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Observatory · observe first

Industrial Gases

Industrial Gases is gaining market weight. Gained weight for 2 consecutive months.

Historical time machine
Historical observation
20182026
Reversing upwardConcentrated

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

Universe weight
0.83%
$0.15T
12-month change
+0.03 pp
6-month change
+0.02 pp
3-month change
+0.03 pp
Company participation
100%
above their 6M weight average

Where did the weight change come from?

12-month contribution in universe percentage points · contributions add to the industry change

Company attribution
All other companies+0.002 pp
Industry total+0.028 pp

The three largest same-direction contributors explain 100% of gross gains. Opposing contributions can make an individual company’s change larger than the industry’s net change.

How has it moved through history?

Share of matched S&P 500 members

Jan 2018 – Apr 2020 · market weight (%)

0.00.40.8201820192020

Relative performance

Industry return versus ACWI · no future data shown

101116131201820192020

Is participation broad or concentrated?

Actual constituent counts at this date, not the legacy synthetic breadth proxy

Above their 3M universe-weight average100%
Above their 6M universe-weight average100%
Above their 12M universe-weight average100%
Top 5 share of current industry market cap100.0%

This is size concentration, not contribution to the 12-month change. The attribution above measures the latter.

Evidence can disagree

Independent dimensions · no combined score or bullish/bearish verdict

Allocation · 12M+0.03 pp
Relative strength · 12M+12.9%
Price index return · 12M+6.5%
Earnings revisions · unavailable0.0
Allocation gained weight while relative performance rose. At least half of constituents are above their 6M weight average. These observations need not agree.
Other evidence and availability

Valuation data: unavailable; shown as zero placeholder.

Attention data: unavailable; shown as zero placeholder.

Actual fund flows: unavailable. No ETF, mutual-fund or institutional flow feed is connected.

Volume / turnover: unavailable in this dataset.

Follow the contribution to individual companies

Sorted by absolute 12-month weight contribution, not investment merit

CompanySub-industryCountryUniverse weight12M contribution12M price returnRevisions
Air Products →
APD
Industrial GasesUnited States0.279%+0.026 pp+12.0%0.0
Linde plc →
LIN
Industrial GasesUnited States0.549%+0.002 pp+4.0%0.0
Underlying monthly industry observations
MonthWeight1M change3M change6M change12M changeRelative return · 12M
Apr 20200.828%+0.827 pp+0.029 pp+0.024 pp+0.028 pp+12.9%
Mar 20200.001%+0.000 pp-0.815 pp-0.815 pp-0.791 pp+15.0%
Feb 20200.001%-0.798 pp-0.820 pp-0.826 pp-0.783 pp+11.0%
Jan 20200.798%-0.017 pp-0.006 pp-0.022 pp+0.383 pp+15.3%
Dec 20190.815%-0.005 pp-0.001 pp-0.041 pp+0.382 pp+12.3%
Nov 20190.820%+0.017 pp-0.006 pp-0.011 pp+0.412 pp+21.1%
Oct 20190.804%-0.012 pp-0.016 pp+0.004 pp+0.689 pp+19.9%
Sep 20190.816%-0.010 pp-0.040 pp+0.024 pp+0.699 pp+22.4%
Aug 20190.826%+0.006 pp-0.006 pp+0.042 pp+0.708 pp+24.2%
Jul 20190.820%-0.036 pp+0.020 pp+0.405 pp+0.610 pp+23.2%
Jun 20190.856%+0.024 pp+0.065 pp+0.423 pp+0.649 pp+30.0%
May 20190.832%+0.032 pp+0.048 pp+0.423 pp+0.617 pp+21.5%
Apr 20190.800%+0.008 pp+0.384 pp+0.685 pp+0.581 pp+12.9%
Mar 20190.792%+0.008 pp+0.359 pp+0.675 pp+0.578 pp+14.0%
Feb 20190.784%+0.369 pp+0.375 pp+0.666 pp+0.573 pp+13.4%
Jan 20190.415%-0.018 pp+0.301 pp+0.205 pp+0.205 pp+8.1%
Dec 20180.433%+0.025 pp+0.316 pp+0.226 pp+0.223 pp+12.4%
Nov 20180.409%+0.294 pp+0.291 pp+0.194 pp+0.198 pp+5.3%
Oct 20180.115%-0.002 pp-0.095 pp-0.104 pp-0.096 pp+2.6%
Sep 20180.117%-0.001 pp-0.090 pp-0.097 pp-0.094 pp+2.8%
Aug 20180.118%-0.092 pp-0.097 pp-0.093 pp-0.093 pp+2.3%
Jul 20180.210%+0.003 pp-0.009 pp-0.000 pp-0.000 pp+1.7%
Jun 20180.207%-0.008 pp-0.007 pp-0.003 pp-0.003 pp-0.6%
May 20180.215%-0.004 pp+0.004 pp+0.004 pp+0.004 pp+1.7%
Apr 20180.219%+0.005 pp+0.008 pp+0.008 pp+0.008 pp+2.7%
Mar 20180.214%+0.003 pp+0.003 pp+0.003 pp+0.003 pp+1.1%
Feb 20180.211%+0.001 pp+0.001 pp+0.001 pp+0.001 pp-0.0%
Jan 20180.210%+0.000 pp+0.000 pp+0.000 pp+0.000 pp+0.0%
How are these descriptive states defined?

Gaining / losing: 12-month weight change above +0.005pp / below −0.005pp. Direction and speed are separate dimensions, not mutually exclusive recommendations.

Accelerating / slowing: compare the most recent 3M change with the preceding 3M change. Accelerating means a positive change speeds up by >0.02pp. Slowing means the magnitude of movement declines by >0.02pp. A falling industry can also slow.

Reversing: the last two 3M changes have opposite signs, outside a ±0.005pp tolerance. Persistence counts consecutive same-direction monthly changes.

Broad / concentrated: company attribution, not a market-cap concentration shortcut. Concentrated means the three largest same-direction contributors account for ≥70% of gross same-direction changes; otherwise broad requires ≥60% of constituents moving with the industry. Other cases are mixed.

Weights use matched S&P 500 members’ market-cap estimates, based on SEC-reported shares available by each month-end and monthly closing prices. Companies without a matched price or share record are omitted, so the denominator is the matched sample rather than every index member. These are not official float-adjusted S&P weights. Flow is not measured.