ATEC Alphatec Holdings, Inc.
Nasdaq · SEC CIK 1350653 · EDGAR
- Bought, last 12 months
- $2.01M 2 purchases by 2 insiders
- Sold, last 12 months
- $97.16M 38 sales by 13 insiders
- Filings on record
- 316 since 2021-07-01, latest 2026-09-10 20:58
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Pelizzon David R | Dir, 10% | — | $20.57M |
| Pritzker Jennifer N. | 10% | — | $15.65M |
| Squadron Capital Holdings LLC | 10% | — | $15.65M |
| Squadron Capital LLC | 10% | — | $15.65M |
| Miles Patrick | CEO, Dir | $1.01M | $7.60M |
| Hunsaker Craig E | EVP, PEOPLE, CULTURE | — | $4.66M |
| Sponsel David | EVP, SALES | — | $4.47M |
| Lish Scott | COO | — | $4.32M |
| Rydin Jeffrey P | Dir | — | $3.86M |
| Marshall Tyson Eliot | GC, CORP. SEC | — | $3.05M |
Transactions 373
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-10 20:58 | 2026-09-10 | ATEC | Miles Patrick | CEO, Dir | P - Purchase | $8.81 | +115.0K | 5.89M | +2% | +$1.01M | |
| T | 2026-08-07 20:25 | 2026-08-05 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $9.65 | -8,168 | 630.4K | -1% | -$78.8K |
| T | 2026-06-12 17:54 | 2026-06-10 | ATEC | MCGINNIS KAREN K | Dir | A - Grant | $0.00 | +32.0K | 100.7K | +47% | $0 |
| T | 2026-06-12 17:54 | 2026-06-11 | ATEC | MCGINNIS KAREN K | Dir | S - Sale | $8.01 | -6,050 | 94.7K | -6% | -$48.5K |
| 2026-06-12 17:34 | 2026-06-10 | ATEC | Blackford Quentin S. | Dir | A - Grant | $0.00 | +32.0K | 600.4K | +6% | $0 | |
| 2026-06-12 17:30 | 2026-06-10 | ATEC | Valentine Keith | Dir | A - Grant | $0.00 | +32.0K | 264.3K | +14% | $0 | |
| 2026-06-12 17:30 | 2026-06-10 | ATEC | Pelizzon David R | Dir | A - Grant | $0.00 | +32.0K | 378.8K | +9% | $0 | |
| 2026-06-12 17:30 | 2026-06-10 | ATEC | Demski David M | Dir | A - Grant | $0.00 | +32.0K | 431.6K | +8% | $0 | |
| 2026-06-12 17:30 | 2026-06-10 | ATEC | Berkowitz Mortimer III | Dir | A - Grant | $0.00 | +32.0K | 650.1K | +5% | $0 | |
| M | 2026-05-11 19:00 | 2026-05-07+ | ATEC | Valentine Keith | Dir | P - Purchase | $7.38 | +135.0K | 232.3K | +139% | +$996.2K |
| DM | 2026-04-09 17:42 | 2026-04-07 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | M - OptEx | $2.52 | +102.5K | 662.0K | +18% | +$258.1K |
| D | 2026-04-09 17:42 | 2026-04-07 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | F - Tax | $11.03 | -23.4K | 638.6K | -4% | -$258.0K |
| 2026-03-17 | 2026-03-13 | ATEC | Lish Scott | COO | S - Sale | $12.30 | -260.5K | 815.7K | -24% | -$3.20M | |
| 2026-03-17 | 2026-03-13 | ATEC | Koning John Todd | CFO | S - Sale | $12.36 | -79.8K | 600.7K | -12% | -$986.2K | |
| 2026-03-13 | 2026-03-11 | ATEC | Sponsel David | EVP, SALES | S - Sale | $12.52 | -163.5K | 504.9K | -24% | -$2.05M | |
| M | 2026-03-10 | 2026-03-06+ | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $12.38 | -116.4K | 1.73M | -6% | -$1.44M |
| 2026-03-10 | 2026-03-09 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | G - Gift | $0.00 | -600 | 1.73M | -0.0% | $0 | |
| 2026-03-09 | 2026-03-05 | ATEC | Koning John Todd | CFO | F - Tax | $12.57 | -68.9K | 680.5K | -9% | -$866.2K | |
| 2026-03-09 | 2026-03-05 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $12.49 | -88.8K | 559.5K | -14% | -$1.11M | |
