Ecolab Inc ECL
Open calendar →Ecolab Inc. Common Stock · Company · NYSE
USD closing-price chart (daily close from yfinance · Last year)
USD 270.55 → 266.88 · -1.4%
Numbered dotted lines mark the filtered filings under Announcement Events below.
Price & SEC Filing History 22 Jul 2025 — 23 Jul 2026 (Last year)
Daily NYSE prices are sourced from yfinance. Yellow highlighting marks an intraday rise or a gap up between adjacent trading sessions. SEC acceptance times are converted to US Eastern time: pre-market filings appear below that day’s OHLCV row; filings accepted after the 09:30 ET open appear above it. The SEC does not publish an exact first-public-availability timestamp, so acceptance time is the best available proxy.
Date
Open
High
Low
Close
Volume
No data yet
266.4300
267.3500
263.0500
266.8800
1,106,318
267.1600
268.3200
263.2200
264.2000
1,194,400
272.6800
273.9400
266.1300
268.6500
1,147,200
Weekend
Weekend
277.6500
281.2000
272.0900
272.8300
1,177,000
269.0600
275.7400
268.6800
275.7100
1,202,100
269.4000
273.1600
268.4600
270.2500
1,037,600
271.4200
273.0300
269.4900
269.7500
849,300
274.0700
275.8700
269.6100
271.8500
847,500
Weekend
Weekend
273.6400
275.7000
272.8600
274.3100
649,600
273.8000
275.4000
270.3700
273.0300
1,013,000
278.3300
278.3400
272.2100
274.1200
1,213,500
287.0400
288.3000
281.8000
283.0800
1,301,000
284.2500
284.2500
278.5000
283.7200
1,045,500
Weekend
Weekend
No trading
278.9400
283.4100
276.0900
283.3600
1,242,700
278.3300
282.9200
277.3800
278.3700
1,231,100
279.7000
280.3400
276.5800
278.6100
1,680,200
281.5000
282.2600
277.1100
278.6000
1,560,200
Weekend
Weekend
280.3000
283.9500
277.9500
283.6500
2,958,200
277.8900
283.4100
277.0000
281.2000
1,954,300
272.6900
279.7700
270.0500
276.2900
1,722,500
267.9000
273.4600
267.1000
268.6600
1,724,400
267.6700
271.9000
265.9200
269.3400
1,310,800
Weekend
Weekend
No trading
270.5800
275.4400
268.8700
269.1200
3,332,800
272.1900
275.3500
267.8000
269.0600
1,738,000
269.0000
276.7800
269.0000
273.8700
2,259,700
268.7100
271.1500
267.5000
268.5800
2,046,200
Weekend
Weekend
267.7000
268.0000
261.7600
265.4100
1,935,300
259.0800
264.8300
257.5000
263.6300
1,397,100
265.1600
265.1600
255.0900
256.9900
1,828,300
262.0000
264.4800
260.5900
264.4400
2,244,200
255.2400
260.5400
255.0000
257.4100
2,198,200
Weekend
Weekend
256.7800
261.2900
256.3500
257.9700
2,353,700
259.1400
260.7500
254.0000
254.3300
1,158,400
255.7600
260.0600
254.2100
255.6700
1,349,400
250.7600
258.5500
250.2500
256.2600
1,929,400
253.2700
254.3100
247.8400
250.4700
1,307,100
Weekend
Weekend
24 · 8-K
After-hours · 16:16 ET
FORM 8-K ↗
260.1700
260.9200
255.6300
256.0000
2,939,800
259.5400
263.9500
258.6200
260.2500
1,656,700
260.0000
266.9100
258.1900
262.5800
2,606,000
254.5900
255.5900
251.9500
254.2300
1,054,100
No trading
Weekend
Weekend
251.7000
254.0400
250.5000
253.3200
1,254,700
