| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $2,417,942 | 5 | 12 |
Sells | $86,876,838 | 38 | 88 |
| Miles Patrick | CEO | 1 | $1.01M | 3 | $6.21M | $-5.19M |
| Valentine Keith | director | 3 | $996,192 | 0 | $0 | $996,192 |
| Demski David M | director | 1 | $408,600 | 1 | $636,000 | $-227,400 |
| MCGINNIS KAREN K | director | 0 | $0 | 1 | $48,461 | $-48,461 |
| Koning John Todd | CHIEF FINANCIAL OFFICER | 0 | $0 | 1 | $986,192 | $-986,192 |
| Hunsaker Craig E | EVP, PEOPLE & CULTURE | 0 | $0 | 4 | $2.67M | $-2.67M |
| Marshall Tyson Eliot | GENERAL COUNSEL & CORP. SEC. | 0 | $0 | 4 | $3.05M | $-3.05M |
| Sponsel David | EVP, SALES | 0 | $0 | 4 | $3.34M | $-3.34M |
| Rydin Jeffrey P | director | 0 | $0 | 1 | $3.86M | $-3.86M |
| Lish Scott | CHIEF OPERATING OFFICER | 0 | $0 | 4 | $4.32M | $-4.32M |
| Pritzker Jennifer N. | 10 percent owner | 0 | $0 | 4 | $15.65M | $-15.65M |
| Squadron Capital Holdings LLC | 10 percent owner | 0 | $0 | 4 | $15.65M | $-15.65M |
| Squadron Capital LLC | 10 percent owner | 0 | $0 | 4 | $15.65M | $-15.65M |
| Pelizzon David R | 0 | $0 | 5 | $20.57M | $-20.57M |
Alphatec Holdings, Inc. is a medical technology firm dedicated to engineering and advancing solutions for the surgical management of spinal conditions. Its product array includes the Alpha InformatiX platform, notably the SafeOp Neural InformatiX System, which is engineered to reduce the likelihood of nerve injury during surgery. For access and positioning, Alphatec offers systems such as the Sigma transforaminal lumbar interbody fusion pedicle-based access system, the Sigma PTP Access and Patient Positioning System, and the Squadron lateral …
Over the last 12 months, insiders at Alphatec Holdings, Inc. have bought $2.42M and sold $86.88M worth of Alphatec Holdings, Inc. stock.
On average, over the past 5 years, insiders at Alphatec Holdings, Inc. have bought $2.07M and sold $230.44M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Miles Patrick (CEO) — $1.01M. Valentine Keith (director) — $996,192. Demski David M (director) — $408,600.
The last purchase of 60,000 shares for transaction amount of $408,600 was made by Demski David M (director) on 2026‑10‑30.
| 2026-10-30 | Demski David M | director | 60,000 0.0369% | $6.81 | $408,600 | +4.97% | ||
| 2026-09-10 | Miles Patrick | CEO | 115,000 0.0745% | $8.81 | $1.01M | +18.21% | ||
| 2026-08-05 | Sale | Marshall Tyson Eliot | GENERAL COUNSEL & CORP. SEC. | 8,168 0.0054% | $9.65 | $78,821 | +4.81% | |
| 2026-06-11 | Sale | MCGINNIS KAREN K | director | 6,050 0.0039% | $8.01 | $48,461 | +16.91% | |
| 2026-05-11 | Valentine Keith | director | 35,000 0.0228% | $7.00 | $245,000 | +33.48% | ||
| 2026-05-08 | Valentine Keith | director | 43,847 0.0286% | $7.54 | $330,606 | +24.07% | ||
| 2026-05-07 | Valentine Keith | director | 56,153 0.0359% | $7.49 | $420,586 | +20.39% | ||
| 2026-03-13 | Sale | Lish Scott | CHIEF OPERATING OFFICER | 260,535 0.1724% | $12.30 | $3.2M | -22.23% | |
| 2026-03-13 | Sale | Koning John Todd | CHIEF FINANCIAL OFFICER | 79,789 0.0531% | $12.36 | $986,192 | -22.23% | |