| 2026-03-09 | 2026-03-05 | ATEC | Miles Patrick | CEO, Dir | F - Tax | $12.57 | -219.7K | 5.78M | -4% | -$2.76M | |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Lish Scott | COO | A - Grant | $0.00 | +459.5K | 927.9K | +98% | $0 |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | A - Grant | $0.00 | +459.5K | 1.84M | +33% | $0 |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | A - Grant | $0.00 | +302.9K | 550.5K | +122% | $0 |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Miles Patrick | CEO, Dir | A - Grant | $0.00 | +966.3K | 5.64M | +21% | $0 |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Sponsel David | EVP, SALES | A - Grant | $0.00 | +318.9K | 668.4K | +91% | $0 |
| DM | 2026-02-27 | 2026-02-25 | ATEC | Koning John Todd | CFO | A - Grant | $0.00 | +335.9K | 618.6K | +119% | $0 |
| DM | 2026-02-17 | 2026-02-12 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | M - OptEx | $2.14 | +251.2K | 1.42M | +21% | +$538.5K |
| D | 2026-02-17 | 2026-02-12 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | F - Tax | $13.10 | -41.1K | 1.38M | -3% | -$538.5K |
| 2026-02-06 | 2026-02-05 | ATEC | Sponsel David | EVP, SALES | S - Sale | $13.79 | -60.4K | 349.5K | -15% | -$833.3K | |
| 2026-02-04 | 2026-02-03 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $14.71 | -37.4K | 1.17M | -3% | -$549.5K | |
| 2026-01-06 | 2026-01-05 | ATEC | Miles Patrick | CEO, Dir | S - Sale | $21.01 | -100.0K | 5.14M | -2% | -$2.10M | |
| I | 2025-12-18 | 2025-12-16 | ATEC | Pelizzon David R | Dir | S - Sale | $19.66 | -250.0K | 10.40M | -2% | -$4.92M |
| 2025-12-18 | 2025-12-16 | ATEC | Lish Scott | COO | S - Sale | $19.64 | -19.9K | 641.4K | -3% | -$390.8K | |
| 2025-12-12 | 2025-12-10 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $20.84 | -32.6K | 1.26M | -3% | -$679.1K | |
| 2025-12-12 | 2025-12-11 | ATEC | Demski David M | Dir | S - Sale | $21.20 | -30.0K | 399.6K | -7% | -$636.0K | |
| 2025-12-12 | 2025-12-10 | ATEC | Sponsel David | EVP, SALES | S - Sale | $20.79 | -21.1K | 439.8K | -5% | -$438.8K | |
| 2025-12-10 | 2025-12-08 | ATEC | Koning John Todd | CFO | F - Tax | $21.45 | -15.3K | 446.0K | -3% | -$327.5K | |
| 2025-12-10 | 2025-12-08 | ATEC | Miles Patrick | CEO, Dir | F - Tax | $21.45 | -28.7K | 5.24M | -0.5% | -$615.2K | |
| MI | 2025-12-10 | 2025-12-08+ | ATEC | Pelizzon David R | Dir, 10% | S - Sale | $21.18 | -250.0K | 10.65M | -2% | -$5.30M |
| M | 2025-12-10 | 2025-12-08+ | ATEC | Squadron Capital LLC | 10% | S - Sale | $21.18 | -250.0K | 10.65M | -2% | -$5.30M |
| MI | 2025-12-10 | 2025-12-08+ | ATEC | Pritzker Jennifer N. | 10% | S - Sale | $21.18 | -250.0K | 10.67M | -2% | -$5.30M |
| 2025-12-10 | 2025-12-08 | ATEC | Sponsel David | EVP, SALES | S - Sale | $21.45 | -988 | 460.9K | -0.2% | -$21.2K | |
| MI | 2025-12-10 | 2025-12-08+ | ATEC | Squadron Capital Holdings LLC | 10% | S - Sale | $21.18 | -250.0K | 10.65M | -2% | -$5.30M |
| M | 2025-12-09 | 2025-12-05 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $21.47 | -22.9K | 345.4K | -6% | -$491.5K |
| 2025-12-09 | 2025-12-05 | ATEC | Lish Scott | COO | S - Sale | $21.47 | -10.9K | 661.3K | -2% | -$233.5K | |
| 2025-12-03 | 2025-12-01 | ATEC | Miles Patrick | CEO, Dir | S - Sale | $22.11 | -100.0K | 5.26M | -2% | -$2.21M | |
