Charles Schwab
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Charles Schwab’s Mesa Laboratories MLAB Stock Holding History

Charles Schwab’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 		$5.42M Sell
54,463
-7,961
-13% -$801K ﹤0.01% 2437
2026
Q1 		$5.52M Buy
62,424
+511
+0.8% +$44K ﹤0.01% 2365
2025
Q4 		$4.86M Buy
61,913
+7,308
+13% +$556K ﹤0.01% 2470
2025
Q3 		$3.66M Sell
54,605
-7,159
-12% -$515K ﹤0.01% 2563
2025
Q2 		$5.82M Sell
61,764
-3,700
-6% -$406K ﹤0.01% 2271
2025
Q1 		$7.77M Buy
65,464
+2,875
+5% +$392K ﹤0.01% 2069
2024
Q4 		$8.25M Sell
62,589
-20
-0% -$2.46K ﹤0.01% 2099
2024
Q3 		$8.13M Buy
62,609
+17,450
+39% +$2.05M ﹤0.01% 2132
2024
Q2 		$3.92M Buy
45,159
+881
+2% +$92.3K ﹤0.01% 2450
2024
Q1 		$4.86M Buy
44,278
+2,886
+7% +$291K ﹤0.01% 2297
2023
Q4 		$4.34M Buy
41,392
+894
+2% +$87.1K ﹤0.01% 2374
2023
Q3 		$4.26M Buy
40,498
+1,711
+4% +$219K ﹤0.01% 2325
2023
Q2 		$4.98M Buy
38,787
+254
+0.7% +$38.7K ﹤0.01% 2237
2023
Q1 		$6.73M Buy
38,533
+340
+0.9% +$60.9K ﹤0.01% 2062
2022
Q4 		$6.35M Buy
38,193
+1,347
+4% +$211K ﹤0.01% 2087
2022
Q3 		$5.19M Sell
36,846
-185
-0.5% -$33.8K ﹤0.01% 2200
2022
Q2 		$7.55M Sell
37,031
-376
-1% -$82.3K ﹤0.01% 1985
2022
Q1 		$9.54M Buy
37,407
+912
+2% +$248K ﹤0.01% 1985
2021
Q4 		$12M Buy
36,495
+774
+2% +$243K ﹤0.01% 1909
2021
Q3 		$10.8M Buy
35,721
+2,148
+6% +$611K ﹤0.01% 1962
2021
Q2 		$9.1M Buy
33,573
+678
+2% +$172K ﹤0.01% 2051
2021
Q1 		$8.01M Buy
32,895
+988
+3% +$272K ﹤0.01% 2070
2020
Q4 		$9.15M Buy
31,907
+618
+2% +$170K ﹤0.01% 1921
2020
Q3 		$7.97M Buy
31,289
+4,259
+16% +$1.01M ﹤0.01% 1833
2020
Q2 		$5.86M Buy
27,030
+1,985
+8% +$458K ﹤0.01% 1950
2020
Q1 		$5.66M Buy
25,045
+338
+1% +$83.4K ﹤0.01% 1773
2019
Q4 		$6.16M Buy
24,707
+818
+3% +$192K ﹤0.01% 1916
2019
Q3 		$5.68M Buy
23,889
+3,807
+19% +$880K ﹤0.01% 1904
2019
Q2 		$4.91M Buy
20,082
+247
+1% +$57.5K ﹤0.01% 1983
2019
Q1 		$4.57M Buy
19,835
+1,118
+6% +$253K ﹤0.01% 2017
2018
Q4 		$3.9M Sell
18,717
-114
-0.6% -$22.2K ﹤0.01% 2028
2018
Q3 		$3.5M Buy
18,831
+1,578
+9% +$318K ﹤0.01% 2230
2018
Q2 		$3.64M Buy
17,253
+1,762
+11% +$308K ﹤0.01% 2156
2018
Q1 		$2.3M Buy
15,491
+1,268
+9% +$173K ﹤0.01% 2277
2017
Q4 		$1.77M Buy
14,223
+2,247
+19% +$314K ﹤0.01% 2348
2017
Q3 		$1.79M Buy
11,976
+7,176
+150% +$1.01M ﹤0.01% 2332
2017
Q2 		$688K Hold
4,800
– – ﹤0.01% 2587
2017
Q1 		$589K Hold
4,800
– – ﹤0.01% 2590
2016
Q4 		$590K Hold
4,800
– – ﹤0.01% 2599
2016
Q3 		$549K Hold
4,800
– – ﹤0.01% 2581
2016
Q2 		$591K Hold
4,800
– – ﹤0.01% 2535
2016
Q1 		$463K Hold
4,800
– – ﹤0.01% 2605
2015
Q4 		$478K Buy
4,800
+1,200
+33% +$128K ﹤0.01% 2664
2015
Q3 		$402K Hold
3,600
– – ﹤0.01% 2709
2015
Q2 		$321K Hold
3,600
– – ﹤0.01% 2847
2015
Q1 		$260K Hold
3,600
– – ﹤0.01% 2886
2014
Q4 		$279K Hold
3,600
– – ﹤0.01% 2871
2014
Q3 		$209K Hold
3,600
– – ﹤0.01% 2935
2014
Q2 		$303K Hold
3,600
– – ﹤0.01% 2849
2014
Q1 		$325K Hold
3,600
– – ﹤0.01% 2766
2013
Q4 		$283K Hold
3,600
– – ﹤0.01% 2833
2013
Q3 		$249K Buy
+3,600
New +$230K ﹤0.01% 2846

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

Charles Schwab's MLAB Position: Q2 2026 in Review

Charles Schwab reduced its Mesa Laboratories (MLAB) stake by 13% in Q2 2026, selling an estimated $801K and leaving 54,463 shares worth $5.42M. The position accounts for ﹤0.01% of the portfolio, ranked #2437.

Charles Schwab first reported a position in MLAB in Q3 2013 and has held it in 52 quarters since. The position peaked at $12M in Q4 2021. 158 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.

  • Charles Schwab held 54,463 shares of Mesa Laboratories worth $5.42M as of Q2 2026.
  • Charles Schwab sold 7,961 Mesa Laboratories shares in Q2 2026, an estimated $801K.
  • Mesa Laboratories made up ﹤0.01% of Charles Schwab's portfolio in Q2 2026, its #2437 holding.
  • Charles Schwab first reported a position in Mesa Laboratories in Q3 2013 and has held it in 52 quarters since.
  • Charles Schwab's Mesa Laboratories position peaked at $12M in Q4 2021.
  • 158 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.

Based on Charles Schwab's 13F filing for Q2 2026, filed 14 Aug 2026.