$AMTB

$30.06 +$0.00 (0.0%) Close

$AMTB Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 39.2M shares outstanding

Who owns AMTB?

By type of holder

Institutions 69.0% Insiders 0.0% Everyone else 31.0%

Concentration Top 10 holders own 47.3%

Wellington Management Group LLP 13.8% · BlackRock, Inc. 7.2%

Institutional ownership

69.0%

-0.6 pts vs last qtr

Institutional holders

144

-6 vs last qtr

Net shares bought

−235.5K

by institutions in Q2 2026

New / sold out

20 / 26

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

North Reef Capital Management LP +695.0K
Basswood Capital Management, L.L.C. NEW +497.2K

Biggest sellers in Q2 2026

UBS Group AG −669.0K
Patriot Financial Partners GP II, L.P. −250.0K

Who is planning to sell?

Notices of proposed sale, last 12 months

$134K

1 notice from 1 person

Shares covered

7.4K

0.02% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Esterripa Juan Officer $134K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

−1.8%

−0.20% a year

Each share's claim on the business

+1.8%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$154M vs $36.2M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years64% 3–5 years3% 1–3 years13% Under 1 year21%

Quarterly turnover

11.5%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting AMTB on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
WM Wellington Management Group LLP	5.4M	13.76%	−137.8K (−2.5%)	≤2021	0.0%
Shares held by quarter Peak holding5.7M (Q3'25) Change over 8 quarters−250.1K Share of the company13.760% Wellington Management Group LLP's full portfolio →
B BlackRock, Inc.	2.8M	7.22%	+31.8K (+1.1%)	≤2021	0.0%
Shares held by quarter Peak holding2.9M (Q1'25) Change over 8 quarters+352.4K Share of the company7.220% BlackRock, Inc.'s full portfolio →

Wellington Management Group LLP

5.4M

% of company

13.76%

Change vs last qtr

−137.8K (−2.5%)

Held since

≤2021

BlackRock, Inc.

2.8M

% of company

7.22%

Change vs last qtr

+31.8K (+1.1%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Amerant Bancorp Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting AMTB on Form N-PORT; together they hold 23.5% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$30.1M	1.2M	3.01%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$23.6M	925.0K	2.36%	0.03%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$30.1M

% of company

3.01%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$23.6M

% of company

2.36%

% of the fund

0.03%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Amerant Bancorp Inc. and how much of the fund the position is.

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