Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in SY held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | TB Alternative Assets Ltd. | 3.1M | $8.4M | 0.0% | 2.338% | 1.74% |
| 2 | MORGAN STANLEY | 1.3M | $3.7M | +20.8% | 1.027% | 0.00% |
| 3 | BARCLAYS PLC | 1.1M | $3.1M | +1.1% | 0.861% | 0.00% |
| 4 | CITIGROUP INC | 1.0M | $2.8M | 0.0% | 0.789% | 0.00% |
| 5 | KADENSA CAPITAL Ltd | 738K | $2.0M | -27.8% | 0.562% | 0.28% |
| 6 | STATE STREET CORP | 646K | $1.8M | +251.7% | 0.492% | 0.00% |
| 7 | GOLDMAN SACHS GROUP INC | 420K | $1.1M | β | 0.320% | 0.00% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 234K | $638K | +30.2% | 0.178% | 0.00% |
| 9 | UBS Group AG | 196K | $535K | +85.6% | 0.149% | 0.00% |
| 10 | RENAISSANCE TECHNOLOGIES LLC | 122K | $334K | β | 0.093% | 0.00% |
| 11 | NOMURA HOLDINGS INC | 107K | $293K | -45.5% | 0.082% | 0.00% |
| 12 | DYMON ASIA CAPITAL (SINGAPORE) PTE. LTD. | 80K | $218K | 0.0% | 0.061% | 0.03% |
| 13 | BNP PARIBAS ARBITRAGE, SA | 70K | $191K | +89.7% | 0.053% | 0.00% |
| 14 | Invesco Ltd. | 57K | $156K | -2.7% | 0.044% | 0.00% |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 56K | $152K | 0.0% | 0.043% | 0.00% |
| 16 | Verition Fund Management LLC | 33K | $90K | -12.7% | 0.025% | 0.00% |
| 17 | SIMPLEX TRADING, LLC | 26K | $72K | -39.8% | 0.020% | 0.00% |
| 18 | Tower Research Capital LLC (TRC) | 15K | $42K | β | 0.012% | 0.00% |
| 19 | Squarepoint Ops LLC | 14K | $39K | β | 0.011% | 0.00% |
| 20 | EWA, LLC | 13K | $37K | 0.0% | 0.010% | 0.01% |
| 21 | TWO SIGMA INVESTMENTS, LP | 13K | $35K | β | 0.010% | 0.00% |
| 22 | SBI Securities Co., Ltd. | 5K | $14K | +3.9% | 0.004% | 0.00% |
| 23 | RHUMBLINE ADVISERS | 4K | $11K | 0.0% | 0.003% | 0.00% |
| 24 | Global Wealth Strategies & Associates | 1K | $3K | 0.0% | 0.001% | 0.00% |
| 25 | ADVISOR GROUP HOLDINGS, INC. | 380 | $1K | -51.6% | 0.000% | 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 SY β a direct measure of their conviction.
Filings activity in SY during Q1 2026, grouped by how each filer changed its position.
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 | 30 | 17% | 10.55% | +0.23 pp | $26M | +2.2% |
| Q4 2025 | 36 | +5.9% | 10.32% | 5.22 pp | $25M | 34% |
| Q3 2025 | 34 | +31% | 15.54% | +6.81 pp | $38M | +78% |
| Q2 2025 | 26 | +8.3% | 8.73% | +6.52 pp | $21M | +295% |
| Q1 2025 | 24 | 4.0% | 2.21% | +0.03 pp | $5M | +1.2% |
| Q4 2024 | 25 | +8.7% | 2.18% | 0.30 pp | $5M | 12% |
| Q3 2024 | 23 | 8.0% | 2.48% | 0.58 pp | $6M | 19% |
| Q2 2024 | 25 | β | 3.06% | β | $7M | 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 SY stock.
Based on Q1 2026 13F filings, institutional ownership of So-Young International Inc. stands at 10.5%, held across 30 reporting institutions.
TB Alternative Assets Ltd. is the largest reported institutional holder of SY, with approximately 3,067,873 shares worth $0.01B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of SY, including RENAISSANCE TECHNOLOGIES LLC, TWO SIGMA INVESTMENTS, LP.
Our composite Smart Money Score for SY is 45 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
5 institutions opened new positions in SY during Q1 2026, while 11 fully exited. 18 added to existing positions and 6 trimmed.
SY institutional ownership rose by 0.23 percentage points quarter-over-quarter, with a net change of -6 holders.
The top 10 institutions account for 94.7% of all reported 13F value in SY, and the top 25 account for 100.0%.
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.
So-Young International Inc. (SY) Institutional Ownership