Alphatec Holdings, Inc. — insider transactions
4 transactions on record · ATEC · CIK 1350653
Aggregates
computed from the filings belowPurchases, 12m
2
count of open-market buys
Sales, 12m
2
count of open-market sales
Buy / sell ratio, 12m
1.00
purchases per sale
Distinct insiders, 12m
4
Bought, 3m
$1.4M
Sold, 3m
$0
Median disclosure lag
1.0 d
trade date to filing date
Largest single trade, 24m
$1M
2026-09-10
Director share, 12m
50.0%
of transactions where role is stated
Current run
1 buys
consecutive same-direction transactions
Net 3m flow
$1.4M
purchases minus sales
Total on record
4
Transactions
4 most recent shown| Disclosed | Recorded (UTC) | Traded | Lag, d | Insider | Role | Transaction | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-11-02 | 2026-11-03 03:32:41.725 UTC | 2026-10-30 | 3 | Demski David M | Director | Open market purchase | 60,000 | $6.81 | $408.6K | filing |
| 2026-10-05 | 2026-10-06 02:48:27.405 UTC | 2026-10-05 | 0 | Carls Thomas Andrew | Imaging Solutions | Grant or award | 200,000 | $0.00 | — | filing |
| 2026-09-10 | 2026-09-11 02:28:22.848 UTC | 2026-09-10 | 0 | Miles Patrick | Director, CEO | Open market purchase | 115,000 | $8.81 | $1M | filing |
| 2026-08-07 | 2026-08-08 03:18:39.851 UTC | 2026-08-05 | 2 | Marshall Tyson Eliot | CORP. SEC. | Open market sale | 8,168 | $9.65 | $78.8K | filing |