Renaissance Technologies (RenTech)'s GMAB Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 4.41 M shares of Genmab A/S (GMAB) worth $118.44 M, representing 0.19% of the portfolio. First purchased in 2020-Q1, this long-term strategic position has been held for 25 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in GMAB, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2020, adding 954,697 shares. Largest reduction occurred in Q4 2020, reducing 352,000 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Genmab A/S (GMAB) Holding Value Over Time
Track share changes against reported price movement
Quarterly Genmab A/S (GMAB) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +921,700 | Add 26.39% | 4.41 M | $26.83 |
| Q4 2025 | +671,307 | Add 23.79% | 3.49 M | $30.80 |
| Q3 2025 | +54,793 | Add 1.98% | 2.82 M | $30.67 |
| Q2 2025 | +504,400 | Add 22.30% | 2.77 M | $20.66 |
| Q1 2025 | +336,200 | Add 17.45% | 2.26 M | $19.58 |
| Q4 2024 | +139,722 | Add 7.82% | 1.93 M | $20.87 |
| Q3 2024 | +323,969 | Add 22.15% | 1.79 M | $24.38 |
| Q2 2024 | +103,859 | Add 7.64% | 1.46 M | $25.13 |
| Q1 2024 | -136,200 | Reduce 9.11% | 1.36 M | $29.91 |
| Q4 2023 | +320,800 | Add 27.33% | 1.49 M | $31.84 |
| Q3 2023 | +334,900 | Add 39.91% | 1.17 M | $35.27 |
| Q2 2023 | -210,500 | Reduce 20.06% | 839,100 | $0.04 |
| Q1 2023 | -141,100 | Reduce 11.85% | 1.05 M | $0.04 |
| Q4 2022 | +274,300 | Add 29.93% | 1.19 M | $0.04 |
| Q3 2022 | -63,800 | Reduce 6.51% | 916,400 | $32.13 |
| Q2 2022 | -108,300 | Reduce 9.95% | 980,200 | $32.49 |
| Q1 2022 | +14,100 | Add 1.31% | 1.09 M | $36.18 |
| Q4 2021 | +175,600 | Add 19.54% | 1.07 M | $39.56 |
| Q3 2021 | +13,900 | Add 1.57% | 898,800 | $43.70 |
| Q2 2021 | -107,400 | Reduce 10.82% | 884,900 | $40.83 |
| Q1 2021 | -318,900 | Reduce 24.32% | 992,300 | $32.83 |
| Q4 2020 | -352,000 | Reduce 21.16% | 1.31 M | $40.66 |
| Q3 2020 | +560,103 | Add 50.78% | 1.66 M | $36.61 |
| Q2 2020 | +954,697 | Add 643.33% | 1.1 M | $33.89 |
| Q1 2020 | +148,400 | New Buy | 148,400 | $21.19 |
Renaissance Technologies (RenTech)'s Genmab A/S Investment FAQs
Renaissance Technologies (RenTech) first purchased Genmab A/S (GMAB) in Q1 2020, acquiring 148,400 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 Genmab A/S (GMAB) for 25 quarters since Q1 2020.
Renaissance Technologies (RenTech)'s largest addition to Genmab A/S (GMAB) was in Q2 2020, adding 1,103,097 shares worth $37.38 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 4,414,550 shares of Genmab A/S (GMAB), valued at approximately $118.44 M.
As of the Q1 2026 filing, Genmab A/S (GMAB) represents approximately 0.19% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Genmab A/S (GMAB) was 4,414,550 shares, as reported at the end of Q1 2026.