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1,707 hedge funds and large institutions have $58.9B invested in Ecolab in 2026 Q1 according to their latest regulatory filings, with 156 funds opening new positions, 644 increasing their positions, 645 reducing their positions, and 109 closing their positions.

New
Increased
Maintained
Reduced
Closed

335% more call options, than puts

Call options by funds: $210M | Put options by funds: $48.1M

43% more first-time investments, than exits

New positions opened: 156 | Existing positions closed: 109

2% more funds holding

Funds holding: 1,680 → 1,707 (+27)

0% more funds holding in top 10

Funds holding in top 10: 19 → 19 (0)

0% less repeat investments, than reductions

Existing positions increased: 644 | Existing positions reduced: 645

1% less capital invested

Capital invested by funds: $59.6B → $58.9B (-$755M)

1.73% less ownership

Funds ownership: 80.22% → 78.49% (-1.7%)

Holders
1,707
Holders Change
+27
Holders Change %
+1.61%
% of All Funds
20.8%
Holding in Top 10
19
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.23%
New
156
Increased
644
Reduced
645
Closed
109
Calls
$210M
Puts
$48.1M
Net Calls
+$161M
Net Calls Change
+$140M

ECL Hedge Fund Activity: Q1 2026 in Review

1,707 of the 8,207 institutional investors tracked by Wall St. Rank reported a position in Ecolab (ECL) for Q1 2026, worth a combined $58.9B — down 1.3% from $59.6B a quarter earlier.

Buyers outnumbered sellers: 156 funds opened new ECL positions and 109 closed out — a net gain of 47 holders — while 644 added to existing stakes and 645 trimmed.

The largest buyer was Capital Research Global Investors, adding an estimated $492M. The largest seller was Capital World Investors, cutting an estimated $665M.

  • 1,707 institutional investors held Ecolab (ECL) as of Q1 2026, up from 1,680 in Q4 2025.
  • Funds reported $58.9B of Ecolab stock for Q1 2026, down 1.3% quarter-over-quarter.
  • 156 funds opened new Ecolab positions in Q1 2026 and 109 closed out, a net change of +47 holders.
  • The largest Ecolab buyer in Q1 2026 was Capital Research Global Investors, an estimated $492M added.
  • The largest Ecolab seller in Q1 2026 was Capital World Investors, an estimated $665M sold.

Based on aggregated 13F filings for Q1 2026.