Renaissance Technologies (RenTech)'s STAA Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 135,200 shares of STAAR Surgical Company (STAA) worth $2.53 M, representing 0.00% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 43 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in STAA, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2018, adding 369,800 shares. Largest reduction occurred in Q2 2019, reducing 554,300 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s STAAR Surgical Company (STAA) Holding Value Over Time
Track share changes against reported price movement
Quarterly STAAR Surgical Company (STAA) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +97,400 | Add 257.67% | 135,200 | $18.70 |
| Q4 2025 | +37,800 | New Buy | 37,800 | $23.09 |
| Q3 2025 | -31,900 | Sold Out | 0 | $0.00 |
| Q2 2025 | -33,500 | Reduce 51.22% | 31,900 | $16.78 |
| Q1 2025 | -72,700 | Reduce 52.64% | 65,400 | $17.63 |
| Q4 2024 | -165,800 | Reduce 54.56% | 138,100 | $24.29 |
| Q3 2024 | +235,500 | Add 344.30% | 303,900 | $37.15 |
| Q2 2024 | +39,600 | Add 137.50% | 68,400 | $47.61 |
| Q1 2024 | -125,500 | Reduce 81.34% | 28,800 | $38.26 |
| Q4 2023 | -12,100 | Reduce 7.27% | 154,300 | $31.21 |
| Q3 2023 | -128,500 | Reduce 43.57% | 166,400 | $40.18 |
| Q2 2023 | -1,800 | Reduce 0.61% | 294,900 | $0.05 |
| Q1 2023 | +276,900 | Add 1398.48% | 296,700 | $0.06 |
| Q4 2022 | -27,700 | Reduce 58.32% | 19,800 | $0.05 |
| Q3 2022 | +33,000 | Add 227.59% | 47,500 | $70.55 |
| Q2 2022 | -125,500 | Reduce 89.64% | 14,500 | $70.90 |
| Q1 2022 | +57,200 | Add 69.08% | 140,000 | $79.91 |
| Q4 2021 | +80,100 | Add 2966.67% | 82,800 | $91.30 |
| Q3 2021 | +2,700 | New Buy | 2,700 | $128.52 |
| Q1 2020 | -14,900 | Sold Out | 0 | $0.00 |
| Q4 2019 | +14,900 | New Buy | 14,900 | $35.17 |
| Q3 2019 | -191,600 | Sold Out | 0 | $0.00 |
| Q2 2019 | -554,300 | Reduce 74.31% | 191,600 | $29.38 |
| Q1 2019 | -529,900 | Reduce 41.53% | 745,900 | $34.19 |
| Q4 2018 | +369,800 | Add 40.82% | 1.28 M | $31.91 |
| Q3 2018 | +287,000 | Add 46.37% | 906,000 | $48.00 |
| Q2 2018 | +226,200 | Add 57.59% | 619,000 | $31.00 |
| Q1 2018 | +74,400 | Add 23.37% | 392,800 | $14.80 |
| Q4 2017 | +48,900 | Add 18.14% | 318,400 | $15.50 |
| Q3 2017 | +82,900 | Add 44.43% | 269,500 | $12.45 |
| Q2 2017 | +42,300 | Add 29.31% | 186,600 | $10.80 |
| Q1 2017 | +22,600 | Add 18.57% | 144,300 | $9.80 |
| Q4 2016 | -6,500 | Reduce 5.07% | 121,700 | $10.85 |
| Q3 2016 | -34,500 | Reduce 21.20% | 128,200 | $9.40 |
| Q2 2016 | +12,300 | Add 8.18% | 162,700 | $5.51 |
| Q1 2016 | +136,200 | Add 959.15% | 150,400 | $7.39 |
| Q4 2015 | +14,200 | New Buy | 14,200 | $7.11 |
| Q2 2015 | -17,600 | Sold Out | 0 | $0.00 |
| Q1 2015 | +17,600 | New Buy | 17,600 | $7.44 |
| Q2 2014 | -31,600 | Sold Out | 0 | $0.00 |
| Q1 2014 | -500 | Reduce 1.56% | 31,600 | $18.80 |
| Q4 2013 | -51,772 | Reduce 61.73% | 32,100 | $16.20 |
| Q3 2013 | +83,872 | New Buy | 83,872 | $13.54 |
Renaissance Technologies (RenTech)'s STAAR Surgical Company Investment FAQs
Renaissance Technologies (RenTech) first purchased STAAR Surgical Company (STAA) in Q3 2013, acquiring 83,872 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 STAAR Surgical Company (STAA) for 43 quarters since Q3 2013.
Renaissance Technologies (RenTech)'s largest addition to STAAR Surgical Company (STAA) was in Q4 2018, adding 1,275,800 shares worth $40.71 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 135,200 shares of STAAR Surgical Company (STAA), valued at approximately $2.53 M.
As of the Q1 2026 filing, STAAR Surgical Company (STAA) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in STAAR Surgical Company (STAA) was 1,275,800 shares, as reported at the end of Q4 2018.