Bessemer Group
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Bessemer Group’s Mesa Laboratories MLAB Stock Holding History

Bessemer Group’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 		$10K Buy
105
+63
+150% +$6.34K ﹤0.01% 2160
2026
Q1 		$4K Hold
42
– – ﹤0.01% 2267
2025
Q4 		$3K Sell
42
-163
-80% -$12.4K ﹤0.01% 2359
2025
Q3 		$14K Buy
205
+204
+20,400% +$14.7K ﹤0.01% 1824
2025
Q2 		$0 Hold
1
– – ﹤0.01% 2551
2025
Q1 		$0 Buy
+1
New +$136 ﹤0.01% 2622
2024
Q3 		– Sell
-8
Closed -$1K – 2659
2024
Q2 		$1K Hold
8
– – ﹤0.01% 2003
2024
Q1 		$1K Hold
8
– – ﹤0.01% 2013
2023
Q4 		$1K Sell
8
-20
-71% -$1.95K ﹤0.01% 2094
2023
Q3 		$3K Buy
28
+20
+250% +$2.56K ﹤0.01% 1882
2023
Q2 		$1K Sell
8
-32
-80% -$4.88K ﹤0.01% 2184
2023
Q1 		$7K Buy
40
+20
+100% +$3.58K ﹤0.01% 1537
2022
Q4 		$3K Sell
20
-84
-81% -$13.2K ﹤0.01% 1729
2022
Q3 		$15K Buy
104
+89
+593% +$16.2K ﹤0.01% 1444
2022
Q2 		$3K Hold
15
– – ﹤0.01% 1680
2022
Q1 		$4K Hold
15
– – ﹤0.01% 1600
2021
Q4 		$5K Buy
+15
New +$4.71K ﹤0.01% 1583
2021
Q2 		– Sell
-29
Closed -$7K – 1618
2021
Q1 		$7K Buy
+29
New +$7.98K ﹤0.01% 1359
2020
Q3 		– Sell
-11,200
Closed -$2.43M – 1542
2020
Q2 		$2.43M Buy
11,200
+700
+7% +$161K 0.01% 437
2020
Q1 		$2.37M Hold
10,500
– – 0.01% 402
2019
Q4 		$2.62M Buy
10,500
+400
+4% +$93.7K 0.01% 491
2019
Q3 		$2.4M Hold
10,100
– – 0.01% 471
2019
Q2 		$2.47M Hold
10,100
– – 0.01% 472
2019
Q1 		$2.33M Buy
10,100
+9,500
+1,583% +$2.15M 0.01% 416
2018
Q4 		$125K Buy
+600
New +$117K ﹤0.01% 1100
2017
Q4 		– Sell
-900
Closed -$134K – 1770
2017
Q3 		$134K Sell
900
-4,000
-82% -$564K ﹤0.01% 1131
2017
Q2 		$702K Buy
4,900
+4,300
+717% +$611K ﹤0.01% 774
2017
Q1 		$74K Buy
+600
New +$73.5K ﹤0.01% 1244

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
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

Bessemer Group's MLAB Position: Q2 2026 in Review

Bessemer Group increased its Mesa Laboratories (MLAB) stake by 150% in Q2 2026, buying an estimated $6.34K and bringing the position to 105 shares worth $10K. The position accounts for ﹤0.01% of the portfolio, ranked #2160.

Bessemer Group first reported a position in MLAB in Q1 2017 and has held it in 28 quarters since. The position peaked at $2.62M in Q4 2019. 160 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

  • Bessemer Group held 105 shares of Mesa Laboratories worth $10K as of Q2 2026.
  • Bessemer Group bought 63 Mesa Laboratories shares in Q2 2026, an estimated $6.34K.
  • Mesa Laboratories made up ﹤0.01% of Bessemer Group's portfolio in Q2 2026, its #2160 holding.
  • Bessemer Group first reported a position in Mesa Laboratories in Q1 2017 and has held it in 28 quarters since.
  • Bessemer Group's Mesa Laboratories position peaked at $2.62M in Q4 2019.
  • 160 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on Bessemer Group's 13F filing for Q2 2026, filed 12 Aug 2026.