MESA LABS INC COM is a security (CUSIP 59064R109) tracked across SEC portfolio filings. 170 institutional managers reported $456.3M on Form 13F as of 2026-06-30; 23 registered fund positions totaling $36.7M via N-PORT as of 2026-05-31.
Showing 15 of 170 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Long Path Partners LP | Stamford, CT | $47.5M | 477,126 |
| BlackRock, Inc. | New York, NY | $34.8M | 393,851 |
| Boston Partners | BOSTON, MA | $26.4M | 265,149 |
| VANGUARD GROUP INC | Valley Forge, PA | $25.3M | 321,899 |
| Select Equity Group, L.P. | NEW YORK, NY | $20.9M | 235,885 |
| Ranger Investment Management, L.P. | DALLAS, TX | $17.9M | 202,903 |
| Diamond Hill Capital Management, LLC (Investment Advisor) | COLUMBUS, OH | $15.5M | 155,771 |
| AQR CAPITAL MANAGEMENT LLC | Greenwich, CT | $15.1M | 170,562 |
| MORGAN STANLEY | NEW YORK, NY | $14.3M | 162,116 |
| ROYCE & ASSOCIATES LP | New York, NY | $14.3M | 161,229 |
| KENNEDY CAPITAL MANAGEMENT LLC | ST LOUIS, MO | $12.6M | 142,343 |
| Russell Investments Group, Ltd. | Seattle, WA | $12.1M | 121,720 |
| WASATCH ADVISORS LP | SALT LAKE CITY, UT | $11.5M | 115,668 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $11.3M | 128,002 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $11.0M | 124,630 |
Showing 15 of 23 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Keeley Gabelli Small Cap Dividend Fund | Keeley Funds, Inc. | $9.5M | 363.29% |
| ROYCE MICRO-CAP TRUST, INC. | ROYCE MICRO-CAP TRUST, INC. | $5.9M | 85.94% |
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $5.6M | 0.68% |
| ROYCE SMALL-CAP TRUST, INC. | ROYCE SMALL-CAP TRUST, INC. | $4.7M | 21.08% |
| VANGUARD RUSSELL 2000 INDEX FUND | VANGUARD SCOTTSDALE FUNDS | $2.8M | 1.57% |
| Gabelli Dividend & Income Trust | Gabelli Dividend & Income Trust | $1.9M | 7.10% |
| U.S. MICRO CAP PORTFOLIO | DFA INVESTMENT DIMENSIONS GROUP INC | $1.8M | 2.37% |
| Russell Investments U.S. Small Cap Equity ETF | Russell Investments Exchange Traded Funds | $889K | 180.09% |
| Master Small Cap Index Series | Quantitative Master Series LLC | $787K | 1.63% |
| VANGUARD EXPLORER FUND | VANGUARD EXPLORER FUND | $749K | 0.34% |
| Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF | Goldman Sachs ETF Trust | $710K | 7.20% |
| Ranger Small Cap Fund | SPEND LIFE WISELY FUNDS INVESTMENT TRUST | $262K | 121.00% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $255K | 0.04% |
| Keeley Dividend ETF | Gabelli ETFs Trust | $252K | 333.41% |
| TIFF MULTI-ASSET FUND | TIFF Investment Program | $247K | 1.78% |