Senior insider sale

SVP, Development at ALPHATEC HOLDINGS, INC. — senior position signals high conviction

$3.60M

280.44K shares

What this filing means

LISH SCOTT plans to sell 280.44K shares of ALPHATEC HOLDINGS, INC. valued at approximately $3.60M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

LISH SCOTT

Filed: 3/13/2026ACC: 0001950047-26-002576

InsiderLISH SCOTTCIK 1831608

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IssuerALPHATEC HOLDINGS, INC.CIK 1350653

Officer· SVP, Development

Since Nov 2020

280.44K

Shares to sell

$3.60M

Approx. market value

260.54K

Acquired (3 months)

Planned

1 completed

Securities Acquired — Last 3 Months9

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Restricted stock vesting under a registered plan

Services Rendered

3/5/2026

10.58K

Performance Stock Units

Services Rendered

3/5/2026

146.09K

Restricted stock vesting under a registered plan

Services Rendered

2/1/2026

16.53K

Performance Stock Units

Services Rendered

2/1/2026

33.39K

Performance Stock Units

Services Rendered

3/5/2025

18.14K

Performance Stock Units

Services Rendered

2/24/2025

11.38K

Restricted stock vesting under a registered plan

Services Rendered

2/24/2025

5.30K

Performance Stock Units

Services Rendered

2/1/2025

15.03K

Restricted stock vesting under a registered plan

Services Rendered

2/24/2023

4.10K

Total acquired260.54K

Acquisition Date	Type	Amount Acquired	Gift
3/5/2026	Restricted stock vesting under a registered plan Services Rendered	10.58K	—
3/5/2026	Performance Stock Units Services Rendered	146.09K	—
2/1/2026	Restricted stock vesting under a registered plan Services Rendered	16.53K	—
2/1/2026	Performance Stock Units Services Rendered	33.39K	—
3/5/2025	Performance Stock Units Services Rendered	18.14K	—
2/24/2025	Performance Stock Units Services Rendered	11.38K	—
2/24/2025	Restricted stock vesting under a registered plan Services Rendered	5.30K	—
2/1/2025	Performance Stock Units Services Rendered	15.03K	—
2/24/2023	Restricted stock vesting under a registered plan Services Rendered	4.10K	—
Total		260.54K

Planned & Completed Dispositions2

Sort

Completed

—Completed

Units to sell

19.90K

Market value

$390.0K

12/16/2025

Planned — Approximate Date

NASDAQPlanned

Units to sell

260.54K

Market value

$3.21M

3/13/2026

Total

Units

280.44K

Value

$3.60M

Date	Units to Sell	Approx. Market Value	Exchange	Status
Completed
12/16/2025	19.90K	$390.0K	—	Completed
Planned — Approximate Date
3/13/2026	260.54K	$3.21M	NASDAQ	Planned
Total	280.44K	$3.60M