Skip to main content
MBI logo

MBI · Mbia Inc

Track MBI — free
$4.92 +0.02 (+0.31%)
Market Cap
$247.94M
Shares
51.02M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 130
Total Value: $187,877,903
Total Shares: 28,815,642

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 130 13F filers · Δ vs Mar 31, 2026
Top Holder
14.6%
Sep 2023 → Jun 2026 · range 12.7% – 18.5%
+1.9 pts
Top 5
48.5%
Sep 2023 → Jun 2026 · range 44.5% – 52.2%
+3.8 pts
Top 10
69.1%
Sep 2023 → Jun 2026 · range 63.2% – 69.9%
+3.9 pts
HHI
639
Sep 2023 → Jun 2026 · range 546 – 700
Broadly held+93

Quarterly Activity

vs Mar 31, 2026
New
17
Increased
51
Decreased
33
Sold Out
21
Unchanged
29
Holder count: -4
Institutional value: +19.3%
Shares held: +8.2%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 137
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 814585 CUSIP 55262C100 13F (30d) 115 filings 111 filers Visit website Investor relations