Comparable stake leader
AMERICAN SECURITIES LLC
SEC ownership of SOLV Energy, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002065636.
Disclosed value leader
AMERICAN SECURITIES LLC
Comparable rows
50/50
Latest evidence
30 Jun 2026
- Public ticker
- MWH on Nasdaq
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
AMERICAN SECURITIES LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
AMERICAN SECURITIES LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002065636
- Issuer location
- San Diego, CA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of SOLV Energy, Inc. (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
AMERICAN SECURITIES LLC
Disclosed value leader
AMERICAN SECURITIES LLC
Comparable rows
50/50
Latest evidence
30 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 79%
13D/G row: AMERICAN SECURITIES LLC
Showing 1-8 of 50 holder rows.
Quick read
AMERICAN SECURITIES LLC leads the comparable SEC ownership view at 79%.
50 of 50 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 AMERICAN SECURITIES LLC's linked filing trail.
Comparable ownership
Top 5
AMERICAN SECURITIES LLC
79%
BlackRock, Inc.
1.4%
Robeco Schweiz AG
1.3%
DRIEHAUS CAPITAL MANAGEMENT LLC
1.2%
FRED ALGER MANAGEMENT, LLC
1.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| AMERICAN SECURITIES LLC |
13D/G
3/4/5
ASP Manager Corp. · 10%+ Owner
|
79%
|
$4,311,689,964
157,821,741 shares
|
-$463,194,372 | 30 Jun 2026 |
| BlackRock, Inc. |
13F
Company
|
1.4%
|
$94,419,526
2,772,967 shares
|
— | 30 Jun 2026 |
| Robeco Schweiz AG |
13F
Company
|
1.3%
|
$89,939,841
2,641,405 shares
|
— | 30 Jun 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
1.2%
|
$80,972,739
2,378,054 shares
|
— | 30 Jun 2026 |
| FRED ALGER MANAGEMENT, LLC |
13F
Company
|
1.1%
|
$77,391,258
2,272,871 shares
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
0.81%
|
$55,079,212
1,617,598 shares
|
— | 30 Jun 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
Company
|
0.76%
|
$51,767,475
1,520,337 shares
|
— | 30 Jun 2026 |
| BALYASNY ASSET MANAGEMENT L.P. |
13F
Company
|
0.74%
|
$50,124,256
1,472,078 shares
|
— | 30 Jun 2026 |
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.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 26 Aug 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 31 reporting-owner rows connected to SOLV Energy, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
31
Largest Forms 3/4/5 holder
AS/ASP VIII Co-Investor, LLC
Net 12M change
$0
Latest report
19 Aug 2026
Recent insider transactions for SOLV Energy, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| SOLV Energy Management Holdings LP | MWH | Class A Common Stock | Sale | -100% | -1,329,803 | 0 | 19 Aug 2026 | Direct | ||
| SOLV Energy Management Holdings LP | MWH | Class A Common Stock | Conversion of derivative security | 1,329,803 | 1,329,803 | 19 Aug 2026 | Direct | |||
| SOLV Energy Management Holdings LP | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -1,329,803 | 21,312,638 | 19 Aug 2026 | Direct | ||
| George William Hershman | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -233,048 | 3,735,015 | 19 Aug 2026 | Direct | ||
| Eric John Valleton | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -33,156 | 531,386 | 19 Aug 2026 | Direct | ||
| Kevin J. Deters | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -70,176 | 1,124,701 | 19 Aug 2026 | Direct | ||
| David Harold Grubb Jr. | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -149,258 | 2,392,150 | 19 Aug 2026 | Direct | ||
| Ronald B. Stark | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -4,733 | 75,856 | 19 Aug 2026 | Direct | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| AMERICAN SECURITIES LLC | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Sale | -9.23% | -7,939,153 | 78,050,441 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| AMERICAN SECURITIES LLC | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | Class A Common Stock | Conversion of derivative security | 3.7% | 3,069,193 | 85,989,594 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| AMERICAN SECURITIES LLC | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| American Securities Llc | MWH | SOLV Energy Holdings LLC Interests | Conversion of derivative security | -5.87% | -3,069,193 | 49,189,706 | 19 Aug 2026 | See Notes | ||
| Brandi Michelle Pearson | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -25,555 | 409,563 | 19 Aug 2026 | Direct | ||
| Chad Plotkin | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -55,935 | 896,473 | 19 Aug 2026 | Direct | ||
| Helena Elisabeth Kimball | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -11,342 | 181,784 | 19 Aug 2026 | Direct | ||
| Adam S. Forman | MWH | SOLV Energy Management Holdings LP Units | Sale | -5.87% | -11,480 | 183,994 | 19 Aug 2026 | Direct | ||
| SOLV Energy Management Holdings LP | MWH | SOLV Energy Holdings LLC Interests | Sale | -1.37% | -315,390 | 22,647,345 | 04 Jun 2026 | Direct | ||
| Kevin J. Deters | MWH | SOLV Energy Management Holdings LP Units | Disposed to Issuer | -1.37% | -16,640 | 1,194,877 | 04 Jun 2026 | Direct |
* marks a reported price that did not pass the local price check.