Renaissance Technologies (RenTech)'s SIBN Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 472,619 shares of SI-BONE, Inc. (SIBN) worth $5.97 M, representing 0.01% of the portfolio. First purchased in 2019-Q3, this long-term strategic position has been held for 22 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in SIBN, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2026, adding 238,219 shares. Largest reduction occurred in Q4 2025, reducing 265,300 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s SI-BONE (SIBN) Holding Value Over Time
Track share changes against reported price movement
Quarterly SI-BONE (SIBN) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +238,219 | Add 101.63% | 472,619 | $12.63 |
| Q4 2025 | -265,300 | Reduce 53.09% | 234,400 | $19.72 |
| Q3 2025 | +80,000 | Add 19.06% | 499,700 | $14.72 |
| Q2 2025 | +206,600 | Add 96.95% | 419,700 | $18.82 |
| Q1 2025 | +101,700 | Add 91.29% | 213,100 | $14.03 |
| Q4 2024 | +111,400 | New Buy | 111,400 | $14.02 |
| Q3 2024 | -130,700 | Sold Out | 0 | $0.00 |
| Q2 2024 | -91,700 | Reduce 41.23% | 130,700 | $12.93 |
| Q1 2024 | +89,700 | Add 67.60% | 222,400 | $16.37 |
| Q4 2023 | -35,000 | Reduce 20.87% | 132,700 | $20.99 |
| Q3 2023 | +126,600 | Add 308.03% | 167,700 | $21.24 |
| Q2 2023 | -90,300 | Reduce 68.72% | 41,100 | $0.03 |
| Q1 2023 | +131,400 | New Buy | 131,400 | $0.02 |
| Q3 2021 | -87,801 | Sold Out | 0 | $0.00 |
| Q2 2021 | -107,800 | Reduce 55.11% | 87,801 | $31.47 |
| Q1 2021 | -53,700 | Reduce 21.54% | 195,601 | $31.81 |
| Q4 2020 | +32,501 | Add 14.99% | 249,301 | $29.90 |
| Q3 2020 | +7,100 | Add 3.39% | 216,800 | $23.72 |
| Q2 2020 | -14,800 | Reduce 6.59% | 209,700 | $15.94 |
| Q1 2020 | +159,200 | Add 243.80% | 224,500 | $11.95 |
| Q4 2019 | +24,400 | Add 59.66% | 65,300 | $21.50 |
| Q3 2019 | +40,900 | New Buy | 40,900 | $17.68 |
Renaissance Technologies (RenTech)'s SI-BONE Investment FAQs
Renaissance Technologies (RenTech) first purchased SI-BONE, Inc. (SIBN) in Q3 2019, acquiring 40,900 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 SI-BONE, Inc. (SIBN) for 22 quarters since Q3 2019.
Renaissance Technologies (RenTech)'s largest addition to SI-BONE, Inc. (SIBN) was in Q1 2026, adding 472,619 shares worth $5.97 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 472,619 shares of SI-BONE, Inc. (SIBN), valued at approximately $5.97 M.
As of the Q1 2026 filing, SI-BONE, Inc. (SIBN) represents approximately 0.01% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in SI-BONE, Inc. (SIBN) was 499,700 shares, as reported at the end of Q3 2025.