247.4000
251.8000
244.9300
250.1800
1,471,900
23 · 424B5
After-hours · 17:00 ET
424B5 ↗
244.9600
250.3600
243.2100
248.6400
2,028,600
246.0000
248.0200
243.1500
245.7300
2,791,700
22 · 424B5
Pre-market · 08:26 ET
424B5 ↗
248.3600
251.3500
246.9500
249.2100
1,542,000
Weekend
Weekend
248.3200
250.1500
245.2500
247.6200
1,842,200
250.0000
251.0700
248.6000
248.8800
1,587,600
250.7900
252.9700
248.6000
249.6200
1,757,200
251.1200
252.4000
248.7500
251.7000
1,625,400
21 · 8-K
After-hours · 16:46 ET
8-K ↗
255.8200
257.3700
250.1300
251.1000
1,654,100
Weekend
Weekend
257.5800
258.3600
251.8900
254.2200
1,869,300
264.0200
265.5000
256.4400
256.5500
1,860,100
20 · 10-Q
Pre-market · 08:40 ET
10-Q ↗
261.6500
265.7900
261.6500
263.4200
1,691,300
256.9300
259.1200
254.5700
257.6500
1,145,200
257.5800
261.0200
254.8300
255.5900
1,726,000
Weekend
Weekend
262.4800
263.1000
258.9900
259.5100
978,300
257.2300
262.0000
256.0000
260.6000
1,413,300
262.2000
265.9200
254.5300
256.6100
1,560,100
267.8400
269.1400
259.2100
266.9600
2,145,300
19 · 8-K
Pre-market · 08:06 ET
8-K ↗
269.7500
269.9600
265.9500
267.8800
1,285,300
Weekend
Weekend
270.6600
271.5200
266.0000
269.4900
1,220,100
269.9700
272.9600
267.2300
271.4500
796,500
271.9600
274.1200
267.4200
268.9300
1,083,600
277.0400
277.6900
269.5800
270.8400
1,109,800
274.8000
278.8400
274.1600
275.6800
1,159,900
Weekend
Weekend
270.0300
279.0000
269.0600
274.8000
2,636,600
270.1000
273.0000
267.8500
269.2300
1,441,400
18 · 8-K
After-hours · 16:30 ET
8-K ↗
271.8600
273.4600
267.5400
270.3700
1,036,900
276.9400
276.9400
272.0700
273.1300
1,166,500
271.7300
275.8900
269.8800
275.2000
1,712,400
Weekend
Weekend
273.7100
274.7700
272.0000
273.2900
1,596,800
270.3700
273.0900
268.6200
272.4700
923,600
268.7700
273.5600
267.7900
273.5100
1,326,200
265.7100
266.5300
259.1400
262.2600
1,238,400
263.1300
267.1000
262.4800
267.0300
826,300
Weekend
Weekend
No trading
265.1800
269.1100
262.7100
264.2800
1,000,600
267.4500
270.8600
265.5600
269.5400
1,095,900
261.0500
266.3000
259.7600
266.0200
1,874,100
262.0000
265.4600
261.7000
262.4900
1,485,900
Weekend
Weekend
263.4200
265.2300
260.5400
261.3700
1,720,200
17 · 8-K
Pre-market · 08:02 ET
8-K ↗
268.9300
269.9300
263.2800
264.2500
1,260,200
268.4600
270.9000
265.1100
268.5400
2,191,600
260.0000
267.8700
258.5800
264.4900
1,744,500
259.1200
264.0400
257.0300
261.1300
1,745,200
Weekend
Weekend
16 · DEFA14A
After-hours · 17:03 ET
DEFA14A ↗
15 · DEF 14A
After-hours · 17:01 ET
DEF 14A ↗
257.0300
259.0500
254.3400
256.4800
2,877,600
14 · 8-K
Pre-market · 08:05 ET
FORM 8-K ↗
259.5400
260.4300
252.6600
258.7000
2,362,800
269.5100
270.4800
261.5000
261.8400
1,728,000
274.1500
274.2000
269.5000
272.5900
1,333,800
279.4500
279.7000
272.2200
273.1100
1,547,800
Weekend
Weekend
278.2200
279.1300
273.6100
274.1800
1,342,500
275.2400
278.3800
274.4300
275.8900
1,503,900
