MARTINGALE ASSET MANAGEMENT L P

Position in AMCX — AMC Global Media Inc.

CIK 936944 BOSTON, MA

Position in AMCX

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$1,373,677

+$438,953 QoQ

Shares Held

137,643

-0.0% QoQ

Ownership

0.334%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#43

of 177 holders

Holding Since

Mar 2020

13 quarters on record

Voting authority Sole 13% Shared 0% None 87%

Communication Services · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $33,855,605 across 8 Entertainment names. AMCX ranks #6 (4.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DIS	Walt Disney Co	189,004	$18,191,635
2	NFLX	Netflix Inc	76,873	$5,488,732
3	MSGE	Madison Square Garden Entertainment Corp.	48,132	$3,893,397
4	CNK	Cinemark Holdings, Inc.	76,899	$2,440,005
5	MCS	Marcus Corp	67,799	$1,590,564
6	AMCX	AMC Global Media Inc. This page	137,643	$1,373,677
7	STRZ	Starz Entertainment Corp /Cn/	21,732	$627,185
8	NWSA	News Corp	10,085	$250,410

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,373,677	137,643	-0.0%	Shares	Sole	2026-08-13
2026-03-31	$934,724	137,662	-0.0%	Shares	Sole	2026-05-13
2025-12-31	$1,310,599	137,668	+4.7%	Shares	Sole	2026-02-13
2025-09-30	$1,083,889	131,540	+27.2%	Shares	Sole	2025-11-13
2025-06-30	$648,499	103,429	+57.6%	Shares	Sole	2025-08-11
2025-03-31	$451,417	65,613	+63.4%	Shares	Sole	2025-05-14
2024-12-31	$397,465	40,148	+268.3%	Shares	Sole	2025-02-13
2024-09-30	$94,721	10,900	-19.3%	Shares	Sole	2024-11-14
2021-09-30	$628,965	13,500	0.0%	Shares	Sole	2021-11-12
2021-06-30	$901,800	13,500	0.0%	Shares	Sole	2021-08-13
2021-03-31	$717,660	13,500	0.0%	Shares	Sole	2021-05-13
2020-12-31	$482,895	13,500	-7.5%	Shares	Sole	2021-02-10
2020-03-31	$354,974	14,602	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.