Technology Stocks

Software, computers, semiconductors, electronic components and communications equipment. 228 companies worth $29.7T together, at a median P/E of 37.3.

Optical Instruments & Lenses

Largest first.

Company	Market value	P/E	Yield	From 52-week high	Short interest
KLA CorpKLACOptical Instruments & Lenses	$255.6B$195.57	52.9×	0.4%	-35.2%	1.9%
Coherent CorpCOHROptical Instruments & Lenses	$61.2B$312.62	76.1×	—	-26.8%	5.6%

Industries are the SEC's own codes for each company. Market value is the latest close times the shares on the latest filing; P/E is left out where earnings are not positive.

Related datasets

Whale MovesAnyone crossing five per cent, and whether they want a say.Institutional HoldingsWhich funds own these companies, and what they changed.Stock ScreensPiotroski, Graham, dividend records and most shorted.Fund Manager CommentaryWhat well-known funds' managers say drove their year.