Williams Companies Ownership | Who Owns Williams Companies?

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Williams Companies Ownership Summary

Williams Companies is owned by 62.40% institutional investors, 0.45% insiders, and 37.15% retail investors. Vanguard group is the largest institutional shareholder, holding 10.96% of WMB shares. Cushing Midstream Strategy is the top mutual fund, with 11.69% of its assets in Williams Companies shares.

WMB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Williams Companies	62.40%	0.45%	37.15%
Sector	Energy Stocks	147.73%	15.16%	-62.89%
Industry	Oil & Gas Midstream Stocks	25.37%	20.53%	54.10%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	133.96M	10.96%	$8.05B
Blackrock funding, inc. /de	107.83M	8.82%	$6.48B
Blackrock	106.02M	8.70%	$4.51B
State street	66.68M	5.46%	$4.22B
Wellington management group llp	48.59M	3.98%	$3.08B
Morgan stanley	33.57M	2.75%	$2.02B
Geode capital management	28.63M	2.34%	$1.71B
Jpmorgan chase	22.94M	1.88%	$1.38B
Clearbridge investments	21.33M	1.75%	$1.28B
Deutsche bank ag\	20.04M	1.64%	$1.20B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Walnut private equity partners	483.50K	16.91%	$29.06M
Kayne anderson capital advisors lp	7.62M	10.60%	$482.91M
R.m.sincerbeaux capital management	287.88K	9.81%	$18.24M
Robertson opportunity capital	433.28K	9.45%	$26.04M
Amplify investments	6.82K	9.26%	$399.92K
Rr advisors	478.88K	9.00%	$28.79M
Tortoise capital advisors	10.99M	8.98%	$696.06M
Heronetta management	250.15K	8.69%	$15.04M
Sl advisors	66.60K	8.20%	$4.00B
Chickasaw capital management	3.05M	7.56%	$183.45M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	12.44M	0.08%	12.44M
Wellington management group llp	48.59M	0.54%	6.67M
Clearbridge investments	21.33M	1.03%	3.75M
Sg americas securities	3.70M	0.28%	3.63M
Morgan stanley	33.57M	0.12%	3.31M

Top Sellers

Holder	Shares	% Assets	Change
Brookfield corp /on/	5.95M	0.44%	-6.08M
Castle hook partners lp	-	-	-5.22M
Blackrock	106.02M	0.10%	-2.96M
Mariner	575.76K	0.04%	-2.28M
Cbre investment management listed real assets	13.02K	0.01%	-1.78M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	12.44M	0.08%	12.44M	$747.75M
Encompass capital advisors	1.30M	2.89%	1.30M	$82.25M
Arrowstreet capital, limited partnership	687.29K	0.02%	687.29K	$41.31M
Yaupon capital management lp	540.41K	1.31%	540.41K	$34.24M
Voloridge investment management	449.45K	0.10%	449.45K	$28.47M

Sold Out

Holder	Change
West branch capital	-2.00
Mendota financial group	-2.00
Sugar maple asset management	-5.00
Blume capital management	-7.00
Kohmann bosshard financial services	-8.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	1,394	-15.82%	762,530,952	-27.03%	62	0.85%	677	-13.09%	483	-16.72%
Sep 30, 2025	1,278	-23.24%	643,655,414	-36.76%	52	0.76%	588	-30.82%	468	-13.65%
Jun 30, 2025	1,661	3.81%	1,062,622,339	0.92%	86	1.17%	847	5.88%	540	-2.17%
Mar 31, 2025	1,588	3.05%	1,052,861,287	0.30%	86	1.16%	791	8.06%	550	-5.82%
Dec 31, 2024	973	-29.24%	526,736,014	-49.95%	43	0.58%	445	-29.14%	387	-22.75%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Cushing Midstream Strategy	142.83M	11.69%	4.64M
Vanguard US Total Market Shares ETF	38.60M	3.17%	33.07K
Vanguard Total Stock Mkt Idx Inv	38.46M	3.15%	81.89K
Vanguard 500 Index Investor	31.11M	2.55%	194.18K
State Street®EngySelSectSPDR®ETF	23.22M	1.90%	37.73K
The Energy Select Sector SPDR® ETF	19.85M	1.63%	3.27K
Dodge & Cox Stock I	18.96M	1.56%	-7.85M
iShares Core S&P 500 ETF	15.55M	1.27%	2.91M
Fidelity 500 Index	15.44M	1.26%	21.69K
SPDR® S&P 500 ETF	15.17M	1.24%	-222.73K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Mar 02, 2026	Wilson Terrance Lane	SVP & General Counsel	Sell	$150.48K
Feb 26, 2026	Hausman Mary A.	VP Chief Accounting Officer	Sell	$757.12K
Feb 24, 2026	Wilson Terrance Lane	SVP & General Counsel	Sell	$1.97M
Feb 02, 2026	Wilson Terrance Lane	SVP & General Counsel	Sell	$132.78K
Jan 02, 2026	Wilson Terrance Lane	SVP & General Counsel	Sell	$120.22K

Insider Transactions Trends

Date	Buy	Sell
2028 Q1	-	-
2027 Q1	-	-
2026 Q3	-	-
2025 Q1	-	-
2024 Q4	-	1

WMB Ownership FAQ

Who Owns Williams Companies?

Williams Companies shareholders are primarily institutional investors at 62.40%, followed by 0.45% insiders and 37.15% retail investors. The average institutional ownership in Williams Companies's industry, Oil & Gas Midstream Stocks , is 25.37%, which Williams Companies exceeds.

Who owns the most shares of Williams Companies?

Williams Companies’s largest shareholders are Vanguard group (133.96M shares, 10.96%), Blackrock funding, inc. /de (107.83M shares, 8.82%), and Blackrock (106.02M shares, 8.70%). Together, they hold 28.49% of Williams Companies’s total shares outstanding.

Does Blackrock own Williams Companies?

Yes, BlackRock owns 8.70% of Williams Companies, totaling 106.02M shares as of Jun 2024. This represents 0.10% of BlackRock's total assets, with a market value of 4.51B$. In the last quarter, BlackRock decreased its holdings by -2.962M shares, a -2.72% change.

Who is Williams Companies’s biggest shareholder by percentage of total assets invested?

Walnut private equity partners is Williams Companies’s biggest shareholder by percentage of total assets invested, with 16.91% of its assets in 483.5K Williams Companies shares, valued at 29.06M$.

Who is the top mutual fund holder of Williams Companies shares?

Cushing Midstream Strategy is the top mutual fund holder of Williams Companies shares, with 11.69% of its total shares outstanding invested in 142.83M Williams Companies shares.

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