Harbour Investments’s Mesa Laboratories MLAB Stock Holding History

Harbour Investments’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	$8.22K	Buy	83 +1	+1%	+$101	﹤0.01%	3457
2026 Q1	$7.3K	Hold	82	–	–	﹤0.01%	3421
2025 Q4	$6.47K	Hold	82	–	–	﹤0.01%	2926
2025 Q3	$5.51K	Hold	82	–	–	﹤0.01%	2948
2025 Q2	$7.73K	Hold	82	–	–	﹤0.01%	2687
2025 Q1	$9.71K	Sell	82 -42	-34%	-$5.72K	﹤0.01%	2533
2024 Q4	$16.3K	Hold	124	–	–	﹤0.01%	2223
2024 Q3	$16.1K	Hold	124	–	–	﹤0.01%	2151
2024 Q2	$10.7K	Buy	124 +1	+0.8%	+$105	﹤0.01%	2230
2024 Q1	$13.5K	Hold	123	–	–	﹤0.01%	2114
2023 Q4	$12.9K	Sell	123 -46	-27%	-$4.48K	﹤0.01%	2054
2023 Q3	$17.8K	Sell	169 -187	-53%	-$24K	﹤0.01%	1798
2023 Q2	$45.8K	Sell	356 -78	-18%	-$11.9K	﹤0.01%	1404
2023 Q1	$75.8K	Buy	434 +1	+0.2%	+$179	﹤0.01%	1169
2022 Q4	$72K	Hold	433	–	–	﹤0.01%	1150
2022 Q3	$88K	Hold	433	–	–	0.01%	1032
2022 Q2	$88K	Buy	+433	New	+$94.8K	0.01%	1032
2021 Q4	$155K	Sell	473 -262	-36%	-$82.2K	0.01%	811
2021 Q3	$222K	Buy	735 +1	+0.1%	+$284	0.01%	973
2021 Q2	$199K	Sell	734 -6	-0.8%	-$1.52K	0.01%	1048
2021 Q1	$180K	Buy	+740	New	+$204K	0.01%	1016

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

Harbour Investments's MLAB Position: Q2 2026 in Review

Harbour Investments increased its Mesa Laboratories (MLAB) stake by 1.2% in Q2 2026, buying an estimated $101 and bringing the position to 83 shares worth $8.22K. The position accounts for ﹤0.01% of the portfolio, ranked #3457.

Harbour Investments first reported a position in MLAB in Q1 2021 and has held it in 21 quarters since. The position peaked at $222K in Q3 2021. 159 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

Harbour Investments held 83 shares of Mesa Laboratories worth $8.22K as of Q2 2026.
Harbour Investments bought 1 Mesa Laboratories share in Q2 2026, an estimated $101.
Mesa Laboratories made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #3457 holding.
Harbour Investments first reported a position in Mesa Laboratories in Q1 2021 and has held it in 21 quarters since.
Harbour Investments's Mesa Laboratories position peaked at $222K in Q3 2021.
159 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.