Renaissance Technologies's ATEC Position Overview
Renaissance Technologies (via Renaissance Technologies LLC) currently holds 979,000 shares of Alphatec Holdings, Inc. (ATEC) worth $14.23 M, representing 0.02% of the portfolio. First purchased in 2016-Q3, this long-term strategic position has been held for 37 quarters.
Based on 13F filings, Renaissance Technologies has maintained a strategic position in ATEC, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2025, adding 527,732 shares. Largest reduction occurred in Q3 2020, reducing 391,999 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies's Alphatec Holdings (ATEC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Alphatec Holdings (ATEC) Trades by Renaissance Technologies
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q3 2016 | +169,245 | New Buy | 169,245 | $9.40 |
| Q4 2016 | +144,300 | Add 85.26% | 313,545 | $3.21 |
| Q1 2017 | -12,558 | Reduce 4.01% | 300,987 | $2.33 |
| Q2 2017 | +16,200 | Add 5.38% | 317,187 | $1.85 |
| Q3 2017 | +8,600 | Add 2.71% | 325,787 | $2.26 |
| Q4 2017 | +33,300 | Add 10.22% | 359,087 | $2.66 |
| Q1 2018 | +15,500 | Add 4.32% | 374,587 | $3.21 |
| Q2 2018 | +110,058 | Add 29.38% | 484,645 | $2.98 |
| Q3 2018 | +98,500 | Add 20.32% | 583,145 | $3.37 |
| Q4 2018 | -141,758 | Reduce 24.31% | 441,387 | $2.29 |
| Q1 2019 | -189,600 | Reduce 42.96% | 251,787 | $2.65 |
| Q2 2019 | +25,000 | Add 9.93% | 276,787 | $4.54 |
| Q3 2019 | +133,200 | Add 48.12% | 409,987 | $5.02 |
| Q4 2019 | +48,800 | Add 11.90% | 458,787 | $7.09 |
| Q1 2020 | +81,792 | Add 17.83% | 540,579 | $3.45 |
| Q2 2020 | -132,390 | Reduce 24.49% | 408,189 | $4.70 |
| Q3 2020 | -391,999 | Reduce 96.03% | 16,190 | $6.67 |
| Q4 2020 | -16,190 | Sold Out | 16,190 | $0.00 |
| Q1 2021 | +119,800 | New Buy | 119,800 | $15.79 |
| Q2 2021 | +119,800 | Add 100.00% | 239,600 | $15.32 |
| Q3 2021 | -168,800 | Reduce 70.45% | 70,800 | $12.19 |
| Q4 2021 | -17,400 | Reduce 24.58% | 53,400 | $11.42 |
| Q1 2022 | +99,900 | Add 187.08% | 153,300 | $11.50 |
| Q2 2022 | +237,400 | Add 154.86% | 390,700 | $6.54 |
| Q3 2022 | -58,900 | Reduce 15.08% | 331,800 | $8.74 |
| Q4 2022 | -331,800 | Sold Out | 331,800 | $0.00 |
| Q2 2023 | +357,500 | New Buy | 357,500 | $0.02 |
| Q3 2023 | -33,061 | Reduce 9.25% | 324,439 | $12.97 |
| Q4 2023 | +39,261 | Add 12.10% | 363,700 | $15.11 |
| Q1 2024 | -11,300 | Reduce 3.11% | 352,400 | $13.79 |
| Q2 2024 | -64,900 | Reduce 18.42% | 287,500 | $10.45 |
| Q3 2024 | -145,900 | Reduce 50.75% | 141,600 | $5.56 |
| Q4 2024 | +150,500 | Add 106.29% | 292,100 | $9.18 |
| Q1 2025 | -75,632 | Reduce 25.89% | 216,468 | $10.14 |
| Q2 2025 | +527,732 | Add 243.79% | 744,200 | $11.10 |
| Q3 2025 | +234,800 | Add 31.55% | 979,000 | $14.54 |
Renaissance Technologies's Alphatec Holdings Investment FAQs
Renaissance Technologies first purchased Alphatec Holdings, Inc. (ATEC) in Q3 2016, acquiring 169,245 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies has held Alphatec Holdings, Inc. (ATEC) for 37 quarters since Q3 2016. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies's largest addition to Alphatec Holdings, Inc. (ATEC) was in Q2 2025, adding 744,200 shares worth $8.26 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Renaissance Technologies's firm, Renaissance Technologies LLC, owns 979,000 shares of Alphatec Holdings, Inc. (ATEC), valued at approximately $14.23 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Alphatec Holdings, Inc. (ATEC) represents approximately 0.02% of Renaissance Technologies's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies's peak holding in Alphatec Holdings, Inc. (ATEC) was 979,000 shares, as reported at the end of Q3 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.