MassMutual Private Wealth & Trust’s Mesa Laboratories MLAB Stock Holding History

MassMutual Private Wealth & Trust’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
2025 Q3	–	Sell	-46	Closed	-$4.33K	–	2428
2025 Q2	$4.33K	Hold	46	–	–	﹤0.01%	1691
2025 Q1	$5.46K	Hold	46	–	–	﹤0.01%	1566
2024 Q4	$6.07K	Hold	46	–	–	﹤0.01%	1460
2024 Q3	$5.97K	Hold	46	–	–	﹤0.01%	1309
2024 Q2	$3.99K	Sell	46 -7	-13%	-$733	﹤0.01%	1391
2024 Q1	$5.82K	Sell	53 -12	-18%	-$1.21K	﹤0.01%	1220
2023 Q4	$6.81K	Buy	65 +60	+1,200%	+$5.85K	﹤0.01%	1147
2023 Q3	$525	Buy	+5	New	+$641	﹤0.01%	1810
2023 Q2	–	Sell	-5	Closed	-$874	–	1976
2023 Q1	$874	Hold	5	–	–	﹤0.01%	1600
2022 Q4	$1K	Buy	+5	New	+$783	﹤0.01%	1488
2022 Q3	–	Sell	-21	Closed	-$4K	–	1740
2022 Q2	$4K	Buy	+21	New	+$4.6K	﹤0.01%	975
2022 Q1	–	Sell	-14	Closed	-$5K	–	1592
2021 Q4	$5K	Buy	+14	New	+$4.39K	﹤0.01%	903

Other funds holding MLAB

CCA

Conestoga Capital Advisors Wayne, Pennsylvania $5.01B AUM 6.26% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

RIM

Ranger Investment Management Dallas, Texas $1.38B AUM 24.55% 1-Year Est. Return

GCM

Geneva Capital Management Milwaukee, Wisconsin $4.71B AUM 6.32% 1-Year Est. Return

SCM

Simcoe Capital Management New York $576M AUM 36.22% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

KLP

Kent Lake PR Anasco, Puerto Rico $198M AUM 5.21% 1-Year Est. Return

MassMutual Private Wealth & Trust's MLAB Position: Q3 2025 in Review

MassMutual Private Wealth & Trust sold out of Mesa Laboratories (MLAB) in Q3 2025, closing a stake of 46 shares — an estimated $4.33K sold.

MassMutual Private Wealth & Trust first reported a position in MLAB in Q4 2021 and held it in 12 quarters. The position peaked at $6.81K in Q4 2023. 141 funds tracked by Wall St. Rank hold MLAB as of Q3 2025.

MassMutual Private Wealth & Trust reported no remaining Mesa Laboratories position as of Q3 2025 after selling out during the quarter.
MassMutual Private Wealth & Trust sold 46 Mesa Laboratories shares in Q3 2025, an estimated $4.33K.
MassMutual Private Wealth & Trust first reported a position in Mesa Laboratories in Q4 2021 and held it in 12 quarters.
MassMutual Private Wealth & Trust's Mesa Laboratories position peaked at $6.81K in Q4 2023.
141 funds tracked by Wall St. Rank held Mesa Laboratories as of Q3 2025.

Based on MassMutual Private Wealth & Trust's 13F filing for Q3 2025, filed 22 Oct 2025.