148 tracked 13F filers disclose a position in MLAB as of the latest SEC 13F filings, a combined $405.9M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Long Path Partners LP | $47.5M | 477K | ▲+18% Added · +72K sh | Q2 2026 | |
| 2 | BlackRock, Inc. | $34.8M | 394K | ▼−1.2% Reduced · −5K sh | Q1 2026 | |
| 3 | Boston Partners | $23.8M | 269K | ▲+26% Added · +55K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $20.6M | 233K | →First observed position No prior filed position | Q1 2026 | |
| 5 | Ranger Investment Management, L.P. | $17.3M | 174K | ▼−14% Reduced · −29K sh | Q2 2026 | |
| 6 | AQR CAPITAL MANAGEMENT LLC | $15.1M | 171K | ▲+143% Added · +100K sh | Q1 2026 | |
| 7 | MORGAN STANLEY | $14.3M | 162K | ▼−7.7% Reduced · −13K sh | Q1 2026 | |
| 8 | DIAMOND HILL CAPITAL MANAGEMENT INC | $15.5M | 156K | ▲+0.3% Added · +469 sh | Q2 2026 | |
| 9 | KENNEDY CAPITAL MANAGEMENT LLC | $12.6M | 142K | ▼−1.6% Reduced · −2K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $13.9M | 140K | ▲+9.1% Added · +12K sh | Q2 2026 | |
| 11 | Russell Investments Group, Ltd. | $11.9M | 135K | ▲+16% Added · +19K sh | Q1 2026 | |
| 12 | DIMENSIONAL FUND ADVISORS LP | $11.0M | 125K | ▲+7.1% Added · +8K sh | Q1 2026 | |
| 13 | STATE STREET CORP | $12.4M | 124K | ▲+1.8% Added · +2K sh | Q2 2026 | |
| 14 | RAYMOND JAMES FINANCIAL INC | $10.7M | 123K | ▲+22% Added · +23K sh | Q1 2026 | |
| 15 | WASATCH ADVISORS LP | $11.5M | 116K | ▲+126% Added · +64K sh | Q2 2026 | |
| 16 | MONIMUS CAPITAL MANAGEMENT, LP | $9.0M | 101K | ▲+148% Added · +60K sh | Q1 2026 | |
| 17 | CRAWFORD INVESTMENT COUNSEL INC | $8.4M | 96K | ▲+18% Added · +14K sh | Q1 2026 | |
| 18 | GOLDMAN SACHS GROUP INC | $6.2M | 71K | ▲+28% Added · +15K sh | Q1 2026 | |
| 19 | JANUS HENDERSON GROUP PLC | $6.1M | 69K | ▼−41% Reduced · −47K sh | Q1 2026 | |
| 20 | NORTHERN TRUST CORP | $6.1M | 69K | ▲+5.5% Added · +4K sh | Q1 2026 | |
| 21 | GABELLI FUNDS LLC | $5.5M | 62K | ▲+2.9% Added · +2K sh | Q1 2026 | |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $5.5M | 62K | ▲+0.8% Added · +511 sh | Q1 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $5.1M | 58K | ▲+5.9% Added · +3K sh | Q1 2026 | |
| 24 | D. E. Shaw & Co., Inc. | $4.8M | 55K | ▼−29% Reduced · −22K sh | Q1 2026 | |
| 25 | VANGUARD PORTFOLIO MANAGEMENT LLC | $4.6M | 53K | →First observed position No prior filed position | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 4 funds opened a new position in MLAB and 26 added to an existing one, while 21 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 79 funds | $135.8B |
| AMAZON.COM INCAMZN | 74 funds | $98.5B |
| APPLE INCAAPL | 73 funds | $146.4B |
| JPMORGAN CHASE & COJPM | 73 funds | $32.2B |
| NVIDIA CORPNVDA | 72 funds | $199.0B |
| META PLATFORMS INC-CLASS AMETA | 72 funds | $60.0B |
| ELI LILLY & COLLY | 71 funds | $40.6B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 71 funds | $17.7B |
| ALPHABET INC-CL AGOOGL | 70 funds | $72.2B |
| VISA INC-CLASS A SHARESV | 69 funds | $33.5B |
| COSTCO WHOLESALE CORPCOST | 69 funds | $18.9B |
| CHEVRON CORPCVX | 69 funds | $15.6B |
Ranked by how many of MLAB's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 13, 2026 | Sullivan John James | Director | Sell (S) | 7K | $800K |
| Aug 13, 2026 | Kadia Siddhartha | President and CEO | Buy (P) | 7K | $800K |
| Aug 13, 2026 | Tripeny R Tony | Director | Buy (P) | 900 | $102K |
| Jun 22, 2026 | Sakys John | CFO | Sell (S) | 3K | $253K |
| Jun 22, 2026 | Archbold Brian David | SVP Operations | Sell (S) | 3K | $225K |
| Jun 22, 2026 | Crennen Lyndsey Elizabeth | CAO | Sell (S) | 442 | $40K |
| Jun 16, 2026 | Sakys John | CFO | Sell (S) | 1K | $124K |
| Jun 16, 2026 | Crennen Lyndsey Elizabeth | CAO | Sell (S) | 118 | $12K |
| Jun 16, 2026 | Archbold Brian David | SVP Operations | Sell (S) | 1K | $117K |
| Mar 10, 2026 | Tripeny R Tony | Director | Buy (P) | 1K | $100K |
| Mar 10, 2026 | Capone Mark Christopher | Director | Buy (P) | 1K | $99K |
| Mar 10, 2026 | Ladiwala Shiraz Shabanali | Director | Buy (P) | 4K | $253K |
Connected entities for MLAB
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/MLAB/capital-change-brief"
Use Arkolith's capital_change_brief for MLAB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MLAB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.