes in accumulated other comprehensive loss attributable to NL stockholders, including amounts resulting from our investment in Kronos Worldwide (see Note 5), are presented in the table below.

	Three months ended						Nine months ended
	September 30,						September 30,
	2014			2015			2014			2015
	(In thousands)
Accumulated other comprehensive loss, net of tax:
Marketable securities:
Balance at beginning of period	$	47,305		$	39,968		$	154,169		$	47,112
Other comprehensive income (loss) -
unrealized gains (losses) arising during the year		1,022			(34,513	)		(105,842	)		(41,657	)

Balance at end of period	$	48,327		$	5,455		$	48,327		$	5,455

Currency translation:
Balance at beginning of period	$	(135,190	)	$	(165,944	)	$	(133,816	)	$	(154,173	)
Other comprehensive loss		(9,215	)		(3,538	)		(10,589	)		(15,309	)

Balance at end of period	$	(144,405	)	$	(169,482	)	$	(144,405	)	$	(169,482	)

Interest rate swap:
Balance at beginning of period	$	-		$	-		$	-		$	-
Other comprehensive loss		-			(733	)		-			(733	)

Balance at end of period	$	-		$	(733	)	$	-		$	(733	)

Defined benefit pension plans:
Balance at beginning of period	$	(55,589	)	$	(73,439	)	$	(56,644	)	$	(75,260	)
Other comprehensive income -
amortization of net losses
included in net periodic pension cost		530			902			1,585			2,723

Balance at end of period	$	(55,059	)	$	(72,537	)	$	(55,059	)	$	(72,537	)

OPEB plans:
Balance at beginning of period	$	962		$	9		$	1,275		$	282
Other comprehensive loss -
amortization of prior service credit and net gains
included in net periodic OPEB cost		(156	)		(137	)		(469	)		(410	)

Balance at end of period	$	806		$	(128	)	$	806		$	(128	)

Total accumulated other comprehensive loss:
Balance at beginning of period	$	(142,512	)	$	(199,406	)	$	(35,016	)	$	(182,039	)
Other comprehensive loss		(7,819	)		(38,019	)		(115,315	)		(55,386	)

Balance at end of period	$	(150,331	)	$	(237,425	)	$	(150,331	)	$	(237,425	)