Mesa Laboratories, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| CONESTOGA CAPITAL ADVISORS, LLC | 10/24/2025 | 426.46 K | $28.58 M | -24.67% | 7.80% |
| BLACKROCK, INC. | 11/12/2025 | 388.80 K | $26.05 M | -50.86% | 7.11% |
| VANGUARD GROUP INC | 11/07/2025 | 321.72 K | $21.56 M | -17.38% | 5.89% |
| MORGAN STANLEY | 11/14/2025 | 254.97 K | $17.09 M | 16.54% | 4.67% |
| RANGER INVESTMENT MANAGEMENT, L.P. | 11/05/2025 | 209.70 K | $14.05 M | -2.14% | 3.84% |
| GENEVA CAPITAL MANAGEMENT LLC | 11/13/2025 | 191.39 K | $12.82 M | -3.87% | 3.50% |
| SIMCOE CAPITAL MANAGEMENT, LLC | 11/13/2025 | 190.93 K | $12.79 M | 100.00% | 3.49% |
| ROYCE & ASSOCIATES LP | 11/12/2025 | 148.56 K | $9.95 M | -40.00% | 2.72% |
| JANUS HENDERSON GROUP PLC | 11/14/2025 | 145.65 K | $9.76 M | 28.57% | 2.67% |
| KENT LAKE PR LLC | 11/14/2025 | 134.52 K | $9.01 M | 100.00% | 2.46% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 133.82 K | $8.97 M | 131.88% | 2.45% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 127.86 K | $8.57 M | -7.86% | 2.34% |
| SELECT EQUITY GROUP, L.P. | 11/14/2025 | 126.72 K | $8.49 M | 23.99% | 2.32% |
| DIAMOND HILL CAPITAL MANAGEMENT INC | 11/05/2025 | 123.38 K | $8.27 M | 218.00% | 2.26% |
| KENNEDY CAPITAL MANAGEMENT LLC | 11/13/2025 | 121.55 K | $8.14 M | 34.34% | 2.22% |
| STATE STREET CORP | 11/14/2025 | 118.95 K | $7.97 M | -43.85% | 2.18% |
| DIMENSIONAL FUND ADVISORS LP | 11/12/2025 | 116.77 K | $7.82 M | 1.29% | 2.14% |
| BOSTON PARTNERS | 11/13/2025 | 114.36 K | $7.66 M | 2,009.52% | 2.09% |
| RUSSELL INVESTMENTS GROUP, LTD. | 11/13/2025 | 99.19 K | $6.65 M | 24.80% | 1.81% |
| CRAWFORD INVESTMENT COUNSEL INC | 11/14/2025 | 82.47 K | $5.53 M | 59.38% | 1.51% |
| ROUBAIX CAPITAL, LLC | 11/12/2025 | 76.66 K | $5.14 M | 100.00% | 1.40% |
| MEROS INVESTMENT MANAGEMENT, LP | 11/14/2025 | 76.48 K | $5.12 M | 108.85% | 1.40% |
| NORTHERN TRUST CORP | 11/14/2025 | 71.97 K | $4.82 M | -22.39% | 1.32% |
| MASON CAPITAL MANAGEMENT LLC | 11/14/2025 | 70.30 K | $4.71 M | 100.00% | 1.29% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 54.61 K | $3.66 M | -11.59% | 1.00% |
| GABELLI FUNDS LLC | 11/12/2025 | 53.97 K | $3.62 M | 114.56% | 0.99% |
| HERALD INVESTMENT MANAGEMENT LTD | 11/07/2025 | 50.00 K | $3.34 M | 100.00% | 0.91% |
| RAYMOND JAMES FINANCIAL INC | 11/14/2025 | 47.40 K | $3.18 M | -74.45% | 0.87% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 47.10 K | $3.16 M | -27.46% | 0.86% |
| COMERICA BANK | 11/14/2025 | 42.39 K | $2.84 M | -4.24% | 0.78% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 41.78 K | $2.80 M | 41.99% | 0.76% |
| AMERIPRISE FINANCIAL INC | 11/14/2025 | 39.10 K | $2.62 M | -46.82% | 0.72% |
| JANE STREET GROUP, LLC | 11/14/2025 | 38.23 K | $2.56 M | 177.31% | 0.70% |
| CUBIST SYSTEMATIC STRATEGIES, LLC | 11/14/2025 | 35.99 K | $2.41 M | 100.00% | 0.66% |
| CITADEL ADVISORS LLC | 11/14/2025 | 34.18 K | $2.29 M | 27.18% | 0.63% |
| MONIMUS CAPITAL MANAGEMENT, LP | 11/14/2025 | 33.74 K | $2.26 M | 100.00% | 0.62% |
| BANK OF NEW YORK MELLON CORP | 11/03/2025 | 33.68 K | $2.26 M | -37.04% | 0.62% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 32.81 K | $2.20 M | 278.66% | 0.60% |
| AQR CAPITAL MANAGEMENT LLC | 11/14/2025 | 32.64 K | $2.19 M | 322.40% | 0.60% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 11/14/2025 | 30.73 K | $2.06 M | 54.41% | 0.56% |
| ROYAL BANK OF CANADA | 11/14/2025 | 26.88 K | $1.80 M | -27.89% | 0.49% |
| BBR PARTNERS, LLC | 11/07/2025 | 25.20 K | $1.69 M | 0.00% | 0.46% |
| TREXQUANT INVESTMENT LP | 11/14/2025 | 25.09 K | $1.68 M | 524.13% | 0.46% |
| KING LUTHER CAPITAL MANAGEMENT CORP | 11/07/2025 | 19.92 K | $1.33 M | 0.00% | 0.36% |
| UBS GROUP AG | 11/13/2025 | 19.16 K | $1.28 M | -38.77% | 0.35% |
| STATE OF WISCONSIN INVESTMENT BOARD | 11/14/2025 | 18.41 K | $1.23 M | 100.00% | 0.34% |
| SEGALL BRYANT & HAMILL, LLC | 11/12/2025 | 18.29 K | $1.23 M | 0.00% | 0.33% |
| RICE HALL JAMES & ASSOCIATES, LLC | 10/16/2025 | 17.15 K | $1.15 M | -32.36% | 0.31% |
| ENVESTNET ASSET MANAGEMENT INC | 11/05/2025 | 16.68 K | $1.12 M | -18.56% | 0.31% |
| MARSHALL WACE, LLP | 11/13/2025 | 14.60 K | $978.35 K | 100.00% | 0.27% |
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Mesa Laboratories, Inc. institutional Ownership - FAQ's
During the previous two years, 233 institutional investors and hedge funds held shares of Mesa Laboratories, Inc.. The most heavily invested institutionals were:
Conestoga Capital Advisors, LLC: 426,457
BlackRock, Inc.: 388,795
VANGUARD GROUP INC: 321,717
MORGAN STANLEY: 254,974
Ranger Investment Management, L.P.: 209,700
GENEVA CAPITAL MANAGEMENT LLC: 191,386
91.24% of Mesa Laboratories, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 6.83 M shares in the last 24 months. This purchase volume represents approximately $500.59 M in transactions.