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Photonics & Optical Interconnect

Photonics moves data as light rather than as electricity, which is the only practical way to carry the traffic between racks in a large AI cluster. Optical transceivers and co-packaged optics have become a bottleneck of their own.

20 stocks

#	Name	Holding	Trade Value	Theme Stocks	% of Portfolio	Status
1	Dodge & Cox San Francisco, California	$1.25B	-$120M	1	1.3%	Reduced
2	BNP Paribas Financial Markets Paris, France	$977M	-$102M	7	0.71%	Reduced
3	Vanguard Group Malvern, Pennsylvania	$384M	+$12.2M	7	0.03%	Increased
4	Fidelity Investments Boston, Massachusetts	$365M	-$155M	5	0.05%	Reduced
5	BlackRock Fund Advisors San Francisco, California	$295M	+$6.26M	8	0.09%	Increased
6	T. Rowe Price Associates Baltimore, Maryland	$265M	-$146M	5	0.06%	Reduced
7	FTCM Fir Tree Capital Management New York	$255M	+$236M	1	2.9%	New
8	Royce & Associates New York	$225M	-$164K	6	0.65%	Reduced
9	JP Morgan Chase New York	$204M	+$147M	5	0.06%	Increased
10	Bank of New York Mellon New York	$203M	-$12.5M	7	0.06%	Reduced
11	PIM Platinum Investment Management Sydney Australia 2000, Australia	$195M	+$15.4M	2	3.38%	Increased
12	BlackRock Institutional Trust San Francisco, California	$189M	+$7.67M	7	0.03%	Increased
13	State Street Boston, Massachusetts	$186M	-$9.3M	7	0.02%	Reduced
14	Citadel Advisors Miami, Florida	$170M	+$37.7M	5	0.22%	Increased
15	Kornitzer Capital Management Shawnee Mission, Kansas	$160M	-$112K	1	1.71%	Reduced
16	TIAA CREF Investment Management New York	$151M	+$47.6M	8	0.11%	Increased
17	SP Summit Partners Boston, Massachusetts	$144M	$0	1	21.95%	Maintained
18	Columbia Wanger Asset Management Chicago, Illinois	$128M	-$20.4M	2	0.49%	Reduced
19	AllianceBernstein Nashville, Tennessee	$126M	-$43.6M	7	0.11%	Reduced
20	Artisan Partners Milwaukee, Wisconsin	$119M	-$1.71M	1	0.21%	Reduced
21	Northern Trust Chicago, Illinois	$118M	+$37.7K	8	0.04%	Increased
22	Dimensional Fund Advisors Austin, Texas	$101M	+$22.2M	7	0.08%	Increased
23	Teachers Advisors New York	$99.3M	+$49.6M	8	0.22%	Increased
24	American Century Companies Kansas City, Missouri	$94.9M	-$30.3M	1	0.11%	Reduced
25	Goldman Sachs New York	$91.7M	-$154M	7	0.03%	Reduced