| Filed | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-05-11 | Valentine Keith Director | Bought | 135,000 | $7.38 | $996k |
| 2026-03-17 | Lish Scott CHIEF OPERATING OFFICER | Sold | 260,535 | $12.30 | $3.2M |
| 2026-03-13 | Sponsel David EVP, SALES | Sold | 163,452 | $12.52 | $2.0M |
| 2026-03-10 | Hunsaker Craig E EVP, PEOPLE & CULTURE | Sold | 82,765 | $12.45 | $1.0M |
| 2026-03-09 | Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. | Sold | 88,835 | $12.49 | $1.1M |
| 2026-01-06 | Miles Patrick CEO | Sold | 100,000 | $21.01 | $2.1M |
| 2025-12-18 | Pelizzon David R Director | Sold | 250,000 | $19.66 | $4.9M |
| 2025-12-10 | Pelizzon David R Director · 10% owner | Sold | 221,166 | $21.20 | $4.7M |
| 2025-12-10 | Squadron Capital LLC 10% owner | Sold | 221,166 | $21.20 | $4.7M |
| 2025-12-10 | Squadron Capital Holdings LLC 10% owner | Sold | 221,166 | $21.20 | $4.7M |
| 2025-12-10 | Pritzker Jennifer N. 10% owner | Sold | 221,166 | $21.20 | $4.7M |
| 2025-12-03 | Miles Patrick CEO | Sold | 100,000 | $22.11 | $2.2M |
| 2025-11-26 | Pritzker Jennifer N. 10% owner | Sold | 250,000 | $20.62 | $5.2M |
| 2025-11-26 | Squadron Capital Holdings LLC 10% owner | Sold | 250,000 | $20.62 | $5.2M |
| 2025-11-25 | Pelizzon David R Director · 10% owner | Sold | 250,000 | $20.62 | $5.2M |
| 2025-11-25 | Squadron Capital LLC 10% owner | Sold | 250,000 | $20.62 | $5.2M |
| 2025-11-21 | Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. | Sold | 70,000 | $19.51 | $1.4M |
| 2025-11-14 | Squadron Capital Holdings LLC 10% owner | Sold | 250,000 | $20.80 | $5.2M |
| 2025-11-14 | Pritzker Jennifer N. 10% owner | Sold | 250,000 | $20.80 | $5.2M |
| 2025-11-14 | Pelizzon David R Director · 10% owner | Sold | 250,000 | $20.80 | $5.2M |
| 2025-11-14 | Squadron Capital LLC 10% owner | Sold | 250,000 | $20.80 | $5.2M |
| 2025-11-05 | Rydin Jeffrey P Director | Sold | 200,000 | $19.32 | $3.9M |
| 2025-11-05 | Miles Patrick CEO | Sold | 100,000 | $18.96 | $1.9M |
| 2025-10-31 | Hunsaker Craig E EVP, PEOPLE & CULTURE | Sold | 100,000 | $19.95 | $2.0M |
| 2025-10-28 | Sponsel David EVP, SALES | Sold | 70,000 | $16.18 | $1.1M |
Showing the 25 most recent of 30 filings for ATEC in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.
| Insider | Role | Buys | Total bought |
|---|---|---|---|
| Valentine Keith | Director | 1 | $996k |
Every insider buy and sell for ATEC plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.
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