Jones Financial Companies
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Jones Financial Companies’s Mesa Laboratories MLAB Stock Holding History

Jones Financial Companies’s Portfolio MLAB Stock Details MLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.13K Hold
11
– – ﹤0.01% 4581
2026
Q1 		$903 Buy
11
+9
+450% +$775 ﹤0.01% 4373
2025
Q4 		$157 Hold
2
– – ﹤0.01% 4285
2025
Q3 		$129 Hold
2
– – ﹤0.01% 4149
2025
Q2 		$197 Buy
+2
New +$219 ﹤0.01% 3914

Other funds holding MLAB

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BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
RIM
Ranger Investment Management Dallas, Texas $1.58B AUM 51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $12.5B AUM 7.49% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jones Financial Companies's MLAB Position: Q2 2026 in Review

Jones Financial Companies held its Mesa Laboratories (MLAB) position steady in Q2 2026 at 11 shares worth $1.13K. The position accounts for ﹤0.01% of the portfolio, ranked #4581.

Jones Financial Companies first reported a position in MLAB in Q2 2025 and has held it in 5 quarters since. 159 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

  • Jones Financial Companies held 11 shares of Mesa Laboratories worth $1.13K as of Q2 2026.
  • Jones Financial Companies left its Mesa Laboratories share count unchanged in Q2 2026.
  • Mesa Laboratories made up ﹤0.01% of Jones Financial Companies's portfolio in Q2 2026, its #4581 holding.
  • Jones Financial Companies first reported a position in Mesa Laboratories in Q2 2025 and has held it in 5 quarters since.
  • 159 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on Jones Financial Companies's 13F filing for Q2 2026, filed 14 Aug 2026.