167 tracked 13F filers disclose a position in AMLX as of the latest SEC 13F filings, a combined $1.6B 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 | FMR LLC | $231.2M | 16.6M | ▲+0.7% Added · +112K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $122.7M | 8.8M | ▼−2.5% Reduced · −226K sh | Q1 2026 | |
| 3 | PERCEPTIVE ADVISORS LLC | $115.2M | 8.3M | —Held | Q1 2026 | |
| 4 | TCG Crossover Management, LLC | $86.8M | 6.2M | —Held | Q1 2026 | |
| 5 | Commodore Capital LP | $78.5M | 5.7M | —Held | Q1 2026 | |
| 6 | Janus Henderson Group Ltd. | $69.3M | 5.0M | ▲+12% Added · +520K sh | Q1 2026 | |
| 7 | Saturn V Capital Management LP | $60.5M | 4.3M | ▼−3.3% Reduced · −147K sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $57.6M | 4.1M | →First observed position No prior filed position | Q1 2026 | |
| 9 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $49.5M | 3.6M | ▲+28% Added · +784K sh | Q1 2026 | |
| 10 | First Light Asset Management, LLC | $44.3M | 3.2M | ▼−4.9% Reduced · −165K sh | Q1 2026 | |
| 11 | GOLDMAN SACHS GROUP INC | $36.5M | 2.6M | ▲+0.5% Added · +13K sh | Q1 2026 | |
| 12 | STATE STREET CORP | $46.8M | 2.6M | ▲+10% Added · +240K sh | Q2 2026 | |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | $41.9M | 2.3M | ▲+5.6% Added · +124K sh | Q2 2026 | |
| 14 | FRANKLIN TEMPLETON INC | $31.4M | 2.3M | ▲+88% Added · +1.1M sh | Q1 2026 | |
| 15 | MORGAN STANLEY | $30.2M | 2.2M | ▼−7.8% Reduced · −184K sh | Q1 2026 | |
| 16 | GREAT POINT PARTNERS LLC | $24.3M | 1.8M | —Held | Q1 2026 | |
| 17 | EVENTIDE ASSET MANAGEMENT, LLC | $21.0M | 1.5M | ▲+0.1% Added · +810 sh | Q1 2026 | |
| 18 | Siren, L.L.C. | $26.6M | 1.5M | ▲+20% Added · +251K sh | Q2 2026 | |
| 19 | BANK OF AMERICA CORP /DE/ | $18.5M | 1.3M | ▼−0.4% Reduced · −5K sh | Q1 2026 | |
| 20 | 683 Capital Management, LLC | $23.0M | 1.3M | ▼−16% Reduced · −250K sh | Q2 2026 | |
| 21 | DEUTSCHE BANK AG\ | $17.6M | 1.3M | ▼−4.9% Reduced · −65K sh | Q1 2026 | |
| 22 | BALYASNY ASSET MANAGEMENT L.P. | $15.4M | 1.1M | ▲+29% Added · +249K sh | Q1 2026 | |
| 23 | ADAR1 Capital Management, LLC | $13.9M | 1.0M | ▲+12% Added · +110K sh | Q1 2026 | |
| 24 | Almitas Capital LLC | $17.5M | 975K | ▼−54% Reduced · −1.1M sh | Q2 2026 | |
| 25 | BARCLAYS PLC | $13.5M | 972K | ▲+229% Added · +677K 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, 6 funds opened a new position in AMLX 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 79 funds | $133.5B |
| ELI LILLY & COLLY | 79 funds | $55.5B |
| NVIDIA CORPNVDA | 78 funds | $268.8B |
| MICROSOFT CORPMSFT | 78 funds | $183.8B |
| MICRON TECHNOLOGY INCMU | 76 funds | $26.1B |
| UNITEDHEALTH GROUP INCUNH | 75 funds | $20.4B |
| APPLE INCAAPL | 74 funds | $200.2B |
| ADVANCED MICRO DEVICESAMD | 74 funds | $25.0B |
| LAM RESEARCH CORPLRCX | 74 funds | $23.5B |
| THERMO FISHER SCIENTIFIC INCTMO | 74 funds | $15.8B |
| BROADCOM INCAVGO | 73 funds | $109.6B |
| ALPHABET INC-CL AGOOGL | 73 funds | $103.6B |
Ranked by how many of AMLX's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 10, 2026 | Mazzariello Gina | Chief Legal Officer | Sell (S) | 15K | $264K |
| Jul 9, 2026 | Mazzariello Gina | Chief Legal Officer | Sell (S) | 15K | $275K |
| May 21, 2026 | Firestone Karen | Director | Buy (P) | 4K | $51K |
| Mar 2, 2026 | Mazzariello Gina | Chief Legal Officer | Sell (S) | 7K | $99K |
| Mar 2, 2026 | FRATES JAMES M | Chief Financial Officer | Sell (S) | 8K | $115K |
| Mar 2, 2026 | Bedrosian Camille L | Chief Medical Officer | Sell (S) | 6K | $94K |
| Mar 2, 2026 | Cohen Joshua B | Co-Chief Executive Officer, Director | Sell (S) | 29K | $424K |
| Mar 2, 2026 | Klee Justin B. | Co-Chief Executive Officer, Director | Sell (S) | 29K | $424K |
| Feb 23, 2026 | Mazzariello Gina | Chief Legal Officer | Sell (S) | 3K | $48K |
| Feb 2, 2026 | Klee Justin B. | Co-Chief Executive Officer, Director | Sell (S) | 16K | $228K |
| Feb 2, 2026 | Mazzariello Gina | Chief Legal Officer | Sell (S) | 3K | $51K |
| Feb 2, 2026 | Cohen Joshua B | Co-Chief Executive Officer, Director | Sell (S) | 16K | $228K |
Connected entities for AMLX
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/AMLX/capital-change-brief"
Use Arkolith's capital_change_brief for AMLX. 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 AMLX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.