New York State Teachers Retirement System (NYSTRS)
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New York State Teachers Retirement System (NYSTRS)’s Westlake Corp WLK Stock Holding History

New York State Teachers Retirement System (NYSTRS)’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
Q2 		$381K Buy
5,225
+1,082
+26% +$106K ﹤0.01% 1442
2026
Q1 		$484K Sell
4,143
-1,082
-21% -$105K ﹤0.01% 1394
2025
Q4 		$386K Hold
5,225
– – ﹤0.01% 1461
2025
Q3 		$403K Hold
5,225
– – ﹤0.01% 1455
2025
Q2 		$397K Sell
5,225
-2,677
-34% -$219K ﹤0.01% 1448
2025
Q1 		$790K Sell
7,902
-200
-2% -$22.1K ﹤0.01% 1340
2024
Q4 		$929K Sell
8,102
-100
-1% -$13K ﹤0.01% 1333
2024
Q3 		$1.23M Sell
8,202
-200
-2% -$28.8K ﹤0.01% 1271
2024
Q2 		$1.22M Sell
8,402
-2,185
-21% -$336K ﹤0.01% 1247
2024
Q1 		$1.62M Sell
10,587
-1,156
-10% -$163K ﹤0.01% 1186
2023
Q4 		$1.64M Sell
11,743
-2,900
-20% -$368K ﹤0.01% 1176
2023
Q3 		$1.83M Sell
14,643
-722
-5% -$92.7K ﹤0.01% 1110
2023
Q2 		$1.84M Buy
15,365
+2,273
+17% +$260K ﹤0.01% 1107
2023
Q1 		$1.52M Buy
13,092
+391
+3% +$45.1K ﹤0.01% 1162
2022
Q4 		$1.3M Buy
12,701
+9,801
+338% +$987K ﹤0.01% 1204
2022
Q3 		$252K Hold
2,900
– – ﹤0.01% 1490
2022
Q2 		$284K Hold
2,900
– – ﹤0.01% 1478
2022
Q1 		$358K Hold
2,900
– – ﹤0.01% 1473
2021
Q4 		$282K Buy
2,900
+100
+4% +$9.75K ﹤0.01% 1507
2021
Q3 		$255K Sell
2,800
-100
-3% -$8.56K ﹤0.01% 1521
2021
Q2 		$261K Hold
2,900
– – ﹤0.01% 1494
2021
Q1 		$257K Buy
+2,900
New +$252K ﹤0.01% 1499
2020
Q1 		– Sell
-5,776
Closed -$405K – 1663
2019
Q4 		$405K Buy
+5,776
New +$388K ﹤0.01% 1444
2019
Q2 		– Sell
-3,200
Closed -$217K – 1620
2019
Q1 		$217K Hold
3,200
– – ﹤0.01% 1501
2018
Q4 		$212K Hold
3,200
– – ﹤0.01% 1492
2018
Q3 		$266K Hold
3,200
– – ﹤0.01% 1496
2018
Q2 		$344K Hold
3,200
– – ﹤0.01% 1467
2018
Q1 		$356K Hold
3,200
– – ﹤0.01% 1454
2017
Q4 		$341K Buy
+3,200
New +$296K ﹤0.01% 1468
2016
Q4 		– Sell
-3,300
Closed -$177K – 1687
2016
Q3 		$177K Sell
3,300
-200
-6% -$9.65K ﹤0.01% 1522
2016
Q2 		$150K Hold
3,500
– – ﹤0.01% 1526
2016
Q1 		$162K Hold
3,500
– – ﹤0.01% 1525
2015
Q4 		$190K Hold
3,500
– – ﹤0.01% 1512
2015
Q3 		$182K Buy
3,500
+2,800
+400% +$163K ﹤0.01% 1516
2015
Q2 		$48K Buy
+700
New +$50.9K ﹤0.01% 1584

Other funds holding WLK

EAM
Erste Asset Management Vienna, Austria $12.9B AUM 52.69% 1-Year Est. Return
AC
Agman Capital Omaha, Nebraska $159M AUM
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
AAIS
ABN AMRO Investment Solutions Paris Cedex 008 $11.5B AUM 32.2% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return
AB
Amalgamated Bank New York $14.5B AUM 44.3% 1-Year Est. Return
YCM
Yousif Capital Management Bloomfield Hills, Michigan $8.94B AUM 42.6% 1-Year Est. Return
LSERS
Louisiana State Employees Retirement System Baton Rouge, Louisiana $6.74B AUM 53.06% 1-Year Est. Return
Handelsbanken Fonder
Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return
PFSRSONJ
Police & Firemen's Retirement System of New Jersey Trenton, New Jersey $13.3B AUM 45.46% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS)'s WLK Position: Q2 2026 in Review

New York State Teachers Retirement System (NYSTRS) increased its Westlake Corp (WLK) stake by 26% in Q2 2026, buying an estimated $106K and bringing the position to 5,225 shares worth $381K. The position accounts for ﹤0.01% of the portfolio, ranked #1442.

New York State Teachers Retirement System (NYSTRS) first reported a position in WLK in Q2 2015 and has held it in 35 quarters since. The position peaked at $1.84M in Q2 2023. 67 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • New York State Teachers Retirement System (NYSTRS) held 5,225 shares of Westlake Corp worth $381K as of Q2 2026.
  • New York State Teachers Retirement System (NYSTRS) bought 1,082 Westlake Corp shares in Q2 2026, an estimated $106K.
  • Westlake Corp made up ﹤0.01% of New York State Teachers Retirement System (NYSTRS)'s portfolio in Q2 2026, its #1442 holding.
  • New York State Teachers Retirement System (NYSTRS) first reported a position in Westlake Corp in Q2 2015 and has held it in 35 quarters since.
  • New York State Teachers Retirement System (NYSTRS)'s Westlake Corp position peaked at $1.84M in Q2 2023.
  • 67 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on New York State Teachers Retirement System (NYSTRS)'s 13F filing for Q2 2026, filed 23 Jul 2026.