20 insiders have filed at ATEC 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) |
|---|---|---|---|---|---|
| Pelizzon David R | Director | 10.74M | 6.973% | 2 buys $150k | 5 sells $20.6M |
| Pritzker Jennifer N. | 10% owner | 10.71M | 6.954% | 4 buys $87k | 4 sells $15.7M |
| Squadron Capital Llc | 10% owner | 10.65M | 6.91% | 4 sells $15.7M | |
| Squadron Capital Holdings Llc | 10% owner | 10.65M | 6.91% | 4 sells $15.7M | |
| Miles Patrick | CEO | 6.04M | 3.92% | 19 sells $20.2M | |
| Woods Ward W JR | Director | 2.21M | 1.435% | ||
| Tullis James L L | Director | 1.74M | 1.13% | 2 sells $1.5M | |
| Hunsaker Craig E | EVP, People & Culture | 1.73M | 1.12% | 13 sells $10.5M | |
| Berkowitz Mortimer III | Director | 1.23M | 0.798% | 1 sells $998k | |
| Bakst Evan | Director | 1.16M | 0.75% | 2 buys $405k | 1 sells $130k |
| Lish Scott | Chief Operating Officer | 815.7k | 0.53% | 19 sells $8.6M | |
| Koning John Todd | Chief Financial Officer | 600.7k | 0.39% | 5 sells $5.1M | |
| Blackford Quentin S. | Director | 568.4k | 0.369% | 1 buys $257k | |
| Marshall Tyson Eliot | General Counsel & Corp. Sec. | 559.5k | 0.363% | 11 sells $4.2M | |
| Sponsel David | EVP, Sales | 504.9k | 0.328% | 20 sells $10.4M | |
| Demski David M | Director | 399.6k | 0.259% | 3 buys $861k | 1 sells $636k |
| Rydin Jeffrey P | Director | 385.4k | 0.25% | 1 sells $3.9M | |
| Valentine Keith | Director | 97.3k | 0.063% | 1 buys $255k | |
| Mowry David H | Director | 92.4k | 0.06% | 1 sells $137k | |
| Mcginnis Karen K | Director | 68.7k | 0.045% | 2 sells $518k |
Full register at boothcheck.com/insiders/ATEC. 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.