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›Technology Hardware, Storage & Peripherals›Technology Hardware, Storage & Peripherals

1 · Sector

Weight and 12M allocation change

Information Technology29.1%+12.97 pp Health Care16.4%+6.67 pp Financials13.7%+6.01 pp Industrials10.0%+3.06 pp Consumer Staples7.4%+3.04 pp Energy2.8%+1.70 pp Real Estate3.2%+1.49 pp Utilities3.1%+1.42 pp Materials3.2%+1.41 pp Communication Services3.7%+0.84 pp Consumer Discretionary7.5%-38.63 pp

2 · Industry

Inside Information Technology

Technology Hardware, Storage & Peripherals9.98%+4.46 pp Systems Software8.00%+3.72 pp Semiconductors3.71%+1.62 pp Application Software3.54%+1.45 pp IT Consulting & Other Services1.39%+0.65 pp Communications Equipment0.97%+0.42 pp Semiconductor Materials & Equipment0.52%+0.24 pp Electronic Equipment & Instruments0.42%+0.17 pp Electronic Components0.16%+0.08 pp Electronic Manufacturing Services0.16%+0.06 pp Internet Services & Infrastructure0.14%+0.05 pp Technology Distributors0.09%+0.04 pp

3 · Sub-industry

Inside Technology Hardware, Storage & Peripherals

Technology Hardware, Storage & Peripherals9.98%+4.459 pp

Concentrated

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

View all contributions →

Technology Hardware, Storage & Peripherals · weight

9.98%

Industry change · 12M

+4.46 pp

Technology Hardware, Storage & Peripherals · contribution

+4.459 pp

Company participation

67%

of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jan 2022 · 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
Apple Inc. → AAPL	United States	$2852.3bn	9.593%	+1.384 pp	+4.287 pp	+33.3%	Yes
HP Inc. → HPQ	United States	$39.8bn	0.134%	+0.017 pp	+0.059 pp	+54.9%	Yes
Seagate Technology → STX	United States	$23.5bn	0.079%	+0.013 pp	+0.041 pp	+67.2%	Yes
Hewlett Packard Enterprise → HPE	United States	$21.1bn	0.071%	+0.007 pp	+0.033 pp	+36.6%	Yes
NetApp → NTAP	United States	$19.2bn	0.065%	-0.002 pp	+0.029 pp	+33.3%	No
Western Digital → WDC	United States	$12.2bn	0.041%	+0.000 pp	+0.010 pp	-8.3%	No

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.