WAVEMAN · COMPANY

WLKP · Westlake Chemical Partners Lp

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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475

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WLKP

Name: Westlake Chemical Partners LP (WLKP) insider trading and ownership data
Creator: WaveMan
License: https://wave-man.com/terms

Westlake Chemical Partners LP

PHARMA & BIOTECH · INDUSTRIAL ORGANIC CHEMICALS · CIK 0001604665

SEC FILINGS☆ WATCH

INSIDER NET · 180D

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

13F, latest reported quarter

REVENUE GROWTH

+2.7%

XBRL, annual

NET MARGIN

4.2%

CONVERSIONS · 180D

codes C/M, not in net · no price filed

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

no Form 4 purchases or sales on file

CONGRESS

no member of Congress has reported trading it

FUNDS

27 funds added or opened last quarter

below 65% of Pharma & Biotech

REVENUE

+2.7% year over year

more than 51% of Pharma & Biotech

MARGIN

4.2% net margin

more than 73% of Pharma & Biotech

BUYBACKS

no share repurchases reported

SHORT

no short interest reported

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

27 funds added or opened positions in the latest 13F quarter, of 56 holders.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN +8.3%

+8.3%12M

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

The complete filing record, in one place.

The record shows 27 funds added last quarter. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

UTHR CPIX MRNA REGN LLY ALNY ELF CITR MDGL DNA VRTX NUVL

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

No insider purchases or sales are on record for Westlake Chemical Partners LP in the period covered. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER

FILED

VALUE

Gilson Jean-Marc

President and CEO

BUY

2025-08-27

95.29

$2.0K

Gilson Jean-Marc

President and CEO

BUY

2025-08-21

1,250.0

$27.5K

Gilson Jean-Marc

President and CEO

BUY

2025-08-20

1,250.0

$27.3K

Gilson Jean-Marc

President and CEO

BUY

2025-08-15

4,700.0

$102.6K

Chao James

Senior Chairman

SELL

2025-05-29

3,700.0

$81.8K

45 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 40 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

Invesco Ltd.

4,972,812.0 sh

$110.7M

Energy Income Partners, LLC

1,589,566.0 sh

$35.4M

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

719,852.0 sh

$16.0M

Clearbridge Investments, LLC

633,569.0 sh

$14.1M

UBS Group AG

442,165.0 sh

$9.8M

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

FORM 144

No planned-sale notices

No insider has notified an intent to sell. This is the panel to watch after a run-up.

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Global X SuperDividend U.S. ETF

$16.3M POSITION · AS OF 2026-04-30

2.2%

ClearBridge Tactical Dividend Income Fund

$6.6M POSITION · AS OF 2026-04-30

1.8%

Invesco SteelPath MLP Income Fund

$72.8M POSITION · AS OF 2026-02-28

1.6%

Invesco SteelPath MLP Select 40 Fund

$36.3M POSITION · AS OF 2026-02-28

1.6%

Arrow Dow Jones Global Yield ETF

$209.4K POSITION · AS OF 2026-04-30

0.7%

FT Energy Income Partners Enhanced Income ETF

$6.7M POSITION · AS OF 2026-02-28

0.6%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Executive pay vs shareholder return · Mr. Albert Chao

DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself

CEO TOTAL

ACTUALLY PAID

OTHER NEOs AVG

TSR

PEER TSR

2023

$125.6K

$72.1K

+14%

2022

$120.1K

$66.0K

+14%

+8%

2021

$116.3K

$63.9K

+21%

+24%

TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$1.2B	$1.1B	$1.2B	$1.6B
GROSS PROFIT	$347.8M	$418.9M	$387.5M	$377.4M
OPERATING INCOME	$319.6M	$390.4M	$357.7M	$347.7M
NET INCOME	$48.7M	$62.4M	$54.3M	$64.2M
OPERATING CASH FLOW	$280.5M	$485.0M	$452.0M	$463.7M
CASH	$44.3M	$58.3M	$58.6M	$64.8M

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE