19 insiders have filed at STX since 2023Q3: names, roles, reported stakes, and each person's buying and selling record from SEC Form 3/4/5 filings.
| name | role | reported stake | % of company | buys (3y) | sells (3y) |
|---|---|---|---|---|---|
| Mosley William D | CEO | 375.6k | 0.164% | 156 sells $146.9M | |
| Romano Gianluca | EVP & CFO | 65.3k | 0.029% | 50 sells $39.8M | |
| Zander Edward J | Director | 45.8k | 0.02% | 1 sells $89k | |
| Clemmer Richard L | Director | 33.6k | 0.015% | ||
| Schuelke Katherine | SVP, CLO & Corporate Secretary | 29.1k | 0.013% | 3 sells $665k | |
| Cannon Michael R | Director | 20.3k | <0.01% | 1 sells $2.9M | |
| Morris John Christopher | EVP & CTO | 17.6k | <0.01% | 20 sells $6.3M | |
| Haggart Dylan G. | Director | 14.5k | <0.01% | ||
| Bruner Judy | Director | 14.3k | <0.01% | 1 sells $1.1M | |
| Bhatt Prat | Director | 13.9k | <0.01% | ||
| Tilenius Stephanie | Director | 12.2k | <0.01% | 2 sells $890k | |
| Teh Ban Seng | EVP & Chief Commercial Officer | 11.2k | <0.01% | 28 sells $31.8M | |
| Arumugavelu Shankar | Director | 7.6k | <0.01% | 1 sells $1.5M | |
| Bruggeworth Robert A | Director | 6.6k | <0.01% | ||
| Conyers Yolanda Lee | Director | 4.9k | <0.01% | 9 sells $940k | |
| Adams Mark | Director | 2.0k | <0.01% | ||
| Chong Kian Fatt | EVP Global Operations | 1.3k | <0.01% | 5 sells $7.2M | |
| Lee James Ci | EVP & CLO | 257 | <0.01% | 9 sells $1.2M | |
| Geldmacher Jay L | Director | 223 | <0.01% | 5 sells $1.9M |
Full register at boothcheck.com/insiders/STX. Stakes are the newest reported Form 3/4/5 balances (they update only when insiders file). Sales counted include pre-scheduled plan sales, labeled. A filed record, not a forecast. Nothing here is investment advice.