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MEC Institutional Ownership & 13F Holders | SmartMoneyDB

MECMAYVILLE ENGR CO INC

COM · CUSIP 578605107

Smart Money Ownership

Of the 8 tracked institutions holding MEC, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +7.0pt. It's a gauge of who owns the name, not just how many.

Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →

MEC (MAYVILLE ENGR CO INC) Institutional Ownership Summary

Among the 8 tracked institutional investors we monitor, MEC (MAYVILLE ENGR CO INC) is held with a combined value of $42.14M across 2,320,661 shares. The largest holder is BlackRock, Inc. with a position worth $15.83M. 4 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$42.14M

Total Shares Held

2,320,661

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

MILLENNIUM MANAGEMENT LLC+149% shares~$4.1M BlackRock, Inc.+2% shares~$295.1K FMR LLC+28% shares~$16.7K STATE STREET CORP+0% shares~$15.3K

Biggest Sellers

13F Institutional Holders

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MILLENNIUM MANAGEMENT LLC

RENAISSANCE TECHNOLOGIES LLC

AQR CAPITAL MANAGEMENT LLC

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$15.83M	881,854	0.00%	+1.9%
2	VANGUARD GROUP INC	$11.75M	627,655	0.00%	-28.0%
3	MILLENNIUM MANAGEMENT LLC	$6.84M	380,972	0.00%	+148.7%
4	STATE STREET CORP	$5.13M	285,850	0.00%	+0.3%
5	RENAISSANCE TECHNOLOGIES LLC	$1.13M	62,900	0.00%	-11.7%
6	CITADEL ADVISORS LLC	$1.02M	56,786	0.00%	-45.1%
7	AQR CAPITAL MANAGEMENT LLC	$365.88K	20,383	0.00%	-36.1%
8	FMR LLC	$76.49K	4,261	0.00%	+28.0%

Frequently Asked Questions

Which institutional investors own the most MEC stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MEC with a position worth $15.83M, representing 0.00% of their portfolio. In total, 8 institutional investors hold MEC with a combined value of $42.14M.

What percentage of MEC is owned by institutional investors?

Institutional investors hold $42.14M worth of MEC stock across 8 positions. The largest institutional holder is BlackRock, Inc. with $15.83M in holdings.

What is a 13F filing and why does it matter for MEC?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For MEC, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track MEC institutional moves

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