Stock Markets August 19, 2026 05:45 AM

Citi Quant flags crowded long and short positions across US chemicals coverage

Analysis highlights concentration in a handful of names as weekly crowding trends shift modestly

By Avery Klein
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ECVT RPM LIN AXTA CE

Citi's Quant team conducted a positioning analysis of US chemicals stocks within its coverage universe, identifying the names with the highest long and short crowding scores and tracking weekly and monthly moves. Ecovyst, RPM International and Linde sit at the top of crowded long positions, while PPG Industries, FMC Corporation and H.B. Fuller are the most crowded shorts. Overall long crowding rose modestly week-over-week, while average short crowding continued to edge lower.

Citi Quant flags crowded long and short positions across US chemicals coverage
ECVT RPM LIN AXTA CE
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Key Points

  • Ecovyst (ECVT), RPM International (RPM) and Linde (LIN) rank as the most crowded long positions in Citi's US chemicals coverage.
  • PPG Industries (PPG), FMC Corporation (FMC) and H.B. Fuller (FUL) are the most crowded short positions; average short crowding declined about 1% week-over-week.
  • Weekly performance movers included AXTA (+8.9%), CE (+6.4%), EMN (+5.7%), FUL (+4.1%), PPG (-3.7%) and DOW (-6.2%), signaling notable trading activity within the chemicals cohort.

Citi's Quant group released a positioning analysis focused on US chemicals stocks within the firm's coverage universe, identifying where investor exposure is most concentrated on both the long and short sides.


Top crowded long positions

Ecovyst (ECVT), RPM International (RPM) and Linde (LIN) were reported as the most crowded long names across Citi's coverage. The firm noted that RPM and LIN exchanged places during the past week. Linde's crowding score declined by roughly 1% week-over-week, a move Citi attributed to weaker sentiment and a less favorable historical relative valuation, which was partially offset by a decline in short interest.

Across the coverage universe, Citi found that long crowding increased by approximately 1% week-over-week, following a roughly 6% decline the prior week.


Notable weekly movers

  • Axalta Coating Systems (AXTA) rose 8.9% week-over-week.
  • Celanese (CE) gained 6.4% week-over-week.
  • Eastman Chemical (EMN) increased 5.7% week-over-week.
  • H.B. Fuller (FUL) was up 4.1% week-over-week.
  • PPG Industries (PPG) moved down 3.7% week-over-week.
  • Dow (DOW) fell 6.2% week-over-week.

Citi highlighted that H.B. Fuller recorded the largest decline in long crowding over the past month, dropping approximately 36% month-over-month. The firm linked this decline to heightened pressure from activist investors after Ancora made a cash offer for the company's BAS segment.


Most crowded short positions and broader short crowding trends

PPG Industries, FMC Corporation (FMC) and H.B. Fuller remained the most crowded short positions in Citi's coverage. The report noted that average short crowding across the coverage universe declined by about 1% week-over-week, extending a trend that included a roughly 3% decline in the prior week.


Most debated names and methodology

Sherwin-Williams (SHW), Axalta Coating Systems and RPM International were identified as the most debated names, with debate measured by the sum of long and short composite scores.

Citi's quant framework for determining crowding relies on five distinct factors: most crowded factor, relative historical valuation, short interest ratio, sentiment, and macro exposure. These inputs are combined to generate composite crowding metrics that the report uses to rank names within the coverage universe.


Members of equity investor and analyst communities who follow chemicals sector positioning will find the report useful for understanding where exposures are concentrated and how those concentrated positions have shifted over recent weekly and monthly intervals.

Risks

  • Shifts in sentiment or relative historical valuation can reduce crowding scores and alter positioning - this has been observed with Linde (LIN) and could affect pricing for other chemicals names. (Impacted sectors: chemicals, equity markets)
  • Activist investor activity can exert material pressure on long positioning and share dynamics, as seen with H.B. Fuller following Ancora's cash offer for the BAS segment. (Impacted sectors: chemicals, corporate governance/activist targets)
  • Changes in short interest levels affect crowding metrics; declining short interest contributed to a fall in Linde's crowding score and the broader decline in average short crowding. (Impacted sectors: chemicals, equity trading)

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