⌘K

MTX Institutional Ownership & 13F Holders | SmartMoneyDB

MTXMINERALS TECHNOLOGIES INC

COM · CUSIP 603158106

Yahoo Finance

Smart Money Score

Composite context from Form 4, 13F and congressional disclosures; not a forecast.

4/10

Insider 0 · 13F 4

Congress 1 · 2+ sources

Smart Money Ownership

Of the 8 tracked institutions holding MTX, 2 have a 3-year clone track record — 2 of them beat the S&P. Average holder's clone alpha: +3.1pt. It's a gauge of who owns the name, not just how many.

PRICE T ROWE ASSOCIATES INC /MD/

$4.0M

+3.5pt

Gotham Asset Management, LLC

$848.7K

+2.8pt

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 →

MTX (MINERALS TECHNOLOGIES INC) Institutional Ownership Summary

Among the 8 tracked institutional investors we monitor, MTX (MINERALS TECHNOLOGIES INC) is held with a combined value of $1.04B across 14,617,231 shares. The largest holder is BlackRock, Inc. with a position worth $361.72M. 5 funds increased their holdings. 3 funds reduced their position.

Total Institutional Value

$1.04B

Total Shares Held

14,617,231

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

FMR LLC+9% shares~$27.7M BlackRock, Inc.+2% shares~$5.7M STATE STREET CORP+5% shares~$4.1M PRICE T ROWE ASSOCIATES INC /MD/+13% shares~$456.2K AQR CAPITAL MANAGEMENT LLC+1% shares~$80.3K

13F Institutional Holders

Sort

AQR CAPITAL MANAGEMENT LLC

0.01% of book+0.5%

$16.14M

PRICE T ROWE ASSOCIATES INC /MD/

0.00% of book+13.0%

$3.96M

TWO SIGMA ADVISERS, LP

0.00% of book-44.1%

$1.07M

Gotham Asset Management, LLC

0.00% of book-0.4%

$848.73K

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$361.72M	4,890,106	0.01%	+1.6%
2	FMR LLC	$343.05M	4,637,632	0.01%	+8.8%
3	VANGUARD GROUP INC	$214.74M	3,523,200	0.00%	-1.5%
4	STATE STREET CORP	$93.61M	1,265,488	0.00%	+4.6%
5	AQR CAPITAL MANAGEMENT LLC	$16.14M	218,235	0.01%	+0.5%
6	PRICE T ROWE ASSOCIATES INC /MD/	$3.96M	53,596	0.00%	+13.0%
7	TWO SIGMA ADVISERS, LP	$1.07M	17,500	0.00%	-44.1%
8	Gotham Asset Management, LLC	$848.73K	11,474	0.00%	-0.4%

Activist & Large Holders (13D/13G)

Investor	Ownership	Type	Filed
FMR LLC	15.0%	13G/A	2026-08-06

SEC Schedule 13D (activist) and 13G (passive) filings for MTX. Filed when an investor acquires 5%+ ownership.

Congress Trading

2 members · 4 disclosed trades in MTX

Member	Type	Amount	Date
Gilbert Cisneros	Buy	$1,001 - $15,000	Jul 10, 2026
Gilbert Cisneros	Sell	$1,001 - $15,000	Jan 5, 2026
Gilbert Cisneros	Buy	$1,001 - $15,000	May 6, 2025
Josh Gottheimer	Sell	$1,001 - $15,000

Frequently Asked Questions

Which institutional investors own the most MTX stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MTX with a position worth $361.72M, representing 0.01% of their portfolio. In total, 8 institutional investors hold MTX with a combined value of $1.04B.

What percentage of MTX is owned by institutional investors?

Institutional investors hold $1.04B worth of MTX stock across 8 positions. The largest institutional holder is BlackRock, Inc. with $361.72M in holdings.

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

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 MTX, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track MTX institutional moves

Get notified when hedge funds change their MTX positions.