ECL

SEC source: 0001179110-16-030293 · edgar.xml · nonDerivative · entry 2

HIGGINS ARTHUR J · CIK 0001142083 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,743.26

F1 · balance_after: Includes 37.09 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030293 · edgar.xml · nonDerivative · entry 1

HIGGINS ARTHUR J · CIK 0001142083 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,489.92

SEC source: 0001179110-16-030292 · edgar.xml · nonDerivative · entry 2

GRUNDHOFER JERRY A · CIK 0001105789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,521.29

F1 · balance_after: Includes 133.98 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030292 · edgar.xml · nonDerivative · entry 1

GRUNDHOFER JERRY A · CIK 0001105789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,129.87

SEC source: 0001179110-16-030291 · edgar.xml · nonDerivative · entry 2

ETTINGER JEFFREY M · CIK 0001192933 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,512.53

F1 · balance_after: Includes 4.76 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030291 · edgar.xml · nonDerivative · entry 1

ETTINGER JEFFREY M · CIK 0001192933 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,291.52

SEC source: 0001179110-16-030290 · edgar.xml · nonDerivative · entry 2

CHAZEN STEPHEN I · CIK 0001026545 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,512.69

F1 · balance_after: Includes 11.09 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030290 · edgar.xml · nonDerivative · entry 1

CHAZEN STEPHEN I · CIK 0001026545 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,383.17

SEC source: 0001179110-16-030289 · edgar.xml · nonDerivative · entry 1

Casale Carl M · CIK 0001126218 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,069.9

F1 · balance_after: Includes 5.31 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030288 · edgar.xml · nonDerivative · entry 1

BILLER LESLIE S · CIK 0001214522 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,139.94

F1 · balance_after: Includes 92.58 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030287 · edgar.xml · nonDerivative · entry 2

BECK BARBARA · CIK 0001184925 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,756.91

F1 · balance_after: Includes 54.25 shares acquired pursuant to a dividend reinvestment feature of the Ecolab Inc. 2001 Non-Employee Director Stock Option and Deferred Compensation Plan.

SEC source: 0001179110-16-030287 · edgar.xml · nonDerivative · entry 1

BECK BARBARA · CIK 0001184925 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,455.52

SEC source: 0001179110-16-029499 · edgar.xml · derivative · entry 4

Berger Larry L · CIK 0001433832 · Executive VP & CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,100

Underlying: Common Stock · 10,000 shares

Expires 2020-12-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan on December 1, 2010. The option became exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining shares on the third anniversary of the date of grant.

SEC source: 0001179110-16-029499 · edgar.xml · nonDerivative · entry 2

Berger Larry L · CIK 0001433832 · Executive VP & CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,458

F1 · kind: Reflects the reporting person's payment of the exercise price and withholding taxes for a stock option issued in accordance with Rule 16b-3 by delivering or withholding shares of Ecolab common stock.

SEC source: 0001179110-16-029499 · edgar.xml · nonDerivative · entry 1

Berger Larry L · CIK 0001433832 · Executive VP & CTO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,729

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001179110-16-029400 · edgar.xml · nonDerivative · entry 3

Beck Christophe · CIK 0001471500 · EVP & Pres-Global Water

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,675

F2 · price: This transaction was executed in multiple trades at prices ranging from $122.70 to $122.73. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001179110-16-029400 · edgar.xml · derivative · entry 5

Beck Christophe · CIK 0001471500 · EVP & Pres-Global Water

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,800 shares

Expires 2018-12-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Option granted under the Ecolab Inc. 2005 Stock Incentive Plan on December 3, 2008. The option became exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining option shares on the third anniversary of the date of grant.

SEC source: 0001179110-16-029400 · edgar.xml · nonDerivative · entry 2

Beck Christophe · CIK 0001471500 · EVP & Pres-Global Water

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,464

F1 · kind: Reflects the reporting person's payment of the exercise price and withholding taxes for a stock option issued in accordance with Rule 16b-3 by delivering or withholding shares of Ecolab common stock.

SEC source: 0001179110-16-029400 · edgar.xml · nonDerivative · entry 1

Beck Christophe · CIK 0001471500 · EVP & Pres-Global Water

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,475

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001179110-16-032719 · edgar.xml · nonDerivative · entry 2

BAKER DOUGLAS M JR · CIK 0001198753 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Wife

Disclosed balance after: 14,385

SEC source: 0001179110-16-032719 · edgar.xml · nonDerivative · entry 1

BAKER DOUGLAS M JR · CIK 0001198753 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 409,577

SEC source: 0001225208-16-029820 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 28,420,393

F3 · price: This transaction was executed in multiple trades at prices ranging from $103.9650 to $104.9600. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · balance_after: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, Mr. Gates, as the sole member of Cascade Investment, L.L.C. and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

SEC source: 0001225208-16-029820 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 28,377,769

F1 · price: This transaction was executed in multiple trades at prices ranging from $104.9700 to $105.6400. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · balance_after: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, Mr. Gates, as the sole member of Cascade Investment, L.L.C. and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

SEC source: 0001225208-12-013979 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See footnotes (2) and (3)

CASCADE INVESTMENT LLC · CIK 0001052192 · See footnote (2)

