Mastech Digital, Inc. (NYSE: MHH), an SEC filer in Services-Management Consulting Services, closed at $7.47, +1.4%, on 2026-08-28, with a market cap of $89M as of 2026-08-27, a trailing P/E of 147.4, a return on equity of 0.7%, a net margin of 0.3% and 3-year sales growth of -7.6%. Institutional ownership, earnings history and filed financials are on the tabs below.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | CAPITAL MANAGEMENT CORP /VA | 956,894956,894 | $5M | 8.07% | ADD 11% |
| 2 | DIMENSIONAL FUND ADVISORS LP | 212,058212,058 | $1M | 1.79% | TRIM -5% |
| 3 | ENVESTNET ASSET MANAGEMENT INC | 163,028163,028 | $927,629 | 1.37% | — |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 146,514146,514 | $833,665 | 1.24% | NEW |
| 5 | BlackRock, Inc. | 109,019109,019 | $620,319 | 0.92% | — |
| 6 | RENAISSANCE TECHNOLOGIES LLC | 102,427102,427 | $582,810 | 0.86% | TRIM -5% |
| 7 | Indivisible Partners | 83,92883,928 | $477,550 | 0.71% | ADD 82% |
| 8 | Advyzon Investment Management, LLC | 81,53881,538 | $463,951 | 0.69% | ADD 94% |
| 9 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 47,14147,141 | $268,232 | 0.40% | — |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 46,26246,262 | $263,314 | 0.39% | TRIM -11% |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | +146,514 | $833,665 | OPEN |
| CAPITAL MANAGEMENT CORP /VA | +94,565 | $538,075 | ADD |
| Advyzon Investment Management, LLC | +39,501 | $224,761 | ADD |
| Indivisible Partners | +37,872 | $215,492 | ADD |
| VANGUARD FIDUCIARY TRUST CO | +26,974 | $153,482 | OPEN |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −175,312 | $997,525 | CLOSE |
| Access Investment Management LLC | −119,475 | $679,813 | CLOSE |
| RBF Capital, LLC | −11,834 | $67,335 | TRIM |
| DIMENSIONAL FUND ADVISORS LP | −10,790 | $61,395 | TRIM |
| GEODE CAPITAL MANAGEMENT, LLC | −5,760 | $32,774 | TRIM |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| CAPITAL MANAGEMENT CORP /VA | 686K | 773K | 882K | 805K | 862K | 957K | $5M |
| DIMENSIONAL FUND ADVISORS LP | 239K | 241K | 239K | 233K | 223K | 212K | $1M |
| ENVESTNET ASSET MANAGEMENT INC | 140K | 195K | 158K | 158K | 160K | 163K | $927,629 |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 147K | $833,665 |
| BlackRock, Inc. | 110K | 107K | 109K | 110K | 109K | 109K | $620,319 |
| RENAISSANCE TECHNOLOGIES LLC | 112K | 115K | 123K | 118K | 108K | 102K | $582,810 |
| Indivisible Partners | — | — | — | — | 46K | 84K | $477,550 |
| Advyzon Investment Management, LLC | — | — | — | 22K | 42K | 82K | $463,951 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 51K | 47K | 47K | 47K | 47K | 47K | $268,232 |
| GEODE CAPITAL MANAGEMENT, LLC | 51K | 54K | 54K | 54K | 52K | 46K | $263,314 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
