Observatory · observe first

Follow the allocation change

Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.

Historical time machine

Historical observation

20182026

Universe›Information Technology›Communications Equipment›Communications Equipment

1 · Sector

Weight and 12M allocation change

Information Technology17.4%+1.34 pp Energy5.1%+0.43 pp Real Estate3.5%+0.28 pp Utilities3.4%+0.26 pp Health Care16.9%+0.12 pp Consumer Discretionary7.0%-0.03 pp Materials2.1%-0.04 pp Communication Services3.3%-0.15 pp Consumer Staples8.8%-0.60 pp Financials17.7%-0.75 pp Industrials14.7%-0.86 pp

2 · Industry

Inside Information Technology

Systems Software4.67%+0.41 pp Technology Hardware, Storage & Peripherals2.07%+0.37 pp Semiconductors3.49%+0.27 pp Application Software3.04%+0.25 pp Communications Equipment1.41%+0.09 pp Semiconductor Materials & Equipment0.31%-0.04 pp Internet Services & Infrastructure0.16%+0.03 pp Electronic Components0.16%-0.02 pp Electronic Manufacturing Services0.19%-0.01 pp IT Consulting & Other Services1.73%-0.01 pp Electronic Equipment & Instruments0.17%+0.01 pp Technology Distributors0.00%+0.00 pp

3 · Sub-industry

Inside Communications Equipment

Communications Equipment1.41%+0.091 pp

Concentrated

Most of this industry's gains came from a few companies.

View all contributions →

Communications Equipment · weight

1.41%

Industry change · 12M

+0.09 pp

Communications Equipment · contribution

+0.091 pp

Company participation

67%

of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jun 2018 · sorted by absolute contribution to 12-month change

Company	Country	Market cap	Universe weight	3M contribution	12M contribution	12M price return	Above 6M weight average
Cisco → CSCO	United States	$202.4bn	1.228%	-0.040 pp	+0.056 pp	+4.4%	No
Motorola Solutions → MSI	United States	$18.9bn	0.114%	+0.010 pp	+0.023 pp	+18.1%	Yes
F5, Inc. → FFIV	United States	$10.5bn	0.064%	+0.009 pp	+0.012 pp	+19.3%	Yes

Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.