Insiders sold $3.17M and bought nothing on the open market.
63% of the selling was scheduled in advance under 10b5-1 plans. Director Mikael Dolsten sold 390K on Dec 1, 2025, 34% of their stake, outside a plan. The last open-market buy by an executive or director was in Sep 2023.
Get an email when A's executives or directors buy, or make a large sale outside a plan.
Trades · last 2 years
| Date | Insider | Trade | Shares | Price | Value | Of their stake | Filing |
|---|---|---|---|---|---|---|---|
| Sep 4 | Mikael Dolsten Director | SoldNo plan | 634 | $151.38 | 96K | 11% | Form 4 |
| May 29 | Mikael Dolsten Director | SoldNo plan | 1,600 | $135.42 | 217K | 22% | Form 4 |
| Dec 1, 2025 | Mikael Dolsten Director | SoldNo plan | 2,600 | $149.81 | 390K | 34% | Form 4 |
| Nov 26, 2025 | Rodney Gonsalves V.P., Corporate Controller | SoldNo plan | 3,000 | $154.99 | 465K | 8.7% | Form 4 |
| Nov 18, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 911 | $143.24 | 130K | 1.3% | Form 4 |
| Nov 12, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 12,490 | $150.00 | $1.87M | 27% | Form 4 |
| Sep 2, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 2,000 | $124.88 | 250K | 5.6% | Form 4 |
| Aug 1, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 2,000 | $113.45 | 227K | 5.3% | Form 4 |
| Jul 1, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 1,508 | $117.44 | 177K | 3.9% | Form 4 |
| Jun 18, 2025 | Judy L Brown Director | SoldNo plan | 8 | $116.53 | $904 | 0.5% | Form 4 |
| Mar 31, 2025 | Daniel K Podolsky Director | SoldNo plan | 1,819 | $116.46 | 212K | 4.8% | Form 4 |
| Mar 17, 2025 | Rodney Gonsalves V.P., Corporate Controller | SoldNo plan | 1,908 | $121.98 | 233K | 8.0% | Form 4 |
| Mar 6, 2025 | Sue H. Rataj Director | SoldNo plan | 6,971 | $126.38 | 881K | 26% | Form 4 |
| Jan 21, 2025 | Padraig McDonnell President and CEO | Sold10b5-1 plan | 1,911 | $150.00 | 287K | 4.6% | Form 4 |
- Sep 4No planMikael DolstenDirector · sold 634 at $151.3896K11% of stake
- May 29No planMikael DolstenDirector · sold 1,600 at $135.42217K22% of stake
- Dec 1, 2025No planMikael DolstenDirector · sold 2,600 at $149.81390K34% of stake
- Nov 26, 2025No planRodney GonsalvesV.P., Corporate Controller · sold 3,000 at $154.99465K8.7% of stake
- Nov 18, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 911 at $143.24130K1.3% of stake
- Nov 12, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 12,490 at $150.00$1.87M27% of stake
- Sep 2, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 2,000 at $124.88250K5.6% of stake
- Aug 1, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 2,000 at $113.45227K5.3% of stake
- Jul 1, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 1,508 at $117.44177K3.9% of stake
- Jun 18, 2025No planJudy L BrownDirector · sold 8 at $116.53$9040.5% of stake
- Mar 31, 2025No planDaniel K PodolskyDirector · sold 1,819 at $116.46212K4.8% of stake
- Mar 17, 2025No planRodney GonsalvesV.P., Corporate Controller · sold 1,908 at $121.98233K8.0% of stake
- Mar 6, 2025No planSue H. RatajDirector · sold 6,971 at $126.38881K26% of stake
- Jan 21, 202510b5-1 planPadraig McDonnellPresident and CEO · sold 1,911 at $150.00287K4.6% of stake
Source: SEC Form 4 filings, filed within two business days of each trade and checked for new ones every hour.
Peers
Laboratory Analytical Instruments · Pick stocks to compare with A
Held by ETFs
A is in 284 US ETFs. The largest of them, with A's weight in each:
Spot a number that looks wrong? Check it in A's SEC filings or
Download this analysis as a PDF (Pro)
Data sourced from SEC EDGAR filings and third-party price providers. Scores, valuations, and metrics are algorithmic estimates. This is not investment advice. See our Terms and Methodology.
Keep analysing A
Create a free account and get 14 days of Premium: every stock and every tool.
- Unlimited stocks
- Stock screener
- Portfolio tracker
- Editable DCF
- Compare side by side
- Unlimited alerts
No card. Moves to Free after, unless you upgrade.
Already have an account?
Or come back tomorrow. Stocks on your watchlist are always free to view.