| 2026-03-11 | Sale | Sponsel David | EVP, SALES | 163,452 0.1068% | $12.52 | $2.05M | -24.41% | |
| 2026-03-09 | Sale | Hunsaker Craig E | EVP, PEOPLE & CULTURE | 82,765 0.0557% | $12.45 | $1.03M | -25.60% | |
| 2026-03-06 | Sale | Hunsaker Craig E | EVP, PEOPLE & CULTURE | 33,602 0.0222% | $12.22 | $410,616 | -21.67% | |
| 2026-03-05 | Sale | Marshall Tyson Eliot | GENERAL COUNSEL & CORP. SEC. | 88,835 0.0583% | $12.49 | $1.11M | -23.59% | |
| 2026-02-05 | Sale | Sponsel David | EVP, SALES | 60,425 0.0416% | $13.79 | $833,261 | -26.52% | |
| 2026-02-03 | Sale | Hunsaker Craig E | EVP, PEOPLE & CULTURE | 37,358 0.0252% | $14.71 | $549,536 | -31.63% | |
| 2026-01-05 | Sale | Miles Patrick | CEO | 100,000 0.0669% | $21.01 | $2.1M | -51.51% | |
| 2025-12-16 | Sale | Pelizzon David R | director | 250,000 0.1679% | $19.66 | $4.92M | -47.57% | |
| 2025-12-16 | Sale | Lish Scott | CHIEF OPERATING OFFICER | 19,900 0.0133% | $19.64 | $390,836 | -47.57% | |
| 2025-12-11 | Sale | Demski David M | director | 30,000 0.0216% | $21.20 | $636,000 | -47.82% | |
| 2025-12-10 | Sale | Hunsaker Craig E | EVP, PEOPLE & CULTURE | 32,584 0.0222% | $20.84 | $679,051 | -50.19% |
| Pritzker Jennifer N. | 10 percent owner | 10645045 6.8616% | $79.52M | 19 | 4 | <0.0001% |
| Pelizzon David R | director | 10395045 6.7004% | $77.65M | 9 | 5 | +14.36% |
| Miles Patrick | CEO | 5893551 3.7989% | $44.02M | 3 | 33 | +42.98% |
| Hunsaker Craig E | EVP, PEOPLE & CULTURE | 1726209 1.1127% | $12.89M | 1 | 41 | <0.0001% |
| Koning John Todd | CHIEF FINANCIAL OFFICER | 600721 0.3872% | $4.49M | 1 | 8 | <0.0001% |
| Sponsel David | EVP, SALES | 504932 0.3255% | $3.77M | 1 | 30 | +38.21% |
| Demski David M | director | 491635 0.3169% | $3.67M | 4 | 1 | +52.2% |
| Valentine Keith | director | 232271 0.1497% | $1.74M | 4 | 0 | +61.59% |
| Black Jeffrey G. | EVP & CFO | 620770 0.4001% | $4.64M | 2 | 6 | +81.42% |
| Berkowitz Mortimer III | director | 618050 0.3984% | $4.62M | 7 | 3 | +12.1% |
| Blackford Quentin S. | director | 572605 0.3691% | $4.28M | 1 | 0 | <0.0001% |
| Kuyper Dirk | President and CEO | 559128 0.3604% | $4.18M | 9 | 3 | +4.53% |
| Hiscock Ronald | President and CEO | 504075 0.3249% | $3.77M | 2 | 0 | <0.0001% |
| Snider Brian | EVP, Strat. Mktg. & Prod. Dev. | 493007 0.3178% | $3.68M | 2 | 0 | +65.38% |
| Asai Mitsuo | President, Alphatec Pacific | 266610 0.1719% | $1.99M | 8 | 0 | <0.0001% |
| Hochschuler Stephen | director | 232183 0.1497% | $1.73M | 4 | 0 | +144.98% |
| Rich Terry | Chief Executive Officer | 207958 0.134% | $1.55M | 3 | 0 | +39.14% |
| Howell Kelli Mari | EVP, Clinical Strategies | 205640 0.1326% | $1.54M | 1 | 0 | +101.15% |
| Plunkett Michael Joseph | Chief Operating Officer | 199490 0.1286% | $1.49M | 2 | 0 | <0.0001% |
| TULLIS JAMES L L | director | 171962 0.1108% | $1.28M | 1 | 12 | +42.97% |
| Ryan Patrick | Chief Operating Officer | 160000 0.1031% | $1.2M | 1 | 0 | <0.0001% |
| O'Neill Michael | Chief Financial Officer | 126222 0.0814% | $942,878.34 | 2 | 0 | <0.0001% |
| Romanoski Vicky | Senior VP, CAO and Sec. | 103046 0.0664% | $769,753.62 | 4 | 0 | <0.0001% |
