Catherine Wood's CERS Position Overview
Catherine Wood (via Ark Investment Management LLC) currently holds 19.16 M shares of Cerus Corporation (CERS) worth $34.87 M, representing 0.27% of the portfolio. First purchased in 2016-Q4, this long-term strategic position has been held for 38 quarters.
Based on 13F filings, Catherine Wood has maintained a strategic position in CERS, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2020, adding 8.24 M shares. Largest reduction occurred in Q2 2021, reducing 4.6 M shares.
Analysis based on 13F filings available since 2013 Q2
Catherine Wood's Cerus Corporation (CERS) Holding Value Over Time
Track share changes against reported price movement
Quarterly Cerus Corporation (CERS) Trades by Catherine Wood
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +960,944 | Add 5.28% | 19.16 M | $1.82 |
| Q4 2025 | -649,984 | Reduce 3.45% | 18.2 M | $2.06 |
| Q3 2025 | -357,416 | Reduce 1.86% | 18.85 M | $1.59 |
| Q2 2025 | -1.45 M | Reduce 7.01% | 19.21 M | $1.41 |
| Q1 2025 | -159,610 | Reduce 0.77% | 20.66 M | $1.39 |
| Q4 2024 | +2.59 M | Add 14.21% | 20.81 M | $1.54 |
| Q3 2024 | -1.68 M | Reduce 8.42% | 18.23 M | $1.74 |
| Q2 2024 | -1.65 M | Reduce 7.64% | 19.9 M | $1.76 |
| Q1 2024 | +630,870 | Add 3.02% | 21.55 M | $1.89 |
| Q4 2023 | +852,420 | Add 4.25% | 20.91 M | $2.16 |
| Q3 2023 | -595,485 | Reduce 2.88% | 20.06 M | $1.62 |
| Q2 2023 | -1.44 M | Reduce 6.53% | 20.66 M | $2.46 |
| Q1 2023 | +6.24 M | Add 39.32% | 22.1 M | $2.97 |
| Q4 2022 | -990,491 | Reduce 5.88% | 15.86 M | $3.65 |
| Q3 2022 | -257,187 | Reduce 1.50% | 16.85 M | $3.60 |
| Q2 2022 | +897,215 | Add 5.53% | 17.11 M | $4.95 |
| Q1 2022 | +455,803 | Add 2.89% | 16.21 M | $5.49 |
| Q4 2021 | -1.33 M | Reduce 7.77% | 15.76 M | $6.81 |
| Q3 2021 | -3.86 M | Reduce 18.42% | 17.09 M | $6.09 |
| Q2 2021 | -4.6 M | Reduce 18.01% | 20.94 M | $5.91 |
| Q1 2021 | -4.03 M | Reduce 13.63% | 25.54 M | $6.01 |
| Q4 2020 | -427,806 | Reduce 1.43% | 29.57 M | $6.92 |
| Q3 2020 | +8.24 M | Add 37.88% | 30 M | $6.26 |
| Q2 2020 | +7.75 M | Add 55.36% | 21.76 M | $6.60 |
| Q1 2020 | +4.59 M | Add 48.73% | 14.01 M | $4.65 |
| Q4 2019 | +733,290 | Add 8.44% | 9.42 M | $4.22 |
| Q3 2019 | +190,148 | Add 2.24% | 8.68 M | $5.16 |
| Q2 2019 | +853,589 | Add 11.17% | 8.49 M | $5.62 |
| Q1 2019 | +898,651 | Add 13.33% | 7.64 M | $6.23 |
| Q4 2018 | +241,750 | Add 3.72% | 6.74 M | $5.07 |
| Q3 2018 | +803,661 | Add 14.11% | 6.5 M | $7.21 |
| Q2 2018 | +443,387 | Add 8.44% | 5.7 M | $6.67 |
| Q1 2018 | +1.69 M | Add 47.35% | 5.25 M | $5.48 |
| Q4 2017 | +3.56 M | Add 0.00% | 3.56 M | $3.38 |
| Q2 2017 | +938,647 | Add 126.45% | 1.68 M | $2.51 |
| Q1 2017 | +80,463 | Add 12.16% | 742,278 | $4.45 |
| Q4 2016 | +661,816 | Add 0.00% | 661,815 | $4.35 |
Catherine Wood's Cerus Corporation Investment FAQs
Catherine Wood first purchased Cerus Corporation (CERS) in Q4 2016, acquiring 661,815 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Catherine Wood has held Cerus Corporation (CERS) for 38 quarters since Q4 2016.
Catherine Wood's largest addition to Cerus Corporation (CERS) was in Q3 2020, adding 30,000,071 shares worth $187.8 M.
According to the latest 13F filing for Q1 2026, Catherine Wood's firm, Ark Investment Management LLC, owns 19,161,148 shares of Cerus Corporation (CERS), valued at approximately $34.87 M.
As of the Q1 2026 filing, Cerus Corporation (CERS) represents approximately 0.27% of Catherine Wood's publicly disclosed stock portfolio, making it one of their key holdings.
Catherine Wood's peak holding in Cerus Corporation (CERS) was 30,000,071 shares, as reported at the end of Q3 2020.