Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share (ATEC)

Q: What does CUSIP 02081G201 represent in this 13F holders report?

CUSIP 02081G201 is the security identifier for ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share in Q4 2021?

168 institutional investors reported ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share for Q4 2021. Use the holders table for investor-level position and value details.

CUSIP: 02081G201

Q4 2021 13F Holders as of 31 Dec 2021

Type / Class: Equity / Common Stock, par value $0.0001 per share
Shares outstanding: 148,491,921
Total 13F shares: 53,379,624
Share change: +238,124
Total reported value: $610,594,414
Put/Call ratio: 47%
Price per share: $11.43
Number of holders: 168
Value change: +$742,182
Number of buys: 86
Number of sells: 63

Quarterly Holders Quick Answers

What is CUSIP 02081G201?
CUSIP 02081G201 identifies ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2022
Previous quarter: Q3 2021

Recent filing periods for CUSIP 02081G201:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock Finance, Inc.	13F	Company	3.2%	4,772,003	$58,171,000	—	30 Sep 2021	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	2.4%	3,594,829	$43,821,000	—	30 Sep 2021	13F
VANGUARD GROUP INC	13F	Company	2.2%	3,261,518	$39,758,000	—	30 Sep 2021	13F
Point72 Asset Management, L.P.	13F	Company	2.1%	3,062,091	$37,327,000	—	30 Sep 2021	13F
Avidity Partners Management LP	13F	Company	1.9%	2,786,000	$33,961,000	—	30 Sep 2021	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.5%	2,153,426	$26,250,000	—	30 Sep 2021	13F
STATE STREET CORP	13F	Company	1.3%	1,974,810	$24,073,000	—	30 Sep 2021	13F
ARMISTICE CAPITAL, LLC	13F	Company	1.2%	1,824,000	$22,235,000	—	30 Sep 2021	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	1.2%	1,822,159	$22,212,000	—	30 Sep 2021	13F
NEXT CENTURY GROWTH INVESTORS LLC	13F	Company	1.2%	1,810,297	$22,067,000	—	30 Sep 2021	13F
First Light Asset Management, LLC	13F	Company	1.2%	1,774,668	$21,633,000	—	30 Sep 2021	13F
Cerity Partners LLC	13F	Company	1.1%	1,585,008	$19,321,000	—	30 Sep 2021	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.8%	1,182,759	$14,417,000	—	30 Sep 2021	13F
Penn Capital Management Company, LLC	13F	Company	0.71%	1,058,255	$12,900,000	—	30 Sep 2021	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.68%	1,004,453	$12,244,000	—	30 Sep 2021	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.65%	958,531	$11,684,000	—	30 Sep 2021	13F
Nuveen Asset Management, LLC	13F	Company	0.64%	955,592	$11,648,000	—	30 Sep 2021	13F
KING LUTHER CAPITAL MANAGEMENT CORP	13F	Company	0.64%	951,359	$11,597,000	—	30 Sep 2021	13F
ROYAL BANK OF CANADA	13F	Company	0.53%	784,048	$9,558,000	—	30 Sep 2021	13F
NORTHERN TRUST CORP	13F	Company	0.5%	737,704	$8,993,000	—	30 Sep 2021	13F
DEUTSCHE BANK AG\	13F	Company	0.46%	684,204	$8,341,000	—	30 Sep 2021	13F
Parian Global Management LP	13F	Company	0.41%	607,974	$7,411,000	—	30 Sep 2021	13F
ROYCE & ASSOCIATES LP	13F	Company	0.4%	597,176	$7,280,000	—	30 Sep 2021	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.4%	593,537	$7,235,000	—	30 Sep 2021	13F
OBERWEIS ASSET MANAGEMENT INC/	13F	Company	0.39%	580,030	$7,071,000	—	30 Sep 2021	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.38%	563,335	$6,867,000	—	30 Sep 2021	13F
MORGAN STANLEY	13F	Company	0.33%	482,755	$5,885,000	—	30 Sep 2021	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.32%	469,700	$5,726,000	—	30 Sep 2021	13F
JACOB ASSET MANAGEMENT OF NEW YORK LLC	13F	Company	0.3%	445,660	$5,433,000	—	30 Sep 2021	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.29%	430,900	$5,252,000	—	30 Sep 2021	13F
ROTHSCHILD & CO ASSET MANAGEMENT US INC.	13F	Company	0.29%	429,897	$5,240,000	—	30 Sep 2021	13F
CastleArk Alternatives, LLC	13F	Company	0.28%	411,475	$5,016,000	—	30 Sep 2021	13F
CASTLEARK MANAGEMENT LLC	13F	Company	0.28%	411,475	$5,016,000	—	30 Sep 2021	13F
Pier Capital, LLC	13F	Company	0.27%	399,625	$4,871,000	—	30 Sep 2021	13F
MACQUARIE GROUP LTD	13F	Company	0.26%	383,606	$4,676,000	—	30 Sep 2021	13F
JPMORGAN CHASE & CO	13F	Company	0.26%	379,401	$4,624,000	—	30 Sep 2021	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.24%	354,367	$4,320,000	—	30 Sep 2021	13F
MERCER GLOBAL ADVISORS INC /ADV	13F	Company	0.23%	346,873	$4,228,000	—	30 Sep 2021	13F
PNC FINANCIAL SERVICES GROUP, INC.	13F	Company	0.21%	316,628	$3,860,000	—	30 Sep 2021	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.21%	314,456	$3,833,000	—	30 Sep 2021	13F
Assenagon Asset Management S.A.	13F	Company	0.18%	273,994	$3,340,000	—	30 Sep 2021	13F
Crestline Management, LP	13F	Company	0.17%	259,245	$3,161,000	—	30 Sep 2021	13F
Parkman Healthcare Partners LLC	13F	Company	0.17%	250,000	$3,048,000	—	30 Sep 2021	13F
Walleye Capital LLC	13F	Company	0.16%	238,286	$2,905,000	—	30 Sep 2021	13F
Bank of New York Mellon Corp	13F	Company	0.16%	231,346	$2,820,000	—	30 Sep 2021	13F
ESSEX INVESTMENT MANAGEMENT CO LLC	13F	Company	0.12%	182,812	$2,228,000	—	30 Sep 2021	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.12%	177,600	$2,165,000	—	30 Sep 2021	13F
PERKINS CAPITAL MANAGEMENT INC	13F	Company	0.12%	171,600	$2,092,000	—	30 Sep 2021	13F
Donald Allen Williams	3/4/5	Director	— class O/S missing	134,728	$2,020,920	—	16 Jun 2021	3/4/5
Maven Securities LTD	13F	Company	0.1%	150,294	$1,832,000	—	30 Sep 2021	13F

Institutional Holders of Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share (ATEC) as of Q4 2021

As of 31 Dec 2021, Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share (ATEC) was held by 168 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 53,379,624 shares. The largest 10 holders included BlackRock Inc., DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), VANGUARD GROUP INC, Avidity Partners Management LP, First Light Asset Management, LLC, ARMISTICE CAPITAL, LLC, STATE STREET CORP, NEXT CENTURY GROWTH INVESTORS LLC, JANUS HENDERSON GROUP PLC, and MILLENNIUM MANAGEMENT LLC. This page lists 168 institutional shareholders reporting positions in this security for the Q4 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2021 vs Q3 2021 Across Filers

Q3 2021 holders

162

Q4 2021 holders

168

Holder diff

Investor	Q3 2021 Shares	Q4 2021 Shares	Share Diff	Share Chg %	Q3 2021 Value $	Q4 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.