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Livermore
Livermore
ZHEN

Engineers Gate Manager LP

SEC CIK
0001620220
Latest filing
Aug 14, 2026

ATEC holding history

Alphatec Holdings, Inc. in every 13F filed by Engineers Gate Manager LP, 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)
99,185
Value
$858.0K
% of portfolio
<0.1%
Quarters held
19
Since Q1 2021
Holdings of ATEC by Engineers Gate Manager LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202699,185$858.0K<0.1%−187,282−65.4%ReducedHolders
Q1 2026286,467$3.12M<0.1%+57,258+25.0%AddedHolders
Q4 2025229,209$4.82M0.1%−85,723−27.2%ReducedHolders
Q3 2025314,932$4.58M0.1%−32,407−9.3%ReducedHolders
Q2 2025347,339$3.86M<0.1%+136,006+64.4%AddedHolders
Q1 2025211,333$2.14M<0.1%+211,333NewHolders
Q4 20240$00.0%−87,794−100.0%Sold outHolders
Q3 202487,794$488.1K<0.1%+49,997+132.3%AddedHolders
Q2 202437,797$395.0K<0.1%+20,641+120.3%AddedHolders
Q1 202417,156$236.6K<0.1%−29,973−63.6%ReducedHolders
Q4 202347,129$712.1K<0.1%−110,183−70.0%ReducedHolders
Q3 2023157,312$2.04M0.1%+5,308+3.5%AddedHolders
Q2 2023152,004$2.73M0.1%−4,471−2.9%ReducedHolders
Q1 2023156,475$2.44M0.1%+109,746+234.9%AddedHolders
Q4 202246,729$577.1K<0.1%+8,812+23.2%AddedHolders
Q3 202237,917$331.0K<0.1%−92,094−70.8%ReducedHolders
Q2 2022130,011$850.0K<0.1%+98,515+312.8%AddedHolders
Q1 202231,496$362.0K<0.1%+17,056+118.1%AddedHolders
Q4 202114,440$165.0K<0.1%+14,440NewHolders
Q2 20210$00.0%−93,956−100.0%Sold outHolders
Q1 202193,956$1.48M0.1%––Holders

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