Security key
960417103
Westlake Chemical Partners LP - Com Unit RP LP (WLKP)
CUSIP: 960417103
Q1 2019 13F Holders as of 31 Mar 2019
- Security type / class
- Equity / Com Unit RP LP
- Total 13F shares
- 15,816,499
- Total 13F value
- $358,474,500
- Share change
- +1,075,272
- SEC-reported price per share
- $22.71
- Number of holders
- 47
- Value change
- +$23,478,774
- Number of buys
- 25
- Number of sells
- 15
- Shares outstanding
- 35,236,239
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2019
Institutions
47
Top holders
10
WLKP full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Westlake Chemical Partners LP SEC filings
Westlake Chemical Partners LP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 960417103
Recent filing periods:
Ownership snapshot
Top reported holders of WLKP - Westlake Chemical Partners LP - Com Unit RP LP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
OppenheimerFunds, Inc.
Disclosed value leader
OppenheimerFunds, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2018
13F
Lead comparable stake: 17%
Showing 1-6 of 15 holder rows.
Quick read
OppenheimerFunds, Inc. leads the comparable SEC ownership view at 17%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens OppenheimerFunds, Inc.'s linked filing trail.
Comparable ownership
Top 5
OppenheimerFunds, Inc.
17%
Janus Henderson Group Ltd.
5%
Energy Income Partners, LLC
3.7%
Harvest Fund Advisors LLC
3.7%
UBS Group AG
2.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| OppenheimerFunds, Inc. |
13F
Company
|
17%
|
$145,935,000
6,047,866 shares
|
— | 31 Dec 2018 |
| Janus Henderson Group Ltd. |
13F
Company
|
5%
|
$42,414,000
1,757,713 shares
|
— | 31 Dec 2018 |
| Energy Income Partners, LLC |
13F
Company
|
3.7%
|
$31,327,000
1,298,284 shares
|
— | 31 Dec 2018 |
| Harvest Fund Advisors LLC |
13F
Company
|
3.7%
|
$31,172,000
1,291,852 shares
|
— | 31 Dec 2018 |
| UBS Group AG |
13F
Company
|
2.6%
|
$22,208,000
920,377 shares
|
— | 31 Dec 2018 |
| DUFF & PHELPS INVESTMENT MANAGEMENT CO |
13F
Company
|
1.9%
|
$16,264,000
674,020 shares
|
— | 31 Dec 2018 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2019
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
47
Shares
15,816,499
Rows available
47
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2019 vs Q1 2019 Across Filers
Q1 2019 holders
47
Q1 2019 holders
47
Holder diff
0
| Investor | Q1 2019 Shares | Q1 2019 Shares | Share Diff | Share Chg % | Q1 2019 value | Q1 2019 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend