Paul Tudor Jones's MLAB Position Overview
Paul Tudor Jones (via Tudor Investment Corp Et Al) currently holds 6,874 shares of Mesa Laboratories, Inc. (MLAB) worth $607,799, representing 0.00% of the portfolio. First purchased in 2019-Q2, this medium-term investment has been held for 11 quarters.
Based on 13F filings, Paul Tudor Jones has maintained a strategic position in MLAB, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 21,085 shares. Largest reduction occurred in Q1 2026, reducing 20,552 shares.
Analysis based on 13F filings available since 2013 Q2
Paul Tudor Jones's Mesa Laboratories (MLAB) Holding Value Over Time
Track share changes against reported price movement
Quarterly Mesa Laboratories (MLAB) Trades by Paul Tudor Jones
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -20,552 | Reduce 74.94% | 6,874 | $88.42 |
| Q4 2025 | +21,085 | Add 332.52% | 27,426 | $78.50 |
| Q3 2025 | +2,139 | Add 50.90% | 6,341 | $67.01 |
| Q2 2025 | +4,202 | New Buy | 4,202 | $94.22 |
| Q4 2023 | -3,170 | Sold Out | 0 | $0.00 |
| Q3 2023 | -1,285 | Reduce 28.84% | 3,170 | $105.07 |
| Q2 2023 | +4,455 | New Buy | 4,455 | $128.50 |
| Q3 2020 | -2,502 | Sold Out | 0 | $0.00 |
| Q2 2020 | +2,502 | New Buy | 2,502 | $216.63 |
| Q3 2019 | -2,930 | Sold Out | 0 | $0.00 |
| Q2 2019 | +2,930 | New Buy | 2,930 | $244.37 |
Paul Tudor Jones's Mesa Laboratories Investment FAQs
Paul Tudor Jones first purchased Mesa Laboratories, Inc. (MLAB) in Q2 2019, acquiring 2,930 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 Mesa Laboratories, Inc. (MLAB) for 11 quarters since Q2 2019.
Paul Tudor Jones's largest addition to Mesa Laboratories, Inc. (MLAB) was in Q4 2025, adding 27,426 shares worth $2.15 M.
According to the latest 13F filing for Q1 2026, Paul Tudor Jones's firm, Tudor Investment Corp Et Al, owns 6,874 shares of Mesa Laboratories, Inc. (MLAB), valued at approximately $607,799.
As of the Q1 2026 filing, Mesa Laboratories, Inc. (MLAB) represents approximately 0.00% of Paul Tudor Jones's publicly disclosed stock portfolio, making it one of their key holdings.
Paul Tudor Jones's peak holding in Mesa Laboratories, Inc. (MLAB) was 27,426 shares, as reported at the end of Q4 2025.