Paul Tudor Jones's MLAB Position Overview
Paul Tudor Jones (via Tudor Investment Corp Et Al) currently holds 6,341 shares of Mesa Laboratories, Inc. (MLAB) worth $424,910, representing 0.00% of the portfolio. First purchased in 2019-Q2, this long-term strategic position has been held for 26 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 Q3 2025, adding 2,139 shares. Largest reduction occurred in Q3 2023, reducing 1,285 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 |
|---|---|---|---|---|
| Q2 2019 | +2,930 | New Buy | 2,930 | $244.37 |
| Q3 2019 | -2,930 | Sold Out | 2,930 | $244.37 |
| Q2 2020 | +2,502 | New Buy | 2,502 | $216.63 |
| Q3 2020 | -2,502 | Sold Out | 2,502 | $216.63 |
| Q2 2023 | +4,455 | New Buy | 4,455 | $128.50 |
| Q3 2023 | -1,285 | Reduce 28.84% | 3,170 | $105.07 |
| Q4 2023 | -3,170 | Sold Out | 3,170 | $105.07 |
| Q2 2025 | +4,202 | New Buy | 4,202 | $94.22 |
| Q3 2025 | +2,139 | Add 50.90% | 6,341 | $67.01 |
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 26 quarters since Q2 2019.
Paul Tudor Jones's largest addition to Mesa Laboratories, Inc. (MLAB) was in Q2 2023, adding 4,455 shares worth $572,468.
According to the latest 13F filing for Q3 2025, Paul Tudor Jones's firm, Tudor Investment Corp Et Al, owns 6,341 shares of Mesa Laboratories, Inc. (MLAB), valued at approximately $424,910.
As of the Q3 2025 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 6,341 shares, as reported at the end of Q3 2025.