| I | 2025-11-26 | 2025-11-24 | ATEC | Squadron Capital Holdings LLC | 10% | S - Sale | $20.62 | -250.0K | 10.90M | -2% | -$5.16M |
| I | 2025-11-26 | 2025-11-24 | ATEC | Pritzker Jennifer N. | 10% | S - Sale | $20.62 | -250.0K | 10.90M | -2% | -$5.16M |
| I | 2025-11-25 | 2025-11-24 | ATEC | Pelizzon David R | Dir, 10% | S - Sale | $20.62 | -250.0K | 10.90M | -2% | -$5.16M |
| 2025-11-25 | 2025-11-24 | ATEC | Squadron Capital LLC | 10% | S - Sale | $20.62 | -250.0K | 10.90M | -2% | -$5.16M | |
| D | 2025-11-21 | 2025-11-20 | ATEC | Lish Scott | COO | M - OptEx | $3.63 | +25.0K | 697.2K | +4% | +$90.8K |
| D | 2025-11-21 | 2025-11-20 | ATEC | Lish Scott | COO | S - Sale+OE | $19.80 | -25.0K | 672.2K | -4% | -$495.0K |
| 2025-11-21 | 2025-11-20 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $19.51 | -70.0K | 368.3K | -16% | -$1.37M | |
| I | 2025-11-14 | 2025-11-12 | ATEC | Pritzker Jennifer N. | 10% | S - Sale | $20.80 | -250.0K | 11.15M | -2% | -$5.20M |
| I | 2025-11-14 | 2025-11-12 | ATEC | Pelizzon David R | Dir, 10% | S - Sale | $20.80 | -250.0K | 11.15M | -2% | -$5.20M |
| I | 2025-11-14 | 2025-11-12 | ATEC | Squadron Capital Holdings LLC | 10% | S - Sale | $20.80 | -250.0K | 11.15M | -2% | -$5.20M |
| 2025-11-14 | 2025-11-12 | ATEC | Squadron Capital LLC | 10% | S - Sale | $20.80 | -250.0K | 11.15M | -2% | -$5.20M | |
| 2025-11-05 | 2025-11-03 | ATEC | Miles Patrick | CEO, Dir | S - Sale | $18.96 | -100.0K | 5.36M | -2% | -$1.90M | |
| 2025-11-05 | 2025-11-03 | ATEC | Rydin Jeffrey P | Dir | S - Sale | $19.32 | -200.0K | 385.4K | -34% | -$3.86M | |
| 2025-10-31 | 2025-10-31 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $19.95 | -100.0K | 1.29M | -7% | -$2.00M | |
| 2025-10-28 | 2025-10-24 | ATEC | Sponsel David | EVP, SALES | S - Sale | $16.18 | -70.0K | 461.9K | -13% | -$1.13M | |
| D | 2025-10-15 | 2025-10-14 | ATEC | Lish Scott | COO | M - OptEx | $3.35 | +13.5K | 672.2K | +2% | +$45.2K |
| 2025-10-03 | 2025-10-01 | ATEC | Miles Patrick | CEO, Dir | S - Sale | $13.96 | -100.0K | 5.46M | -2% | -$1.40M | |
| M | 2025-09-19 | 2025-09-18+ | ATEC | Sponsel David | EVP, SALES | S - Sale | $15.09 | -140.0K | 531.9K | -21% | -$2.11M |
| 2025-09-11 | 2025-09-09 | ATEC | Berkowitz Mortimer III | Dir | S - Sale | $15.97 | -62.5K | 618.0K | -9% | -$998.1K | |
| 2025-09-04 | 2025-09-02 | ATEC | Miles Patrick | CEO, Dir | S - Sale | $15.73 | -300.0K | 5.56M | -5% | -$4.72M | |
| 2025-08-21 | 2025-08-21 | ATEC | Lish Scott | COO | S - Sale | $16.01 | -6,323 | 658.7K | -1.0% | -$101.2K | |
| 2025-08-15 | 2025-08-13 | ATEC | Lish Scott | COO | S - Sale | $16.00 | -9,302 | 665.0K | -1% | -$148.8K | |
| 2025-08-14 | 2025-08-14 | ATEC | Miles Patrick | CEO, Dir | G - Gift | $0.00 | -10.0K | 5.86M | -0.2% | $0 | |
| M | 2025-08-07 | 2025-08-05+ | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $15.06 | -60.9K | 1.40M | -4% | -$916.7K |
| 2025-08-07 | 2025-08-06 | ATEC | Koning John Todd | CFO | F - Tax | $15.34 | -5,315 | 461.2K | -1% | -$81.5K | |
| 2025-08-07 | 2025-08-06 | ATEC | Sponsel David | EVP, SALES | F - Tax | $15.34 | -982 | 671.9K | -0.1% | -$15.1K | |
| M | 2025-08-05 | 2025-08-01+ | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $13.70 | -31.0K | 438.3K | -7% | -$424.2K |
