| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Mill Road Capital Management LLC | $23.5M | 4.4M | ▲+1.9% Added · +80K sh | Q1 2026 | |
| 2 | Voss Capital, LP | $13.0M | 2.4M | ▼−14% Reduced · −400K sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $8.7M | 1.6M | ▼−1.3% Reduced · −21K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $5.6M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 5 | CastleKnight Management LP | $5.3M | 985K | ▲+13% Added · +115K sh | Q1 2026 | |
| 6 | Nantahala Capital Management, LLC | $5.0M | 935K | —Held | Q1 2026 | |
| 7 | First Eagle Investment Management, LLC | $3.9M | 730K | ▼−4.5% Reduced · −34K sh | Q1 2026 | |
| 8 | STATE STREET CORP | $2.8M | 516K | ▼−2.3% Reduced · −12K sh | Q1 2026 | |
| 9 | DIMENSIONAL FUND ADVISORS LP | $2.6M | 493K | ▼−4.9% Reduced · −25K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $2.6M | 475K | ▲+2.9% Added · +13K sh | Q1 2026 | |
| 11 | CITADEL ADVISORS LLC | $1.5M | 274K | ▲+115% Added · +146K sh | Q1 2026 | |
| 12 | CIBC Bancorp USA Inc. | $1.4M | 256K | ▲New +256K sh | Q1 2026 | |
| 13 | GOLDMAN SACHS GROUP INC | $1.0M | 188K | ▲+43% Added · +57K sh | Q1 2026 | |
| 14 | Point72 Asset Management, L.P. | $959K | 178K | ▲+22% Added · +32K sh | Q1 2026 | |
| 15 | BNP PARIBAS FINANCIAL MARKETS | $848K | 158K | ▲+16% Added · +22K sh | Q1 2026 | |
| 16 | NORTHERN TRUST CORP | $837K | 156K | ▲+2.5% Added · +4K sh | Q1 2026 | |
| 17 | AQR CAPITAL MANAGEMENT LLC | $795K | 148K | ▲+82% Added · +67K sh | Q1 2026 | |
| 18 | TUDOR INVESTMENT CORP ET AL | $791K | 147K | ▲+46% Added · +46K sh | Q1 2026 | |
| 19 | Register Financial Advisors LLC | $949K | 147K | ▲+34% Added · +38K sh | Q2 2026 | |
| 20 | Nuveen, LLC | $747K | 139K | ▲+258% Added · +100K sh | Q1 2026 | |
| 21 | VANGUARD PORTFOLIO MANAGEMENT LLC | $742K | 138K | ▲New +138K sh | Q1 2026 | |
| 22 | VANGUARD FIDUCIARY TRUST CO | $718K | 134K | ▲New +134K sh | Q1 2026 | |
| 23 | MILLENNIUM MANAGEMENT LLC | $696K | 130K | ▲+69% Added · +53K sh | Q1 2026 | |
| 24 | Squarepoint Ops LLC | $669K | 125K | ▲+1.5% Added · +2K sh | Q1 2026 | |
| 25 | JACOBS LEVY EQUITY MANAGEMENT, INC | $650K | 121K | ▲+82% Added · +55K 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.
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 37 funds | $10.4B |
| AMAZON.COM INCAMZN | 36 funds | $9.0B |
| META PLATFORMS INC-CLASS AMETA | 36 funds | $7.4B |
| AUTOMATIC DATA PROCESSINGADP | 36 funds | $1.1B |
| ALPHABET INC-CL CGOOG | 35 funds | $7.5B |
| ALPHABET INC-CL AGOOGL | 35 funds | $7.0B |
| BROADCOM INCAVGO | 35 funds | $6.0B |
| ELI LILLY & COLLY | 35 funds | $2.6B |
| ORACLE CORPORCL | 35 funds | $2.6B |
| COSTCO WHOLESALE CORPCOST | 35 funds | $2.5B |
| PALANTIR TECHNOLOGIES INC-APLTR | 35 funds | $1.3B |
| SANDISK CORPSNDK | 35 funds | $1.2B |
Ranked by how many of ALTG's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 13, 2026 | Mill Road Capital III, L.P. | 10% Owner | Buy (P) | 4K | $23K |
| Mar 12, 2026 | Mill Road Capital III, L.P. | 10% Owner | Buy (P) | 58K | $355K |
| Mar 11, 2026 | Mill Road Capital III, L.P. | 10% Owner | Buy (P) | 18K | $115K |
| Mar 11, 2026 | Nair Sidhartha | Director | Buy (P) | 1K | $6K |
| Mar 9, 2026 | Nair Sidhartha | Director | Buy (P) | 1K | $7K |
| Mar 5, 2026 | Nair Sidhartha | Director | Buy (P) | 1K | $7K |
| Mar 3, 2026 | Nair Sidhartha | Director | Buy (P) | 1K | $7K |
| Dec 8, 2025 | Shribman Daniel | Director | Buy (P) | 40K | $203K |
| May 30, 2025 | STUDDERT ANDREW P | Director | Buy (P) | 3K | $16K |
| May 29, 2025 | STUDDERT ANDREW P | Director | Buy (P) | 7K | $32K |
| Mar 5, 2025 | Brubaker Craig | Chief Operating Officer | Sell (S) | 5K | $26K |
| Oct 2, 2024 | Voss Capital, LP | 10% Owner | Sell (S) | 11K | $71K |
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/ALTG/capital-change-brief"
Use Arkolith's capital_change_brief for ALTG. 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 ALTG. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.