Latest Period
Q1 2026
Security Snapshot
Western Midstream Partners, LP - Common Units Representing Limited Partner Interests (WES) Institutional Ownership
CUSIP: 958669103
13F Institutional Holders and Ownership History from Q1 2016 to Q1 2026
Institutions Reporting
338
Shares (Excl. Options)
163,647,515
Price
$41.17
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- Type / Class
- Equity / Common Units Representing Limited Partner Interests
- Symbol
- WES on NYSE
- Shares outstanding
- 393,455,743
- Price per share
- $40.69
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 163,647,515
- Total reported value
- $6,738,075,593
- % of total 13F portfolios
- 0.01%
- Share change
- +3,240,505
- Value change
- +$136,151,200
- Number of holders
- 338
- Price from insider filings
- $40.69
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- WES - Western Midstream Partners, LP - Common Units Representing Limited Partner Interests is tracked under CUSIP 958669103.
- 338 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 327 to 338 between Q4 2025 and Q1 2026.
- Reported value moved from $6,439,314,916 to $6,738,075,593.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 338 institutions filings for Q1 2026.
Investment Quick Answers
What is CUSIP 958669103?
CUSIP 958669103 identifies WES - Western Midstream Partners, LP - Common Units Representing Limited Partner Interests in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q1 2026 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 958669103:
Significant Owners of Western Midstream Partners, LP - Common Units Representing Limited Partner Interests (WES) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| OCCIDENTAL PETROLEUM CORP /DE/ | 38% | -5.6% | $5,939,779,952 | -$604,642,379 | 150,374,176 | -9.2% | Occidental Petroleum Corporation | 03 Feb 2026 |
| ALPS ADVISORS INC | 9.8% | +14% | $1,590,672,818 | +$146,686,092 | 38,637,354 | +10% | ALPS Advisors, Inc. | 31 Mar 2026 |
As of 31 Mar 2026, 338 institutional investors reported holding 163,647,515 shares of Western Midstream Partners, LP - Common Units Representing Limited Partner Interests (WES). This represents 42% of the company’s total 393,455,743 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Western Midstream Partners, LP - Common Units Representing Limited Partner Interests (WES) together control 36% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ALPS ADVISORS INC | 9.8% | 38,637,354 | +10% | 7.5% | $1,590,699,864 |
| Invesco Ltd. | 6.1% | 24,047,585 | +1.5% | 0.15% | $990,039,074 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2.3% | 8,869,816 | +7.1% | 0.5% | $365,170,325 |
| TORTOISE CAPITAL ADVISORS, L.L.C. | 2.2% | 8,779,628 | +2.8% | 3.8% | $361,457,285 |
| GOLDMAN SACHS GROUP INC | 2.2% | 8,758,512 | -8.4% | 0.05% | $360,587,942 |
| Blackstone Inc. | 2.2% | 8,755,422 | -21% | 1.5% | $360,460,724 |
| NEUBERGER BERMAN GROUP LLC | 1.6% | 6,283,710 | -3% | 0.2% | $258,702,551 |
| CHICKASAW CAPITAL MANAGEMENT LLC | 1.4% | 5,577,025 | -1.4% | 8.1% | $229,606,000 |
| MORGAN STANLEY | 1.2% | 4,550,365 | -16% | 0.01% | $187,338,531 |
| KAYNE ANDERSON CAPITAL ADVISORS LP | 1% | 3,918,091 | +0.44% | 3.1% | $161,307,807 |
| UBS Group AG | 0.95% | 3,722,238 | +6.3% | 0.03% | $153,244,539 |
| Clearbridge Investments, LLC | 0.67% | 2,623,943 | 0% | 0.09% | $108,027,733 |
