- Corporate Officers - L
- Larson Michael
Insider Trading History of Larson Michael
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Larson Michael since 2005.
This trader's CIK number is 1098825.
At the time of last reporting, Larson Michael was the Officer of Ecolab Inc.. (stock ticker symbol ECL).
Also see all insider trading activities at Ecolab Inc..
Note that in the past
LARSON MICHAEL also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Autonation, Inc. (AN) by Larson Michael
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2012 | AN | 1,000 | $34,142 | 0 | $0 | 0 | $0 |
| 2011 | AN | 1,000 | $31,918 | 0 | $0 | 0 | $0 |
| 2010 | AN | 1,000 | $23,229 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Western Asset Inflation-linked Opportunities & Income Fund (WIW) by Larson Michael
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2023 | WIW | 5,000 | $41,500 | 0 | $0 | 0 | $0 |
| 2022 | WIW | 5,000 | $50,780 | 0 | $0 | 0 | $0 |
| 2005 | WIW | 4,000 | $50,040 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Western Asset Inflation-linked Income Fund (WIA) by Larson Michael
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2023 | WIA | 13,000 | $102,700 | 0 | $0 | 0 | $0 |
| 2022 | WIA | 5,000 | $48,900 | 0 | $0 | 0 | $0 |
| 2005 | WIA | 4,000 | $51,240 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Republic Services, Inc. (RSG) by Larson Michael
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | RSG | 0 | $0 | 0 | $0 | 1,775 | $0 |
| 2024 | RSG | 0 | $0 | 0 | $0 | 2,579 | $0 |
| 2023 | RSG | 0 | $0 | 0 | $0 | 2,702 | $0 |
| 2022 | RSG | 0 | $0 | 0 | $0 | 3,403 | $0 |
| 2021 | RSG | 0 | $0 | 0 | $0 | 3,680 | $0 |
| 2020 | RSG | 0 | $0 | 0 | $0 | 4,127 | $0 |
| 2019 | RSG | 0 | $0 | 0 | $0 | 5,480 | $0 |
| 2018 | RSG | 0 | $0 | 0 | $0 | 8,118 | $0 |
| 2017 | RSG | 0 | $0 | 0 | $0 | 8,196 | $0 |
| 2016 | RSG | 0 | $0 | 0 | $0 | 8,239 | $0 |
| 2015 | RSG | 0 | $0 | 0 | $0 | 8,270 | $0 |
Yearly summary of insider trading at Ecolab Inc. (ECL) by Larson Michael
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | ECL | 0 | $0 | 0 | $0 | 2,200 | $248,039 |
| 2023 | ECL | 0 | $0 | 0 | $0 | 3,200 | $269,648 |
| 2022 | ECL | 0 | $0 | 0 | $0 | 4,500 | $287,977 |
Insider trading activities at 5 companies by Larson Michael:
1. Autonation, Inc. (AN)
2. Western Asset Inflation-linked Opportunities & Income Fund (WIW)
3. Western Asset Inflation-linked Income Fund (WIA)
4. Republic Services, Inc. (RSG)
5. Ecolab Inc. (ECL)
Table 1. Insider trading of Autonation, Inc. (AN) by Larson Michael
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2012-04-27 | AN | Buy | 1,000 | 34.14 | 34,142 |
| 2011-06-16 | AN | Buy | 1,000 | 31.92 | 31,918 |
| 2010-10-29 | AN | Buy | 1,000 | 23.23 | 23,229 |
Table 2. Insider trading of Western Asset Inflation-linked Opportunities & Income Fund (WIW) by Larson Michael
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2023-09-27 | WIW | Buy | 5,000 | 8.30 | 41,500 |
| 2022-07-15 | WIW | Buy | 5,000 | 10.16 | 50,780 |
| 2005-09-06 | WIW | Buy | 4,000 | 12.51 | 50,040 |
Table 3. Insider trading of Western Asset Inflation-linked Income Fund (WIA) by Larson Michael
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2023-09-27 | WIA | Buy | 13,000 | 7.90 | 102,700 |
| 2022-07-15 | WIA | Buy | 5,000 | 9.78 | 48,900 |
| 2005-09-06 | WIA | Buy | 4,000 | 12.81 | 51,240 |
Table 4. Insider trading of Republic Services, Inc. (RSG) by Larson Michael
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-01-31 | RSG | Option Ex | 1,775 | .00 | 0 |
| 2024-01-31 | RSG | Option Ex | 2,579 | .00 | 0 |
| 2023-01-31 | RSG | Option Ex | 2,702 | .00 | 0 |
| 2022-01-31 | RSG | Option Ex | 3,403 | .00 | 0 |
| 2021-01-31 | RSG | Option Ex | 3,680 | .00 | 0 |
| 2020-01-31 | RSG | Option Ex | 4,127 | .00 | 0 |
| 2019-01-31 | RSG | Option Ex | 5,480 | .00 | 0 |
| 2018-01-31 | RSG | Option Ex | 8,118 | .00 | 0 |
| 2017-01-31 | RSG | Option Ex | 8,196 | .00 | 0 |
| 2016-01-31 | RSG | Option Ex | 8,239 | .00 | 0 |
| 2015-01-30 | RSG | Option Ex | 8,270 | .00 | 0 |
Table 5. Insider trading of Ecolab Inc. (ECL) by Larson Michael
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-03-04 | ECL | Option Ex | 2,200 | 112.75 | 248,039 |
| 2023-04-05 | ECL | Option Ex | 3,200 | 84.27 | 269,648 |
| 2022-04-20 | ECL | Option Ex | 4,500 | 63.99 | 287,977 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Larson Michael
(Officer of Ecolab Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.