Renaissance Technologies (RenTech)'s ATR Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 172,800 shares of AptarGroup, Inc. (ATR) worth $21.78 M, representing 0.03% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 48 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in ATR, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2016, adding 230,400 shares. Largest reduction occurred in Q2 2016, reducing 287,200 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s AptarGroup (ATR) Holding Value Over Time
Track share changes against reported price movement
Quarterly AptarGroup (ATR) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +29,200 | Add 20.33% | 172,800 | $126.02 |
| Q4 2025 | +28,500 | Add 24.76% | 143,600 | $121.96 |
| Q3 2025 | +22,000 | Add 23.63% | 115,100 | $133.66 |
| Q2 2025 | -30,900 | Reduce 24.92% | 93,100 | $156.43 |
| Q1 2025 | +62,500 | Add 101.63% | 124,000 | $148.38 |
| Q4 2024 | -33,600 | Reduce 35.33% | 61,500 | $157.10 |
| Q3 2024 | -46,400 | Reduce 32.79% | 95,100 | $160.19 |
| Q2 2024 | +9,000 | Add 6.79% | 141,500 | $140.81 |
| Q1 2024 | +12,400 | Add 10.32% | 132,500 | $143.89 |
| Q4 2023 | +53,300 | Add 79.79% | 120,100 | $123.62 |
| Q3 2023 | -82,100 | Reduce 55.14% | 66,800 | $125.04 |
| Q2 2023 | +102,500 | Add 220.91% | 148,900 | $0.12 |
| Q1 2023 | -400 | Reduce 0.85% | 46,400 | $0.12 |
| Q4 2022 | -31,200 | Reduce 40.00% | 46,800 | $0.11 |
| Q3 2022 | +32,600 | Add 71.81% | 78,000 | $95.03 |
| Q2 2022 | +40,400 | Add 808.00% | 45,400 | $103.22 |
| Q1 2022 | +5,000 | New Buy | 5,000 | $117.60 |
| Q3 2021 | -57,300 | Sold Out | 0 | $0.00 |
| Q2 2021 | +57,300 | New Buy | 57,300 | $140.84 |
| Q4 2020 | -149,200 | Sold Out | 0 | $0.00 |
| Q3 2020 | +25,900 | Add 21.01% | 149,200 | $113.20 |
| Q2 2020 | +95,200 | Add 338.79% | 123,300 | $111.98 |
| Q1 2020 | +28,100 | New Buy | 28,100 | $99.54 |
| Q4 2019 | -119,500 | Sold Out | 0 | $0.00 |
| Q3 2019 | +30,900 | Add 34.88% | 119,500 | $118.45 |
| Q2 2019 | -95,800 | Reduce 51.95% | 88,600 | $124.35 |
| Q1 2019 | -8,740 | Reduce 4.53% | 184,400 | $106.39 |
| Q4 2018 | -11,160 | Reduce 5.46% | 193,140 | $94.07 |
| Q3 2018 | -64,000 | Reduce 23.85% | 204,300 | $107.74 |
| Q2 2018 | -67,600 | Reduce 20.13% | 268,300 | $93.38 |
| Q1 2018 | +117,800 | Add 54.01% | 335,900 | $89.83 |
| Q4 2017 | +129,700 | Add 146.72% | 218,100 | $86.28 |
| Q3 2017 | +31,300 | Add 54.82% | 88,400 | $86.31 |
| Q2 2017 | -177,000 | Reduce 75.61% | 57,100 | $86.87 |
| Q1 2017 | +97,700 | Add 71.63% | 234,100 | $76.99 |
| Q4 2016 | -34,100 | Reduce 20.00% | 136,400 | $73.45 |
| Q3 2016 | -25,100 | Reduce 12.83% | 170,500 | $77.41 |
| Q2 2016 | -287,200 | Reduce 59.49% | 195,600 | $79.13 |
| Q1 2016 | +230,400 | Add 91.28% | 482,800 | $78.41 |
| Q4 2015 | +94,500 | Add 59.85% | 252,400 | $72.65 |
| Q3 2015 | -4,300 | Reduce 2.65% | 157,900 | $65.96 |
| Q2 2015 | +61,200 | Add 60.59% | 162,200 | $63.77 |
| Q1 2015 | +72,300 | Add 251.92% | 101,000 | $63.52 |
| Q4 2014 | -75,100 | Reduce 72.35% | 28,700 | $66.83 |
| Q3 2014 | +95,700 | Add 1181.48% | 103,800 | $60.70 |
| Q2 2014 | +8,100 | New Buy | 8,100 | $67.04 |
| Q3 2013 | -57,100 | Sold Out | 0 | $0.00 |
| Q2 2013 | +57,100 | Add 0.00% | 57,100 | $55.20 |
Renaissance Technologies (RenTech)'s AptarGroup Investment FAQs
Renaissance Technologies (RenTech) first purchased AptarGroup, Inc. (ATR) in Q2 2013, acquiring 57,100 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 (RenTech) has held AptarGroup, Inc. (ATR) for 48 quarters since Q2 2013.
Renaissance Technologies (RenTech)'s largest addition to AptarGroup, Inc. (ATR) was in Q1 2016, adding 482,800 shares worth $37.86 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 172,800 shares of AptarGroup, Inc. (ATR), valued at approximately $21.78 M.
As of the Q1 2026 filing, AptarGroup, Inc. (ATR) represents approximately 0.03% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in AptarGroup, Inc. (ATR) was 482,800 shares, as reported at the end of Q1 2016.