Alphatec Holdings, Inc. (ATEC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

149,000,962Shares Outstanding

2,839,654Shares held by institutions

$38,335,329Value of institutional holdings

83.44%Institutional ownership %

20.64%Shares Changed QoQ

271No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Alphatec Holdings, Inc. (NASDAQ:ATEC) includes 271 filers as of the latest reporting cycle ending December 2025.

These investors collectively held 83.4% of the company's total shares outstanding in December 2025, up from 73.1% in September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by 20.64%, with a year-over-year an increase of 19.38% in the count of filers.
The latest 13F cycle for Alphatec Holdings reveals that of 271 total investors, 142 funds grew their exposure, whereas 93 reduced theirs and 36 made no changes.
The total number of shares held by institutions in Alphatec Holdings increased to 124.33Mn as of December 2025, a net change of up by 21.27Mn shares quarter on quarter, and up 40.44Mn shares year over year.
With 10.16Mn shares, BlackRock, Inc. commands the largest institutional position in Alphatec Holdings as of December 31, 2025, equating to 6.82% of the company.
Among the most significant buyers of Alphatec Holdings during December 2025 were UBS Group AG (5.37Mn), MILLENNIUM MANAGEMENT LLC (1.66Mn), TREMBLANT CAPITAL GROUP (1.62Mn), DRIEHAUS CAPITAL MANAGEMENT LLC (1.45Mn), Iron Triangle Partners LP (1.29Mn).
Leading sellers of Alphatec Holdings stock in December 2025 included PRUDENTIAL FINANCIAL INC (794.25K), Intrinsic Edge Capital Management LLC (791.20K), BANK OF AMERICA CORP /DE/ (568.67K), Penn Capital Management Company, LLC (489.34K), ROYCE & ASSOCIATES LP (252.02K).
The top 10 institutional holders of Alphatec Holdings for the quarter ending December 2025 included BlackRock, Inc. (10.16Mn), VANGUARD GROUP INC (6.88Mn), UBS Group AG (6.62Mn), AMERICAN CENTURY COMPANIES INC (6.51Mn), ROYAL BANK OF CANADA (4.91Mn), MORGAN STANLEY (4.34Mn), DEUTSCHE BANK AG\ (3.34Mn), BNP Paribas Asset Management Holding S.A. (3.18Mn), STATE STREET CORP (2.89Mn), Nuveen, LLC (2.87Mn).

271 Institutional Holders

2,839,654 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	10,157,648	-212,649	-2.05%	$213,716,915.00
VANGUARD GROUP INC	31 Dec, 2025	6,883,626	68,568	1.01%	$144,831,491.00
UBS Group AG	31 Dec, 2025	6,621,460	5,372,950	430.35%	$139,315,519.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	6,509,462	172,971	2.73%	$136,959,122.00
ROYAL BANK OF CANADA	31 Dec, 2025	4,912,510	-99,665	-1.99%	$103,360,000.00
MORGAN STANLEY	31 Dec, 2025	4,340,936	784,191	22.05%	$91,333,321.00
DEUTSCHE BANK AG\	31 Dec, 2025	3,342,350	220,821	7.07%	$70,323,044.00
BNP Paribas Asset Management Holding S.A.	31 Dec, 2025	3,176,818	-79,539	-2.44%	$66,841.00
STATE STREET CORP	31 Dec, 2025	2,889,240	174,287	6.42%	$60,789,610.00
Nuveen, LLC	31 Dec, 2025	2,873,742	-38,066	-1.31%	$60,463,532.00
DRIEHAUS CAPITAL MANAGEMENT LLC	31 Dec, 2025	2,858,771	1,449,158	102.81%	$60,148,542.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	2,828,026	32,465	1.16%	$59,511,256.00
NEXT CENTURY GROWTH INVESTORS LLC	31 Dec, 2025	2,418,298	138,915	6.09%	$50,880,989.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	2,225,927	1,658,349	292.18%	$46,833,504.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	2,120,289	563,422	36.19%	$44,610,881.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	2,017,912	-568,675	-21.99%	$42,456,870.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	1,968,209	173,885	9.69%	$41,411,117.00
Cerity Partners LLC	31 Dec, 2025	1,824,489	-29,667	-1.60%	$38,387,242.00
EMERALD ADVISERS, LLC	31 Dec, 2025	1,637,729	-1,153	-0.07%	$34,457,818.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	1,635,100	379,600	30.23%	$34,402,504.00

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