278.9900
279.9000
275.2700
277.0000
1,551,900
281.6600
285.2600
279.9000
281.3900
2,353,800
279.5500
282.4800
274.7400
281.8600
1,639,900
Weekend
Weekend
283.4500
285.0000
279.6500
282.6900
1,834,000
294.9100
296.2800
284.5600
286.9300
2,209,700
297.1900
298.8500
295.3000
297.8800
884,200
299.8800
299.8800
292.4200
298.4600
1,528,800
304.9800
305.8000
297.9100
303.4600
1,428,300
Weekend
Weekend
305.5700
308.3600
303.7500
308.3500
1,832,600
308.0200
308.7100
303.0400
306.7600
1,187,900
13 · 8-K
After-hours · 16:39 ET
8-K ↗
308.6600
309.2400
302.8400
306.5200
1,096,100
308.1900
309.2700
305.6700
308.1600
1,100,100
12 · 8-K
After-hours · 16:30 ET
8-K ↗
302.2200
306.1100
300.1300
305.6700
1,102,500
11 · S-3ASR
Pre-market · 08:45 ET
S-3ASR ↗
10 · 10-K
Pre-market · 08:00 ET
10-K ↗
Weekend
Weekend
301.9500
304.9400
299.6000
304.1600
1,333,100
301.6200
303.5200
299.1100
301.0000
1,088,500
303.6100
305.5200
300.7800
302.5900
1,268,300
300.6300
304.2500
298.5100
303.8000
1,341,200
No trading
Weekend
Weekend
300.6500
303.9200
298.1200
299.1700
1,067,900
304.6000
306.5200
300.6200
300.6900
1,811,300
299.8600
304.3000
297.0900
303.5500
1,454,000
294.3800
303.0100
285.8500
299.6200
2,287,900
9 · 8-K
Pre-market · 08:04 ET
8-K ↗
288.9500
289.1900
284.8200
288.1600
1,965,700
Weekend
Weekend
287.5900
291.0800
286.8400
290.3300
1,535,700
289.4000
290.0000
285.2400
287.1900
1,293,800
283.8900
289.3100
282.8500
288.1600
1,592,200
282.3000
286.0100
280.6300
282.4200
1,427,600
282.4400
285.6500
280.9700
283.6500
986,100
Weekend
Weekend
283.1200
284.9100
279.4200
281.9900
1,293,800
281.4200
284.4300
278.3800
282.8300
1,199,100
283.5600
284.0300
278.8700
281.4600
1,165,600
282.7500
285.0000
281.0800
284.0900
1,004,200
282.8400
284.7800
281.5300
283.6700
1,223,000
Weekend
Weekend
281.3800
282.3500
279.5400
281.9000
847,900
280.9200
281.5400
278.7000
281.4800
976,700
275.0000
282.4700
274.3900
279.8600
1,320,800
273.7400
274.8900
271.1200
273.0000
1,186,900
No trading
Weekend
Weekend
276.9000
277.9000
274.4800
277.0700
1,297,200
277.1700
280.0000
275.6300
277.7300
1,129,000
273.0000
276.7200
272.0700
275.6500
1,276,300
270.7600
273.6800
270.0000
273.5400
912,000
271.4000
273.6600
270.0000
271.0000
853,300
Weekend
Weekend
271.4600
273.7700
270.0300
271.7300
750,500
266.2700
273.5400
265.7800
271.7400
990,300
272.4900
272.9100
267.7400
268.7500
1,250,200
262.5800
272.6300
261.5700
271.5300
1,435,400
261.9300
264.6000
260.0000
263.1800
1,754,600
Weekend
Weekend
261.2000
263.4100
259.1400
262.6400
1,119,900
No trading
264.2800
264.9000
262.4500
262.5200
605,700
264.7200
265.4500
263.6000
264.4800
1,008,800
265.9700
266.3200
264.0900
265.5200
1,059,000
Weekend
Weekend
265.0000
266.1200
263.2000
265.7500
670,900
No trading
264.3600
266.0000
263.4600
265.5800
525,500
267.9800
267.9800
264.1600
264.7400
864,800
264.0600
267.9900
263.2600
267.3800
1,035,000
