Sponsel David

Alphatec Holdings, Inc. · EVP

Sponsel David is listed in filings as EVP at Alphatec Holdings, Inc.. This profile follows SEC Form 4 activity through Mar 13, 2026, including sale activity. Recent filings connect the profile to Alphatec Holdings, Inc. (ATEC). The current snapshot covers public activity from Dec 13, 2024 to Mar 13, 2026. Reported amounts are shown as $601.0K to $2.4K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.

History Trades

CompanyValueActionPriceLast Price
Alphatec Holdings, Inc.ATEC$601k62k sharesSellDec 11, 2024$9.69$9.27
Alphatec Holdings, Inc.ATEC$624k58.3k sharesSellJan 13, 2025$10.71$9.27
Alphatec Holdings, Inc.ATEC$2.4k238 sharesSellJan 10, 2025$10.00$9.27
Alphatec Holdings, Inc.ATEC$414k36.3k sharesSellFeb 3, 2025$11.42$9.27
Alphatec Holdings, Inc.ATEC$202k19.4k sharesSellFeb 25, 2025$10.41$9.27
Alphatec Holdings, Inc.ATEC$139k12.9k sharesSellFeb 24, 2025$10.73$9.27
Alphatec Holdings, Inc.ATEC$365k33.7k sharesSellMar 6, 2025$10.83$9.27
Alphatec Holdings, Inc.ATEC$39k2.6k sharesSellSep 19, 2025$15.34$9.27
Alphatec Holdings, Inc.ATEC$2M137.4k sharesSellSep 18, 2025$15.09$9.27
Alphatec Holdings, Inc.ATEC$1M70k sharesSellOct 24, 2025$16.18$9.27
Alphatec Holdings, Inc.ATEC$21k988 sharesSellDec 8, 2025$21.45$9.27
Alphatec Holdings, Inc.ATEC$439k21.1k sharesSellDec 10, 2025$20.79$9.27
Alphatec Holdings, Inc.ATEC$833k60.4k sharesSellFeb 5, 2026$13.79$9.27