Mariner
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Mariner’s Western Midstream Partners WES Stock Holding History

Mariner’s Portfolio WES Stock Details WES Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.33M Buy
129,372
+14,766
+13% +$611K 0.01% 1036
2025
Q4 		$4.53M Buy
114,606
+17,165
+18% +$665K 0.01% 1053
2025
Q3 		$3.83M Sell
97,441
-4,036
-4% -$158K ﹤0.01% 1055
2025
Q2 		$3.93M Buy
101,477
+3,625
+4% +$138K 0.01% 977
2025
Q1 		$4.01M Sell
97,852
-636
-0.6% -$25.9K 0.01% 905
2024
Q4 		$3.79M Buy
98,488
+3,375
+4% +$130K 0.01% 901
2024
Q3 		$3.64M Sell
95,113
-4,381
-4% -$173K 0.01% 905
2024
Q2 		$3.95M Buy
99,494
+11,674
+13% +$430K 0.01% 820
2024
Q1 		$3.12M Sell
87,820
-5,683
-6% -$176K 0.01% 908
2023
Q4 		$2.74M Buy
93,503
+159
+0.2% +$4.44K 0.01% 919
2023
Q3 		$2.54M Buy
93,344
+18,983
+26% +$515K 0.01% 879
2023
Q2 		$1.97M Sell
74,361
-4,128
-5% -$109K 0.01% 985
2023
Q1 		$2.07M Sell
78,489
-6,368
-8% -$171K 0.01% 940
2022
Q4 		$2.28M Buy
84,857
+202
+0.2% +$5.45K 0.01% 872
2022
Q3 		$2.13M Sell
84,655
-4,084
-5% -$109K 0.01% 745
2022
Q2 		$2.16M Sell
88,739
-3,592
-4% -$91.9K 0.01% 690
2022
Q1 		$2.33M Sell
92,331
-3,671
-4% -$90.5K 0.01% 686
2021
Q4 		$2.14M Buy
96,002
+1,145
+1% +$24.5K 0.01% 642
2021
Q3 		$1.99M Sell
94,857
-1,104
-1% -$22K 0.01% 540
2021
Q2 		$2.06M Buy
95,961
+6,482
+7% +$134K 0.01% 485
2021
Q1 		$1.66M Sell
89,479
-4,073
-4% -$69.3K 0.01% 496
2020
Q4 		$1.29M Buy
93,552
+446
+0.5% +$5.12K 0.01% 518
2020
Q3 		$745K Sell
93,106
-14,109
-13% -$127K 0.01% 552
2020
Q2 		$1.08M Buy
+107,215
New +$888K 0.01% 477
2020
Q1 		– Sell
-90,201
Closed -$1.78M – 757
2019
Q4 		$1.78M Sell
90,201
-7,561
-8% -$157K 0.02% 412
2019
Q3 		$2.43M Sell
97,762
-10,169
-9% -$270K 0.03% 342
2019
Q2 		$3.32M Buy
107,931
+1,029
+1% +$31.7K 0.04% 311
2019
Q1 		$3.35M Buy
106,902
+88,565
+483% +$2.81M 0.05% 292
2018
Q4 		$508K Buy
18,337
+8,285
+82% +$249K 0.01% 563
2018
Q3 		$301K Buy
10,052
+2,297
+30% +$80.5K 0.01% 658
2018
Q2 		$277K Sell
7,755
-97
-1% -$3.4K 0.01% 654
2018
Q1 		$260K Buy
+7,852
New +$299K 0.01% 555

Other funds holding WES

AA
ALPS Advisors Denver, Colorado $21.3B AUM 21.71% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return
TCA
Tortoise Capital Advisors Overland Park, Kansas $9.6B AUM 19.53% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Blackstone Inc
Blackstone Inc New York $25.6B AUM 26.83% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
CCM
Chickasaw Capital Management Memphis, Tennessee $2.78B AUM 20.87% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
KACA
Kayne Anderson Capital Advisors Los Angeles, California $5.22B AUM 17.11% 1-Year Est. Return

Mariner's WES Position: Q1 2026 in Review

Mariner increased its Western Midstream Partners (WES) stake by 13% in Q1 2026, buying an estimated $611K and bringing the position to 129,372 shares worth $5.33M. The position accounts for 0.01% of the portfolio, ranked #1036.

Mariner first reported a position in WES in Q1 2018 and has held it in 32 quarters since. 346 funds tracked by Wall St. Rank hold WES as of Q1 2026.

  • Mariner held 129,372 shares of Western Midstream Partners worth $5.33M as of Q1 2026.
  • Mariner bought 14,766 Western Midstream Partners shares in Q1 2026, an estimated $611K.
  • Western Midstream Partners made up 0.01% of Mariner's portfolio in Q1 2026, its #1036 holding.
  • Mariner first reported a position in Western Midstream Partners in Q1 2018 and has held it in 32 quarters since.
  • 346 funds tracked by Wall St. Rank held Western Midstream Partners as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.