Michael Larson
CIK 1098825 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 4, 2018 · Latest: Jan. 4, 2018
On this page
- Institution The 13F filer entity this person is associated with.
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
Institution
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 96 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
96 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 27, 2023 | WIW | P | 5,000 | $8.30 | $41,500 | 14,547 Direct | +52.37% | Acquired | 0.9% (price as of 2026-08-19) |
| Sept. 27, 2023 | WIA | P | 13,000 | $7.90 | $102,700 | 21,268 Direct | +157.23% | Acquired | 1.3% (price as of 2026-08-19) |
| July 15, 2022 | WIW | P | 5,000 | $10.16 | $50,800 | 9,547 Direct | +109.96% | Acquired | -17.6% (price as of 2026-08-19) |
| July 15, 2022 | WIA | P | 5,000 | $9.78 | $48,900 | 8,268 Direct | +153.00% | Acquired | -18.2% (price as of 2026-08-19) |
Showing latest 100 of 190 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| July 15, 2026 | RSG | Restricted Stock Units | Common Stock (116) | — | — | 116 | Acquired |
| May 15, 2026 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (732) | $247.70 | May 15, 2036 | 732 | Acquired |
| April 15, 2026 | RSG | Restricted Stock Units | Common Stock (119) | — | — | 119 | Acquired |
| March 27, 2026 | ECL | Non-Employee Stock Option (Right to Buy) | Common Stock (2,300) | $115.08 | May 5, 2026 | 2,300 | Disposed |
| Jan. 31, 2026 | RSG | Restricted Stock Units | Common Stock (1,858) | — | — | 1,858 | Disposed |
| Jan. 15, 2026 | RSG | Restricted Stock Units | Common Stock (123) | — | — | 123 | Acquired |
| Jan. 2, 2026 | RSG | Restricted Stock Units | Common Stock (1,095) | — | — | 1,095 | Acquired |
| Oct. 15, 2025 | RSG | Restricted Stock Units | Common Stock (114) | — | — | 114 | Acquired |
| July 15, 2025 | RSG | Restricted Stock Units | Common Stock (96) | — | — | 96 | Acquired |
| April 15, 2025 | RSG | Restricted Stock Units | Common Stock (94) | — | — | 94 | Acquired |
| Jan. 31, 2025 | RSG | Restricted Stock Units | Common Stock (1,775) | — | — | 1,775 | Disposed |
| Jan. 15, 2025 | RSG | Restricted Stock Units | Common Stock (116) | — | — | 116 | Acquired |
| Jan. 2, 2025 | RSG | Restricted Stock Units | Common Stock (1,150) | — | — | 1,150 | Acquired |
| Oct. 15, 2024 | RSG | Restricted Stock Units | Common Stock (114) | — | — | 114 | Acquired |
| July 15, 2024 | RSG | Restricted Stock Units | Common Stock (109) | — | — | 109 | Acquired |
| April 15, 2024 | RSG | Restricted Stock Units | Common Stock (116) | — | — | 116 | Acquired |
| Jan. 31, 2024 | RSG | Restricted Stock Units | Common Stock (2,579) | — | — | 2,579 | Disposed |
| Jan. 16, 2024 | RSG | Restricted Stock Units | Common Stock (139) | — | — | 139 | Acquired |
| Jan. 2, 2024 | RSG | Restricted Stock Units | Common Stock (1,395) | — | — | 1,395 | Acquired |
| Oct. 13, 2023 | RSG | Restricted Stock Units | Common Stock (149) | — | — | 149 | Acquired |
| July 14, 2023 | RSG | Restricted Stock Units | Common Stock (136) | — | — | 136 | Acquired |
| April 14, 2023 | RSG | Restricted Stock Units | Common Stock (147) | — | — | 147 | Acquired |
| Jan. 31, 2023 | RSG | Restricted Stock Units | Common Stock (2,702) | — | — | 2,702 | Disposed |
| Jan. 13, 2023 | RSG | Restricted Stock Units | Common Stock (172) | — | — | 172 | Acquired |
| Jan. 3, 2023 | RSG | Restricted Stock Units | Common Stock (1,788) | — | — | 1,788 | Acquired |
| Oct. 14, 2022 | RSG | Restricted Stock Units | Common Stock (161) | — | — | 161 | Acquired |
| July 15, 2022 | RSG | Restricted Stock Units | Common Stock (148) | — | — | 148 | Acquired |
| April 14, 2022 | RSG | Restricted Stock Units | Common Stock (143) | — | — | 143 | Acquired |
| Jan. 31, 2022 | RSG | Restricted Stock Units | Common Stock (3,403) | — | — | 3,403 | Disposed |
