MESA LABS INC (MLAB) is held by 95 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BlackRock, Inc. as of Q1 2026.

Are institutions buying or selling MLAB?

In Q1 2026, 59 institutions opened or increased positions in MESA LABS INC while 35 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on MLAB?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for MESA LABS INC.

How many hedge funds hold MLAB?

95 institutional investors report holding MESA LABS INC (MLAB) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into MLAB?

As of Q1 2026, tracked institutions in MESA LABS INC show 59 buyers versus 35 sellers — net inflows.

Are Congress members and hedge funds both buying MLAB?

Yes — in the latest quarter, 1 members of Congress and 59 institutional investors bought MESA LABS INC. HoldingsIntel cross-checks STOCK Act disclosures against 13F filings to surface these overlaps.

MESA LABS INC

MLAB·59064R109·US·Common Stock·Technology - Scientific & Technical Instruments-13D/G

Holders

(8 Elite)

$313.9M

Total Value

63% (94)

Consensus

59 buying - 35 selling

13F: Mar 31, 2026Insider & Congress: Updated regularly

Smart Money Verdict

View all

Held by 95 funds

8 elite

Who's Trading

ActivistLPLong Path Smaller Companies Fund, LP8.6%Jul 7, 2026

InsiderSJSakys JohnSell $253KJun 22, 2026

InsiderADArchbold Brian DavidSell $225KJun 22, 2026

InsiderCECrennen Lyndsey ElizabethSell $40KJun 22, 2026

InsiderSJSakys JohnSell $124KJun 16, 2026

ActivistLPLong Path Smaller Companies Fund, LP7.3%Apr 15, 2026

Congress

Donald J. TrumpBuy $15,001 - $50,000Sep 2, 2025

Congress

Donald J. TrumpSale $1,001 - $15,000Jul 31, 2025

Congress

Donald J. TrumpBuy $15,001 - $50,000May 29, 2025

Congress

Donald J. TrumpSale $15,001 - $50,000Apr 28, 2025

View all insider trades View all activist filings View all congressional trades

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	393,851(-1.2%)	$34.8M	0.0%	-26.35%	0
Boston Partners	Increased	268,711(+25.9%)	$23.8M	0.0%	+26.45%	35
Select Equity Group, L.P.	Increased	235,885(+14.3%)	$20.9M	0.1%	+1.12%	39
VAVANGUARD CAPITAL MANAGEMENT LLC	New	232,643	$20.6M	0.0%	+4.65%	39
AQR CAPITAL MANAGEMENT LLC	Increased	170,562(+143.2%)	$15.1M	0.0%	+11.65%	45
MORGAN STANLEY	Decreased	162,116(-7.7%)	$14.3M	0.0%	+13.06%	0
ROYCE & ASSOCIATES LP	Increased	161,229(+5.1%)	$14.3M	0.1%	-34.15%	35
DIAMOND HILL CAPITAL MANAGEMENT INC	Increased	155,302(+9.4%)	$13.7M	0.1%	+15.71%	31
Russell Investments Group, Ltd.	Increased	135,069(+16.1%)	$11.9M	0.0%	-23.26%	32
GEODE CAPITAL MANAGEMENT, LLC	Increased	128,002(+0.0%)	$11.3M	0.0%	-50.63%	28
DIMENSIONAL FUND ADVISORS LP	Increased	124,630(+7.1%)	$11M	0.0%	-35.86%	30
STATE STREET CORP	Increased	122,068(+1.2%)	$10.8M	0.0%	-9.93%	28
RAYMOND JAMES FINANCIAL INC	Increased	122,911(+22.4%)	$10.7M	0.0%	-5.24%	33
GOLDMAN SACHS GROUP INC	Increased	70,617(+27.8%)	$6.2M	0.0%	+1.57%	34
Janus Henderson Group Ltd.	Decreased	69,401(-40.5%)	$6.1M	0.0%	+9.92%	0
NORTHERN TRUST CORP	Increased	69,264(+5.5%)	$6.1M	0.0%	-48.75%	29
GABELLI FUNDS LLC	Increased	62,499(+2.9%)	$5.5M	0.0%	+19.35%	28
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	62,424(+0.8%)	$5.5M	0.0%	-42.89%	27
BANK OF AMERICA CORP /DE/	Increased	57,871(+5.9%)	$5.1M	0.0%	-21.66%	29
DED. E. Shaw & Co., Inc.	Decreased	54,558(-28.7%)	$4.8M	0.0%	+25.47%	0