Paul Tudor Jones's QLYS Position Overview
Paul Tudor Jones (via Tudor Investment Corp Et Al) currently holds 217,475 shares of Qualys, Inc. (QLYS) worth $28.9 M, representing 0.05% of the portfolio. First purchased in 2014-Q3, this long-term strategic position has been held for 28 quarters.
Based on 13F filings, Paul Tudor Jones has maintained a strategic position in QLYS, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 156,558 shares. Largest reduction occurred in Q1 2024, reducing 92,199 shares.
Analysis based on 13F filings available since 2013 Q2
Paul Tudor Jones's Qualys (QLYS) Holding Value Over Time
Track share changes against reported price movement
Quarterly Qualys (QLYS) Trades by Paul Tudor Jones
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +156,558 | Add 257.00% | 217,475 | $132.90 |
| Q3 2025 | -62,265 | Reduce 50.55% | 60,917 | $132.33 |
| Q2 2025 | +80,559 | Add 189.00% | 123,182 | $142.87 |
| Q1 2025 | +42,623 | New Buy | 42,623 | $125.93 |
| Q3 2024 | -13,998 | Sold Out | 0 | $0.00 |
| Q2 2024 | +13,998 | New Buy | 13,998 | $142.60 |
| Q1 2024 | -92,199 | Sold Out | 0 | $0.00 |
| Q4 2023 | +54,514 | Add 144.66% | 92,199 | $196.28 |
| Q3 2023 | +37,685 | New Buy | 37,685 | $152.55 |
| Q3 2022 | -59,067 | Sold Out | 0 | $0.00 |
| Q2 2022 | +20,392 | Add 52.73% | 59,067 | $126.14 |
| Q1 2022 | -1,133 | Reduce 2.85% | 38,675 | $142.42 |
| Q4 2021 | +39,808 | New Buy | 39,808 | $137.21 |
| Q3 2021 | -42,313 | Sold Out | 0 | $0.00 |
| Q2 2021 | +9,677 | Add 29.65% | 42,313 | $100.68 |
| Q1 2021 | +32,636 | New Buy | 32,636 | $104.79 |
| Q1 2020 | -23,364 | Sold Out | 0 | $0.00 |
| Q4 2019 | +20,373 | Add 681.14% | 23,364 | $83.38 |
| Q3 2019 | +2,991 | New Buy | 2,991 | $75.56 |
| Q1 2017 | -9,729 | Sold Out | 0 | $0.00 |
| Q4 2016 | +9,729 | New Buy | 9,729 | $31.66 |
| Q1 2016 | -9,403 | Sold Out | 0 | $0.00 |
| Q4 2015 | -6,098 | Reduce 39.34% | 9,403 | $33.07 |
| Q3 2015 | +4,609 | Add 42.32% | 15,501 | $28.45 |
| Q2 2015 | -6,042 | Reduce 35.68% | 10,892 | $40.30 |
| Q1 2015 | +9,600 | Add 130.90% | 16,934 | $46.47 |
| Q4 2014 | -3,455 | Reduce 32.02% | 7,334 | $37.77 |
| Q3 2014 | +10,789 | New Buy | 10,789 | $26.60 |
Paul Tudor Jones's Qualys Investment FAQs
Paul Tudor Jones first purchased Qualys, Inc. (QLYS) in Q3 2014, acquiring 10,789 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Paul Tudor Jones has held Qualys, Inc. (QLYS) for 28 quarters since Q3 2014.
Paul Tudor Jones's largest addition to Qualys, Inc. (QLYS) was in Q4 2025, adding 217,475 shares worth $28.9 M.
According to the latest 13F filing for Q4 2025, Paul Tudor Jones's firm, Tudor Investment Corp Et Al, owns 217,475 shares of Qualys, Inc. (QLYS), valued at approximately $28.9 M.
As of the Q4 2025 filing, Qualys, Inc. (QLYS) represents approximately 0.05% of Paul Tudor Jones's publicly disclosed stock portfolio, making it one of their key holdings.
Paul Tudor Jones's peak holding in Qualys, Inc. (QLYS) was 217,475 shares, as reported at the end of Q4 2025.