The cluster shows conviction from active managers but notable selling by RenTech and BofA. Given the 45-day reporting lag, these positions may have already been adjusted. Monitor for any Q2 2026 13F updates or earnings catalysts that could confirm or reverse the thesis.
Executive Summary
In Q1 2026, six institutions accumulated $5.7M in MG while five reduced holdings by $1.8M, resulting in a net $3.9M inflow. The buying was concentrated among active asset managers (Sei, First Eagle, Russell) who doubled or more than doubled their positions, while passive sellers (BofA) and quant funds (RenTech) trimmed. The cluster suggests a shared thesis around Mistras's engineering services value, but the mixed net direction and historical calibration warning (score 6-7 observed win rates below 35%) temper conviction.
Key Financial Metrics
Institutional Positions
Net institutional flow: $3.9M
▲ Buyers (6)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| First Eagle Investment Management | DOUBLED | +264.6% | $4.2M | $3.2M |
| Sei Investments | DOUBLED | +249.4% | $3.0M | $2.3M |
| Russell Investments Group | DOUBLED | +528.9% | $137.0K | $119.0K |
| Prudential Financial | ADD | +31.4% | $218.0K | $76.0K |
| Fidelity | ADD | +30.8% | $81.0K | $28.0K |
| Allworth Financial | DOUBLED | +1250% | $400.00 | $374.00 |
▼ Sellers (5)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| RenTech | TRIM | -40.2% | $2.6M | -$769.3K |
| BofA | NEAR_EXIT | -76% | $837.0K | -$602.1K |
| Arrowstreet Capital | TRIM | -70.3% | $516.0K | -$337.2K |
| Strs Ohio | TRIM | -25.4% | $538.0K | -$69.1K |
| Metlife Investment Management | TRIM | -46.2% | $89.0K | -$33.0K |
Key Facts
- 6 buyers added $5.7M in new holdings; 5 sellers reduced by $1.8M
- First Eagle Investment Management doubled its stake to $4.2M (largest buyer)
- Sei Investments more than tripled its position to $3.0M
- BofA nearly exited (-76%), selling $602K worth
- RenTech trimmed 40% of its position, selling $769K
- Net institutional inflow of ~$3.9M represents ~0.66% of $593M market cap
Financial Impact
Net institutional inflow of approximately $3.9M, with $7.6M in total buying value versus $1.8M in selling value
Risk Factors
- 45-day reporting lag means positions may have been unwound since quarter-end
- Historical calibration shows score 6-7 reports on MG have sub-35% win rates at T+20
- Mixed net direction (6 buyers vs 5 sellers) reduces signal clarity
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-MG-2026-Q1 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 2, 2026 4w ago | Court Ruling | $19.39 $21.06 | ▲ +8.61% | ▲ +8.94% | — |
Aug 10, 2026 7w ago | Press Release | $18.59 $19.98 | ▲ +7.48% | ▲ +8.54% | — |
Jun 15, 2026 15w ago | Institutional Cluster | $18.50 $16.19 | ▼ −12.49% | ▼ −11.74% | — |
May 5, 2026 21w ago | 8-K | $18.53 $17.60 | ▼ −5.02% | ▼ −7.80% | — |
Apr 22, 2026 23w ago | Press Release | $18.54 $16.76 | ▼ −9.60% | ▼ −12.77% | — |
Mar 5, 2026 30w ago | Press Release | $14.78 $15.30 | ▲ +3.52% | ▲ +7.31% | — |
Mar 4, 2026 30w ago | Press Release | $14.78 $15.30 | ▲ +3.52% | ▲ +7.31% | — |
US Market Status
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