Cliff Asness’s Mesa Laboratories MLAB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $20.3M | Buy |
203,739
+33,177
| +19% | +$3.34M | 0.01% | 1175 |
|
|
2026
Q1 | $15.1M | Buy |
170,562
+100,424
| +143% | +$8.65M | 0.01% | 1148 |
|
|
2025
Q4 | $5.51M | Buy |
70,138
+37,499
| +115% | +$2.85M | ﹤0.01% | 1522 |
|
|
2025
Q3 | $2.19M | Buy |
32,639
+24,912
| +322% | +$1.79M | ﹤0.01% | 1925 |
|
|
2025
Q2 | $728K | Sell |
7,727
-429
| -5% | -$47.1K | ﹤0.01% | 2396 |
|
|
2025
Q1 | $968K | Sell |
8,156
-2,729
| -25% | -$372K | ﹤0.01% | 2031 |
|
|
2024
Q4 | $1.44M | Sell |
10,885
-547
| -5% | -$67.1K | ﹤0.01% | 1696 |
|
|
2024
Q3 | $1.48M | Sell |
11,432
-6,571
| -36% | -$773K | ﹤0.01% | 1644 |
|
|
2024
Q2 | $1.56M | Sell |
18,003
-3,631
| -17% | -$380K | ﹤0.01% | 1561 |
|
|
2024
Q1 | $2.37M | Buy |
21,634
+3,842
| +22% | +$387K | ﹤0.01% | 1338 |
|
|
2023
Q4 | $1.86M | Buy |
17,792
+3,078
| +21% | +$300K | ﹤0.01% | 1377 |
|
|
2023
Q3 | $1.55M | Buy |
14,714
+6,546
| +80% | +$839K | ﹤0.01% | 1433 |
|
|
2023
Q2 | $1.05M | Buy |
+8,168
| New | +$1.24M | ﹤0.01% | 1532 |
|
|
2020
Q1 | – | Sell |
-1,194
| Closed | -$298K | – | 2113 |
|
|
2019
Q4 | $298K | Sell |
1,194
-236
| -17% | -$55.3K | ﹤0.01% | 1910 |
|
|
2019
Q3 | $340K | Sell |
1,430
-1,088
| -43% | -$252K | ﹤0.01% | 1879 |
|
|
2019
Q2 | $615K | Buy |
2,518
+291
| +13% | +$67.8K | ﹤0.01% | 1662 |
|
|
2019
Q1 | $513K | Sell |
2,227
-292
| -12% | -$66K | ﹤0.01% | 1800 |
|
|
2018
Q4 | $525K | Sell |
2,519
-1,304
| -34% | -$254K | ﹤0.01% | 1759 |
|
|
2018
Q3 | $710K | Buy |
3,823
+1,726
| +82% | +$347K | ﹤0.01% | 1829 |
|
|
2018
Q2 | $443K | Sell |
2,097
-1,186
| -36% | -$208K | ﹤0.01% | 2016 |
|
|
2018
Q1 | $487K | Buy |
3,283
+21
| +0.6% | +$2.86K | ﹤0.01% | 1916 |
|
|
2017
Q4 | $405K | Hold |
3,262
| – | – | ﹤0.01% | 1983 |
|
|
2017
Q3 | $487K | Hold |
3,262
| – | – | ﹤0.01% | 1946 |
|
|
2017
Q2 | $467K | Hold |
3,262
| – | – | ﹤0.01% | 1917 |
|
|
2017
Q1 | $400K | Hold |
3,262
| – | – | ﹤0.01% | 1945 |
|
|
2016
Q4 | $400K | Sell |
3,262
-482
| -13% | -$60.2K | ﹤0.01% | 1990 |
|
|
2016
Q3 | $428K | Buy |
3,744
+827
| +28% | +$94.2K | ﹤0.01% | 1991 |
|
|
2016
Q2 | $359K | Buy |
2,917
+721
| +33% | +$77.7K | ﹤0.01% | 1970 |
|
|
2016
Q1 | $212K | Sell |
2,196
-1,555
| -41% | -$140K | ﹤0.01% | 2098 |
|
|
2015
Q4 | $373K | Buy |
+3,751
| New | +$401K | ﹤0.01% | 1976 |
|
|
2015
Q3 | – | Sell |
-2,300
| Closed | -$204K | – | 2230 |
|
|
2015
Q2 | $204K | Buy |
+2,300
| New | +$194K | ﹤0.01% | 2109 |
|
Other funds holding MLAB
LPP
RIM
Cliff Asness's MLAB Position: Q2 2026 in Review
Cliff Asness increased its Mesa Laboratories (MLAB) stake by 19% in Q2 2026, buying an estimated $3.34M and bringing the position to 203,739 shares worth $20.3M. The position accounts for 0.01% of the portfolio, ranked #1175.
Cliff Asness first reported a position in MLAB in Q2 2015 and has held it in 31 quarters since. 157 funds tracked by Wall St. Rank hold MLAB as of Q2 2026.
- Cliff Asness held 203,739 shares of Mesa Laboratories worth $20.3M as of Q2 2026.
- Cliff Asness bought 33,177 Mesa Laboratories shares in Q2 2026, an estimated $3.34M.
- Mesa Laboratories made up 0.01% of Cliff Asness's portfolio in Q2 2026, its #1175 holding.
- Cliff Asness first reported a position in Mesa Laboratories in Q2 2015 and has held it in 31 quarters since.
- 157 funds tracked by Wall St. Rank held Mesa Laboratories as of Q2 2026.
Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.