A detailed history of Driehaus Capital Management LLC transactions in Alphatec Holdings, Inc. stock. As of the latest transaction made, Driehaus Capital Management LLC holds 2,639,150 shares of ATEC stock, worth $28.3 Million. This represents 0.4% of its overall portfolio holdings.

Number of Shares
2,639,150
Previous 2,606,119 1.27%
Holding current value
$28.3 Million
Previous $39.4 Million 7.58%
% of portfolio
0.4%
Previous 0.51%

Shares

19 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2024

May 15, 2024

BUY
$12.8 - $16.78 $422,796 - $554,260
33,031 Added 1.27%
2,639,150 $36.4 Million
Q4 2023

Feb 14, 2024

BUY
$8.89 - $15.36 $705,083 - $1.22 Million
79,312 Added 3.14%
2,606,119 $39.4 Million
Q3 2023

Nov 14, 2023

SELL
$12.4 - $18.8 $2.91 Million - $4.4 Million
-234,306 Reduced 8.49%
2,526,807 $32.8 Million
Q2 2023

Aug 14, 2023

BUY
$14.32 - $18.03 $21 Million - $26.5 Million
1,467,700 Added 113.47%
2,761,113 $49.6 Million
Q1 2023

May 15, 2023

SELL
$11.83 - $16.02 $356,012 - $482,105
-30,094 Reduced 2.27%
1,293,413 $20.2 Million
Q4 2022

Feb 14, 2023

SELL
$8.91 - $12.35 $157,689 - $218,570
-17,698 Reduced 1.32%
1,323,507 $16.3 Million
Q3 2022

Nov 14, 2022

SELL
$6.57 - $9.74 $225,324 - $334,043
-34,296 Reduced 2.49%
1,341,205 $11.7 Million
Q2 2022

Aug 15, 2022

BUY
$6.36 - $13.08 $1.52 Million - $3.12 Million
238,480 Added 20.97%
1,375,501 $9 Million
Q1 2022

May 16, 2022

SELL
$9.45 - $12.85 $206,387 - $280,644
-21,840 Reduced 1.88%
1,137,021 $13.1 Million
Q4 2021

Feb 14, 2022

SELL
$10.57 - $13.23 $7.01 Million - $8.78 Million
-663,298 Reduced 36.4%
1,158,861 $13.2 Million
Q3 2021

Nov 15, 2021

SELL
$11.83 - $15.79 $883,961 - $1.18 Million
-74,722 Reduced 3.94%
1,822,159 $22.2 Million
Q2 2021

Aug 16, 2021

BUY
$13.75 - $17.6 $475,860 - $609,100
34,608 Added 1.86%
1,896,881 $29.1 Million
Q1 2021

May 17, 2021

SELL
$13.13 - $18.78 $1.5 Million - $2.15 Million
-114,353 Reduced 5.79%
1,862,273 $29.4 Million
Q4 2020

Feb 16, 2021

BUY
$6.37 - $14.52 $1.31 Million - $2.99 Million
205,988 Added 11.63%
1,976,626 $28.7 Million
Q3 2020

Nov 16, 2020

SELL
$4.43 - $6.94 $173,314 - $271,513
-39,123 Reduced 2.16%
1,770,638 $11.8 Million
Q2 2020

Aug 14, 2020

SELL
$3.05 - $5.59 $249,987 - $458,173
-81,963 Reduced 4.33%
1,809,761 $8.51 Million
Q1 2020

May 15, 2020

BUY
$2.26 - $7.47 $341,926 - $1.13 Million
151,295 Added 8.69%
1,891,724 $6.53 Million
Q4 2019

Feb 12, 2020

SELL
$4.77 - $7.65 $757,180 - $1.21 Million
-158,738 Reduced 8.36%
1,740,429 $12.3 Million
Q3 2019

Nov 14, 2019

BUY
$4.27 - $6.22 $8.11 Million - $11.8 Million
1,899,167 New
1,899,167 $9.53 Million

Others Institutions Holding ATEC

About Alphatec Holdings, Inc.


  • Ticker ATEC
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 104,656,000
  • Market Cap $1.12B
  • 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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