Westlake Ownership | Who Owns Westlake?

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Westlake Ownership Summary

Westlake is owned by 12.30% institutional investors, 73.45% insiders, and 14.25% retail investors. Vanguard group is the largest institutional shareholder, holding 3.01% of WLK shares. Victory Sycamore Established Value R is the top mutual fund, with 1.87% of its assets in Westlake shares.

WLK Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Westlake	12.30%	73.45%	14.25%
Sector	Basic Materials Stocks	43.71%	11.17%	45.11%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	3.88M	3.01%	$444.61M
Blackrock funding, inc. /de	3.66M	2.84%	$419.38M
Blackrock	3.41M	2.65%	$493.55M
Victory capital management	3.31M	2.58%	$379.93M
Fmr	1.44M	1.12%	$164.94M
Capital world investors	1.29M	1.00%	$147.61M
State street	1.19M	0.93%	$172.17M
Balyasny asset management	993.15K	0.77%	$113.86M
Nuveen asset management	983.09K	0.76%	$112.71M
Goldman sachs group	938.92K	0.73%	$107.65M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Robotti robert	164.30K	3.31%	$18.84M
Merewether investment management, lp	273.64K	1.25%	$31.37M
Ilex capital partners (uk) llp	152.02K	1.12%	$17.43M
Axq capital, lp	12.10K	0.62%	$1.39M
Hite hedge asset management	60.65K	0.51%	$6.95M
Deprince race & zollo	218.28K	0.50%	$25.03M
Yorktown management & research	3.05K	0.47%	$441.70K
Sprott	65.00K	0.44%	$7.45M
Custom index systems	7.06K	0.43%	$809.31K
Readystate asset management lp	115.73K	0.41%	$13.27M

Top Buyers

Holder	Shares	% Assets	Change
Balyasny asset management	993.15K	0.17%	873.89K
Victory capital management	3.31M	0.37%	574.07K
Ubs group	557.56K	0.01%	516.95K
Norges bank	406.71K	0.01%	406.71K
First trust advisors lp	827.52K	0.08%	299.60K

Top Sellers

Holder	Shares	% Assets	Change
Orbis allan gray	299.80K	0.18%	-1.47M
Fmr	1.44M	0.01%	-1.29M
Bank of america corp /de/	-	-	-403.20K
Scopus asset management	-	-	-276.75K
Ilex capital partners (uk) llp	152.02K	1.12%	-217.55K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	406.71K	0.01%	406.71K	$46.63M
Deprince race & zollo	218.28K	0.50%	218.28K	$25.03M
1832 asset management	187.67K	0.02%	187.67K	$27.18M
Raymond james financial	116.97K	0.01%	116.97K	$13.41M
Readystate asset management lp	115.73K	0.41%	115.73K	$13.27M

Sold Out

Holder	Change
Global retirement partners	-1.00
Advisornet financial	-1.00
Tfc financial management	-1.00
Abound wealth management	-1.00
Tfo-tdc	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2024	190	-54.33%	15,823,842	-52.43%	12	1.84%	85	-60.65%	66	-45.45%
Sep 30, 2024	412	5.10%	33,223,108	-1.86%	25	3.71%	213	11.52%	120	-9.77%
Jun 30, 2024	389	10.83%	33,851,369	-0.84%	26	3.73%	189	13.17%	132	15.79%
Mar 31, 2024	351	-1.96%	34,136,899	-4.49%	26	3.40%	167	5.03%	114	-14.93%
Dec 31, 2023	358	6.55%	35,740,537	-2.30%	27	3.42%	159	26.19%	134	-6.94%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Victory Sycamore Established Value R	2.41M	1.87%	527.00K
American Funds Fundamental Invs A	1.27M	0.99%	-
Capital Group Fundamental Invtrs Comp	1.27M	0.99%	-
Vanguard US Total Market Shares ETF	1.23M	0.96%	1.02K
Vanguard Total Stock Mkt Idx Inv	1.22M	0.95%	695.00
iShares Core S&P Mid-Cap ETF	1.09M	0.85%	360.00
Global X US Infrastructure Dev ETF	803.42K	0.63%	-429.00
First Trust SMID Cp Rising Div Achv ETF	777.20K	0.61%	1.66K
CREF Stock R1	527.50K	0.41%	120.76K
Vanguard Institutional Extnd Mkt Idx Tr	508.81K	0.40%	2.02K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Nov 29, 2024	Chao David Tsung-Hung	-	Sell	$225.89K
Nov 22, 2024	Chao David Tsung-Hung	-	Sell	$227.50K
May 09, 2024	Buesinger Robert F.	EVP, HIP, IT & Digital	Sell	$554.75K
May 03, 2024	Bender Mark Steven	EVP & CFO	Sell	$753.34K
Mar 15, 2024	Buesinger Robert F.	EVP, HIP, IT & Digital	Sell	$560.37K

Insider Transactions Trends

Date	Buy	Sell
2025 Q1	-	-
2024 Q4	-	2
2024 Q3	-	-
2024 Q2	-	2
2024 Q1	-	4

WLK Ownership FAQ

Who owns the most shares of Westlake?

Westlake’s largest shareholders are Vanguard group (3.88M shares, 3.01%), Blackrock funding, inc. /de (3.66M shares, 2.84%), and Blackrock (3.41M shares, 2.65%). Together, they hold 8.51% of Westlake’s total shares outstanding.

Does Blackrock own Westlake?

Yes, BlackRock owns 2.65% of Westlake, totaling 3.41M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 493.55M$. In the last quarter, BlackRock decreased its holdings by -71.816K shares, a -2.06% change.

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

Robotti robert is Westlake’s biggest shareholder by percentage of total assets invested, with 3.31% of its assets in 164.3K Westlake shares, valued at 18.84M$.

Who is the top mutual fund holder of Westlake shares?

Victory Sycamore Established Value R is the top mutual fund holder of Westlake shares, with 1.87% of its total shares outstanding invested in 2.41M Westlake shares.

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