| WESTWOOD HOLDINGS GROUP INC | 0.54% | 2,142,933 | +4868% | 0.64% | $88,224,566 |
| BNP PARIBAS FINANCIAL MARKETS | 0.54% | 2,107,090 | 0% | 0.06% | $86,748,895 |
| CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT | 0.43% | 1,676,900 | +8.8% | 3.4% | $69,037,973 |
| ING GROEP NV | 0.4% | 1,587,500 | +122% | 0.4% | $65,357,375 |
| MILLER HOWARD INVESTMENTS INC /NY | 0.4% | 1,584,975 | +6.3% | 1.8% | $65,253,416 |
| Fractal Investments LLC | 0.4% | 1,577,806 | 0% | 7.7% | $64,958,273 |
| JPMORGAN CHASE & CO | 0.38% | 1,490,494 | -50% | 0% | $62,034,388 |
| BERKLEY W R CORP | 0.32% | 1,266,970 | +43% | 2.8% | $52,161,155 |
| INFRASTRUCTURE CAPITAL ADVISORS, LLC | 0.31% | 1,234,879 | +6.7% | 4.8% | $50,839,968 |
| Recurrent Investment Advisors LLC | 0.29% | 1,134,758 | -15% | 2.8% | $46,717,987 |
| BANK OF AMERICA CORP /DE/ | 0.29% | 1,128,284 | -50% | 0% | $46,451,465 |
| CIBC Bancorp USA Inc. | 0.27% | 1,072,138 | 0.06% | $44,139,922 | |
| EAGLE GLOBAL ADVISORS LLC | 0.27% | 1,063,920 | -15% | 1.6% | $43,801,586 |
Institutional Holders of Western Midstream Partners, LP - Common Units Representing Limited Partner Interests (WES) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 163,647,515 | $6,738,075,593 | +$136,151,200 | $41.17 | 338 |
| 2025 Q4 | 163,009,411 | $6,439,314,916 | +$518,673,487 | $39.50 | 327 |
| 2025 Q3 | 149,355,039 | $5,865,889,805 | +$288,445,144 | $39.29 | 286 |
| 2025 Q2 | 142,004,017 | $5,495,705,097 | -$391,733,156 | $38.70 | 276 |
| 2025 Q1 | 151,817,028 | $6,211,629,898 | -$190,761,802 | $40.96 | 276 |
| 2024 Q4 | 156,816,567 | $6,028,324,761 | -$10,102,567 | $38.43 | 270 |
| 2024 Q3 | 156,909,692 | $6,003,419,226 | +$257,471,233 | $38.26 | 268 |
| 2024 Q2 | 149,886,326 | $5,956,411,627 | -$256,317,177 | $39.73 | 251 |
| 2024 Q1 | 150,661,032 | $5,355,782,646 | -$223,988,447 | $35.55 | 212 |
| 2023 Q4 | 163,111,983 | $4,772,628,203 | -$25,109,079 | $29.26 | 194 |
| 2023 Q3 | 164,052,544 | $4,467,141,980 | +$57,065,539 | $27.23 | 189 |
| 2023 Q2 | 161,895,633 | $4,293,495,187 | -$139,637,435 | $26.52 | 182 |
| 2023 Q1 | 165,248,860 | $4,357,390,311 | +$151,605,029 | $26.37 | 189 |
| 2022 Q4 | 161,747,309 | $4,342,542,614 | -$62,579,256 | $26.85 | 197 |
| 2022 Q3 | 163,789,564 | $4,122,293,380 | -$105,270,237 | $25.16 | 187 |
| 2022 Q2 | 168,095,550 | $4,086,453,970 | +$596,637,623 | $24.31 | 190 |
| 2022 Q1 | 143,906,587 | $3,629,305,531 | -$523,888,486 | $25.22 | 184 |
| 2021 Q4 | 167,516,979 | $3,730,543,866 | +$1,732,803 | $22.27 | 192 |
| 2021 Q3 | 166,464,635 | $3,489,824,303 | -$92,562,354 | $20.96 | 180 |
| 2021 Q2 | 170,568,316 | $3,653,177,445 | +$93,725,339 | $21.42 | 180 |
| 2021 Q1 | 166,614,972 | $3,097,791,518 | +$260,624,140 | $18.59 | 174 |
| 2020 Q4 | 153,757,120 | $2,125,859,625 | +$61,531,516 | $13.82 | 175 |
| 2020 Q3 | 149,451,864 | $1,195,863,171 | -$42,132,866 | $8.00 | 160 |
| 2020 Q2 | 154,077,772 | $1,546,294,334 | -$21,940,329 | $10.04 | 165 |
| 2020 Q1 | 164,008,283 | $531,266,897 | -$205,607,851 | $3.24 | 174 |
| 2019 Q4 | 182,279,030 | $3,592,649,511 | -$103,096,505 | $19.69 | 200 |
| 2019 Q3 | 187,076,842 | $4,656,227,351 | -$164,787,633 | $24.89 | 212 |
| 2019 Q2 | 188,629,544 | $5,802,842,429 | +$279,405,982 | $30.77 | 223 |
| 2019 Q1 | 186,998,108 | $5,864,344,770 | +$5,863,868,910 | $31.36 | 221 |
| 2016 Q2 | 0 | $0 | -$81,000 | $40.69 | 0 |
| 2016 Q1 | 2,584 | $81,000 | $31.35 | 1 |