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Westlake Corp
WLK

Fund managers haven’t disclosed any holdings of WLK yet.

WLK Hedge Fund Activity: Q1 2026 in Review

336 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in Westlake Corp (WLK) for Q1 2026, worth a combined $5.15B — up 50% from $3.44B a quarter earlier.

Buyers outnumbered sellers: 93 funds opened new WLK positions and 46 closed out — a net gain of 47 holders — while 116 added to existing stakes and 86 trimmed.

The largest buyer was Capital World Investors, adding an estimated $198M. The largest seller was Wellington Management Group, cutting an estimated $235M.

  • 336 institutional investors held Westlake Corp (WLK) as of Q1 2026, up from 296 in Q4 2025.
  • Funds reported $5.15B of Westlake Corp stock for Q1 2026, up 50% quarter-over-quarter.
  • 93 funds opened new Westlake Corp positions in Q1 2026 and 46 closed out, a net change of +47 holders.
  • The largest Westlake Corp buyer in Q1 2026 was Capital World Investors, an estimated $198M added.
  • The largest Westlake Corp seller in Q1 2026 was Wellington Management Group, an estimated $235M sold.

Based on aggregated 13F filings for Q1 2026.