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MGY Institutional Ownership & 13F Holders | SmartMoneyDB

MGYMAGNOLIA OIL & GAS CORP

CL A · CUSIP 559663109

Smart Money Ownership

Of the 13 tracked institutions holding MGY, 6 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +4.4pt. It's a gauge of who owns the name, not just how many.

PRICE T ROWE ASSOCIATES INC /MD/

$43.8M

+3.5pt

MGY (MAGNOLIA OIL & GAS CORP) Institutional Ownership Summary

Among the 13 tracked institutional investors we monitor, MGY (MAGNOLIA OIL & GAS CORP) is held with a combined value of $1.62B across 66,108,879 shares. The largest holder is BlackRock, Inc. with a position worth $817.85M (0.01% of their portfolio). 2 funds opened new positions in the most recent quarter. 5 funds increased their holdings. 6 funds reduced their position.

Total Institutional Value

$1.62B

Total Shares Held

66,108,879

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

BlackRock, Inc.+8% shares~$63.4M PRICE T ROWE ASSOCIATES INC /MD/+601% shares~$37.6M STATE STREET CORP+5% shares~$11.4M AQR CAPITAL MANAGEMENT LLC+19% shares~$2.5M Bridgewater Associates, LPNew position~$1.1M

13F Institutional Holders

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PRICE T ROWE ASSOCIATES INC /MD/

0.00% of book+601.2%

$43.82M

RENAISSANCE TECHNOLOGIES LLC

0.05% of book-23.8%

$33.17M

AQR CAPITAL MANAGEMENT LLC

0.01% of book+19.4%

$15.21M

Point72 Asset Management, L.P.

0.02% of book-44.3%

$9.86M

MILLENNIUM MANAGEMENT LLC

0.00% of book-56.4%

$6.69M

TWO SIGMA ADVISERS, LP

0.01% of book-69.1%

$3.75M

Bridgewater Associates, LP

0.00% of bookNew

$1.10M

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$817.85M	31,972,219	0.01%	+8.4%
2	VANGUARD GROUP INC	$430.03M	19,644,960	0.01%	-1.2%
3	STATE STREET CORP	$254.30M	9,941,466	0.01%	+4.7%
4	PRICE T ROWE ASSOCIATES INC /MD/	$43.82M	1,713,122	0.00%	+601.2%
5	RENAISSANCE TECHNOLOGIES LLC	$33.17M	1,296,902	0.05%	-23.8%
6	AQR CAPITAL MANAGEMENT LLC	$15.21M	594,648	0.01%	+19.4%
7	Point72 Asset Management, L.P.	$9.86M	385,561	0.02%	-44.3%
8	MILLENNIUM MANAGEMENT LLC	$6.69M	261,428	0.00%	-56.4%
9	TWO SIGMA ADVISERS, LP	$3.75M	171,100	0.01%	-69.1%
10	Bridgewater Associates, LP	$1.10M	42,881	0.00%	New

Activist & Large Holders (13D/13G)

Investor	Ownership	Type	Filed
WildFire Energy I LLC	12.0%	13G	2026-09-16
VANGUARD PORTFOLIO MANAGEMENT LLC	8.4%

Congress Trading

3 members · 8 disclosed trades in MGY

Member	Type	Amount	Date
Lisa McClain	Sell	$1,001 - $15,000	Oct 31, 2025
Lisa McClain	Buy	$1,001 - $15,000	Oct 30, 2025
Lisa McClain	Sell	$1,001 - $15,000	Oct 30, 2025
Lisa McClain	Buy	$1,001 - $15,000

Frequently Asked Questions

Which institutional investors own the most MGY stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MGY with a position worth $817.85M, representing 0.01% of their portfolio. In total, 13 institutional investors hold MGY with a combined value of $1.62B.

Are hedge funds buying or selling MGY?

In the most recent quarter, 2 funds opened a new position in MGY. Additionally, 5 increased their holdings and 6 reduced their positions.

What percentage of MGY is owned by institutional investors?

Institutional investors hold $1.62B worth of MGY stock across 13 positions. The largest institutional holder is BlackRock, Inc. with $817.85M in holdings.

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

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

Track MGY institutional moves

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