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 Q1 2020?

105 institutional investors reported ATEC - Alphatec Holdings, Inc. - Common Stock, par value $0.0001 per share for Q1 2020. Use the holders table for investor-level position and value details.

CUSIP: 02081G201

Q1 2020 13F Holders as of 31 Mar 2020

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 24,500,636
Total 13F value: $84,557,757
Share change: -579,197
Put/Call ratio: 37%
SEC-reported price per share: $3.45
Number of holders: 105
Value change: -$11,590,274
Number of buys: 57
Number of sells: 49
Shares outstanding: 148,491,921

Security key

02081G201

Report period

Q1 2020

Institutions

105

Top holders

ATEC full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2020 Previous quarter: Q4 2019 Alphatec Holdings, Inc. SEC filings Alphatec Holdings, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 02081G201

Newer quarter: Q2 2020 Previous quarter: Q4 2019

Recent filing periods:

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

Ownership snapshot

Top reported holders 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. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

NEXT CENTURY GROWTH INVES...

Disclosed value leader

NEXT CENTURY GROWTH INVES...

Comparable rows

15/15

Latest evidence

31 Dec 2019

13F Lead comparable stake: 1.9% Showing 1-6 of 15 holder rows.

Quick read

NEXT CENTURY GROWTH INVESTORS LLC leads the comparable SEC ownership view at 1.9%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens NEXT CENTURY GROWTH INVESTORS LLC's linked filing trail.

Comparable ownership Top 5

NEXT CENTURY GROWTH INVESTORS LLC 1.9%

BlackRock Finance, Inc. 1.8%

Cerity Partners LLC 1.6%

VANGUARD GROUP INC 1.3%

DRIEHAUS CAPITAL MANAGEMENT LLC 1.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
NEXT CENTURY GROWTH INVESTORS LLC	13F Company 13F	1.9%	$20,259,000 2,855,396 shares	—	31 Dec 2019
BlackRock Finance, Inc.	13F Company 13F	1.8%	$18,590,000 2,620,253 shares	—	31 Dec 2019
Cerity Partners LLC	13F Company 13F	1.6%	$16,478,000 2,322,475 shares	—	31 Dec 2019
VANGUARD GROUP INC	13F Company 13F	1.3%	$13,209,000 1,861,611 shares	—	31 Dec 2019
DRIEHAUS CAPITAL MANAGEMENT LLC	13F Company 13F	1.2%	$12,348,000 1,740,429 shares	—	31 Dec 2019
Archon Capital Management LLC	13F Company 13F	0.92%	$9,745,000 1,373,476 shares	—	31 Dec 2019

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2020

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

105

24,500,636

Rows available

105

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2020 vs Q4 2019 Across Filers

Q4 2019 holders

106

Q1 2020 holders

105

Holder diff

-1

Investor	Q4 2019 Shares	Q1 2020 Shares	Share Diff	Share Chg %	Q4 2019 value	Q1 2020 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend