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MBI Institutional Ownership & 13F Holders | SmartMoneyDB

MBIMBIA INC

COM · CUSIP 55262C100

Smart Money Ownership

Of the 8 tracked institutions holding MBI, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +5.5pt. It's a gauge of who owns the name, not just how many.

PRICE T ROWE ASSOCIATES INC /MD/

$956.0K

+3.5pt

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 →

MBI (MBIA INC) Institutional Ownership Summary

Among the 8 tracked institutional investors we monitor, MBI (MBIA INC) is held with a combined value of $53.51M across 7,958,083 shares. The largest holder is BlackRock, Inc. with a position worth $23.95M. 6 funds increased their holdings. 2 funds reduced their position.

Total Institutional Value

$53.51M

Total Shares Held

7,958,083

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~$1.8M AQR CAPITAL MANAGEMENT LLC+448% shares~$751.5K VANGUARD GROUP INC+1% shares~$233.5K PRICE T ROWE ASSOCIATES INC /MD/+23% shares~$180.7K STATE STREET CORP+2% shares~$160.2K

13F Institutional Holders

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RENAISSANCE TECHNOLOGIES LLC

0.00% of book-24.2%

$2.03M

PRICE T ROWE ASSOCIATES INC /MD/

0.00% of book+23.3%

$956.00K

AQR CAPITAL MANAGEMENT LLC

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$23.95M	3,673,151	0.00%	+8.3%
2	VANGUARD GROUP INC	$18.20M	2,541,234	0.00%	+1.3%
3	STATE STREET CORP	$7.13M	1,092,959	0.00%	+2.3%
4	RENAISSANCE TECHNOLOGIES LLC	$2.03M	310,892	0.00%	-24.2%
5	PRICE T ROWE ASSOCIATES INC /MD/	$956.00K	146,561	0.00%	+23.3%
6	AQR CAPITAL MANAGEMENT LLC	$919.21K	140,983	0.00%	+448.0%
7	CITADEL ADVISORS LLC	$267.02K	40,954	0.00%	-76.7%
8	FMR LLC	$73.99K	11,349	0.00%	+7.2%

Activist & Large Holders (13D/13G)

Investor	Ownership	Type	Filed
KAHN BROTHERS GROUP INC	8.3%	13G	2026-08-14
Wolf Hill Capital Management, LP	4.2%

Frequently Asked Questions

Which institutional investors own the most MBI stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MBI with a position worth $23.95M, representing 0.00% of their portfolio. In total, 8 institutional investors hold MBI with a combined value of $53.51M.

What percentage of MBI is owned by institutional investors?

Institutional investors hold $53.51M worth of MBI stock across 8 positions. The largest institutional holder is BlackRock, Inc. with $23.95M in holdings.

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

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

Track MBI institutional moves

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