Ken Griffin Alphatec Holdings, Inc. Transaction History

Citadel Advisors LLC

$505 Billion
Q3 2024

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Alphatec Holdings, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 61,500 shares of ATEC stock, worth $610,695. This represents 0.0% of its overall portfolio holdings.

Number of Shares

61,500

Previous 21,200 190.09%

Holding current value

$610,695

Previous $221,000 54.75%

% of portfolio

0.0%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2024 Nov 14, 2024	SELL	$5.45 - $11.87 $318,716 - $694,157	-58,480 Reduced 25.31%	172,542 $961,000
Q2 2024 Aug 14, 2024	SELL	$9.49 - $14.26 $13.1 Million - $19.7 Million	-1,379,821 Reduced 85.66%	231,022 $2.41 Million
Q1 2024 May 15, 2024	SELL	$12.8 - $16.78 $9.42 Million - $12.3 Million	-735,981 Reduced 31.36%	1,610,843 $22.2 Million
Q4 2023 Feb 14, 2024	BUY	$8.89 - $15.36 $19.7 Million - $34 Million	2,216,431 Added 1699.81%	2,346,824 $35.5 Million
Q3 2023 Nov 14, 2023	SELL	$12.4 - $18.8 $1.87 Million - $2.83 Million	-150,779 Reduced 53.63%	130,393 $1.69 Million
Q2 2023 Aug 14, 2023	SELL	$14.32 - $18.03 $12.2 Million - $15.4 Million	-853,279 Reduced 75.22%	281,172 $5.06 Million
Q1 2023 May 15, 2023	BUY	$11.83 - $16.02 $2.85 Million - $3.85 Million	240,527 Added 26.91%	1,134,451 $17.7 Million
Q4 2022 Feb 14, 2023	BUY	$8.91 - $12.35 $1.56 Million - $2.16 Million	174,799 Added 24.31%	893,924 $11 Million
Q3 2022 Nov 14, 2022	SELL	$6.57 - $9.74 $953,287 - $1.41 Million	-145,097 Reduced 16.79%	719,125 $6.29 Million
Q2 2022 Aug 15, 2022	BUY	$6.36 - $13.08 $1.81 Million - $3.72 Million	284,206 Added 49.0%	864,222 $5.65 Million
Q1 2022 May 16, 2022	BUY	$9.45 - $12.85 $3.91 Million - $5.32 Million	414,017 Added 249.41%	580,016 $6.67 Million
Q4 2021 Feb 14, 2022	BUY	$10.57 - $13.23 $832,070 - $1.04 Million	78,720 Added 90.19%	165,999 $1.9 Million
Q3 2021 Nov 15, 2021	SELL	$11.83 - $15.79 $2.9 Million - $3.86 Million	-244,733 Reduced 73.71%	87,279 $1.06 Million
Q2 2021 Aug 16, 2021	SELL	$13.75 - $17.6 $494,862 - $633,424	-35,990 Reduced 9.78%	332,012 $5.09 Million
Q1 2021 May 17, 2021	BUY	$13.13 - $18.78 $2.54 Million - $3.63 Million	193,471 Added 110.85%	368,002 $5.81 Million
Q4 2020 Feb 16, 2021	BUY	$6.37 - $14.52 $519,263 - $1.18 Million	81,517 Added 87.64%	174,531 $2.53 Million
Q3 2020 Nov 16, 2020	BUY	$4.43 - $6.94 $162,541 - $254,635	36,691 Added 65.14%	93,014 $618,000
Q2 2020 Aug 14, 2020	SELL	$3.05 - $5.59 $220,911 - $404,883	-72,430 Reduced 56.25%	56,323 $265,000
Q1 2020 May 15, 2020	SELL	$2.26 - $7.47 $247,580 - $818,331	-109,549 Reduced 45.97%	128,753 $444,000
Q4 2019 Feb 14, 2020	BUY	$4.77 - $7.65 $1.14 Million - $1.82 Million	238,302 New	238,302 $1.69 Million

Others Institutions Holding ATEC

# of Institutions

237

Shares Held

83.9M

Call Options Held

250K

Put Options Held

623K

View Full List

About Alphatec Holdings, Inc.

Ticker ATEC
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 104,656,000
Market Cap $1.04B
Description
Alphatec Holdings, Inc., a medical technology company, designs, develops, and advances technologies for the surgical treatment of spinal disorders. The company offers SafeOp Neural InformatiX System, an Alpha InformatiX product platform designed to reduce the risk of intraoperative nerve injury; Sigma transforaminal lumbar interbody fusion pedic...

More about ATEC

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