Security key
031001100
AMES NATIONAL CORP - Common Stock, $2.00 par value (ATLO)
CUSIP: 031001100
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, $2.00 par value
- Total 13F shares
- 3,579,456
- Total 13F value
- $101,007,719
- Share change
- +359,790
- SEC-reported price per share
- $28.22
- Number of holders
- 88
- Value change
- +$10,403,404
- Number of buys
- 39
- Number of sells
- 29
- Shares outstanding
- 8,861,868
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
88
Top holders
10
ATLO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
AMES NATIONAL CORP SEC filings
AMES NATIONAL CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 031001100
Recent filing periods:
Ownership snapshot
Top reported holders of ATLO - AMES NATIONAL CORP - Common Stock, $2.00 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
0/15
Latest evidence
31 Dec 2025
13F
Highest disclosed value: $14,477,962
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. has the largest disclosed position value at $14.48M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Disclosed position value
Top 5
BlackRock, Inc.
$14.48M
VANGUARD GROUP INC
$11.71M
Fourthstone LLC
$10.07M
DIMENSIONAL FUND ADVISORS LP
$6.11M
GEODE CAPITAL MANAGEMENT, LLC
$4.72M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$14,477,962
630,573 shares
|
— | 31 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$11,712,149
510,111 shares
|
— | 31 Dec 2025 |
| Fourthstone LLC |
13F
Company
|
—
denominator unverified
|
$10,072,460
438,696 shares
|
— | 31 Dec 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
denominator unverified
|
$6,105,501
265,920 shares
|
— | 31 Dec 2025 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$4,719,524
205,530 shares
|
— | 31 Dec 2025 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$3,033,544
132,123 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
88
Shares
3,579,456
Rows available
88
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
88
Q1 2026 holders
88
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend