Avidity Partners Management’s Alphatec Holdings ATEC Stock Holding History

Avidity Partners Management’s Portfolio ATEC Stock Details ATEC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-309,400	Closed	-$4.01M	–	76
2023 Q3	$4.01M	Sell	309,400 -83,600	-21%	-$1.31M	0.16%	74
2023 Q2	$7.07M	Buy	+393,000	New	+$6.12M	0.25%	78
2022 Q4	–	Sell	-1,715,000	Closed	-$15M	–	88
2022 Q3	$15M	Hold	1,715,000	–	–	0.3%	61
2022 Q2	$11.2M	Sell	1,715,000 -1,020,600	-37%	-$9.4M	0.26%	49
2022 Q1	$31.5M	Sell	2,735,600 -37,400	-1%	-$404K	0.66%	40
2021 Q4	$31.7M	Sell	2,773,000 -13,000	-0.5%	-$153K	0.67%	46
2021 Q3	$34M	Buy	2,786,000 +165,000	+6%	+$2.3M	0.75%	44
2021 Q2	$40.2M	Buy	2,621,000 +287,000	+12%	+$4.43M	1.09%	34
2021 Q1	$36.9M	Buy	2,334,000 +483,127	+26%	+$7.6M	1.02%	36
2020 Q4	$26.9M	Buy	+1,850,873	New	+$19.5M	0.87%	44

Other funds holding ATEC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

FLAM

First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Avidity Partners Management's ATEC Position: Q4 2023 in Review

Avidity Partners Management sold out of Alphatec Holdings (ATEC) in Q4 2023, closing a stake of 309,400 shares — an estimated $4.01M sold.

Avidity Partners Management first reported a position in ATEC in Q4 2020 and held it in 10 quarters. The position peaked at $40.2M in Q2 2021. 206 funds tracked by Wall St. Rank hold ATEC as of Q4 2023.

Avidity Partners Management reported no remaining Alphatec Holdings position as of Q4 2023 after selling out during the quarter.
Avidity Partners Management sold 309,400 Alphatec Holdings shares in Q4 2023, an estimated $4.01M.
Avidity Partners Management first reported a position in Alphatec Holdings in Q4 2020 and held it in 10 quarters.
Avidity Partners Management's Alphatec Holdings position peaked at $40.2M in Q2 2021.
206 funds tracked by Wall St. Rank held Alphatec Holdings as of Q4 2023.

Based on Avidity Partners Management's 13F filing for Q4 2023, filed 14 Feb 2024.