Stock market today: insider buys and sells, Tuesday, May 12, 2026
Corporate insiders filed 7 open-market purchases worth $2.0M and 143 sales worth $178M. The S&P 500 (SPY) fell 0.2% on the day.
Biggest insider buys
- Buy
HSIC Director William K Daniel bought $692K of HSIC at $69.19 — first open-market purchase in our records; raises the stake by 100%.
- Buy
APTV Director Hakan Agnevall bought $352K of APTV at $57.73 — largest purchase by this insider in our records; raises the stake by 80%.
- Buy
ETN Director Gerald Johnson bought $300K of ETN at $402.29 — largest purchase by this insider in our records; raises the stake by 112%.
- Buy
NCLH Director Brian P Macdonald bought $248K of NCLH at $16.54 — first open-market purchase in our records; raises the stake by 168%.
- Buy
ZTS Director Michael B Mccallister bought $233K of ZTS at $77.76 — first open-market purchase in our records.
- Buy
ETN Director Gerald Johnson bought $90K of ETN at $419.02.
- Buy
J Director Manuel J Fernandez bought $49K of J at $121.93.
Biggest insider sales
| Stock | Insider | Value | Plan |
|---|---|---|---|
| CATCaterpillar Inc | Anthony D. FassinoPresident | $14.2M | — |
| HWMHowmet Aerospace Inc. | Neil Edward MarchukEvp, Cao | $11.3M | — |
| AMDAdvanced Micro Devices Inc | Paul Darren GrasbyEvp & Cso | $10.8M | — |
| KLACKla Corp | Richard P WallaceCEO, President | $8.1M | 10b5-1 |
| FIXComfort Systems Usa Inc | William George IIICFO | $7.8M | — |
| JCIJohnson Controls International plc | Lei Zhang SchlitzVp & Pres, Gp & Solutions | $6.8M | — |
| ABNBAirbnb, Inc. | Nathan BlecharczykChief Strategy Officer | $6.2M | 10b5-1 |
| FLEXFlex Ltd. | Revathi AdvaithiCEO | $5.4M | — |
| PSXPhillips 66 | Kevin J MitchellCFO | $5.0M | — |
| GLWCorning Inc /Ny | Soumya SeetharamPresident | $4.1M | — |
Biggest moves among these stocks
Share-price change on the day, for stocks with insider filings.
Filing dates are when the SEC received each Form 4; trades can be up to two business days earlier. Facts from public filings, not investment advice.