| Jan. 14, 2022 | RSG | Restricted Stock Units | Common Stock (158) | — | — | 158 | Acquired |
| Jan. 3, 2022 | RSG | Restricted Stock Units | Common Stock (1,699) | — | — | 1,699 | Acquired |
| Oct. 15, 2021 | RSG | Restricted Stock Units | Common Stock (154) | — | — | 154 | Acquired |
| July 15, 2021 | RSG | Restricted Stock Units | Common Stock (157) | — | — | 157 | Acquired |
| April 15, 2021 | RSG | Restricted Stock Units | Common Stock (173) | — | — | 173 | Acquired |
| Jan. 31, 2021 | RSG | Restricted Stock Units | Common Stock (3,680) | — | — | 3,680 | Disposed |
| Jan. 15, 2021 | RSG | Restricted Stock Units | Common Stock (209) | — | — | 209 | Acquired |
| Jan. 4, 2021 | RSG | Restricted Stock Units | Common Stock (2,459) | — | — | 2,459 | Acquired |
| Oct. 15, 2020 | RSG | Restricted Stock Units | Common Stock (198) | — | — | 198 | Acquired |
| July 15, 2020 | RSG | Restricted Stock Units | Common Stock (206) | — | — | 206 | Acquired |
| May 7, 2020 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (1,417) | $195.26 | May 7, 2030 | 1,417 | Acquired |
| April 15, 2020 | RSG | Restricted Stock Units | Common Stock (225) | — | — | 225 | Acquired |
| Jan. 31, 2020 | RSG | Restricted Stock Units | Common Stock (4,127) | — | — | 4,127 | Disposed |
| Jan. 15, 2020 | RSG | Restricted Stock Units | Common Stock (203) | — | — | 203 | Acquired |
| Jan. 2, 2020 | RSG | Restricted Stock Units | Common Stock (2,561) | — | — | 2,561 | Acquired |
| Oct. 15, 2019 | RSG | Restricted Stock Units | Common Stock (206) | — | — | 206 | Acquired |
| July 15, 2019 | RSG | Restricted Stock Units | Common Stock (186) | — | — | 186 | Acquired |
| May 2, 2019 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (1,281) | $182.98 | May 2, 2029 | 1,281 | Acquired |
| April 15, 2019 | RSG | Restricted Stock Units | Common Stock (206) | — | — | 206 | Acquired |
| Jan. 31, 2019 | RSG | Restricted Stock Units | Common Stock (5,480) | — | — | 5,480 | Disposed |
| Jan. 15, 2019 | RSG | Restricted Stock Units | Common Stock (243) | — | — | 243 | Acquired |
| Jan. 2, 2019 | RSG | Restricted Stock Units | Common Stock (3,216) | — | — | 3,216 | Acquired |
| Oct. 15, 2018 | RSG | Restricted Stock Units | Common Stock (241) | — | — | 241 | Acquired |
| July 16, 2018 | RSG | Restricted Stock Units | Common Stock (224) | — | — | 224 | Acquired |
| May 3, 2018 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (1,800) | $144.01 | May 3, 2028 | 1,800 | Acquired |
| April 16, 2018 | RSG | Restricted Stock Units | Common Stock (236) | — | — | 236 | Acquired |
| Jan. 31, 2018 | RSG | Restricted Stock Units | Common Stock (8,118) | — | — | 8,118 | Disposed |
| Jan. 16, 2018 | RSG | Restricted Stock Units | Common Stock (267) | — | — | 267 | Acquired |
| Jan. 2, 2018 | RSG | Restricted Stock Units | Common Stock (3,455) | — | — | 3,455 | Acquired |
| Oct. 16, 2017 | RSG | Restricted Stock Units | Common Stock (270) | — | — | 270 | Acquired |
| July 14, 2017 | RSG | Restricted Stock Units | Common Stock (242) | — | — | 242 | Acquired |
| May 4, 2017 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (2,000) | $125.66 | May 4, 2027 | 2,000 | Acquired |
| April 17, 2017 | RSG | Restricted Stock Units | Common Stock (248) | — | — | 248 | Acquired |
| Jan. 31, 2017 | RSG | Restricted Stock Units | Common Stock (8,196) | — | — | 8,196 | Disposed |
| Jan. 16, 2017 | RSG | Restricted Stock Units | Common Stock (316) | — | — | 316 | Acquired |
| Jan. 3, 2017 | RSG | Restricted Stock Units | Common Stock (3,869) | — | — | 3,869 | Acquired |
| Oct. 14, 2016 | RSG | Restricted Stock Units | Common Stock (334) | — | — | 334 | Acquired |
| July 15, 2016 | RSG | Restricted Stock Units | Common Stock (298) | — | — | 298 | Acquired |
| May 5, 2016 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (2,300) | $115.08 | May 5, 2026 | 2,300 | Acquired |
