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Mesa Laboratorie (MLAB)
NASDAQ
$92.07+$0.09 (+0.10%)
Price as of Jun 23, 2026 4:24 PM EDT- $515.1MMarket Cap
- -6.00%1-Year Change
- Scientific & Technical InstrumentsIndustry
Mesa Laboratorie (MLAB)
$92.07+$0.09 (+0.10%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK FUNDING, INC. /DE | 15.28% | 844,364 | +7,543 (+0.89%) | Dec 31, 2024 |
BLACKROCK INC. | 14.54% | 803,496 | -27,492 (-3.42%) | Jun 30, 2024 |
LONG PATH PARTNERS LP | 7.34% | 405,583 | +178,360 (+43.98%) | Mar 31, 2026 |
BLACKROCK, INC. | 7.13% | 393,851 | -4,815 (-1.22%) | Mar 31, 2026 |
ROYCE & ASSOCIATES LLC | 6.20% | 342,758 | +1,553 (+0.45%) | Dec 31, 2021 |
VANGUARD GROUP INC | 5.83% | 321,899 | +182 (+0.06%) | Dec 31, 2025 |
BOSTON PARTNERS | 4.86% | 268,711 | +55,335 (+20.59%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
CONESTOGA FUNDS | 5.06% | 279,510 | 0 (0.00%) | Mar 31, 2026 |
Franklin Alternative Strategies Funds | 4.78% | 264,000 | 0 (0.00%) | Nov 28, 2025 |
VANGUARD INDEX FUNDS | 4.11% | 227,006 | +2,510 (+1.11%) | Mar 31, 2026 |
iSHARES TRUST | 3.24% | 178,977 | -6,897 (-3.85%) | Mar 31, 2026 |
GLENMEDE FUND INC | 2.23% | 122,996 | 0 (0.00%) | Apr 30, 2026 |
DIAMOND HILL FUNDS | 2.04% | 112,678 | +16,036 (+14.23%) | Mar 31, 2026 |
AIM GROWTH SERIES (INVESCO GROWTH SERIES) | 1.65% | 90,959 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions90.6M (72.21%)
- Mutual Funds34.3M (27.32%)
- Insiders589,242 (0.47%)
- Other0 (0.00%)
Insider Transactions
- 0.47% (589,242)Current InsiderOwnership (%, shares)
- 2Number of InsiderBuying (last 12 months)
- $472,780.80Amount of InsiderBuying (last 12 months)
- 1Number of InsiderSelling (last 12 months)
- $1.5MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
SAKYS JOHN V CFO | Sell | Jun 22, 2026 | $253,022.15 | 2,827 | $89.50 | 19,785 |
SAKYS JOHN V CFO | Exempt | Jun 18, 2026 | $0.00 | 1,036 | $0.00 | 0 |
SAKYS JOHN V CFO | Exempt | Jun 18, 2026 | $0.00 | 2,756 | $0.00 | 2,755 |
SAKYS JOHN V CFO | Exempt | Jun 18, 2026 | $98,523.60 | 1,036 | $95.10 | 17,574 |
SAKYS JOHN V CFO | Exempt | Jun 18, 2026 | $262,095.60 | 2,756 | $95.10 | 20,330 |
SAKYS JOHN V CFO | Award | Jun 18, 2026 | $217,018.20 | 2,282 | $95.10 | 22,612 |
SAKYS JOHN V CFO | Expire Short | Jun 15, 2026 | $0.00 | 3,951 | $0.00 | 15,755 |
SAKYS JOHN V CFO | Exempt | Jun 15, 2026 | $0.00 | 2,717 | $0.00 | 5,416 |
SAKYS JOHN V CFO | Award | Jun 15, 2026 | $0.00 | 8,416 | $0.00 | 8,416 |
SAKYS JOHN V CFO | Exempt | Jun 15, 2026 | $282,785.36 | 2,717 | $104.08 | 17,761 |
Owens Gary M President and CEO | Return | Mar 31, 2026 | $0.00 | 8,211 | $0.00 | 16,448 |
Tripeny R Tony | Buy | Mar 10, 2026 | $99,940.00 | 1,315 | $76.00 | 5,398 |
Capone Mark Christopher | Buy | Mar 10, 2026 | $99,331.35 | 1,301 | $76.35 | 3,429 |
Capone Mark Christopher | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 0 |
Alltoft Jennifer Sadie | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 0 |
Capone Mark Christopher | Award | Aug 15, 2025 | $0.00 | 2,784 | $0.00 | 2,784 |
Tripeny R Tony | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 0 |
Capone Mark Christopher | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 2,128 |
Alltoft Jennifer Sadie | Award | Aug 15, 2025 | $0.00 | 2,784 | $0.00 | 2,784 |
Tripeny R Tony | Award | Aug 15, 2025 | $0.00 | 2,784 | $0.00 | 2,784 |
Alltoft Jennifer Sadie | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 4,878 |
Tripeny R Tony | Exempt | Aug 15, 2025 | $0.00 | 1,404 | $0.00 | 4,083 |
SAKYS JOHN V CFO | Exempt | Jun 21, 2025 | $0.00 | 1,036 | $0.00 | 1,036 |
Archbold Brian David SVP Operations | Exempt | Jun 21, 2025 | $0.00 | 844 | $0.00 | 844 |
SAKYS JOHN V CFO | Exempt | Jun 21, 2025 | $99,269.52 | 1,036 | $95.82 | 15,498 |
Archbold Brian David SVP Operations | Exempt | Jun 21, 2025 | $80,872.08 | 844 | $95.82 | 2,792 |
SAKYS JOHN V CFO | In Kind | Jun 21, 2025 | $43,502.28 | 454 | $95.82 | 15,044 |
Archbold Brian David SVP Operations | In Kind | Jun 21, 2025 | $36,890.70 | 385 | $95.82 | 2,407 |
Archbold Brian David SVP Operations | Exempt | Jun 18, 2025 | $0.00 | 2,556 | $0.00 | 4,960 |
Owens Gary M President and CEO | Exempt | Jun 18, 2025 | $0.00 | 8,707 | $0.00 | 16,900 |