| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Executive Chairman | Interim President and CEO | Director
1 company
Manuel N. Stamatakis is Executive Chairman at MG. Manuel N. Stamatakis's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $10.3M at current prices.
Historically, Manuel N. Stamatakis's trades have earned a middling insider score of 56/100 across 5 rated trades. Over a 12-month horizon, 60.0% of those trades were profitable, with an average 12-month return of +21.8%.
Net of sales, the MG filings show accumulation of 144,779 shares.
Manuel N. Stamatakis has 39 Form 4 filings on record from January 2015 to March 2026, all as Executive Chairman at Mistras Group (MG), 2015–2026.
The 42 reported transactions were 22 stock awards, 16 open-market purchases, 2 option or other derivative awards and 1 tax withholding, plus smaller numbers of other types.
Counted by filing, the open-market trades come to 14 purchases worth about $1.9M and 1 sale worth about $217K.
The largest open-market purchase was 25,000 shares of MG at an average $14.50 on December 20, 2018, about $363K.
The only open-market sale was 47,721 shares of MG at an average $4.55 on November 16, 2020, about $217K.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 5, 2025 | MG Mistras Group, Inc. | Executive Chairman | Buy | 10,000 | $7.71 | $77,100.00 | +2.7% | +22.9% | +128.7% | |
| Mar 19, 2025 | MG Mistras Group, Inc. | Executive Chairman | Buy | 10,000 | $9.95 | $99,500.00 | +2.7% | -24.2% | +40.7% | |
| Nov 7, 2023 | MG Mistras Group, Inc. | Interim President and CEO | Buy | 15,000 | $6.00 | $90,000.00 | +6.9% | +31.3% | +52.9% | |
| Aug 17, 2021 | MG Mistras Group, Inc. | Director | Buy | 5,000 | $9.62 | $48,100.00 | +2.8% | -4.5% | -37.5% | |
| May 11, 2021 | MG Mistras Group, Inc. | Director | Buy | 15,000 | $9.98 | $149,700.00 | +9.4% | +1.1% | -47.3% | |
| Dec 18, 2020 | MG Mistras Group, Inc. | Director | Buy | 20,000 | $7.35 | $147,000.00 | +14.7% | - | - | |
| Nov 16, 2020 | MG Mistras Group, Inc. | Director | Sell | 47,721 | $4.55 | $217,130.55 | -25.9% | - | - | |
| Mar 30, 2020 | MG Mistras Group, Inc. | Director | Buy | 50,000 | $4.67 | $233,500.00 | +39.9% | - | - | |
| Nov 8, 2019 | MG Mistras Group, Inc. | Director | Buy | 5,000 | $14.60 | $73,000.00 | +4.2% | - | - | |
| May 15, 2019 | MG Mistras Group, Inc. | Director | Buy | 5,000 | $14.04 | $70,200.00 | +4.5% | - | - |