Weekend
Weekend
262.0500
264.1000
260.6600
263.5900
3,309,000
261.8300
266.3100
260.0000
262.9200
1,338,600
258.6800
263.4000
258.6200
261.8900
1,560,600
261.0800
261.2500
258.5600
259.5300
1,310,400
262.8400
263.9100
259.3600
261.1100
1,669,500
Weekend
Weekend
262.6900
264.0100
260.6800
263.6000
1,357,400
258.1400
261.7600
257.4600
261.3300
1,023,700
252.5000
258.2700
251.7700
257.4500
1,962,600
257.5700
258.8300
252.7800
253.2900
1,349,200
259.7000
259.7000
256.9000
257.1500
1,625,900
Weekend
Weekend
264.7600
265.2000
259.1300
259.6900
1,551,000
264.4000
265.3000
262.3700
264.4200
1,672,000
271.3200
272.8700
264.1600
264.3300
2,431,400
274.0500
274.5100
269.7400
270.8900
1,079,800
273.5700
275.9400
272.5200
272.8600
1,398,200
Weekend
Weekend
274.0500
276.6200
273.1300
275.1600
608,700
No trading
273.1800
276.1200
272.4200
274.9900
1,281,400
269.7800
275.1400
268.7400
273.4600
1,744,000
267.4500
269.1600
265.8900
268.8000
2,924,900
Weekend
Weekend
262.3700
268.6700
261.7400
267.0700
1,914,700
261.9300
262.9000
260.9700
261.7400
1,694,500
256.9600
261.6200
255.9100
261.5000
1,965,500
254.1200
257.4400
251.7500
255.6700
1,071,600
258.0000
258.5900
255.1000
255.4600
994,800
Weekend
Weekend
260.7500
261.8100
258.0100
258.5800
883,200
260.7300
263.9800
258.0100
261.9800
1,355,000
262.1500
263.8600
260.1900
261.0600
1,015,600
259.8100
262.5100
258.2400
262.0500
899,000
256.3800
259.0800
253.9000
258.5600
1,294,700
Weekend
Weekend
252.8200
256.3800
252.1700
256.1300
1,728,300
258.3600
260.3900
252.3600
253.0600
1,732,400
259.6100
260.3300
255.2000
258.9300
1,560,000
257.3300
259.0500
255.8500
258.6600
1,625,200
259.0000
259.0000
251.7400
257.4500
1,973,700
Weekend
Weekend
256.1800
259.3200
255.3500
256.4000
1,519,700
8 · 10-Q
After-hours · 16:13 ET
10-Q ↗
255.3400
261.6600
255.1600
257.1000
1,659,200
266.5200
267.0400
256.7400
257.4700
1,582,100
276.9000
279.7500
265.1600
268.2800
2,255,400
7 · 8-K
Pre-market · 08:10 ET
8-K ↗
276.9000
280.3400
275.5400
279.7100
1,715,700
Weekend
Weekend
276.6400
277.9000
274.6700
277.2300
1,516,600
276.3900
277.2900
273.2400
275.0200
1,691,200
277.5900
278.3000
275.1200
276.0000
1,959,900
279.2900
280.9100
276.8400
278.1900
1,563,200
277.3000
280.5800
276.7900
280.1700
1,482,700
Weekend
Weekend
271.0000
276.8900
270.8000
276.7500
1,881,700
273.9400
275.4200
268.7900
270.6200
1,637,300
272.6700
276.3600
271.3800
273.7000
813,400
269.7800
274.3300
269.1100
273.0300
1,234,200
271.7400
272.5500
269.5000
270.2200
721,300
Weekend
Weekend
274.0000
276.2300
271.7600
272.0800
1,014,300
280.8600
281.2800
272.0000
272.5400
1,139,000
279.7800
282.2000
278.0100
281.3500
919,300
279.9700
280.8100
277.9300
278.9900
1,020,800
277.7400
280.3100
276.0000
279.7400
949,100
Weekend
Weekend
273.3600
278.5700
273.3600
276.5900
1,054,600
269.6100
274.3100
268.4900
274.0000
1,425,600
273.0100
273.8500
266.8700
269.7100
