CIK 0001350653 · Large accelerated filer
Alphatec Holdings, Inc.
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- ATEC
- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 202463898
- Phone
- 760-431-9286
- Business address
- 1950 CAMINO VIA ROBLE, CARLSBAD, CA
- Former names
- Alphatec Holdings, Inc.
- Open-market buys, last 90 days
- $1,664,300
- in 3 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Net +$1,664,300. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-10-30 | Demski David M Director | Purchase 10b5-1 | +60,000 | $6.81 | $409K | 491,635 |
| 2026-06-10 | Demski David M Director | Grant or award | +32,012 | 431,635 | ||
| 2025-12-11 | Demski David M Director | Sale | −30,000 | $21.20 | $636K | 399,623 |
| 2025-06-11 | Demski David M Director | Grant or award | +15,131 | 429,623 | ||
| 2024-12-18 | Demski David M Director | Grant or award | +126,051 | 414,492 | ||
| 2024-08-21 | Demski David M Director | Purchase | +50,000 | $5.67 | $284K | 288,441 |
| 2024-08-02 | Demski David M Director | Purchase | +40,000 | $6.56 | $262K | 238,441 |
| 2024-06-12 | Demski David M Director | Grant or award | +16,747 | 198,441 | ||
| 2023-11-09 | Demski David M Director | Purchase | +30,000 | $10.50 | $315K | 181,694 |
| 2023-10-17 | Demski David M Director | Grant or award | +7,842 | 127,842 | ||
| 2023-10-17 | Demski David M Director | Grant or award | +23,852 | 151,694 |
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