NMI Holdings, Inc.
NMI Holdings, Inc. (NMIH) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NMIH · as of Sep 30, 2025
Ownership Breakdown
354
Institutional Holders
▲ 2 vs Q2
$2.85B
Total Inst. Value
▼ $323.39M vs Q2
75.97M
Shares Outstanding
freeFloat 98.10%
74.32M
13F Shares Held
▼ 886,897 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NMIH largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. surety insurance | 13.68M | 17.54% | 17.54% | $524.35B | Nov 12, 2025 | ▼ 119.8K |
VANGUARD GROUP INC surety insurance | 7.18M | 9.21% | 9.21% | $275.41B | Nov 7, 2025 | ▼ 14.5K |
DIMENSIONAL FUND ADVISORS LP surety insurance | 4.29M | 5.50% | 5.50% | $164.44B | Nov 12, 2025 | ▲ 31.6K |
STATE STREET CORP surety insurance | 3.32M | 4.26% | 4.26% | $127.24B | Nov 14, 2025 | ▲ 7.3K |
AMERICAN CENTURY COMPANIES INC surety insurance | 2.38M | 3.05% | 3.05% | $91.24B | Nov 12, 2025 | ▲ 130.0K |
MACQUARIE GROUP LTD surety insurance | 2.03M | 2.60% | 2.60% | $77.69B | Nov 13, 2025 | ▼ 199.3K |
GEODE CAPITAL MANAGEMENT, LLC surety insurance | 1.98M | 2.54% | 2.54% | $75.83B | Nov 12, 2025 | ▲ 10.5K |
VAN BERKOM & ASSOCIATES INC. surety insurance | 1.91M | 2.45% | 2.45% | $73.22B | Nov 4, 2025 | ▲ 8.0K |
MORGAN STANLEY surety insurance | 1.18M | 1.51% | 1.51% | $45.14B | May 27, 2026 | ▲ 20.2K |
FRONTIER CAPITAL MANAGEMENT CO LLC surety insurance | 1.16M | 1.48% | 1.48% | $44.38B | Nov 14, 2025 | ▲ 37.5K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
26
Increased
+2.43M shares0
New Positions
first time holders22
Decreased
−1.22M shares0
Sold Out
fully exitedNet shares change (top 50)
+1.21M
+2.43M / −1.22M
Net new holders
+4
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NMIH insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
7
Buy transactions
3
Sell transactions
2.33
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Montgomery Michael Curry director | May 19, 2026 | Sale | 1,554 | $37.90 | $58.9K | 69.0K | Form 4 ↗ |
EMBLER MICHAEL J director | May 14, 2026 | Award | 4,512 | — | — | 50.6K | Form 4 ↗ |
Montgomery Michael Curry director | May 14, 2026 | Award | 4,512 | — | — | 70.6K | Form 4 ↗ |
SCHEID STEVEN director | May 14, 2026 | Award | 4,512 | — | — | 9.0K | Form 4 ↗ |
McCreary Lynn S. director | May 14, 2026 | Award | 4,512 | — | — | 48.8K | Form 4 ↗ |
Huskins Priya Cherian director | May 14, 2026 | Award | 4,512 | — | — | 36.2K | Form 4 ↗ |
Erickson John C director | May 14, 2026 | Award | 4,512 | — | — | 21.8K | Form 4 ↗ |
Agrawal Renu director | May 14, 2026 | Award | 4,512 | — | — | 8.7K | Form 4 ↗ |
Swithenbank Aurora EVP, Chief Financial Officer | May 8, 2026 | Tax Withhold | 2,922 | — | — | 62.4K | Form 4 ↗ |
Swithenbank Aurora EVP, Chief Financial Officer | May 1, 2026 | Tax Withhold | 9,135 | — | — | 65.3K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
NMI Holdings, Inc. (NMIH) is primarily owned by institutional investors, who hold approximately 97.8% of total shares outstanding. Company insiders own approximately 1.90%, while retail and public investors account for the remaining 0.27%.
The largest institutional shareholder of NMI Holdings, Inc. is BLACKROCK, INC., holding approximately 13.68 million shares — equal to 17.54% of outstanding shares — as of September 30, 2025.
A total of 354 institutional investors currently hold NMIH stock, with a combined institutional value of approximately $2.85 billion as of the most recent 13F filing period.
Frequently asked questions
NMIH ownershipNMI Holdings, Inc. (NMIH) is primarily owned by institutional investors, who hold approximately 97.8% of shares. The largest shareholder is BLACKROCK, INC. with a 17.54% stake. Company insiders hold 1.90%. Data sourced from SEC Form 13F as of September 30, 2025.