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AI Memory & HBM

High-bandwidth memory sits beside the processor in an AI accelerator and feeds it data fast enough to keep the compute busy. Supply is concentrated among a few memory makers, which makes the group a tight bottleneck on AI build-out.

12 stocks

#	Name	Holding	Trade Value	Theme Stocks	% of Portfolio	Status
1	Vanguard Group Malvern, Pennsylvania	$12.6B	-$167M	5	0.37%	Reduced
2	BlackRock New York	$12.3B	+$15.6M	4	0.39%	Increased
3	Fidelity Investments Boston, Massachusetts	$7.49B	+$402M	3	0.67%	Increased
4	State Street Boston, Massachusetts	$6.53B	-$148M	5	0.4%	Reduced
5	Primecap Management Pasadena, California	$3.83B	-$115M	3	2.85%	Reduced
6	T. Rowe Price Associates Baltimore, Maryland	$3.31B	-$1.01B	3	0.34%	Reduced
7	Ameriprise Minneapolis, Minnesota	$3.21B	-$388M	4	1.14%	Reduced
8	JP Morgan Chase New York	$3.18B	+$338M	5	0.47%	Increased
9	Sanders Capital West Palm Beach, Florida	$2.5B	+$245M	1	6.61%	Increased
10	Geode Capital Management Boston, Massachusetts	$2.42B	+$3.15M	5	0.41%	Increased
11	Janus Henderson Group London,	$2.23B	-$243M	3	1.04%	Reduced
12	Wellington Management Group Boston, Massachusetts	$2.17B	-$126M	4	0.4%	Reduced
13	Bank of New York Mellon New York	$1.83B	+$40M	4	0.4%	Increased
14	Northern Trust Chicago, Illinois	$1.8B	-$50.9M	5	0.35%	Reduced
15	Norges Bank Oslo, Norway	$1.71B	-$23.1M	4	0.4%	Reduced
16	Capital International Investors Los Angeles, California	$1.57B	+$86.3M	2	0.43%	Increased
17	Dimensional Fund Advisors Austin, Texas	$1.42B	-$41.8M	4	0.51%	Reduced
18	Arrowstreet Capital Boston, Massachusetts	$1.4B	-$133M	5	1.98%	Reduced
19	Allianz Asset Management Munich, Germany	$1.24B	+$150M	4	1.22%	Increased
20	Nuveen Charlotte, North Carolina	$1.18B	-$63.1M	4	0.4%	Reduced
21	Amundi Asset Management US Boston, Massachusetts	$1.11B	+$144M	2	0.94%	Increased
22	Parnassus Investments San Francisco, California	$1.09B	-$66.9M	2	2.95%	Reduced
23	Legal & General Group London, United Kingdom	$1.06B	+$5.71M	4	0.41%	Increased
24	UBS AM Chicago, Illinois	$1.02B	-$125M	4	0.48%	Reduced
25	Boston Partners Boston, Massachusetts	$958M	-$159M	2	1.49%	Reduced