BBR Partners’s Mesa Laboratories MLAB Stock Holding History

BBR Partners’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	$2.51M	Hold	25,195	–	–	0.12%	77
2026 Q1	$2.23M	Hold	25,195	–	–	0.12%	72
2025 Q4	$1.98M	Hold	25,195	–	–	0.11%	80
2025 Q3	$1.69M	Hold	25,195	–	–	0.1%	80
2025 Q2	$2.37M	Sell	25,195 -2,400	-9%	-$263K	0.15%	65
2025 Q1	$3.27M	Buy	+27,595	New	+$3.76M	0.23%	45

Other funds holding MLAB

LPP

Long Path Partners Stamford, Connecticut $235M AUM 22.51% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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 New York $1.89T AUM 35.08% 1-Year Est. Return

Diamond Hill Capital Management Columbus, Ohio $12.5B AUM 7.49% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

BBR Partners's MLAB Position: Q2 2026 in Review

BBR Partners held its Mesa Laboratories (MLAB) position steady in Q2 2026 at 25,195 shares worth $2.51M. The position accounts for 0.12% of the portfolio, ranked #77.

BBR Partners first reported a position in MLAB in Q1 2025 and has held it in 6 quarters since. The position peaked at $3.27M in Q1 2025. 160 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

BBR Partners held 25,195 shares of Mesa Laboratories worth $2.51M as of Q2 2026.
BBR Partners left its Mesa Laboratories share count unchanged in Q2 2026.
Mesa Laboratories made up 0.12% of BBR Partners's portfolio in Q2 2026, its #77 holding.
BBR Partners first reported a position in Mesa Laboratories in Q1 2025 and has held it in 6 quarters since.
BBR Partners's Mesa Laboratories position peaked at $3.27M in Q1 2025.
160 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on BBR Partners's 13F filing for Q2 2026, filed 11 Aug 2026.