Renaissance Technologies (RenTech)'s BLK Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 118,722 shares of BlackRock, Inc. (BLK) worth $114.16 M, representing 0.16% of the portfolio. First purchased in 2013-Q4, this long-term strategic position has been held for 35 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in BLK, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2022, adding 245,400 shares. Largest reduction occurred in Q2 2017, reducing 199,968 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s BlackRock (BLK) Holding Value Over Time
Track share changes against reported price movement
Quarterly BlackRock (BLK) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | +118,722 | New Buy | 118,722 | $961.56 |
| Q1 2026 | -3,846 | Sold Out | 0 | $0.00 |
| Q4 2025 | +3,846 | New Buy | 3,846 | $1070.62 |
| Q3 2024 | -24,300 | Sold Out | 0 | $0.00 |
| Q2 2024 | -71,600 | Reduce 74.66% | 24,300 | $787.32 |
| Q1 2024 | +55,200 | Add 135.63% | 95,900 | $833.70 |
| Q4 2023 | +40,700 | New Buy | 40,700 | $811.79 |
| Q3 2023 | -12,800 | Sold Out | 0 | $0.00 |
| Q2 2023 | -97,600 | Reduce 88.41% | 12,800 | $0.69 |
| Q1 2023 | +110,400 | New Buy | 110,400 | $0.67 |
| Q3 2022 | -84,000 | Sold Out | 0 | $0.00 |
| Q2 2022 | -161,400 | Reduce 65.77% | 84,000 | $609.04 |
| Q1 2022 | +245,400 | New Buy | 245,400 | $764.17 |
| Q1 2021 | -27,000 | Sold Out | 0 | $0.00 |
| Q4 2020 | +27,000 | New Buy | 27,000 | $721.56 |
| Q2 2019 | -127,000 | Sold Out | 0 | $0.00 |
| Q1 2019 | +103,800 | Add 447.41% | 127,000 | $427.37 |
| Q4 2018 | -195,800 | Reduce 89.41% | 23,200 | $392.80 |
| Q3 2018 | +113,300 | Add 107.19% | 219,000 | $471.33 |
| Q2 2018 | +91,700 | Add 655.00% | 105,700 | $499.04 |
| Q1 2018 | -14,100 | Reduce 50.18% | 14,000 | $541.71 |
| Q4 2017 | -35,617 | Reduce 55.90% | 28,100 | $513.70 |
| Q3 2017 | +63,717 | New Buy | 63,717 | $447.09 |
| Q2 2017 | -199,968 | Sold Out | 0 | $0.00 |
| Q1 2017 | +114,854 | Add 134.94% | 199,968 | $383.51 |
| Q4 2016 | +85,114 | New Buy | 85,114 | $380.54 |
| Q4 2015 | -177,600 | Sold Out | 0 | $0.00 |
| Q3 2015 | +58,500 | Add 49.12% | 177,600 | $297.47 |
| Q2 2015 | +39,400 | Add 49.44% | 119,100 | $345.98 |
| Q1 2015 | +50,000 | Add 168.35% | 79,700 | $365.83 |
| Q4 2014 | +9,700 | Add 48.50% | 29,700 | $357.58 |
| Q3 2014 | +20,000 | New Buy | 20,000 | $328.30 |
| Q2 2014 | -2,900 | Sold Out | 0 | $0.00 |
| Q1 2014 | -50,074 | Reduce 94.53% | 2,900 | $314.48 |
| Q4 2013 | +52,974 | New Buy | 52,974 | $316.48 |
Renaissance Technologies (RenTech)'s BlackRock Investment FAQs
Renaissance Technologies (RenTech) first purchased BlackRock, Inc. (BLK) in Q4 2013, acquiring 52,974 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 BlackRock, Inc. (BLK) for 35 quarters since Q4 2013.
Renaissance Technologies (RenTech)'s largest addition to BlackRock, Inc. (BLK) was in Q1 2022, adding 245,400 shares worth $187.53 M.
According to the latest 13F filing for Q2 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 118,722 shares of BlackRock, Inc. (BLK), valued at approximately $114.16 M.
As of the Q2 2026 filing, BlackRock, Inc. (BLK) represents approximately 0.16% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in BlackRock, Inc. (BLK) was 245,400 shares, as reported at the end of Q1 2022.