Security key
60649T107
Mistras Group, Inc. - Common Stock, $0.01 par value (MG)
CUSIP: 60649T107
Q3 2024 13F Holders as of 30 Sep 2024
- Security type / class
- Equity / Common Stock, $0.01 par value
- Total 13F shares
- 15,042,681
- Total 13F value
- $171,048,719
- Share change
- +426,041
- Put/Call ratio
- 3.1%
- SEC-reported price per share
- $11.37
- Number of holders
- 106
- Value change
- +$5,226,658
- Number of buys
- 59
- Number of sells
- 27
- Shares outstanding
- 31,856,063
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
Q3 2024
Institutions
106
Top holders
10
MG full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Mistras Group, Inc. SEC filings
Mistras Group, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 60649T107
Recent filing periods:
Ownership snapshot
Top reported holders of MG - Mistras Group, Inc. - Common Stock, $0.01 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
Sotirios J. Vahaviolos
Disclosed value leader
Sotirios J. Vahaviolos
Comparable rows
0/15
Latest evidence
25 Sep 2024
3/4/5
13F
Highest disclosed value: $36,183,501
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Sotirios J. Vahaviolos has the largest disclosed position value at $36.18M.
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 Sotirios J. Vahaviolos's linked filing trail.
Disclosed position value
Top 5
Sotirios J. Vahaviolos
$36.18M
Mill Road Capital Management LLC
$12.66M
ROYCE & ASSOCIATES LP
$12.6M
BlackRock Finance, Inc.
$11.48M
DIMENSIONAL FUND ADVISORS LP
$10.87M
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 |
|---|---|---|---|---|---|
| Sotirios J. Vahaviolos |
3/4/5
Director, 10%+ Owner
|
—
denominator unverified
|
$36,183,501
3,890,699 shares
|
— | 06 Mar 2024 |
| Mill Road Capital Management LLC |
13F
Company
|
—
denominator unverified
|
$12,659,825
1,527,120 shares
|
— | 30 Jun 2024 |
| ROYCE & ASSOCIATES LP |
13F
Company
|
—
denominator unverified
|
$12,602,740
1,520,234 shares
|
— | 30 Jun 2024 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$11,475,598
1,384,270 shares
|
— | 30 Jun 2024 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
denominator unverified
|
$10,874,089
1,311,715 shares
|
— | 30 Jun 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$10,085,066
1,216,534 shares
|
— | 30 Jun 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 Q3 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
106
Shares
15,042,681
Rows available
106
| 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 Q3 2024 vs Q2 2024 Across Filers
Q2 2024 holders
90
Q3 2024 holders
106
Holder diff
16
| Investor | Q2 2024 Shares | Q3 2024 Shares | Share Diff | Share Chg % | Q2 2024 value | Q3 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend