Security key
02128L106
ALTA EQUIPMENT GROUP INC. - Common stock, $0.0001 par value per share (ALTG)
CUSIP: 02128L106
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common stock, $0.0001 par value per share
- Total 13F shares
- 21,923,285
- Total 13F value
- $102,251,139
- Share change
- -584,939
- Put/Call ratio
- 149%
- SEC-reported price per share
- $4.69
- Number of holders
- 99
- Value change
- -$5,875,568
- Number of buys
- 46
- Number of sells
- 54
- Shares outstanding
- 32,682,273
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
99
Top holders
10
ALTG full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
ALTA EQUIPMENT GROUP INC. SEC filings
ALTA EQUIPMENT GROUP INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 02128L106
Recent filing periods:
Ownership snapshot
Top reported holders of ALTG - ALTA EQUIPMENT GROUP INC. - Common stock, $0.0001 par value per share (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
Mill Road Capital Managem...
Disclosed value leader
Mill Road Capital Managem...
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F
3/4/5
Lead comparable stake: 13%
Showing 1-6 of 15 holder rows.
Quick read
Mill Road Capital Management LLC leads the comparable SEC ownership view at 13%.
15 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 Mill Road Capital Management LLC's linked filing trail.
Comparable ownership
Top 5
Mill Road Capital Management LLC
13%
Voss Capital, LP
8.9%
BlackRock, Inc.
6.2%
Greenhaven Road Investment Manage...
5.5%
VANGUARD GROUP INC
4.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Mill Road Capital Management LLC |
13F
Company
|
13%
|
$27,922,582
4,269,508 shares
|
— | 31 Dec 2024 |
| Voss Capital, LP |
13F
3/4/5
Company · 10%+ Owner
|
8.9%
|
$19,064,100
2,915,000 shares
|
— | 31 Dec 2024 |
| BlackRock, Inc. |
13F
Company
|
6.2%
|
$13,327,254
2,037,806 shares
|
— | 31 Dec 2024 |
| Greenhaven Road Investment Management, L.P. |
13F
Company
|
5.5%
|
$11,741,648
1,795,359 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
4.4%
|
$9,491,417
1,451,287 shares
|
— | 31 Dec 2024 |
| Portolan Capital Management, LLC |
13F
Company
|
2.6%
|
$5,561,021
850,309 shares
|
— | 31 Dec 2024 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
99
Shares
21,923,285
Rows available
99
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
99
Q1 2025 holders
99
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend