Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ATAT held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | OCEANLINK MANAGEMENT LTD. | 8.1M | $298.5M | -6.3% | 5.867% | 63.25% |
| 2 | FMR LLC | 4.9M | $179.6M | 0.0% | 3.531% | 0.01% |
| 3 | SCHRODER INVESTMENT MANAGEMENT GROUP | 3.5M | $127.4M | +27.4% | 2.505% | 0.10% |
| 4 | M&G Plc | 2.8M | $104.0M | +0.0% | 2.034% | 0.54% |
| 5 | Greenwoods Asset Management Hong Kong Ltd. | 2.6M | $95.4M | +13.1% | 1.875% | 2.46% |
| 6 | BANK OF AMERICA CORP /DE/ | 2.4M | $88.9M | -28.7% | 1.747% | 0.01% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2.3M | $83.7M | β | 1.645% | 0.00% |
| 8 | Mitsubishi UFJ Trust & Banking Corp | 2.3M | $83.2M | +28.8% | 1.636% | 0.21% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 2.2M | $79.3M | -1.1% | 1.559% | 0.12% |
| 10 | BlackRock, Inc. | 2.0M | $72.4M | +13.0% | 1.423% | 0.00% |
| 11 | MILLENNIUM MANAGEMENT LLC | 1.4M | $51.1M | +195.1% | 1.004% | 0.03% |
| 12 | UBS Group AG | 1.2M | $45.4M | +6.9% | 0.893% | 0.01% |
| 13 | Man Group plc | 1.2M | $45.0M | +18.2% | 0.885% | 0.08% |
| 14 | AMERIPRISE FINANCIAL INC | 1.0M | $37.5M | +57.4% | 0.738% | 0.01% |
| 15 | PRINCIPAL FINANCIAL GROUP INC | 978K | $36.0M | +19.9% | 0.708% | 0.02% |
| 16 | Think Investments LP | 898K | $33.0M | 0.0% | 0.649% | 4.33% |
| 17 | Qube Research & Technologies Ltd | 891K | $32.8M | +11.1% | 0.645% | 0.04% |
| 18 | GOLDMAN SACHS GROUP INC | 833K | $30.7M | -33.8% | 0.603% | 0.00% |
| 19 | Broad Peak Investment Advisers Pte Ltd | 806K | $29.7M | 0.0% | 0.583% | 6.02% |
| 20 | abrdn plc | 761K | $28.0M | -6.6% | 0.550% | 0.05% |
| 21 | PRUDENTIAL PLC | 715K | $26.3M | +11.2% | 0.518% | 0.15% |
| 22 | MARSHALL WACE, LLP | 708K | $26.1M | β | 0.512% | 0.03% |
| 23 | BANK OF MONTREAL /CAN/ | 693K | $25.5M | -5.3% | 0.502% | 0.01% |
| 24 | AMERICAN CENTURY COMPANIES INC | 688K | $25.3M | -36.3% | 0.498% | 0.01% |
| 25 | MORGAN STANLEY | 674K | $24.8M | -43.6% | 0.487% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ATAT β a direct measure of their conviction.
Filings activity in ATAT during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new ATAT position in Q1 2026
Institutions that fully closed their ATAT position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 182 | 0.5% | 48.43% | 11.55 pp | $2.26B | 19% |
| Q4 2025 | 183 | +0.5% | 59.98% | +6.07 pp | $2.80B | +11% |
| Q3 2025 | 182 | +22% | 53.91% | +7.94 pp | $2.52B | +17% |
| Q2 2025 | 149 | 2.0% | 45.97% | +7.13 pp | $2.15B | +18% |
| Q1 2025 | 152 | +4.8% | 38.84% | +4.88 pp | $1.82B | +14% |
| Q4 2024 | 145 | +49% | 33.96% | +7.59 pp | $1.59B | +29% |
| Q3 2024 | 97 | +24% | 26.37% | +10.86 pp | $1.23B | +70% |
| Q2 2024 | 78 | β | 15.51% | β | $725M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ATAT stock.
Based on Q1 2026 13F filings, institutional ownership of Atour Lifestyle Holdings Limited stands at 48.4%, held across 182 reporting institutions.
OCEANLINK MANAGEMENT LTD. is the largest reported institutional holder of ATAT, with approximately 8,109,037 shares worth $0.30B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of ATAT, including RENAISSANCE TECHNOLOGIES LLC, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for ATAT is 41 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
45 institutions opened new positions in ATAT during Q1 2026, while 46 fully exited. 51 added to existing positions and 86 trimmed.
ATAT institutional ownership fell by 11.55 percentage points quarter-over-quarter, with a net change of -1 holders.
The top 10 institutions account for 53.5% of all reported 13F value in ATAT, and the top 25 account for 75.5%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Atour Lifestyle Holdings Limited (ATAT) Institutional Ownership