ALPHATEC HLDGS INC

Ticker: ATEC CUSIP: 02081G201 Class: Com

PDT Partners, LLC's Holding History (CIK: 0001564702)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 400,892 Value ($000) $8,435 Avg Close $18.51 Range $13.13 - $22.66

Q3 2025

Shares 400,892 Value ($000) $5,829 Avg Close $13.92 Range $10.11 - $16.70

Q2 2025

Shares 400,892 Value ($000) $4,450 Avg Close $11.49 Range $8.81 - $13.14

Q1 2025

Shares 112,072 Value ($000) $1,136 Avg Close $10.73 Range $8.82 - $12.79

Q2 2021

Shares 80,603 Value ($000) $1,235 Avg Close $15.43 Range $13.33 - $18.00

Q1 2021

Shares 44,192 Value ($000) $698 Avg Close $15.74 Range $12.96 - $19.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	400,892	$8,435	$18.51	$13.13 - $22.66
Q3 2025	400,892	$5,829	$13.92	$10.11 - $16.70
Q2 2025	400,892	$4,450	$11.49	$8.81 - $13.14
Q1 2025	112,072	$1,136	$10.73	$8.82 - $12.79
Q2 2021	80,603	$1,235	$15.43	$13.33 - $18.00
Q1 2021	44,192	$698	$15.74	$12.96 - $19.36