Mario Gabelli's WLK Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 3,941 shares of Westlake Corporation (WLK) worth $291,398, representing 0.00% of the portfolio. First purchased in 2025-Q2, this short-term holding has been held for 3 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in WLK for several quarters, showing initial confidence in the investment. Largest reduction occurred in Q3 2025, reducing 7,425 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Westlake Corporation (WLK) Holding Value Over Time
Track share changes against reported price movement
Quarterly Westlake Corporation (WLK) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -200 | Reduce 4.83% | 3,941 | $73.94 |
| Q3 2025 | -7,425 | Reduce 64.20% | 4,141 | $77.06 |
| Q2 2025 | +11,566 | New Buy | 11,566 | $75.93 |
Mario Gabelli's Westlake Corporation Investment FAQs
Mario Gabelli first purchased Westlake Corporation (WLK) in Q2 2025, acquiring 11,566 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Westlake Corporation (WLK) for 3 quarters since Q2 2025.
Mario Gabelli's largest addition to Westlake Corporation (WLK) was in Q2 2025, adding 11,566 shares worth $878,206.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 3,941 shares of Westlake Corporation (WLK), valued at approximately $291,398.
As of the Q4 2025 filing, Westlake Corporation (WLK) represents approximately 0.00% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Westlake Corporation (WLK) was 11,566 shares, as reported at the end of Q2 2025.