| April 15, 2016 | RSG | Restricted Stock Units | Common Stock (334) | — | — | 334 | Acquired |
| Jan. 31, 2016 | RSG | Restricted Stock Units | Common Stock (8,239) | — | — | 8,239 | Disposed |
| Jan. 15, 2016 | RSG | Restricted Stock Units | Common Stock (411) | — | — | 411 | Acquired |
| Jan. 4, 2016 | RSG | Restricted Stock Units | Common Stock (5,100) | — | — | 5,100 | Acquired |
| Oct. 15, 2015 | RSG | Restricted Stock Units | Common Stock (376) | — | — | 376 | Acquired |
| July 15, 2015 | RSG | Restricted Stock Units | Common Stock (371) | — | — | 371 | Acquired |
| May 7, 2015 | ECL | Non-Employee Director Stock Option (Right to Buy) | Common Stock (2,200) | $112.74 | May 7, 2025 | 2,200 | Acquired |
| April 15, 2015 | RSG | Restricted Stock Units | Common Stock (370) | — | — | 370 | Acquired |
| Jan. 30, 2015 | RSG | Restricted Stock Units | Common Stock (8,270) | — | — | 8,270 | Disposed |
| Jan. 15, 2015 | RSG | Restricted Stock Units | Common Stock (427) | — | — | 427 | Acquired |
| Jan. 2, 2015 | RSG | Restricted Stock Units | Common Stock (7,500) | — | — | 7,500 | Acquired |
| Oct. 15, 2014 | RSG | Restricted Stock Units | Common Stock (391) | — | — | 391 | Acquired |
| July 15, 2014 | RSG | Restricted Stock Units | Common Stock (370) | — | — | 370 | Acquired |
| May 8, 2014 | ECL | Stock Option (Right to Buy) | Common Stock (2,400) | $104.85 | May 8, 2024 | 2,400 | Acquired |
| April 15, 2014 | RSG | Restricted Stock Units | Common Stock (395) | — | — | 395 | Acquired |
| Jan. 15, 2014 | RSG | Restricted Stock Units | Common Stock (419) | — | — | 419 | Acquired |
| Jan. 2, 2014 | RSG | Restricted Stock Units | Common Stock (7,500) | — | — | 7,500 | Acquired |
| Dec. 2, 2013 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $48.80 | March 1, 2023 | 5,000 | Acquired |
| Oct. 15, 2013 | RSG | Restricted Stock Units | Common Stock (347) | — | — | 347 | Acquired |
| Sept. 3, 2013 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $47.25 | March 1, 2023 | 5,000 | Acquired |
| July 15, 2013 | RSG | Restricted Stock Units | Common Stock (292) | — | — | 292 | Acquired |
| June 3, 2013 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $46.22 | March 1, 2023 | 5,000 | Acquired |
| May 2, 2013 | ECL | Stock Option (Right to Buy) | Common Stock (3,200) | $84.26 | May 2, 2023 | 3,200 | Acquired |
| April 15, 2013 | RSG | Restricted Stock Units | Common Stock (311) | — | — | 311 | Acquired |
| March 1, 2013 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $43.45 | March 1, 2023 | 5,000 | Acquired |
| Jan. 16, 2013 | RSG | Restricted Stock Units | Common Stock (334) | — | — | 334 | Acquired |
| Jan. 2, 2013 | RSG | Restricted Stock Units | Common Stock (7,500) | — | — | 7,500 | Acquired |
| Dec. 3, 2012 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $38.63 | March 1, 2022 | 5,000 | Acquired |
| Oct. 15, 2012 | RSG | Restricted Stock Units | Common Stock (296) | — | — | 296 | Acquired |
| Sept. 4, 2012 | AN | Stock Option (right to buy) | Common Stock, par value $0.01 per share (5,000) | $41.16 | March 1, 2022 | 5,000 | Acquired |
| July 16, 2012 | RSG | Restricted Stock Units | Common Stock (289) | — | — | 289 | Acquired |
| June 1, 2012 | AN | Stock Option (right to buy) | Common Stock (5,000) | $35.00 | March 1, 2022 | 5,000 | Acquired |
Showing latest 100 of 123 transactions
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 17, 2026 | FMX | BD Units | 65,000 | Direct |
| March 17, 2020 | PAI | Common Stock | 0 | Direct |
| March 17, 2020 | WEA | Common Stock | 0 | Direct |
| Oct. 30, 2009 | RSG | Common Stock | 0 | Direct |
| Sept. 22, 2004 | WIW | Western Asset/Claymore U.S. TIPS Fund 2 | 0 | Direct |
| May 10, 2004 | WIA | Western Asset/Claymore U.S. TIPS Fund | 0 | Direct |
| May 10, 2004 | WIW | Western Asset/Claymore U.S. TIPS Fund 2 | 0 | Direct |