Calamos Advisors LLC - MESA LABS INC ownership

MESA LABS INC's ticker is and the CUSIP is 59064RAA7. A total of 16 filers reported holding MESA LABS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of MESA LABS INC
ValueSharesWeighting
Q3 2023$4,503,550
+0.3%
5,000,0000.0%0.02%
+4.5%
Q2 2023$4,491,100
-3.5%
5,000,0000.0%0.02%
-4.3%
Q1 2023$4,654,950
+2.9%
5,000,0000.0%0.02%
+9.5%
Q4 2022$4,522,550
+8.0%
5,000,0000.0%0.02%
+10.5%
Q3 2022$4,187,000
-10.5%
5,000,0000.0%0.02%
-5.0%
Q2 2022$4,676,000
-12.5%
5,000,0000.0%0.02%0.0%
Q1 2022$5,345,000
-16.8%
5,000,0000.0%0.02%
-16.7%
Q4 2021$6,421,000
+5.2%
5,000,0000.0%0.02%
-11.1%
Q3 2021$6,106,000
+5.9%
5,000,0000.0%0.03%
+3.8%
Q2 2021$5,768,000
+5.2%
5,000,0000.0%0.03%
-13.3%
Q1 2021$5,484,000
-7.8%
5,000,0000.0%0.03%
-14.3%
Q4 2020$5,947,000
+7.3%
5,000,0000.0%0.04%
-2.8%
Q3 2020$5,544,000
+11.8%
5,000,0000.0%0.04%
+2.9%
Q2 2020$4,959,0005,000,0000.04%
Other shareholders
MESA LABS INC shareholders Q4 2020
NameSharesValueWeighting ↓
ABSOLUTE INVESTMENT ADVISERS, LLC 4,200,000$5,366,0001.74%
III Capital Management 7,500,000$9,595,0000.70%
Polar Asset Management Partners Inc. 30,000,000$38,395,0000.41%
Aequim Alternative Investments LP 9,000,000$11,509,0000.36%
LMR Partners LLP 15,000,000$19,106,0000.20%
Man Group plc 23,000,000$29,555,0000.10%
Shaolin Capital Management LLC 2,500,000$3,188,0000.08%
CAPSTONE INVESTMENT ADVISORS, LLC 17,000,000$21,740,0000.04%
LAZARD ASSET MANAGEMENT LLC 26,000,000$33,248,0000.04%
Daiwa Securities Group Inc. 4,000,000$5,108,0000.03%
View complete list of MESA LABS INC shareholders