Walleye Trading’s Westlake Corp WLK Stock Holding History

Walleye Trading’s Portfolio WLK Stock Details WLK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$923K	Sell	7,900 -2,600	-25%	-$252K	﹤0.01%	2204
2025 Q4	$776K	Sell	10,500 -8,700	-45%	-$619K	﹤0.01%	2536
2025 Q3	$1.48M	Buy	19,200 +9,000	+88%	+$750K	﹤0.01%	2007
2025 Q2	$774K	Buy	+10,200	New	+$835K	﹤0.01%	2363
2025 Q1	–	Sell	-4,500	Closed	-$516K	–	4786
2024 Q4	$516K	Buy	4,500 +200	+5%	+$26K	﹤0.01%	2619
2024 Q3	$646K	Sell	4,300 -8,800	-67%	-$1.27M	﹤0.01%	2359
2024 Q2	$1.9M	Sell	13,100 -6,600	-34%	-$1.01M	﹤0.01%	1639
2024 Q1	$3.01M	Buy	19,700 +9,000	+84%	+$1.27M	0.01%	1459
2023 Q4	$1.5M	Buy	10,700 +3,800	+55%	+$482K	﹤0.01%	2151
2023 Q3	$860K	Buy	6,900 +200	+3%	+$25.7K	﹤0.01%	2497
2023 Q2	$800K	Sell	6,700 -13,300	-67%	-$1.52M	﹤0.01%	2386
2023 Q1	$2.32M	Buy	20,000 +17,000	+567%	+$1.96M	0.01%	1571
2022 Q4	$308K	Sell	3,000 -700	-19%	-$70.5K	﹤0.01%	3218
2022 Q3	$321K	Buy	3,700 +3,000	+429%	+$288K	﹤0.01%	3327
2022 Q2	$69K	Buy	700 +500	+250%	+$61.2K	﹤0.01%	4231
2022 Q1	$25K	Sell	200 -23,100	-99%	-$2.52M	﹤0.01%	4712
2021 Q4	$2.26M	Sell	23,300 -15,300	-40%	-$1.49M	0.01%	1530
2021 Q3	$3.52M	Buy	38,600 +38,300	+12,767%	+$3.28M	0.01%	1140
2021 Q2	$27K	Buy	+300	New	+$29.1K	﹤0.01%	4778
2021 Q1	–	Sell	-3,900	Closed	-$318K	–	5362
2020 Q4	$318K	Sell	3,900 -21,400	-85%	-$1.6M	﹤0.01%	3084
2020 Q3	$1.6M	Sell	25,300 -700	-3%	-$41.3K	0.01%	1287
2020 Q2	$1.4M	Buy	26,000 +1,500	+6%	+$69K	0.01%	1402
2020 Q1	$935K	Sell	24,500 -31,700	-56%	-$1.78M	0.01%	1350
2019 Q4	$3.94M	Buy	56,200 +15,200	+37%	+$1.02M	0.03%	718
2019 Q3	$2.69M	Sell	41,000 -1,900	-4%	-$122K	0.02%	823
2019 Q2	$2.98M	Buy	42,900 +38,300	+833%	+$2.55M	0.03%	765
2019 Q1	$312K	Sell	4,600 -3,100	-40%	-$225K	﹤0.01%	2672
2018 Q4	$510K	Buy	7,700 +2,900	+60%	+$210K	﹤0.01%	2461
2018 Q3	$399K	Sell	4,800 -2,800	-37%	-$274K	﹤0.01%	3128
2018 Q2	$818K	Buy	7,600 +800	+12%	+$89.7K	﹤0.01%	2320
2018 Q1	$756K	Sell	6,800 -18,700	-73%	-$2.08M	﹤0.01%	2231
2017 Q4	$2.72K	Buy	25,500 +16,000	+168%	+$1.48M	0.01%	1078
2017 Q3	$789	Buy	9,500 +3,600	+61%	+$264K	﹤0.01%	2081
2017 Q2	$390	Sell	5,900 -1,900	-24%	-$121K	﹤0.01%	2596
2017 Q1	$515	Buy	7,800 +7,600	+3,800%	+$481K	﹤0.01%	2213
2016 Q4	$11K	Sell	200 -3,000	-94%	-$164K	﹤0.01%	4289
2016 Q3	$171K	Sell	3,200 -1,500	-32%	-$72.4K	﹤0.01%	2929
2016 Q2	$202K	Buy	+4,700	New	+$215K	﹤0.01%	2941
2016 Q1	–	Sell	-5,400	Closed	-$293K	–	5900
2015 Q4	$293K	Buy	5,400 +2,900	+116%	+$168K	﹤0.01%	2343
2015 Q3	$130K	Sell	2,500 -4,500	-64%	-$263K	﹤0.01%	2724
2015 Q2	$480K	Buy	7,000 +4,300	+159%	+$313K	﹤0.01%	1692
2015 Q1	$194K	Buy	2,700 +1,700	+170%	+$109K	﹤0.01%	2219
2014 Q4	$62K	Buy	1,000 +900	+900%	+$61.3K	﹤0.01%	3114
2014 Q3	$9K	Hold	100	–	–	﹤0.01%	3799
2014 Q2	$8	Sell	100 -2,200	-96%	-$165K	﹤0.01%	3443
2014 Q1	$152	Buy	2,300 +1,700	+283%	+$108K	﹤0.01%	2112
2013 Q4	$36K	Buy	+600	New	+$33.7K	﹤0.01%	2960

Other funds holding WLK

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

BIP

Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Walleye Trading's WLK Position: Q1 2026 in Review

Walleye Trading opened a new position in Westlake Corp (WLK) in Q1 2026: 514 shares worth $60K. The stake represents ﹤0.01% of the portfolio and ranks #3632 among its holdings. This is a return to the name: Walleye Trading previously reported a position in WLK as recently as Q3 2025.

Walleye Trading first reported a position in WLK in Q3 2013 and has held it in 25 quarters since. The position peaked at $3.16M in Q1 2015. 336 funds tracked by Wall St. Rank hold WLK as of Q1 2026.

Walleye Trading held 514 shares of Westlake Corp worth $60K as of Q1 2026.
Westlake Corp was a new Walleye Trading position in Q1 2026.
Westlake Corp made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #3632 holding.
Walleye Trading first reported a position in Westlake Corp in Q3 2013 and has held it in 25 quarters since.
Walleye Trading's Westlake Corp position peaked at $3.16M in Q1 2015.
336 funds tracked by Wall St. Rank held Westlake Corp as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.