| M | 2025-08-05 | 2025-08-01+ | ATEC | Lish Scott | COO | S - Sale | $13.48 | -70.6K | 674.3K | -9% | -$952.1K |
| 2025-07-14 | 2025-07-10 | ATEC | Lish Scott | COO | S - Sale | $12.00 | -3,982 | 744.9K | -0.5% | -$47.8K | |
| 2025-07-14 | 2025-07-10 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | S - Sale | $12.00 | -1,500 | 469.3K | -0.3% | -$18.0K | |
| 2025-06-17 | 2025-06-13 | ATEC | Lish Scott | COO | S - Sale | $11.07 | -22.7K | 748.9K | -3% | -$251.6K | |
| 2025-06-13 | 2025-06-11 | ATEC | Rydin Jeffrey P | Dir | A - Grant | $0.00 | +15.1K | 585.4K | +3% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | WOODS WARD W JR | Dir | A - Grant | $0.00 | +15.1K | 154.3K | +11% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | Blackford Quentin S. | Dir | A - Grant | $0.00 | +15.1K | 568.4K | +3% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | Valentine Keith | Dir | A - Grant | $0.00 | +15.1K | 97.3K | +18% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | Berkowitz Mortimer III | Dir | A - Grant | $0.00 | +15.1K | 680.5K | +2% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | Pelizzon David R | Dir, 10% | A - Grant | $0.00 | +15.1K | 346.8K | +5% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | MCGINNIS KAREN K | Dir | A - Grant | $0.00 | +15.1K | 72.7K | +26% | $0 | |
| 2025-06-13 | 2025-06-11 | ATEC | MCGINNIS KAREN K | Dir | S - Sale | $12.11 | -3,963 | 68.7K | -5% | -$48.0K | |
| 2025-06-13 | 2025-06-11 | ATEC | Demski David M | Dir | A - Grant | $0.00 | +15.1K | 429.6K | +4% | $0 | |
| M | 2025-06-06 | 2025-06-04+ | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | S - Sale | $12.34 | -200.0K | 1.46M | -12% | -$2.47M |
| 2025-05-21 | 2025-05-19 | ATEC | Lish Scott | COO | S - Sale | $13.00 | -55.4K | 771.6K | -7% | -$719.9K | |
| 2025-05-06 | 2025-05-05 | ATEC | Blackford Quentin S. | Dir | G - Gift | $0.00 | -21.0K | 553.2K | -4% | $0 | |
| 2025-05-06 | 2025-05-05 | ATEC | Lish Scott | COO | S - Sale | $12.12 | -12.0K | 826.3K | -1% | -$145.4K | |
| 2025-04-23 | 2025-04-22 | ATEC | Koning John Todd | CFO | S - Sale | $10.71 | -37.5K | 466.5K | -7% | -$401.6K | |
| 2025-04-03 | 2025-04-01 | ATEC | Hunsaker Craig E | EVP, PEOPLE, CULTURE | A - Grant | — | +21.8K | 1.65M | +1% | — | |
| 2025-04-03 | 2025-04-01 | ATEC | Lish Scott | COO | A - Grant | — | +21.8K | 838.3K | +3% | — | |
| 2025-04-03 | 2025-04-01 | ATEC | Sponsel David | EVP, SALES | A - Grant | — | +3,866 | 672.8K | +0.6% | — | |
| 2025-04-03 | 2025-04-01 | ATEC | Marshall Tyson Eliot | GC, CORP. SEC | A - Grant | — | +19.8K | 470.8K | +4% | — | |
| 2025-04-03 | 2025-04-01 | ATEC | Koning John Todd | CFO | A - Grant | — | +20.9K | 504.0K | +4% | — | |
| 2025-04-03 | 2025-04-01 | ATEC | Miles Patrick | CEO, Dir | A - Grant | — | +16.5K | 5.87M | +0.3% | — | |
| 2025-03-12 | 2025-03-10 | ATEC | Koning John Todd | CFO | S - Sale | $9.72 | -165.1K | 483.1K | -25% | -$1.60M | |
| 2025-03-12 | 2025-03-10 | ATEC | Lish Scott | COO | S - Sale | $9.72 | -28.0K | 816.5K | -3% | -$272.1K | |
| 2025-03-10 | 2025-03-06 | ATEC | Sponsel David | EVP, SALES | S - Sale | $10.83 | -33.7K | 669.0K | -5% | -$365.3K |
Purchase Sale Sale after option exercise All abbreviations