Bayesian Capital Management’s Alphatec Holdings ATEC Stock Holding History

Bayesian Capital 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
2025 Q3	–	Sell	-15,600	Closed	-$173K	–	536
2025 Q2	$173K	Buy	+15,600	New	+$179K	0.03%	471
2025 Q1	–	Sell	-49,500	Closed	-$454K	–	604
2024 Q4	$454K	Buy	+49,500	New	+$395K	0.06%	390
2024 Q3	–	Sell	-11,300	Closed	-$118K	–	673
2024 Q2	$118K	Sell	11,300 -15,700	-58%	-$183K	0.01%	644
2024 Q1	$372K	Buy	27,000 +1,442	+6%	+$21.4K	0.04%	506
2023 Q4	$386K	Buy	+25,558	New	+$306K	0.04%	440
2023 Q3	–	Sell	-17,400	Closed	-$313K	–	690
2023 Q2	$313K	Buy	+17,400	New	+$271K	0.03%	523
2023 Q1	–	Sell	-21,565	Closed	-$266K	–	772
2022 Q4	$266K	Buy	+21,565	New	+$217K	0.04%	521
2022 Q3	–	Sell	-18,700	Closed	-$122K	–	692
2022 Q2	$122K	Buy	+18,700	New	+$172K	0.02%	670

Other funds holding ATEC

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

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

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

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

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

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bayesian Capital Management's ATEC Position: Q3 2025 in Review

Bayesian Capital Management sold out of Alphatec Holdings (ATEC) in Q3 2025, closing a stake of 15,600 shares — an estimated $173K sold.

Bayesian Capital Management first reported a position in ATEC in Q2 2022 and held it in 8 quarters. The position peaked at $454K in Q4 2024. 273 funds tracked by Wall St. Rank hold ATEC as of Q3 2025.

Bayesian Capital Management reported no remaining Alphatec Holdings position as of Q3 2025 after selling out during the quarter.
Bayesian Capital Management sold 15,600 Alphatec Holdings shares in Q3 2025, an estimated $173K.
Bayesian Capital Management first reported a position in Alphatec Holdings in Q2 2022 and held it in 8 quarters.
Bayesian Capital Management's Alphatec Holdings position peaked at $454K in Q4 2024.
273 funds tracked by Wall St. Rank held Alphatec Holdings as of Q3 2025.

Based on Bayesian Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.