1,411,700
273.0500
275.2200
272.5200
273.8600
1,593,700
271.6000
273.4200
270.3000
272.9100
1,885,800
Weekend
Weekend
268.3600
273.0100
266.7500
271.0000
1,664,800
267.1700
269.1500
266.3000
267.2500
1,593,400
265.6300
267.6200
265.1500
267.0000
1,778,700
266.3600
268.0000
265.2400
265.8100
1,254,700
264.9800
267.8400
263.4900
267.0900
1,468,100
Weekend
Weekend
265.0800
266.4200
263.8900
265.4800
2,441,200
264.6800
266.8000
264.2400
264.8300
2,375,900
265.0000
268.0000
264.2900
265.3600
1,338,900
269.4400
270.5500
263.7700
264.0600
1,254,900
272.6000
273.7300
270.6000
270.6100
1,119,100
Weekend
Weekend
272.8100
275.1700
272.4500
272.6200
1,127,100
269.2200
275.3900
268.7200
274.8800
930,500
269.9200
271.6200
268.0800
269.0900
1,373,000
273.8200
274.5400
270.3800
270.6600
1,367,400
273.2800
275.6200
271.3900
275.3500
1,595,600
Weekend
Weekend
276.3500
277.5000
272.9600
273.5600
1,244,000
273.9700
275.3500
272.8700
274.9400
1,526,600
274.3800
275.5600
271.8100
273.2300
1,428,900
275.2600
276.6600
274.2800
274.7900
988,800
No trading
Weekend
Weekend
279.0500
280.0900
276.5800
277.0400
925,300
279.7300
280.4000
277.4500
279.0200
852,600
6 · 8-K
After-hours · 16:47 ET
FORM 8-K ↗
279.0700
280.9800
278.2900
280.3800
959,500
277.6100
279.3800
277.2600
279.2200
1,817,300
283.2000
284.1000
278.0700
278.3600
1,098,300
Weekend
Weekend
284.3900
286.0400
283.3500
283.7300
1,149,500
283.8900
284.4000
282.2300
283.0600
1,060,200
283.4100
286.0400
282.2500
285.4700
1,118,600
5 · 424B2
After-hours · 16:52 ET
424B2 ↗
280.3100
285.1100
280.3100
283.6600
1,000,100
281.2200
282.6700
279.4300
280.0800
1,428,200
4 · 424B5
Pre-market · 08:27 ET
424B5 ↗
Weekend
Weekend
280.5800
281.0300
277.8200
280.8300
1,250,300
280.9100
281.0000
278.3000
279.9800
1,191,200
277.7700
281.9600
277.1600
281.8300
1,360,600
274.6900
276.6600
270.5700
276.6200
1,209,700
273.0000
274.0000
271.5700
273.5000
943,600
Weekend
Weekend
270.1000
273.8000
269.6500
272.8700
833,200
3 · 10-Q
After-hours · 16:16 ET
10-Q ↗
270.3800
272.0000
268.2600
269.7700
632,600
2 · 8-K
After-hours · 16:36 ET
8-K ↗
267.4200
269.0000
265.5200
268.7900
981,300
265.0000
266.6800
263.0200
266.4800
1,138,900
261.0600
264.3200
259.6100
264.2800
716,900
Weekend
Weekend
261.7700
261.8000
259.3500
261.0100
893,800
261.6200
266.1900
261.4800
261.7600
1,364,900
260.1100
265.9100
259.0100
263.1300
1,709,900
267.1200
267.1200
255.0300
259.3900
2,264,800
1 · 8-K
Pre-market · 08:11 ET
8-K ↗
270.9700
272.3200
269.0700
269.9900
1,793,800
Weekend
Weekend
270.2200
272.3200
268.9500
271.7500
972,500
268.4200
270.5900
266.0900
269.8300
1,302,800
271.4500
271.4500
267.4200
268.5000
971,400
268.2600
270.7900
267.7200
270.5500
1,107,400
Announcement Events
Each title opens the filing on the SEC website. Registered users can summarise the filing and up to seven relevant exhibits linked within the same SEC submission.