165 tracked 13F filers disclose a position in ATAT as of the latest SEC 13F filings, a combined $2.4B 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 | OLP CAPITAL MANAGEMENT Ltd | $245.3M | 7.7M | ▼−4.9% Reduced · −394K sh | Q2 2026 | |
| 2 | FMR LLC | $179.6M | 4.9M | —Held | Q1 2026 | |
| 3 | JPMORGAN CHASE & CO | $147.1M | 4.2M | ▲+22% Added · +759K sh | Q1 2026 | |
| 4 | SCHRODER INVESTMENT MANAGEMENT GROUP | $127.4M | 3.5M | ▲+27% Added · +744K sh | Q1 2026 | |
| 5 | M&G Plc | $104.0M | 2.8M | ▲~0% Added · +279 sh | Q1 2026 | |
| 6 | BANK OF AMERICA CORP /DE/ | $88.9M | 2.4M | ▼−29% Reduced · −974K sh | Q1 2026 | |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | $83.7M | 2.3M | →First observed position No prior filed position | Q1 2026 | |
| 8 | Mitsubishi UFJ Trust & Banking Corp | $83.2M | 2.3M | ▲+29% Added · +505K sh | Q1 2026 | |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $79.3M | 2.2M | ▼−1.1% Reduced · −25K sh | Q1 2026 | |
| 10 | BlackRock, Inc. | $72.4M | 2.0M | ▲+13% Added · +226K sh | Q1 2026 | |
| 11 | Greenwoods Asset Management Hong Kong Ltd. | $56.9M | 1.8M | ▼−31% Reduced · −803K sh | Q2 2026 | |
| 12 | Man Group plc | $50.0M | 1.6M | ▲+29% Added · +350K sh | Q2 2026 | |
| 13 | MILLENNIUM MANAGEMENT LLC | $51.1M | 1.4M | ▲+195% Added · +917K sh | Q1 2026 | |
| 14 | UBS Group AG | $45.4M | 1.2M | ▲+6.9% Added · +80K sh | Q1 2026 | |
| 15 | Green Court Capital Management Ltd | $34.3M | 1.1M | ▲+423% Added · +872K sh | Q2 2026 | |
| 16 | Temasek Holdings (Private) Ltd | $34.2M | 1.1M | ▲14× Added · +998K sh | Q2 2026 | |
| 17 | AMERIPRISE FINANCIAL INC | $37.5M | 1.0M | ▲+57% Added · +372K sh | Q1 2026 | |
| 18 | BRIGHT VALLEY CAPITAL Ltd | $32.4M | 1.0M | ▲Added Added · +1.0M sh | Q2 2026 | |
| 19 | PRINCIPAL FINANCIAL GROUP INC | $36.0M | 978K | ▲+20% Added · +163K sh | Q1 2026 | |
| 20 | Think Investments LP | $33.0M | 898K | —Held | Q1 2026 | |
| 21 | Qube Research & Technologies Ltd | $32.8M | 891K | ▲+11% Added · +89K sh | Q1 2026 | |
| 22 | PRUDENTIAL PLC | $26.9M | 846K | ▲+18% Added · +130K sh | Q2 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $30.7M | 833K | ▼−34% Reduced · −426K sh | Q1 2026 | |
| 24 | PRICE T ROWE ASSOCIATES INC /MD/ | $28.3M | 767K | ▲16× Added · +719K sh | Q1 2026 | |
| 25 | Aberdeen Group plc | $28.0M | 761K | ▼−6.6% Reduced · −54K 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, 12 funds opened a new position in ATAT and 36 added to an existing one, while 14 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 |
|---|---|---|
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 93 funds | $30.4B |
| APPLE INCAAPL | 91 funds | $195.4B |
| AMAZON.COM INCAMZN | 90 funds | $148.1B |
| NVIDIA CORPNVDA | 89 funds | $270.1B |
| ALPHABET INC-CL AGOOGL | 89 funds | $121.8B |
| MICROSOFT CORPMSFT | 88 funds | $193.1B |
| META PLATFORMS INC-CLASS AMETA | 87 funds | $84.2B |
| ELI LILLY & COLLY | 87 funds | $50.3B |
| VISA INC-CLASS A SHARESV | 87 funds | $46.0B |
| BANK OF AMERICA CORPBAC | 85 funds | $21.7B |
| MICRON TECHNOLOGY INCMU | 84 funds | $24.2B |
| ALPHABET INC-CL CGOOG | 83 funds | $90.9B |
Ranked by how many of ATAT's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
Connected entities for ATAT
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/ATAT/capital-change-brief"
Use Arkolith's capital_change_brief for ATAT. 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 ATAT. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.