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Williams Companies, Inc.

WMBNYSENatural Gas TransmissionFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Nov 2, 2026Score 8/3039% above fair value
$71.19−3.16 (-4.25%)

Close on Nov 2, 2026Market cap $87.08BP/E 28.4Yield 2.81%

Williams Companies U.S. Underground Natural Gas Storage by Month

U.S. Underground Natural Gas Storage — Working Gas at End of Period (Bcf)

AnnualMonthly

Williams Companies U.S. Underground Natural Gas Storage: 3,137 in Jul 2026, down 0.2% from a year earlier.

Latest, Jul 2026
3,137
Period ended Jul 31, 2026
Change on a year earlier
-0.2%
3,144 in Jul 2025
History
79 months
Since Jan 2020
Sources
1
U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage

Where the Jul 2026 figure comes from

Source: U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗

Reported in U.S. EIA Monthly Energy Review (Table 4.4).

Monthly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedU.S. Underground Natural Gas Storage — Working Gas at End of Period (Bcf)Year on yearSource
Jul 2026Jul 31, 20263,137-0.2%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Jun 2026Jun 30, 20262,995+0.2%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
May 2026May 31, 20262,6360.0%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Apr 2026Apr 30, 20262,210+3.2%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Mar 2026Mar 31, 20261,906+3.8%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Feb 2026Feb 28, 20261,903+6.3%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Jan 2026Jan 31, 20262,402-0.9%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Dec 2025Dec 31, 20253,306-3.8%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Nov 2025Nov 30, 20253,901-0.4%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Oct 2025Oct 31, 20253,931-0.2%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Sep 2025Sep 30, 20253,626+0.3%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Aug 2025Aug 31, 20253,318-1.5%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Jul 2025Jul 31, 20253,144-4.6%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Jun 2025Jun 30, 20252,990-5.8%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
May 2025May 31, 20252,637-9.8%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗
Apr 2025Apr 30, 20252,141-16.4%U.S. EIA Monthly Energy Review — Table 4.4 Natural Gas in Underground Storage ↗

Breakdown

What makes up U.S. Underground Natural Gas Storage

Cite this data

StockData. (2026). Williams Companies U.S. Underground Natural Gas Storage, monthly Jan 2020–Jul 2026 [Data set]. Compiled from Williams Companies SEC filings and investor materials. https://stockdatahq.com/stocks/wmb/kpis/eia-us-working-gas-storage-bcf

See every metric in the Williams Companies KPI table. Data updated Nov 1, 2026.