Welcome to our dedicated page for Alphatec Holdings SEC filings (Ticker: ATEC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Alphatec Holdings, Inc. filings document the reporting record of a spine-focused medical technology company. Its Form 8-K disclosures include quarterly and annual operating results, surgical and EOS revenue commentary, non-GAAP profitability measures, preliminary financial information and related press-release exhibits.
The company’s regulatory filings also cover material financing agreements, including senior secured credit facilities, revolving borrowing capacity, term-loan arrangements and references to convertible senior notes. Proxy and governance filings document director elections, board composition, executive and director compensation, equity awards, committee matters and other shareholder voting disclosures.
Alphatec Holdings, Inc. chief operating officer Scott Lish reported an open-market sale of 260,535 shares of common stock. The transaction took place on March 13, 2026 at a weighted average price of $12.30 per share, with individual trade prices ranging from $12.20 to $12.42. After this sale, Lish directly holds 815,704 shares of Alphatec common stock.
Alphatec Holdings, Inc. executive David Sponsel, EVP of Sales, sold 163,452 shares of common stock in an open-market transaction. The sale occurred at a weighted average price of $12.52 per share, with individual trade prices ranging from $12.13 to $12.92. After the sale, he directly holds 504,932 shares. According to the disclosure, these sales were executed under a pre-arranged Rule 10b5-1 trading plan adopted to cover tax withholding obligations from the vesting of restricted stock units.
ATEC representative filed a Form 144 proposing the sale of 79,789 restricted and performance stock units. The filing lists 79,789 securities tied to Restricted Stock Units & Performance Stock Units with dates noted as 02/01/2026 and a filing/date entry of 03/13/2026.
The notice identifies Morgan Stanley Smith Barney LLC Executive Financial Services and lists an amount $997,362.50 on the cover line; trading venue is shown as NASDAQ. The filing is a broker-dealer submission of a proposed resale under Form 144.
ATEC submitted a Form 144 notice reporting a proposed sale of 19,900 shares by Scott Lish. The filing shows the sale date 12/16/2025 and aggregate proceeds of $389,964.35. The excerpt also lists multiple issuer-issued performance stock units and restricted stock vesting entries with dates and share counts.
Issuer submitted a Form 144 disclosing proposed or planned sales of Common stock and recent 10b5-1 activity by an affiliate. The filing lists 112,894 Performance Stock Units and 50,558 Restricted Stock Units, each dated 03/05/2026.
The filing also records 10b5-1 sales by David Sponsel of 60,425 Common shares on 02/05/2026 for $833,162.03.
Alphatec Holdings EVP Craig E. Hunsaker reported open-market sales of 116,367 shares of common stock at weighted average prices around $12.22 and $12.45 per share. These sales were carried out under a Rule 10b5-1 trading plan adopted to satisfy tax withholding obligations from vesting restricted stock units.
He also made a bona fide gift of 600 shares. After these transactions, Hunsaker directly holds 1,725,609 shares of Alphatec common stock, indicating the activity represents a relatively small portion of his overall stake and appears primarily tax- and planning-related.
Alphatec Holdings, Inc. chief financial officer John Todd Koning reported a tax-related share disposition. On March 5, 2026, 68,910 shares of common stock at $12.57 per share were withheld by the company to cover his tax obligations from vesting restricted stock units.
After this withholding transaction, Koning continued to hold 680,510 shares of Alphatec Holdings common stock in direct ownership.
Alphatec Holdings, Inc. CEO Miles Patrick reported a tax-related share disposition. On March 5, 2026, he disposed of 219,749 shares of Common Stock at $12.57 per share through a Form 4 transaction coded “F.”
The footnote explains these shares were withheld by the issuer to satisfy tax withholding obligations arising from the vesting of restricted stock units, rather than an open-market sale. After this transaction, Patrick directly owned 5,778,551 shares, and indirectly held 10,900 shares by IRA and 250,000 shares by MOM, LLC.
Alphatec Holdings, Inc. reported that its General Counsel and Corporate Secretary, Marshall Tyson Eliot, sold 88,835 shares of common stock in an open-market transaction at a weighted average price of $12.49 per share on March 5, 2026.
These sales were effected under a pre-arranged Rule 10b5-1 trading plan adopted on March 14, 2025 to cover tax withholding obligations arising from the vesting of restricted stock units. Following this sale, Eliot directly holds 559,459 shares of Alphatec common stock.
Craig Hunsaker reported insider sales. The filing shows 66,041 RSUs and 162,665 PSUs were sold to cover with trade dates listed as 03/05/2026 and an execution/settlement date of 03/06/2026. It also lists a prior sale of 32,584 common shares on 12/10/2025. The broker is shown as Merrill Lynch.