Stock market today: insider buys and sells, Monday, October 19, 2026
Corporate insiders filed 6 open-market purchases worth $6.8M and 43 sales worth $19.7M. The S&P 500 (SPY) rose 0.5% on the day.
Biggest insider buys
- Buy
APLD President Jason Gechen Zhang bought $5.7M of APLD at $18.86 — first open-market purchase in our records.
- Buy
APLD CEO, Chair Wes Cummins bought $1.0M of APLD at $18.04 — first open-market purchase in our records.
- Buy
MAGN Director Bruce Brown bought $50K of MAGN at $11.81 — first open-market purchase in our records; raises the stake by 34%.
- Buy
API CEO Bin Zhao bought $39K of API at $4.43.
- Buy
API CEO Bin Zhao bought $38K of API at $4.45.
- Buy
FUL Senior Vp, Bas Muhammad Shahbaz Malik bought $25K of FUL at $52.23 — first open-market purchase in our records.
Biggest insider sales
| Stock | Insider | Value | Plan |
|---|---|---|---|
| AFLAflac Inc | Japan Post Holdings Co., Ltd.10% Owner | $10.4M | 10b5-1 |
| AFLAflac Inc | Japan Post Holdings Co., Ltd.10% Owner | $2.3M | 10b5-1 |
| TERTeradyne, Inc | Gregory Stephen SmithCEO, President | $1.4M | 10b5-1 |
| CIENCiena Corp | Gary B SmithCEO, President | $1.0M | 10b5-1 |
| CIENCiena Corp | David M RothensteinEvp & Chief Strategy Officer | $870K | 10b5-1 |
| AFLAflac Inc | Japan Post Holdings Co., Ltd.10% Owner | $767K | 10b5-1 |
| BKEBuckle Inc | Bill L FairfieldDirector | $394K | — |
| GLBEGlobal-E Online Ltd. | Nir DebbiPresident | $282K | 10b5-1 |
| TERTeradyne, Inc | Marilyn MatzDirector | $273K | 10b5-1 |
| GLBEGlobal-E Online Ltd. | Nir DebbiPresident | $241K | 10b5-1 |
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.