WLKPNYSEIndustrial Organic ChemicalsFiscal year ends December 31
Westlake Chemical Partners LP
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026
$20.91+0.11 (+0.53%)
Close on Oct 19, 2026
- Market cap
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- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
29.1%
10M of 35M shares
Institutional holders
56
5 new, 4 sold out
Net institutional buying
-0M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Invesco Ltd. | 5,264,187 | – | 13G (passive) amendment | Dec 29, 2023 |
| Saul Ballesteros | 1,774,544 | 5.04% | 13G (passive) | Jun 30, 2025 |
| Ttwfgp LLC | 15,524,099 | 44.10% | 13D (active) amendment | Feb 14, 2024 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of WLKP | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Invesco Ltd. | 4,972,812 | 14.11% | $110.69M | – | 0.01% |
| Energy Income Partners, LLC | 1,589,566 | 4.51% | $35.38M | +7,559 | 0.56% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 719,852 | 2.04% | $16.02M | +28,057 | 0.02% |
| Clearbridge Investments, LLC | 633,569 | 1.80% | $14.10M | – | 0.01% |
| UBS Group AG | 442,165 | 1.25% | $9.84M | −15,562 | 0.00% |
| Goldman Sachs Group Inc | 238,363 | 0.68% | $5.31M | +18,705 | 0.00% |
| Citigroup Inc | 218,105 | 0.62% | $4.86M | −10,650 | 0.00% |
| Bank Of America Corp /De/ | 174,309 | 0.49% | $3.88M | −53,843 | 0.00% |
| Morgan Stanley | 170,333 | 0.48% | $3.79M | −10,238 | 0.00% |
| Pathway Financial Advisers, LLC | 107,894 | 0.31% | $2.40M | +1,296 | 0.61% |
| JPMorgan Chase & Co | 95,305 | 0.27% | $2.15M | +1,200 | 0.00% |
| Gilman Hill Asset Management, LLC | 88,279 | 0.25% | $1.97M | +1,077 | 0.27% |
| Ing Groep Nv | 82,000 | 0.23% | $1.83M | – | 0.01% |
| Fractal Investments LLC | 80,400 | 0.23% | $1.79M | – | 0.21% |
| Advisory Services Network, LLC | 63,700 | 0.18% | $1.42M | +18,700 | 0.02% |
| LPL Financial LLC | 46,544 | 0.13% | $1.04M | +312 | 0.00% |
| Eagle Global Advisors LLC | 43,873 | 0.12% | $976.61K | – | 0.03% |
| Samalin Investment Counsel, LLC | 42,248 | 0.12% | $940.44K | +358 | 0.29% |
| Pinnacle Holdings, LLC | 38,942 | 0.11% | $866.85K | – | 0.27% |
| Hrt Financial LP | 38,134 | 0.11% | $848 | −6,547 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 56 | 10M | 29.1% | 5 / 22 | 13 / 4 | 0M | 0M |
| Q1 2026 | 57 | 10M | 29.1% | 7 / 14 | 17 / 8 | 0M | 0M |
| Q4 2025 | 60 | 10M | 29.2% | 8 / 25 | 12 / 5 | 1M | 0M |
| Q3 2025 | 58 | 10M | 29.0% | 6 / 22 | 12 / 7 | 0M | 0M |
| Q2 2025 | 59 | 10M | 29.3% | 7 / 18 | 15 / 0 | 0M | 0M |
| Q1 2025 | 53 | 10M | 29.0% | 5 / 19 | 11 / 4 | 0M | 0M |
| Q4 2024 | 52 | 10M | 29.7% | 5 / 11 | 15 / 7 | 0M | 2M |
| Q3 2024 | 56 | 13M | 35.6% | 5 / 20 | 10 / 7 | 2M | 0M |
| Q2 2024 | 58 | 10M | 29.3% | 9 / 14 | 14 / 11 | 1M | 1M |
| Q1 2024 | 61 | 11M | 30.9% | 4 / 16 | 20 / 5 | 0M | 0M |
| Q4 2023 | 62 | 11M | 30.5% | 10 / 20 | 13 / 4 | 0M | 0M |
| Q3 2023 | 56 | 11M | 29.9% | 9 / 11 | 17 / 7 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of WLKP | Value | % of fund | As of |
|---|---|---|---|---|---|
| Invesco SteelPath MLP Income Fund | 3,304,619 | 9.38% | $75.77M | 1.70% | May 31, 2026 |
| Invesco SteelPath MLP Select 40 Fund | 1,646,522 | 4.67% | $37.75M | 1.62% | May 31, 2026 |
| First Trust North American Energy Infrastructure Fund | 1,035,098 | 2.94% | $22.40M | 0.54% | Jul 31, 2026 |
| Global X SuperDividend U.S. ETF | 725,561 | 2.06% | $15.70M | 2.00% | Jul 31, 2026 |
| FT Energy Income Partners Enhanced Income ETF | 307,966 | 0.87% | $7.06M | 0.67% | May 31, 2026 |
| ClearBridge Tactical Dividend Income Fund | 284,742 | 0.81% | $6.16M | 1.68% | Jul 31, 2026 |