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 27,920,394

F1 · price: This transaction was executed in multiple trades at prices ranging from $61.89 to $62.00. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · balance_after: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the Issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-12-013914 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See footnotes (2) and (3)

CASCADE INVESTMENT LLC · CIK 0001052192 · See footnote (2)

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 27,911,711

F1 · price: This transaction was executed in multiple trades at prices ranging from $61.45 to $61.98. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the Issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-12-013855 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See footnotes (2) and (3)

CASCADE INVESTMENT LLC · CIK 0001052192 · See footnote (2)

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 27,385,004

F1 · price: This transaction was executed in multiple trades at prices ranging from $61.72 to $61.9550. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the Issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-026166 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See footnotes (2) and (3)

CASCADE INVESTMENT LLC · CIK 0001052192 · See footnote (2)

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 27,001,348

F1 · kind: Received in exchange for 2,022,100 shares of Nalco Holding Co. ("Nalco") held by the reporting person in connection with merger of Nalco and the Issuer at an exchange rate of $.7005 per share.

F1 · price: Received in exchange for 2,022,100 shares of Nalco Holding Co. ("Nalco") held by the reporting person in connection with merger of Nalco and the Issuer at an exchange rate of $.7005 per share.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the Issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the Issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-021327 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 25,669,381

F1 · price: This transaction was executed in multiple trades at prices ranging from $53.16 to $53.60. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-021151 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 24,914,995

F4 · price: This transaction was executed in multiple trades at prices ranging from $52.67 to $53.08. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-021151 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 24,747,407

F1 · price: This transaction was executed in multiple trades at prices ranging from $51.67 to $52.665. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-020986 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 24,318,370

F4 · price: This transaction was executed in multiple trades at prices ranging from $52.14 to $52.40. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-020986 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 24,142,792

F1 · price: This transaction was executed in multiple trades at prices ranging from $51.14 to $52.135. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-020911 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 23,924,022

F4 · price: This transaction was executed in multiple trades at prices ranging from $50.51 to $50.80. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-020911 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 23,740,259

F1 · price: This transaction was executed in multiple trades at prices ranging from $49.51 to $50.50. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-020879 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 2 & 3

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 23,022,872

F1 · price: This transaction was executed in multiple trades at prices ranging from $49.36 to $49.85. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-020811 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 2 & 3

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 22,006,872

F4 · price: This transaction was executed in multiple trades at prices ranging from $49.74 to $49.75. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-020811 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 2 & 3

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 21,927,481

F1 · price: This transaction was executed in multiple trades at prices ranging from $48.732 to $49.73. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.direct: For purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), Mr. Gates, as the sole member of Cascade Investment, L.L.C. ("Cascade") and co-trustee of Bill & Melinda Gates Foundation Trust ("Trust"), may be deemed to beneficially own more than 10% of the common stock of the issuer. Mr. Gates has no pecuniary interest in the shares held by the Trust. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Mr. Gates and any other person or persons constitute a "group" under Section 13(d) and Mr. Gates expressly disclaims membership in a group.

F3 · ownership.nature: For purposes of Section 13(d) of the Act, Cascade may be deemed to be a member of a "group" that beneficially owns more than 10% of the common stock of the issuer. Neither the filing of this Form 4 nor any of its contents shall be deemed an admission that Cascade and any other person or persons constitute a "group" under Section 13(d) or is otherwise subject to Section 16 of the Act and Cascade expressly disclaims membership in a group.

SEC source: 0001225208-11-020781 · doc4.xml · nonDerivative · entry 3

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 1,2

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 20,613,072

F4 · price: This transaction was executed in multiple trades at prices ranging from $46.65 to $47.645. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-020781 · doc4.xml · nonDerivative · entry 2

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 1,2

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 20,232,038

F3 · price: This transaction was executed in multiple trades at prices ranging from $47.65 to $48.645. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001225208-11-020781 · doc4.xml · nonDerivative · entry 1

GATES WILLIAM H III · CIK 0000902012 · 10% owner · See Footnotes 1,2

CASCADE INVESTMENT LLC · CIK 0001052192 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · by Cascade Investment, L.L.C.

Disclosed balance after: 19,759,748

F1 · price: This transaction was executed in multiple trades at prices ranging from $48.65 to $49.00. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2 · ownership.nature: Mr. Gates may be deemed to be the beneficial owner of more than 10% of Ecolab Inc.'s common stock for purposes of Section 13(d) of the Securities Exchange Act of 1934 (the "Act") and therefore subject to Section 16 of the Act. For purposes of Rule 16a-1(a)(2) under the Act, however, Mr. Gates is the beneficial owner of only the securities held by Cascade Investment, L.L.C. and Mr. Gates disclaims beneficial ownership of any Ecolab Inc. common stock held by any other person. Both reporting persons disclaim membership in a "group" with one another or with any other person as that term is used in Section 13(d) of the Act, and the filing of this Form 4 shall not be deemed an admission that either reporting person is a member of such a group.

SEC source: 0001179110-20-007289 · edgar.xml · nonDerivative · entry 1

Inchaustegui Roberto · CIK 0001520218 · EVP - Growth Initiatives

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,579

F1 · price: This transaction was executed in multiple trades at prices ranging from $225.140 to $225.275, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.