Alphatec Holdings, Inc.

ATECNASDAQHealthcare● Active

$7.99

$-0.02(-0.19%)

Market Cap$1.2B

P/E Ratio—

52W High$23.29

52W Low$6.82

Avg Volume3.2M

Open$8.04

Beta0.87

Insider Trades Ownership Employees

Alphatec Holdings, Inc. (ATEC) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · ATEC · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.07

Buy/Sell (by trades)

Overall sentiment

BEARISH

↑ Buy 7%Active transactions only · RSU vesting excluded93% Sell ↓

Alphatec Holdings, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

ATEC insider buying and selling by quarter

ATEC insider selling · ATEC insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

4.2M2.1M0

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

2026 Q2

2027 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · ATEC ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

ATEC executive sell shares · ATEC board member insider trading · ATEC insider trading SEC filing

Showing 84 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
May 11, 2026	Valentine Keith Director	Purchase	35,000	$7.00	$245K	232,271	Form 4
May 8, 2026	Valentine Keith Director	Purchase	43,847	$7.54	$331K	197,271	Form 4
May 7, 2026	Valentine Keith Director	Purchase	56,153	$7.49	$421K	153,424	Form 4
Apr 7, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Option	60,000	$2.69	$161K	661,959	Form 4
Apr 7, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Other	23,393	$11.03	$258K	638,566	Form 4
Apr 7, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Option	12,500	$3.34	$42K	601,959	Form 4
Apr 7, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Option	15,000	$1.68	$25K	589,459	Form 4
Apr 7, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Option	15,000	$1.98	$30K	574,459	Form 4
Mar 13, 2026	Koning John Todd CHIEF FINANCIAL OFFICER	Sale	79,789	$12.36	$986K	600,721	Form 4
Mar 13, 2026	Lish Scott CHIEF OPERATING OFFICER	Sale	260,535	$12.30	$3.20M⚡	815,704	Form 4
Mar 11, 2026	Sponsel David EVP, SALES	Sale	163,452	$12.52	$2.05M⚡	504,932	Form 4
Mar 6, 2026	Hunsaker Craig E EVP, PEOPLE & CULTURE	Sale	33,602	$12.22	$411K	1,808,974	Form 4
Mar 9, 2026	Hunsaker Craig E EVP, PEOPLE & CULTURE	Sale	82,765	$12.45	$1.03M⚡	1,726,209	Form 4
Mar 9, 2026	Hunsaker Craig E EVP, PEOPLE & CULTURE	Gift	600	—	—	1,725,609	Form 4
Mar 5, 2026	Koning John Todd CHIEF FINANCIAL OFFICER	Other	68,910	$12.57	$866K	680,510	Form 4
Mar 5, 2026	Miles Patrick CEO · Director	Other	219,749	$12.57	$2.76M⚡	5,778,551	Form 4
Mar 5, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Sale	88,835	$12.49	$1.11M⚡	559,459	Form 4
Feb 25, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Award	12,840	—	—	648,294	Form 4
Feb 25, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Award	84,918	—	—	635,454	Form 4
Feb 25, 2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC.	Award	205,094	—	—	550,536	Form 4
Feb 25, 2026	Sponsel David EVP, SALES	Award	20,380	—	—	668,384	Form 4
Feb 25, 2026	Sponsel David EVP, SALES	Award	93,410	—	—	648,004	Form 4
Feb 25, 2026	Sponsel David EVP, SALES	Award	205,094	—	—	554,594	Form 4
Feb 25, 2026	Koning John Todd CHIEF FINANCIAL OFFICER	Award	20,380	—	—	749,420	Form 4
Feb 25, 2026	Koning John Todd CHIEF FINANCIAL OFFICER	Award	110,394	—	—	729,040	Form 4

