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Livermore
Livermore
ZHEN

Renaissance Technologies LLC

SEC CIK
0001037389
Latest filing
Aug 13, 2026

ATEC holding history

Alphatec Holdings, Inc. in every 13F filed by Renaissance Technologies LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ATEC overviewAll 13F holders of ATECFull Q2 2026 holdings

Shares (Q2 2026)
284,500
Value
$2.46M
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of ATEC by Renaissance Technologies LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026284,500$2.46M<0.1%−770,600−73.0%ReducedHolders
Q1 20261,055,100$11.5M<0.1%+184,969+21.3%AddedHolders
Q4 2025870,131$18.3M<0.1%−108,869−11.1%ReducedHolders
Q3 2025979,000$14.2M<0.1%+234,800+31.6%AddedHolders
Q2 2025744,200$8.26M<0.1%+527,732+243.8%AddedHolders
Q1 2025216,468$2.19M<0.1%−75,632−25.9%ReducedHolders
Q4 2024292,100$2.68M<0.1%+150,500+106.3%AddedHolders
Q3 2024141,600$787.3K<0.1%−145,900−50.7%ReducedHolders
Q2 2024287,500$3.00M<0.1%−64,900−18.4%ReducedHolders
Q1 2024352,400$4.86M<0.1%−11,300−3.1%ReducedHolders
Q4 2023363,700$5.50M<0.1%+39,261+12.1%AddedHolders
Q3 2023324,439$4.21M<0.1%−33,061−9.2%ReducedHolders
Q2 2023357,500$6.43M<0.1%+357,500NewHolders
Q4 20220$00.0%−331,800−100.0%Sold outHolders
Q3 2022331,800$2.90M<0.1%−58,900−15.1%ReducedHolders
Q2 2022390,700$2.56M<0.1%+237,400+154.9%AddedHolders
Q1 2022153,300$1.76M<0.1%+99,900+187.1%AddedHolders
Q4 202153,400$610.0K<0.1%−17,400−24.6%ReducedHolders
Q3 202170,800$863.0K<0.1%−168,800−70.5%ReducedHolders
Q2 2021239,600$3.67M<0.1%+119,800+100.0%AddedHolders
Q1 2021119,800$1.89M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.