Sample decision brief · Polymers & Plastics

Is U.S. plastic packaging holding its price against resin costs?

This is a real MarketKeel sample, not a mockup. Every number below is retrieved live from public U.S. government data, carries its own period and source link, and runs through the same versioned calculation the product uses. Where the public data stops, this brief says so.

Live public data · U.S. Bureau of Labor StatisticsRetrieved August 21, 2026Free sample · no profile required
The answer, from the data we can defend

Through July 2026, U.S. plastic-packaging producer prices rose 7.5% year over year while plastic-resin prices rose 10.7%. Packaging pricing trailed resin by 3.1 percentage points over that year. At the index level, that reads as cost pressure on converters and packaging producers — if the gap persists, it works against downstream margins.

This reading is a directional proxy built from producer-price indexes. It is not a company margin, a contract price, or a market spread — those need evidence this sample deliberately does not claim.

Latest data

Market pulse

Plastic resins & materials PPI292.9Index · July 2026 · United States
-5.4% m/m+10.7% y/y
Preliminary — BLS may revise
Thermoplastic resins PPI296.6Index · July 2026 · United States
-6.2% m/m+11.3% y/y
Preliminary — BLS may revise
Plastic packaging products PPI158.4Index · July 2026 · United States
+0.6% m/m+7.5% y/y
Preliminary — BLS may revise
Resin → packaging transmission-3.1 ptsPackaging y/y minus resin y/y · July 2026Calculated · formula v1.0.0
Who feels it

Where this lands in the value chain

Resin price moves are revenue upstream and cost downstream. Producers such as LyondellBasell, Dow, and Westlake sit on the resin side; converters and packaging producers such as Amcor, Sealed Air, and Sonoco buy resin as a primary input and try to recover it in price. When packaging prices lag resin, converter economics tighten first; when they lead, converters are holding or rebuilding margin. The full workspace maps these roles company by company, with each company's own filings as the evidence.

Honest boundaries

What we still need to know

Public indexes describe direction, not deals. Before this view could support a pricing, procurement, or investment decision, MarketKeel would connect and license the evidence this sample does not claim:

  • Contract and spot resin prices — indexes are not transaction prices.
  • Plant operating rates, outages, and restarts — an environmental permit record is not an operating rate.
  • Freight and logistics costs, which can move landed cost more than resin itself.
  • Inventories and demand by end market, which decide whether a price gap persists.
  • Company-level margins and mix — only disclosed financials can support those claims.

What would change this view: a sustained widening or closing of the resin-to-packaging gap over two or more months, a large feedstock move, or a major capacity event. Those are the triggers a saved MarketKeel dashboard watches between briefs.

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Method and sources

Check the work.

Source: U.S. Bureau of Labor Statistics Producer Price Index program, retrieved through the BLS Public Data API on August 21, 2026. BLS.gov cannot vouch for data or analyses derived from these data after retrieval. Index levels use series-specific base periods, so this brief compares rates of change, never index levels across series. Recent months marked preliminary may be revised by BLS.

Resin-to-packaging pricing transmission — calculatedFormula: plastic packaging PPI year-over-year % minus plastic resins PPI year-over-year %, computed at the latest month both series report. Directional proxy only — not a company margin, market spread, contract price, or profitability measure.