Renaissance Technologies (RenTech)'s SMWB Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 739,673 shares of Similarweb Ltd. (SMWB) worth $1.93 M, representing 0.00% of the portfolio. First purchased in 2022-Q2, this medium-term investment has been held for 16 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in SMWB, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2026, adding 378,200 shares. Largest reduction occurred in Q1 2025, reducing 102,600 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Similarweb (SMWB) Holding Value Over Time
Track share changes against reported price movement
Quarterly Similarweb (SMWB) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +378,200 | Add 104.63% | 739,673 | $2.61 |
| Q4 2025 | -2,500 | Reduce 0.69% | 361,473 | $7.49 |
| Q3 2025 | +8,400 | Add 2.36% | 363,973 | $9.30 |
| Q2 2025 | +77,300 | Add 27.78% | 355,573 | $7.84 |
| Q1 2025 | -102,600 | Reduce 26.94% | 278,273 | $8.27 |
| Q4 2024 | +55,873 | Add 17.19% | 380,873 | $14.17 |
| Q3 2024 | +214,400 | Add 193.85% | 325,000 | $8.84 |
| Q2 2024 | +4,599 | Add 4.34% | 110,600 | $7.77 |
| Q1 2024 | -19,999 | Reduce 15.87% | 106,001 | $9.00 |
| Q4 2023 | +90,100 | Add 250.97% | 126,000 | $5.33 |
| Q3 2023 | +300 | Add 0.84% | 35,900 | $6.49 |
| Q2 2023 | +4,900 | Add 15.96% | 35,600 | $0.01 |
| Q1 2023 | +8,300 | Add 37.05% | 30,700 | $0.01 |
| Q4 2022 | +6,400 | Add 40.00% | 22,400 | $0.01 |
| Q3 2022 | +3,500 | Add 28.00% | 16,000 | $5.88 |
| Q2 2022 | +12,500 | New Buy | 12,500 | $8.24 |
Renaissance Technologies (RenTech)'s Similarweb Investment FAQs
Renaissance Technologies (RenTech) first purchased Similarweb Ltd. (SMWB) in Q2 2022, acquiring 12,500 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 Similarweb Ltd. (SMWB) for 16 quarters since Q2 2022.
Renaissance Technologies (RenTech)'s largest addition to Similarweb Ltd. (SMWB) was in Q1 2026, adding 739,673 shares worth $1.93 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 739,673 shares of Similarweb Ltd. (SMWB), valued at approximately $1.93 M.
As of the Q1 2026 filing, Similarweb Ltd. (SMWB) 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 Similarweb Ltd. (SMWB) was 739,673 shares, as reported at the end of Q1 2026.