| Northcutt Trent | VP, Sales | 98633 0.0636% | $736,788.51 | 1 | 0 | <0.0001% |
| Garner Ebun | General Counsel and SVP | 95218 0.0614% | $711,278.46 | 9 | 0 | <0.0001% |
| Lubischer Stephen | VP, Sales | 84773 0.0546% | $633,254.31 | 2 | 1 | +10.34% |
| Hochberg Jason | director | 84375 0.0544% | $630,281.25 | 2 | 0 | <0.0001% |
| Bellucci Herbert J | VP, Manufactuing & Intl. | 76097 0.0491% | $568,444.59 | 2 | 0 | <0.0001% |
| Molson R Ian | director | 75937 0.0489% | $567,249.39 | 2 | 1 | +220.36% |
| CORBETT JAMES | President and CEO | 68204 0.044% | $509,483.88 | 2 | 0 | <0.0001% |
| CROSS LESLIE H | director | 65443 0.0422% | $488,859.21 | 11 | 0 | <0.0001% |
| Oneil Stephen | director | 56637 0.0365% | $423,078.39 | 1 | 0 | +4.38% |
| Weise Scott | VP, Business Dev. & Marketing | 55521 0.0358% | $414,741.87 | 1 | 0 | <0.0001% |
| Bakst Evan | director | 50000 0.0322% | $373,500.00 | 4 | 1 | +37.95% |
| Williams Donald Allen | director | 46433 0.0299% | $346,854.51 | 2 | 0 | +15.96% |
| Steven Reinecke | Chief Technology Officer, VP | 46294 0.0298% | $345,816.18 | 1 | 0 | <0.0001% |
| Wulff Peter C | CFO, VP and Treasurer | 22000 0.0142% | $164,340.00 | 5 | 0 | +98.39% |
| Ravitch Richard | director | 20000 0.0129% | $149,400.00 | 1 | 0 | <0.0001% |
| Plotkin Brian | VP, Information Technology | 19749 0.0127% | $147,525.03 | 1 | 0 | <0.0001% |
| GLYNN JAMES R | director | 15000 0.0097% | $112,050.00 | 2 | 0 | <0.0001% |
| Bradshaw Kimberly | VP, Physician Services | 11015 0.0071% | $82,282.05 | 1 | 0 | <0.0001% |
| TIMM JENS PETER | VP, Research and Development | 10528 0.0068% | $78,644.16 | 3 | 0 | +22.76% |
| Yasbek Steven | CFO and VP | 5800 0.0037% | $43,326.00 | 1 | 0 | +16.31% |
| DIXON STEPHEN T D | CFO, VP and Treasurer | 2222 0.0014% | $16,598.34 | 1 | 0 | <0.0001% |
| Lacienski Daniel | Executive VP, Operations | 444 0.0003% | $3,316.68 | 1 | 0 | <0.0001% |
| Foster John | 10 percent owner | 0 0% | $0 | 8 | 4 | <0.0001% |
| Segal Paul | director | 0 0% | $0 | 4 | 4 | +17.67% |
| Increased Positions | 145 | +47.7% | 22M | +20.9% |
| Decreased Positions | 132 | -43.42% | 10M | -9.51% |
| New Positions | 46 | New | 9M | New |
| Sold Out Positions | 29 | Sold Out | 3M | Sold Out |
| Total Postitions | 317 | +4.28% | 120M | +11.39% |
| Blackrock, Inc. | $215,287.00 | 6.96% | 10.37M | +854,348 | +8.98% | 2025-09-30 |
| Vanguard Group Inc | $141,481.00 | 4.57% | 6.82M | +158,295 | +2.38% | 2025-09-30 |
| American Century Companies Inc | $131,546.00 | 4.25% | 6.34M | +159,330 | +2.58% | 2025-09-30 |
| Royal Bank Of Canada | $104,053.00 | 3.36% | 5.01M | +560,093 | +12.58% | 2025-09-30 |
| Morgan Stanley | $73,838.00 | 2.39% | 3.56M | +2M | +85.67% | 2025-09-30 |
| Bnp Paribas Asset Management Holding S.A. | $67,602.00 | 2.19% | 3.26M | -752,141 | -18.76% | 2025-09-30 |
| Deutsche Bank Ag | $64,803.00 | 2.1% | 3.12M | +1M | +64.96% | 2025-09-30 |
| Nuveen, Llc | $60,449.00 | 1.95% | 2.91M | +396,408 | +15.76% | 2025-09-30 |
| Geode Capital Management, Llc | $58,036.00 | 1.88% | 2.8M | +98,020 | +3.63% | 2025-09-30 |
| State Street Corp | $56,362.00 | 1.82% | 2.71M | -48,068 | -1.74% | 2025-09-30 |