Diamond Hill Capital Management
MLAB icon

Diamond Hill Capital Management’s Mesa Laboratories MLAB Stock Holding History

Diamond Hill Capital Management’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 		$15.5M Buy
155,771
+469
+0.3% +$47.2K 0.12% 115
2026
Q1 		$13.7M Buy
155,302
+13,329
+9% +$1.15M 0.09% 117
2025
Q4 		$11.1M Buy
141,973
+18,592
+15% +$1.41M 0.06% 126
2025
Q3 		$8.27M Buy
123,381
+84,582
+218% +$6.09M 0.04% 135
2025
Q2 		$3.66M Buy
38,799
+9,341
+32% +$1.03M 0.02% 149
2025
Q1 		$3.5M Buy
29,458
+2,824
+11% +$385K 0.02% 144
2024
Q4 		$3.51M Buy
+26,634
New +$3.27M 0.02% 145

Other funds holding MLAB

LPP
Long Path Partners Stamford, Connecticut $235M AUM 22.51% 1-Year Est. Return
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
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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Diamond Hill Capital Management's MLAB Position: Q2 2026 in Review

Diamond Hill Capital Management increased its Mesa Laboratories (MLAB) stake by 0.3% in Q2 2026, buying an estimated $47.2K and bringing the position to 155,771 shares worth $15.5M. The position accounts for 0.12% of the portfolio, ranked #115.

Diamond Hill Capital Management first reported a position in MLAB in Q4 2024 and has held it in 7 quarters since. 159 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

  • Diamond Hill Capital Management held 155,771 shares of Mesa Laboratories worth $15.5M as of Q2 2026.
  • Diamond Hill Capital Management bought 469 Mesa Laboratories shares in Q2 2026, an estimated $47.2K.
  • Mesa Laboratories made up 0.12% of Diamond Hill Capital Management's portfolio in Q2 2026, its #115 holding.
  • Diamond Hill Capital Management first reported a position in Mesa Laboratories in Q4 2024 and has held it in 7 quarters since.
  • 159 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on Diamond Hill Capital Management's 13F filing for Q2 2026, filed 6 Aug 2026.