BankUnited, Inc.
BankUnited, Inc. (BKU) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · BKU · as of Sep 30, 2025
Ownership Breakdown
294
Institutional Holders
▲ 12 vs Q2
$2.89B
Total Inst. Value
▲ $126.16M vs Q2
72.68M
Shares Outstanding
freeFloat 99.09%
75.80M
13F Shares Held
▼ 1.94M 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
BKU largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. savings institution, federally chartered | 11.13M | 15.08% | 15.08% | $424.68B | Nov 12, 2025 | ▲ 119.2K |
VANGUARD GROUP INC savings institution, federally chartered | 9.19M | 12.45% | 12.45% | $350.57B | Nov 7, 2025 | ▼ 261.3K |
DIMENSIONAL FUND ADVISORS LP savings institution, federally chartered | 4.60M | 6.23% | 6.23% | $175.40B | Nov 12, 2025 | ▲ 51.9K |
STATE STREET CORP savings institution, federally chartered | 4.29M | 5.81% | 5.81% | $163.64B | Nov 14, 2025 | ▼ 73.2K |
WELLINGTON MANAGEMENT GROUP LLP savings institution, federally chartered | 3.07M | 4.16% | 4.16% | $117.18B | Nov 14, 2025 | ▲ 576.8K |
JPMORGAN CHASE & CO savings institution, federally chartered | 2.23M | 3.02% | 3.02% | $85.07B | Nov 26, 2025 | ▼ 304.0K |
AMERICAN CENTURY COMPANIES INC savings institution, federally chartered | 2.16M | 2.93% | 2.93% | $82.58B | Nov 12, 2025 | ▲ 185.9K |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. savings institution, federally chartered | 2.04M | 2.77% | 2.77% | $78.01B | Nov 14, 2025 | ▼ 82.7K |
FMR LLC savings institution, federally chartered | 2.02M | 2.74% | 2.74% | $77.05B | Nov 13, 2025 | ▲ 107.1K |
GEODE CAPITAL MANAGEMENT, LLC savings institution, federally chartered | 1.79M | 2.42% | 2.42% | $68.16B | Nov 12, 2025 | ▲ 9.6K |
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
24
Increased
+2.11M shares2
New Positions
first time holders24
Decreased
−3.20M shares0
Sold Out
fully exitedNet shares change (top 50)
1.09M
+2.11M / −3.20M
Net new holders
+2
2 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
BKU 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.
12
Buy transactions
1
Sell transactions
12.00
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 |
|---|---|---|---|---|---|---|---|
DiGiacomo John N. director | Jun 1, 2026 | Sale | 1,000 | $45.97 | $46.0K | 15.0K | Form 4 ↗ |
Rubenstein William S. director | May 21, 2026 | Award | 1,511 | — | — | 3.5K | Form 4 ↗ |
PAULS DOUGLAS J director | May 21, 2026 | Award | 2,267 | — | — | 45.5K | Form 4 ↗ |
DiGiacomo John N. director | May 21, 2026 | Award | 1,511 | — | — | 16.0K | Form 4 ↗ |
Blanca Tere director | May 21, 2026 | Award | 1,511 | — | — | 26.3K | Form 4 ↗ |
Smith-Baugh Germaine director | May 21, 2026 | Award | 1,511 | — | — | 10.0K | Form 4 ↗ |
SOBTI SANJIV director | May 21, 2026 | Award | 1,511 | — | — | 20.3K | Form 4 ↗ |
DOWLING MICHAEL J. director | May 21, 2026 | Award | 1,511 | — | — | 26.3K | Form 4 ↗ |
Wines Lynne director | May 21, 2026 | Award | 1,511 | — | — | 24.3K | Form 4 ↗ |
Cornish Thomas M. Chief Operating Officer | Apr 1, 2026 | Award | 14,740 | — | — | 35.8K | 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
BankUnited, Inc. (BKU) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 0.91%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of BankUnited, Inc. is BLACKROCK, INC., holding approximately 11.13 million shares — equal to 15.08% of outstanding shares — as of September 30, 2025.
A total of 294 institutional investors currently hold BKU stock, with a combined institutional value of approximately $2.89 billion as of the most recent 13F filing period.
Frequently asked questions
BKU ownershipBankUnited, Inc. (BKU) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 15.08% stake. Company insiders hold 0.91%. Data sourced from SEC Form 13F as of September 30, 2025.