Westlake Corp

WLKNYSE · USD
63.49USD-3.35 (-5.02%)
755

Westlake Corp (WLK) Unusual Options Activity Today

WLK options volume power reached 0.58x on the previous trading day. The highest reading was on the $75 CALL expiring 2027-01-15.

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Checking WLK unusual options activity helps you spot when traders are making outsized bets on Westlake Corp before the broader market catches on. Westlake Corp's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor WLK unusual options activity today and surface the prints that deserve a second look.

Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching WLK unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking WLK unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and WLK unusual options flow data becomes especially valuable around earnings, product launches, and macro events.

Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. It operates through two segments, Performance and Essential Materials; and Housing and Infrastructure Products. The Performance and Essential Materials segment manufactures and markets polyethylene, styrene monomer, ethylene co-products, PVC, VCM, ethylene dichloride chlor-alkali, and chlorinated derivative products. The Housing and Infrastructure Products segment manufactures and sells residential PVC siding; PVC trim and moldings; roofing applications; decorative stone; windows; PVC decking; PVC films for various inflatables, wallcovering, tape, and roofing applications; polymer composite roof tiles; PVC pipe and fittings; PVC compounds; and various consumer and commercial products such as landscape edging; industrial, home and office matting; marine dock edging; and masonry joint controls.

The company offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses for use in various consumer and industrial markets, including residential construction, flexible and rigid packaging, automotive products, healthcare products, water treatment, and coatings, as well as other durable and non-durable goods. The company was formerly known as Westlake Chemical Corporation and changed its name to Westlake Corporation in February 2022. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Corporation is a subsidiary of TTWF LP.

Catalysts rarely arrive without a footprint, and WLK unusual options activity is often where that footprint shows up first. Our scanner tracks Westlake Corp's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at WLK unusual options volume on the call side or chasing put sweeps, Westlake Corp's unusual options flow today is one click away, so put it on your radar before the headlines hit.

2026-10-16
Calls
40.0025.5029.3027.4019%00—
45.0020.5024.5022.5016%00—
50.0015.5019.4017.4514%00—
55.0010.5013.6012.0511%00—
60.006.008.807.407%00—
Puts
40.00—0.250.25127%00—
45.00—4.804.80254%00—
50.00—1.351.35125%020.00%
55.00—1.351.3596%010.00%
60.000.051.000.5348%0170.00%

As of September 28, 2026

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Track WLK options flow across every expiration, filter by volume power, and find the setups with abnormal activity before the trade is gone.

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