Alphatec Inc.

ATEC | NASDAQ

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$10.17

-$0.01 (-0.10%)

At close: Sep 21, 2026, 4:00 PM ET

$10.21

+$0.04 (+0.39%)

Pre-market: Sep 22, 2026, 4:00 AM ET

Overview Rating Statistics Financials Earnings Analysts Ownership Profile

Institutions Insiders Congress

Institutional Ownership

Net Outflow

Dollar & Volume Weighted

Total Institutions

299

Total Ownership

73.44%

Capital Flow

-$1.28B

Shares Change

-6.29M

Ownership Distribution

Institutions (73.44%)

Others (26.56%)

Institutional Sentiment

Overall: bullish

Equity Sentiment & Activity

bullish

New Positions

Increased Positions

167

Reduced Positions

Closed Positions

New (54)

Increased (167)

Reduced (75)

Closed (56)

Options Sentiment & Activity

bullish

Put/Call Ratio

0.228

Call Flow

5,965,300

Put Flow

1,357,600

Calls (81%)

Puts (19%)

Super Investors

3 Investors

Super Investor / Fund	Ownership	Portfolio Weight	Shares	Market Value
Peter Brown Renaissance Technologies LLC	0.18% -73.04%	< 0.01%	284.5K	2.9M
Paul Tudor Jones Tudor Investment Corp ET AL	0.18% +1.56%	< 0.01%	270.71K	2.76M
Louis Moore Bacon Moore Capital Management LP	0.12% 0.00%	0.03%	188.5K	1.92M

Top Shareholders

Top 10 Own 30.10%

Institution	Ownership	Portfolio Weight	Shares	Market Value
Blackrock, Inc.	6.55% -3.25%	< 0.01% -46.91%	10.09M -0.68%	109.76M -48.64%
American Century Companies Inc	4.17% -3.86%	0.04% -47.73%	6.42M -1.30%	69.9M -48.96%
Ubs Group Ag	3.38% -2.59%	< 0.01% -52.14%	5.21M 0.00%	56.7M -48.29%

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