Renaissance Technologies (RenTech)'s ISTB Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 41,800 shares of iShares Core 1-5 Year USD Bond ETF (ISTB) worth $2.04 M, representing 0.00% of the portfolio. First purchased in 2019-Q1, this long-term strategic position has been held for 23 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in ISTB, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2025, adding 303,388 shares. Largest reduction occurred in Q4 2025, reducing 231,300 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s iShares Core 1-5 Year USD Bond ETF (ISTB) Holding Value Over Time
Track share changes against reported price movement
Quarterly iShares Core 1-5 Year USD Bond ETF (ISTB) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -231,300 | Reduce 84.69% | 41,800 | $48.75 |
| Q3 2025 | -133,400 | Reduce 32.82% | 273,100 | $48.84 |
| Q2 2025 | -121,900 | Reduce 23.07% | 406,500 | $48.65 |
| Q1 2025 | +303,388 | Add 134.83% | 528,400 | $48.35 |
| Q4 2024 | -16,449 | Reduce 6.81% | 225,012 | $47.77 |
| Q3 2024 | +130,861 | Add 118.32% | 241,461 | $48.68 |
| Q2 2024 | +32,900 | Add 42.34% | 110,600 | $47.37 |
| Q1 2024 | +77,700 | New Buy | 77,700 | $47.44 |
| Q4 2023 | -5,523 | Sold Out | 0 | $0.00 |
| Q3 2023 | +5,523 | New Buy | 5,523 | $46.35 |
| Q1 2022 | -28,954 | Sold Out | 0 | $0.00 |
| Q4 2021 | +28,954 | New Buy | 28,954 | $50.42 |
| Q3 2021 | -99,700 | Sold Out | 0 | $0.00 |
| Q2 2021 | -1,408 | Reduce 1.39% | 99,700 | $51.29 |
| Q1 2021 | -125,256 | Reduce 55.33% | 101,108 | $51.29 |
| Q4 2020 | +150,838 | Add 199.72% | 226,364 | $51.64 |
| Q3 2020 | -57,474 | Reduce 43.21% | 75,526 | $51.55 |
| Q2 2020 | +61,909 | Add 87.08% | 133,000 | $51.47 |
| Q1 2020 | -47,309 | Reduce 39.96% | 71,091 | $50.50 |
| Q4 2019 | +50,700 | Add 74.89% | 118,400 | $50.40 |
| Q3 2019 | -158 | Reduce 0.23% | 67,700 | $50.49 |
| Q2 2019 | +15,958 | Add 30.75% | 67,858 | $50.43 |
| Q1 2019 | +51,900 | New Buy | 51,900 | $49.87 |
Renaissance Technologies (RenTech)'s iShares Core 1-5 Year USD Bond ETF Investment FAQs
Renaissance Technologies (RenTech) first purchased iShares Core 1-5 Year USD Bond ETF (ISTB) in Q1 2019, acquiring 51,900 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 iShares Core 1-5 Year USD Bond ETF (ISTB) for 23 quarters since Q1 2019.
Renaissance Technologies (RenTech)'s largest addition to iShares Core 1-5 Year USD Bond ETF (ISTB) was in Q1 2025, adding 528,400 shares worth $25.55 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 41,800 shares of iShares Core 1-5 Year USD Bond ETF (ISTB), valued at approximately $2.04 M.
As of the Q4 2025 filing, iShares Core 1-5 Year USD Bond ETF (ISTB) 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 iShares Core 1-5 Year USD Bond ETF (ISTB) was 528,400 shares, as reported at the end of Q1 2025.