Current roles
From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.
Past roles
“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.
Sits alongside
People who currently share a board or management team with this person.
- Andrew EmersonIDXX
- Bruce L. ClaflinIDXX
- Daniel M. JuniusIDXX
- George FennellIDXX
- Irene Chang BrittIDXX
- Jonathan Jay MazelskyIDXX
- Joseph L. HooleyIDXX
- Karen PeacockIDXX
- M. Anne SzostakIDXX
- Martin Alexander SmithIDXX
- Michael G. EricksonIDXX
- Michael LaneIDXX
- Michael Perkins JohnsonIDXX
- Michael SchreckIDXX
- Nimrata HuntIDXX
- Sam SamadIDXX
- Sharon E. UnderbergIDXX
- Sophie Vandebroek VIDXX
- Stuart EssigIDXX
Open-market trades
Purchases and sales reported on Form 4 at S&P 500 companies.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 4, 2026 | IDXX | Sale | 2,203 | $532.08 | $1.2M |
| Aug 6, 2019 | IDXX | Buy | 375 | $266.41 | $100K |
| Feb 5, 2019 | IDXX | Buy | 2,405 | $208.68 | $502K |
| Feb 14, 2018 | IDXX | Buy | 1,000 | $178.05 | $178K |
| Aug 3, 2017 | IDXX | Buy | 2,000 | $151.76 | $304K |
| Jul 17, 2017 | ROK | Sale | 223 | $166.21 | $37K |
| Jul 17, 2017 | ROK | Sale | 52 | $166.36 | $9K |
| Mar 17, 2017 | ROK | Sale | 23 | $155.68 | $4K |
| Mar 1, 2017 | IDXX | Buy | 1,000 | $146.48 | $146K |
| Jan 9, 2017 | ROK | Sale | 397 | $139.48 | $55K |
| Jan 9, 2017 | ROK | Sale | 171 | $139.32 | $24K |
| Sep 9, 2016 | ROK | Buy | 110 | $113.18 | $12K |
| Sep 9, 2016 | ROK | Buy | 162 | $113.20 | $18K |
| Jun 14, 2016 | ROK | Buy | 40 | $115.97 | $5K |
| Jun 14, 2016 | ROK | Buy | 90 | $116.00 | $10K |
| Apr 27, 2016 | ROK | Buy | 5 | $114.18 | $571 |
| Feb 16, 2016 | ROK | Sale | 21 | $97.71 | $2K |
| Feb 12, 2016 | ROK | Buy | 23 | $95.26 | $2K |
| Feb 10, 2016 | ROK | Sale | 18 | $96.84 | $2K |
| Feb 8, 2016 | ROK | Buy | 140 | $96.29 | $13K |
| Feb 5, 2016 | ROK | Buy | 125 | $98.79 | $12K |
| Nov 12, 2015 | ROK | Buy | 375 | $104.00 | $39K |
| Sep 28, 2015 | ROK | Buy | 365 | $99.77 | $36K |
| Sep 22, 2015 | ROK | Buy | 600 | $103.20 | $62K |
| Jan 27, 2015 | ROK | Buy | 870 | $106.87 | $93K |
SEC reporting-owner ID (CIK) 1301427 · all filings on EDGAR