| Arrow Dow Jones Global Yield ETF | 10,639 | 0.03% | $230.23K | 0.62% | Jul 31, 2026 |
| EIP Growth and Income Fund | 9,497 | 0.03% | $205.52K | 0.23% | Jul 31, 2026 |
| First Trust Multi Income Allocation Portfolio | 595 | 0.00% | $13.24K | 0.08% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Jonathan Baksht | SVP and CFO, Director | – | – | Jun 15, 2026 |
| Jean-Marc Gilson | President and CEO, Director | 11,803 | 0.03% | Aug 29, 2025 |
| James Chao | Senior Chairman, Director | 15,532,572 | 44.07% | May 30, 2025 |
| Tommy Darby | VP and CAO | – | – | Aug 31, 2026 |
| Amy Ellender Moore | VP, Olefins & Polyethylene | – | – | Aug 7, 2025 |
| G. Stephen Finley | Director | 36,935 | 0.10% | Aug 13, 2026 |
| Randy Woelfel | Director | 23,913 | 0.07% | Aug 13, 2026 |
| Lisa A. Friel | Director | 9,666 | 0.03% | Aug 13, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| G. Stephen Finley Director | Aug 6, 2026 | Option exercise | +5,005 | – | – | 36,935 |
| Randy Woelfel Director | Aug 6, 2026 | Returned to company | −5,005 | $21.35 | $106.86K | 23,913 |
| Randy Woelfel Director | Aug 6, 2026 | Option exercise | +5,005 | – | – | 28,918 |
| Lisa A. Friel Director | Aug 6, 2026 | Returned to company | −2,502 | $21.35 | $53.42K | 9,666 |
| Lisa A. Friel Director | Aug 6, 2026 | Option exercise | +5,005 | – | – | 12,168 |
| Jean-Marc Gilson President and CEO, Director | Aug 27, 2025 | Buy | +95.29 | $21.25 | $2.02K | 11,803 |
| Jean-Marc Gilson President and CEO, Director | Aug 21, 2025 | Buy | +1,250 | $22.02 | $27.53K | 11,708 |
| Jean-Marc Gilson President and CEO, Director | Aug 20, 2025 | Buy | +1,250 | $21.86 | $27.33K | 10,458 |
| Jean-Marc Gilson President and CEO, Director | Aug 15, 2025 | Buy | +4,700 | $21.84 | $102.65K | 9,208 |
| Randy Woelfel Director | Aug 7, 2025 | Returned to company | −4,882 | $21.96 | $107.21K | 23,913 |
| Randy Woelfel Director | Aug 7, 2025 | Option exercise | +4,882 | – | – | 28,795 |
| Lisa A. Friel Director | Aug 7, 2025 | Returned to company | −2,441 | $21.96 | $53.60K | 7,163 |
| Lisa A. Friel Director | Aug 7, 2025 | Option exercise | +4,882 | – | – | 9,604 |
| G. Stephen Finley Director | Aug 7, 2025 | Option exercise | +4,882 | – | – | 31,930 |
| Jean-Marc Gilson President and CEO, Director | May 29, 2025 | Buy | +93.73 | $22.20 | $2.08K | 4,508 |
| James Chao Senior Chairman, Director | May 29, 2025 | Sale | −3,700 | $22.10 | $81.77K | 0 |
| James Chao Senior Chairman, Director | May 28, 2025 | Sale | −4,600 | $22.10 | $101.66K | 3,700 |
| James Chao Senior Chairman, Director | May 27, 2025 | Sale | −5,608 | $22.17 | $124.33K | 8,300 |
| Jean-Marc Gilson President and CEO, Director | Feb 25, 2025 | Buy | +82.51 | $24.75 | $2.04K | 4,414 |
| Jean-Marc Gilson President and CEO, Director | Nov 27, 2024 | Buy | +84.96 | $23.57 | $2.00K | 4,332 |
| Jean-Marc Gilson President and CEO, Director | Aug 29, 2024 | Buy | +1,000 | $22.83 | $22.83K | 3,927 |
| Jean-Marc Gilson President and CEO, Director | Aug 28, 2024 | Buy | +320 | $22.95 | $7.34K | 3,427 |
| Jean-Marc Gilson President and CEO, Director | Aug 28, 2024 | Buy | +500 | $22.94 | $11.47K | 2,927 |
| Jean-Marc Gilson President and CEO, Director | Aug 27, 2024 | Buy | +1,000 | $22.95 | $22.95K | 2,427 |
| Jean-Marc Gilson President and CEO, Director | Aug 26, 2024 | Buy | +500 | $22.85 | $11.43K | 1,427 |
| Jean-Marc Gilson President and CEO, Director | Aug 23, 2024 | Buy | +500 | $22.88 | $11.44K | 927 |
| Jean-Marc Gilson President and CEO, Director | Aug 22, 2024 | Buy | +427 | $22.60 | $9.65K | 427 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 12, 2024 | Buy | +2,692 | $22.63 | $60.92K | 185,000 |