Valentine Keith

Director

Purchase

Date

May 11

35,000

Price

$7.00

Value

$245K

View Form 4 on SEC.gov

Valentine Keith

Director

Purchase

Date

May 8

43,847

Price

$7.54

Value

$331K

View Form 4 on SEC.gov

Valentine Keith

Director

Purchase

Date

May 7

56,153

Price

$7.49

Value

$421K

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Option

Date

Apr 7

60,000

Price

$2.69

Value

$161K

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Other

Date

Apr 7

23,393

Price

$11.03

Value

$258K

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Option

Date

Apr 7

12,500

Price

$3.34

Value

$42K

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Option

Date

Apr 7

15,000

Price

$1.68

Value

$25K

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Option

Date

Apr 7

15,000

Price

$1.98

Value

$30K

View Form 4 on SEC.gov

Koning John Todd

CHIEF FINANCIAL OFFICER

Sale

Date

Mar 13

79,789

Price

$12.36

Value

$986K

View Form 4 on SEC.gov

Lish Scott

CHIEF OPERATING OFFICER

Sale

Date

Mar 13

260,535

Price

$12.30

Value

$3.20M ⚡

View Form 4 on SEC.gov

Sponsel David

EVP, SALES

Sale

Date

Mar 11

163,452

Price

$12.52

Value

$2.05M ⚡

View Form 4 on SEC.gov

Hunsaker Craig E

EVP, PEOPLE & CULTURE

Sale

Date

Mar 6

33,602

Price

$12.22

Value

$411K

View Form 4 on SEC.gov

Hunsaker Craig E

EVP, PEOPLE & CULTURE

Sale

Date

Mar 9

82,765

Price

$12.45

Value

$1.03M ⚡

View Form 4 on SEC.gov

Hunsaker Craig E

EVP, PEOPLE & CULTURE

Gift

Date

Mar 9

600

Price

—

Value

—

View Form 4 on SEC.gov

Koning John Todd

CHIEF FINANCIAL OFFICER

Other

Date

Mar 5

68,910

Price

$12.57

Value

$866K

View Form 4 on SEC.gov

Miles Patrick

CEO · Director

Other

Date

Mar 5

219,749

Price

$12.57

Value

$2.76M ⚡

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Sale

Date

Mar 5

88,835

Price

$12.49

Value

$1.11M ⚡

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Award

Date

Feb 25

12,840

Price

—

Value

—

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Award

Date

Feb 25

84,918

Price

—

Value

—

View Form 4 on SEC.gov

Marshall Tyson Eliot

GENERAL COUNSEL & CORP. SEC.

Award

Date

Feb 25

205,094

Price

—

Value

—

View Form 4 on SEC.gov

Sponsel David

EVP, SALES

Award

Date

Feb 25

20,380

Price

—

Value

—

View Form 4 on SEC.gov

Sponsel David

EVP, SALES

Award

Date

Feb 25

93,410

Price

—

Value

—

View Form 4 on SEC.gov

Sponsel David

EVP, SALES

Award

Date

Feb 25

205,094

Price

—

Value

—

View Form 4 on SEC.gov

Koning John Todd

CHIEF FINANCIAL OFFICER

Award

Date

Feb 25

20,380

Price

—

Value

—

View Form 4 on SEC.gov

Koning John Todd

CHIEF FINANCIAL OFFICER

Award

Date

Feb 25

110,394

Price

—

Value

—

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 4

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About ATEC insider trading

ATEC insider trades

Alphatec Holdings, Inc. (ATEC) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Hunsaker Craig E (EVP, PEOPLE & CULTURE), Marshall Tyson Eliot (GENERAL COUNSEL & CORP. SEC.), Sponsel David (EVP, SALES). Over the past 12 months, 5 insiders have filed transactions with the SEC. ATEC insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Alphatec Holdings, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

ATEC insider trading · 5 questions

The insiders of Alphatec Holdings, Inc. (ATEC) include executives and directors such as Hunsaker Craig E (EVP, PEOPLE & CULTURE), Marshall Tyson Eliot (GENERAL COUNSEL & CORP. SEC.), Sponsel David (EVP, SALES), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

ATEC board member insider tradingwho are ATEC insidersATEC insider rosterAlphatec Holdings, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026