Insider Buying and Selling - ATEC

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
09/10/2026	09/10/2026	Miles Patrick CEO CEO Director	Buy	115,000 @ $8.81	$1,013,150.00	5,893,551	(1.99%)	Direct
08/05/2026 10b5-1	08/07/2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. Officer	Sell	-8,168 @ $9.65	($78,821.20)	630,398	(-1.28%)	Direct
06/11/2026 10b5-1	06/12/2026	Mcginnis Karen K Director	Sell	-6,050 @ $8.01	($48,460.50)	94,671	(-6.01%)	Direct
05/11/2026	05/11/2026	Valentine Keith Director	Buy	35,000 @ $7.00	$245,000.00	232,271	(17.74%)	Direct
05/08/2026	05/11/2026	Valentine Keith Director	Buy	43,847 @ $7.54	$330,606.38	197,271	(28.58%)	Direct
05/07/2026	05/11/2026	Valentine Keith Director	Buy	56,153 @ $7.49	$420,585.97	153,424	(57.73%)	Direct
03/13/2026 10b5-1	03/17/2026	Koning John Todd CHIEF FINANCIAL OFFICER CFO	Sell	-79,789 @ $12.36	($986,192.04)	600,721	(-11.72%)	Direct
03/13/2026	03/17/2026	Lish Scott CHIEF OPERATING OFFICER Officer	Sell	-260,535 @ $12.30	($3,204,580.50)	815,704	(-24.21%)	Direct
03/11/2026 10b5-1	03/13/2026	Sponsel David EVP, SALES Officer	Sell	-163,452 @ $12.52	($2,046,419.04)	504,932	(-24.45%)	Direct
03/09/2026	03/10/2026	Hunsaker Craig E EVP, PEOPLE & CULTURE Officer	Sell	-82,765 @ $12.45	($1,030,424.25)	1,726,209	(-4.58%)	Direct
03/06/2026 10b5-1	03/10/2026	Hunsaker Craig E EVP, PEOPLE & CULTURE Officer	Sell	-33,602 @ $12.22	($410,616.44)	1,808,974	(-1.82%)	Direct
03/05/2026 10b5-1	03/09/2026	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. Officer	Sell	-88,835 @ $12.49	($1,109,549.15)	559,459	(-13.70%)	Direct
02/05/2026 10b5-1	02/06/2026	Sponsel David EVP, SALES Officer	Sell	-60,425 @ $13.79	($833,260.75)	349,500	(-14.74%)	Direct
02/03/2026 10b5-1	02/04/2026	Hunsaker Craig E EVP, PEOPLE & CULTURE Officer	Sell	-37,358 @ $14.71	($549,536.18)	1,173,025	(-3.09%)	Direct
01/05/2026 10b5-1	01/06/2026	Miles Patrick CEO CEO Director	Sell	-100,000 @ $21.01	($2,101,000.00)	5,135,398	(-1.91%)	Direct
12/16/2025 10b5-1	12/18/2025	Lish Scott CHIEF OPERATING OFFICER Officer	Sell	-19,900 @ $19.64	($390,836.00)	641,432	(-3.01%)	Direct
12/11/2025	12/12/2025	Demski David M Director	Sell	-30,000 @ $21.20	($636,000.00)	399,623	(-6.98%)	Direct
12/10/2025	12/12/2025	Hunsaker Craig E EVP, PEOPLE & CULTURE Officer	Sell	-32,584 @ $20.84	($679,050.56)	1,256,558	(-2.53%)	Direct
12/10/2025 10b5-1	12/12/2025	Sponsel David EVP, SALES Officer	Sell	-21,106 @ $20.79	($438,793.74)	439,767	(-4.58%)	Direct
12/08/2025	12/10/2025	Sponsel David EVP, SALES Officer	Sell	-988 @ $21.45	($21,192.60)	460,873	(-0.21%)	Direct
12/05/2025	12/09/2025	Lish Scott CHIEF OPERATING OFFICER Officer	Sell	-10,875 @ $21.47	($233,486.25)	661,332	(-1.62%)	Direct
12/05/2025 10b5-1	12/09/2025	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. Officer	Sell	-22,889 @ $21.47	($491,526.07)	345,442	(-6.21%)	Direct
12/01/2025 10b5-1	12/03/2025	Miles Patrick CEO CEO Director	Sell	-100,000 @ $22.11	($2,211,000.00)	5,264,078	(-1.86%)	Direct
11/20/2025	11/21/2025	Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. Officer	Sell	-70,000 @ $19.51	($1,365,700.00)	368,331	(-15.97%)	Direct
11/03/2025 10b5-1	11/05/2025	Miles Patrick CEO CEO Director	Sell	-100,000 @ $18.96	($1,896,000.00)	5,364,078	(-1.83%)	Direct
11/03/2025	11/05/2025	Rydin Jeffrey P Director	Sell	-200,000 @ $19.32	($3,864,000.00)	385,441	(-34.16%)	Direct
10/31/2025 10b5-1	10/31/2025	Hunsaker Craig E EVP, PEOPLE & CULTURE Officer	Sell	-100,000 @ $19.95	($1,995,000.00)	1,289,142	(-7.20%)	Direct
10/24/2025 10b5-1	10/28/2025	Sponsel David EVP, SALES Officer	Sell	-70,000 @ $16.18	($1,132,600.00)	461,861	(-13.16%)	Direct
10/01/2025 10b5-1	10/03/2025	Miles Patrick CEO CEO Director	Sell	-100,000 @ $13.96	($1,396,000.00)	5,464,078	(-1.80%)	Direct
09/19/2025 10b5-1	09/19/2025	Sponsel David EVP, SALES Officer	Sell	-2,555 @ $15.34	($39,193.70)	531,861	(-0.48%)	Direct
09/18/2025 10b5-1	09/19/2025	Sponsel David EVP, SALES Officer	Sell	-137,445 @ $15.09	($2,074,045.05)	534,416	(-20.46%)	Direct

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Alphatec Holdings, Inc. - ATEC

Latest data: 9/14/2026 10:02:20 PM

Buy Breakdown

Total $2,009,342

Sell Breakdown

Total $31,263,284

Monthly Totals