| G. Stephen Finley Director | Aug 9, 2024 | Option exercise | +4,560 | – | – | 27,048 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 9, 2024 | Buy | +12,000 | $22.99 | $275.88K | 182,308 |
| Randy Woelfel Director | Aug 9, 2024 | Returned to company | −3,420 | $22.94 | $78.45K | 23,913 |
| Randy Woelfel Director | Aug 9, 2024 | Option exercise | +4,560 | – | – | 27,333 |
| Lisa A. Friel Director | Aug 9, 2024 | Returned to company | −2,280 | $22.94 | $52.30K | 4,722 |
| Lisa A. Friel Director | Aug 9, 2024 | Option exercise | +4,560 | – | – | 7,002 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | May 30, 2024 | Buy | +2,291 | $22.23 | $50.93K | 170,308 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | May 10, 2024 | Buy | +7,178 | $22.07 | $158.42K | 168,017 |
| Lisa A. Friel Director | May 10, 2024 | Returned to company | −2,442 | $22.40 | $54.70K | 2,442 |
| Lisa A. Friel Director | May 10, 2024 | Option exercise | +4,884 | – | – | 4,884 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | May 8, 2024 | Buy | +10,000 | $22.10 | $221.00K | 160,839 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Mar 28, 2024 | Buy | +5,000 | $22.23 | $111.15K | 150,839 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Mar 21, 2024 | Buy | +4,230 | $22.16 | $93.74K | 145,839 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Mar 6, 2024 | Buy | +5,000 | $22.30 | $111.50K | 141,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Feb 22, 2024 | Buy | +10,000 | $22.12 | $221.20K | 136,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Nov 9, 2023 | Buy | +5,000 | $21.48 | $107.40K | 126,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Nov 6, 2023 | Buy | +10,000 | $22.02 | $220.20K | 121,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 29, 2023 | Buy | +10,000 | $22.74 | $227.40K | 111,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 22, 2023 | Buy | +11,762 | $22.30 | $262.29K | 101,609 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 21, 2023 | Buy | +643 | $22.11 | $14.22K | 89,847 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 17, 2023 | Buy | +5,000 | $22.08 | $110.40K | 89,204 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 16, 2023 | Buy | +3,349 | $22.23 | $74.45K | 84,204 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 15, 2023 | Buy | +855 | $22.00 | $18.81K | 80,855 |
| G. Stephen Finley Director | Aug 10, 2023 | Option exercise | +4,177 | – | – | 22,488 |
| Randy Woelfel Director | Aug 10, 2023 | Returned to company | −2,089 | $22.47 | $46.94K | 22,773 |
| Randy Woelfel Director | Aug 10, 2023 | Option exercise | +4,177 | – | – | 24,862 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 10, 2023 | Buy | +5,000 | $22.55 | $112.75K | 80,000 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 9, 2023 | Buy | +5,000 | $23.00 | $115.00K | 75,000 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Aug 7, 2023 | Buy | +5,000 | $23.00 | $115.00K | 70,000 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Mar 13, 2023 | Buy | +5,000 | $21.44 | $107.20K | 65,000 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Mar 10, 2023 | Buy | +10,000 | $22.02 | $220.20K | 60,000 |
| Andrew Kenner SVP, Olefin Material & Corp Pr | Nov 15, 2022 | Buy | +4,362 | $22.97 | $100.20K | 50,000 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Bruce Northcutt Ronald Director | Aug 15, 2025 | 12,000 | $263.40K | Aug 15, 2025 | IPO purchase |
| James Chao Director | May 27, 2025 | 13,908 | $308.48K | May 27, 2025 | Private Placement |