Michael M. Larsen

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: A.O. Smith Corporation, 3 years.

3 years · Since 2023

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Feb 12, 2026 Illinois Tool Works Inc. Option exercise +6,424 — —
Feb 12, 2026 Illinois Tool Works Inc. Shares withheld for tax −2,348 $298.51 $700,901
Mar 7, 2025 Illinois Tool Works Inc. Option exercise +41,472 $144.21 $5,980,677
Mar 7, 2025 Illinois Tool Works Inc. Open-market sale −11,309 $270.52 $3,059,311
Mar 7, 2025 Illinois Tool Works Inc. Open-market sale −30,163 $271.53 $8,190,159
Feb 13, 2025 Illinois Tool Works Inc. Option exercise +6,329 — —
Feb 13, 2025 Illinois Tool Works Inc. Shares withheld for tax −2,231 $260.09 $580,261
Mar 14, 2024 Illinois Tool Works Inc. Option exercise +37,167 $163.36 $6,071,601
Mar 14, 2024 Illinois Tool Works Inc. Open-market sale −37,167 $265.06 $9,851,485
Feb 12, 2024 Illinois Tool Works Inc. Option exercise +12,247 — —
Feb 12, 2024 Illinois Tool Works Inc. Shares withheld for tax −5,426 $256.42 $1,391,335
Mar 6, 2023 A.O. Smith Corporation Open-market purchase +4,000 $66.89 $267,560
Feb 14, 2023 Illinois Tool Works Inc. Option exercise +5,353 — —
Feb 14, 2023 Illinois Tool Works Inc. Shares withheld for tax −2,372 $238.05 $564,655

Questions about Michael M. Larsen

What boards is Michael M. Larsen on?

Michael M. Larsen sits on the board of A.O. Smith Corporation.

How long has Michael M. Larsen served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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