Citadel Advisors’s Ecolab ECL Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$38M Buy
142,900
+120,200
+530% +$33.9M 0.01% 1614
2025
Q4
$5.96M Sell
22,700
-44,300
-66% -$11.8M ﹤0.01% 4017
2025
Q3
$18.3M Sell
67,000
-12,300
-16% -$3.34M ﹤0.01% 2450
2025
Q2
$21.4M Buy
79,300
+9,100
+13% +$2.31M ﹤0.01% 2061
2025
Q1
$17.8M Sell
70,200
-7,000
-9% -$1.76M ﹤0.01% 2179
2024
Q4
$18.1M Sell
77,200
-27,600
-26% -$6.86M ﹤0.01% 2274
2024
Q3
$26.8M Buy
104,800
+20,200
+24% +$4.94M 0.01% 1769
2024
Q2
$20.1M Sell
84,600
-41,700
-33% -$9.64M ﹤0.01% 1993
2024
Q1
$29.2M Sell
126,300
-1,700
-1% -$360K 0.01% 1689
2023
Q4
$25.4M Buy
128,000
+25,200
+25% +$4.53M 0.01% 1780
2023
Q3
$17.4M Buy
102,800
+51,300
+100% +$9.33M ﹤0.01% 2010
2023
Q2
$9.61M Sell
51,500
-48,600
-49% -$8.36M ﹤0.01% 2731
2023
Q1
$16.6M Sell
100,100
-279,600
-74% -$43.6M ﹤0.01% 2143
2022
Q4
$55.3M Buy
379,700
+64,200
+20% +$9.43M 0.01% 1046
2022
Q3
$45.6M Buy
315,500
+60,600
+24% +$9.83M 0.01% 1146
2022
Q2
$39.2M Buy
254,900
+165,300
+184% +$27.4M 0.01% 1214
2022
Q1
$15.8M Buy
89,600
+14,100
+19% +$2.65M ﹤0.01% 2286
2021
Q4
$17.7M Sell
75,500
-52,500
-41% -$11.9M ﹤0.01% 2173
2021
Q3
$26.7M Buy
128,000
+54,800
+75% +$12M 0.01% 1674
2021
Q2
$15.1M Buy
73,200
+20,600
+39% +$4.48M ﹤0.01% 2465
2021
Q1
$11.3M Buy
52,600
+5,300
+11% +$1.13M ﹤0.01% 2803
2020
Q4
$10.2M Buy
47,300
+6,700
+17% +$1.4M ﹤0.01% 2617
2020
Q3
$8.11M Hold
40,600
﹤0.01% 2542
2020
Q2
$8.08M Sell
40,600
-47,600
-54% -$9.22M ﹤0.01% 2478
2020
Q1
$13.7M Buy
88,200
+45,900
+109% +$8.63M 0.01% 1550
2019
Q4
$8.16M Sell
42,300
-129,200
-75% -$24.5M ﹤0.01% 2450
2019
Q3
$34M Buy
171,500
+82,100
+92% +$16.5M 0.02% 1027
2019
Q2
$17.7M Buy
89,400
+29,700
+50% +$5.52M 0.01% 1544
2019
Q1
$10.5M Sell
59,700
-9,400
-14% -$1.53M 0.01% 2005
2018
Q4
$10.2M Sell
69,100
-17,600
-20% -$2.69M 0.01% 1868
2018
Q3
$13.6M Buy
86,700
+5,400
+7% +$801K 0.01% 1764
2018
Q2
$11.4M Buy
81,300
+29,900
+58% +$4.31M 0.01% 1804
2018
Q1
$7.04M Buy
51,400
+29,100
+130% +$3.91M ﹤0.01% 2077
2017
Q4
$2.99M Sell
22,300
-10,800
-33% -$1.44M ﹤0.01% 3097
2017
Q3
$4.26M Buy
33,100
+13,600
+70% +$1.79M ﹤0.01% 2476
2017
Q2
$2.59M Sell
19,500
-20,600
-51% -$2.66M ﹤0.01% 2835
2017
Q1
$5.03M Sell
40,100
-8,100
-17% -$990K ﹤0.01% 2039
2016
Q4
$5.65M Buy
48,200
+3,300
+7% +$386K 0.01% 1871
2016
Q3
$5.46M Sell
44,900
-20,400
-31% -$2.46M 0.01% 1894
2016
Q2
$7.75M Sell
65,300
-51,300
-44% -$5.98M 0.01% 1441
2016
Q1
$13M Buy
116,600
+81,700
+234% +$8.68M 0.02% 1019
2015
Q4
$3.99M Sell
34,900
-7,100
-17% -$835K ﹤0.01% 2023
2015
Q3
$4.61M Buy
42,000
+23,600
+128% +$2.64M ﹤0.01% 2023
2015
Q2
$2.08M Sell
18,400
-20,900
-53% -$2.4M ﹤0.01% 3020
2015
Q1
$4.5M Buy
39,300
+9,300
+31% +$1.02M ﹤0.01% 2135
2014
Q4
$3.14M Buy
30,000
+23,600
+369% +$2.58M ﹤0.01% 2435
2014
Q3
$735K Sell
6,400
-900
-12% -$101K ﹤0.01% 4116
2014
Q2
$813K Sell
7,300
-1,200
-14% -$129K ﹤0.01% 3765
2014
Q1
$918K Sell
8,500
-4,300
-34% -$450K ﹤0.01% 3534
2013
Q4
$1.33M Buy
12,800
+1,900
+17% +$198K ﹤0.01% 2932
2013
Q3
$1.08M Sell
10,900
-5,000
-31% -$465K ﹤0.01% 3028
2013
Q2
$1.35M Buy
+15,900
New +$1.34M ﹤0.01% 2876

Other funds holding ECL

Citadel Advisors's ECL Position: Q1 2026 in Review

Citadel Advisors increased its Ecolab (ECL) stake by 193% in Q1 2026, buying an estimated $31M and bringing the position to 166,676 shares worth $44.3M. The position accounts for 0.01% of the portfolio, ranked #1470.

Citadel Advisors first reported a position in ECL in Q2 2013 and has held it in 47 quarters since. The position peaked at $199M in Q1 2024. 1,691 funds tracked by Wall St. Rank hold ECL as of Q1 2026.

  • Citadel Advisors held 166,676 shares of Ecolab worth $44.3M as of Q1 2026.
  • Citadel Advisors bought 109,878 Ecolab shares in Q1 2026, an estimated $31M.
  • Ecolab made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #1470 holding.
  • Citadel Advisors first reported a position in Ecolab in Q2 2013 and has held it in 47 quarters since.
  • Citadel Advisors's Ecolab position peaked at $199M in Q1 2024.
  • 1,691 funds tracked by Wall St. Rank held Ecolab as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.