118 tracked 13F filers disclose a position in UMAC as of the latest SEC 13F filings, a combined $335.6M 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 | AMERIPRISE FINANCIAL INC | $25.1M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 2 | TUDOR INVESTMENT CORP ET AL | $22.3M | 1.8M | ▲+80% Added · +798K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $22.1M | 1.8M | →First observed position No prior filed position | Q1 2026 | |
| 4 | DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | $20.5M | 1.7M | ▲+726% Added · +1.5M sh | Q1 2026 | |
| 5 | Halter Ferguson Financial Inc. | $34.2M | 1.5M | ▲New +1.5M sh | Q2 2026 | |
| 6 | BlackRock, Inc. | $17.7M | 1.4M | ▲+155% Added · +870K sh | Q1 2026 | |
| 7 | CITADEL ADVISORS LLC | $17.2M | 1.4M | ▲Added Added · +1.4M sh | Q1 2026 | |
| 8 | FMR LLC | $13.6M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 9 | Granahan Investment Management, LLC | $12.6M | 1.0M | ▼−12% Reduced · −138K sh | Q1 2026 | |
| 10 | STATE STREET CORP | $12.2M | 986K | ▲+2.0% Added · +19K sh | Q1 2026 | |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $7.3M | 585K | ▼−38% Reduced · −364K sh | Q1 2026 | |
| 12 | D. E. Shaw & Co., Inc. | $6.7M | 537K | ▲New +537K sh | Q1 2026 | |
| 13 | VOYA INVESTMENT MANAGEMENT LLC | $6.5M | 523K | ▼−21% Reduced · −137K sh | Q1 2026 | |
| 14 | NEEDHAM INVESTMENT MANAGEMENT LLC | $6.0M | 485K | ▲New +485K sh | Q1 2026 | |
| 15 | MILLENNIUM MANAGEMENT LLC | $5.8M | 467K | ▲New +467K sh | Q1 2026 | |
| 16 | Defiance ETFs, LLC | $5.8M | 467K | ▲New +467K sh | Q1 2026 | |
| 17 | Hood River Capital Management LLC | $5.6M | 452K | ▼−46% Reduced · −383K sh | Q1 2026 | |
| 18 | Alyeska Investment Group, L.P. | $5.6M | 449K | ▲+127% Added · +251K sh | Q1 2026 | |
| 19 | UBS Group AG | $5.2M | 421K | ▲+110% Added · +220K sh | Q1 2026 | |
| 20 | Qube Research & Technologies Ltd | $4.6M | 371K | ▲+55% Added · +131K sh | Q1 2026 | |
| 21 | GEODE CAPITAL MANAGEMENT, LLC | $4.6M | 370K | ▲+2.8% Added · +10K sh | Q1 2026 | |
| 22 | WASATCH ADVISORS LP | $8.1M | 363K | ▲New +363K sh | Q2 2026 | |
| 23 | Vident Advisory, LLC | $3.6M | 288K | ▲+262% Added · +209K sh | Q1 2026 | |
| 24 | MORGAN STANLEY | $3.3M | 268K | ▲+89% Added · +126K sh | Q1 2026 | |
| 25 | TWO SIGMA INVESTMENTS, LP | $3.1M | 249K | ▲15× Added · +232K sh | 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, 27 funds opened a new position in UMAC and 15 added to an existing one, while 10 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 |
|---|---|---|
| NVIDIA CORPNVDA | 52 funds | $47.9B |
| MICROSOFT CORPMSFT | 52 funds | $28.3B |
| MICRON TECHNOLOGY INCMU | 52 funds | $10.7B |
| ALPHABET INC-CL AGOOGL | 50 funds | $22.3B |
| META PLATFORMS INC-CLASS AMETA | 50 funds | $15.5B |
| AMAZON.COM INCAMZN | 49 funds | $26.0B |
| BROADCOM INCAVGO | 49 funds | $19.0B |
| ELI LILLY & COLLY | 48 funds | $8.3B |
| RTX CORPRTX | 48 funds | $4.6B |
| APPLE INCAAPL | 47 funds | $36.1B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 47 funds | $9.3B |
| ADVANCED MICRO DEVICESAMD | 47 funds | $6.2B |
Ranked by how many of UMAC's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 8, 2026 | Thompson Jeffrey M | Director | Sell (S) | 15K | $411K |
| Jun 5, 2026 | Thompson Jeffrey M | Director | Sell (S) | 15K | $404K |
| Jun 4, 2026 | Camden Andrew Ross | President | Sell (S) | 100K | $3.0M |
| Jun 1, 2026 | Rich Sanford | Director | Sell (S) | 25K | $725K |
| May 27, 2026 | Hoff Brian Joseph | Chief Financial Officer | Sell (S) | 150K | $2.7M |
| May 21, 2026 | Camden Andrew Ross | President | Sell (S) | 10K | $136K |
| May 21, 2026 | Hoff Brian Joseph | Chief Financial Officer | Sell (S) | 11K | $162K |
| May 21, 2026 | Rich Sanford | Director | Sell (S) | 1K | $20K |
| Mar 16, 2026 | Rich Sanford | Director | Sell (S) | 980 | $20K |
| Mar 16, 2026 | Hoff Brian Joseph | Chief Financial Officer | Sell (S) | 11K | $212K |
| Mar 16, 2026 | Wright Stacy Rochelle | Chief Revenue Officer | Sell (S) | 14K | $255K |
| Mar 16, 2026 | Camden Andrew Ross | President | Sell (S) | 10K | $179K |
Connected entities for UMAC
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/UMAC/capital-change-brief"
Use Arkolith's capital_change_brief for UMAC. 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 UMAC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.