The heavy selling by UBS ($67.2M) and Jane Street ($17.7M) signals institutional caution on BILI's near-term outlook, likely reflecting concerns about China ADR regulatory risk or slowing growth. Millennium's contrarian doubling ($9.5M) and RenTech's add ($11.1M) provide a partial counterweight but are insufficient to offset the broader distribution pattern. Monitor upcoming earnings for fundamental confirmation or refutation of the sell thesis.
Executive Summary
Bilibili's Q2 2026 13F cluster reveals a stark split: 23 buyers accumulated $16.2M net, led by Millennium ($9.5M increase) and JPMorgan ($3.5M increase), while 17 sellers shed $102.5M net, dominated by UBS trimming $67.2M and Jane Street exiting $17.7M. The net selling pressure (-$86.3M) from mega-passive and active managers suggests broad institutional de-risking, partially offset by selective quant and asset-manager accumulation.
Key Financial Metrics
Institutional Positions
Net institutional flow: -$86.3M
▲ Buyers (23)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Millennium Management | DOUBLED | +160.9% | $19.3M | $9.5M |
| JPMorgan | DOUBLED | +13836.5% | $3.6M | $3.5M |
| BofA | ADD | +54.5% | $7.4M | $1.1M |
| Renaissance Technologies | ADD | +28.2% | $11.1M | -$369.0K |
| Bnp Paribas Financial Markets | ADD | +68.8% | $7.7M | $1.7M |
▼ Sellers (17)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| UBS | TRIM | -42.4% | $118.9M | -$67.2M |
| Jane Street Group | NEAR_EXIT | -76.1% | $21.5M | -$17.7M |
| Walleye Trading | NEAR_EXIT | -80.8% | $7.6M | -$6.5M |
| Northern Trust | TRIM | -60% | $6.4M | -$4.4M |
| Hsbc Holdings | TRIM | -42.6% | $4.5M | -$2.5M |
Key Facts
- 23 buyers added $16.2M in new holdings (current total $51.5M)
- 17 sellers reduced holdings by $102.5M (net change -$86.3M)
- Millennium Management doubled its position to $19.3M (+$9.5M)
- UBS trimmed 42.4% of its stake, exiting $67.2M
- Jane Street Group near-exited 76.1% of its position (-$17.7M)
- Renaissance Technologies added 28.2% to its $11.1M position
- Wells Fargo near-exited 97.2% of its stake (-$1.2M)
Financial Impact
Net institutional selling of $86.3M in Q2 2026, with total buyer-side accumulation of $16.2M overwhelmed by seller-side reductions of $102.5M
Risk Factors
- 13F data is 45+ days stale; positions may have been unwound since quarter-end
- Heavy passive selling (UBS, Northern Trust) may reflect index rebalancing rather than fundamental view
- China ADR regulatory and geopolitical risks remain elevated
- Quant buying (Millennium, RenTech) could be short-term tactical rather than conviction
Investment Themes
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-BILI-2026-Q2 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 8, 2026 18d ago | 6-K | $14.85 | awaiting T+20 | — | — |
Sep 25, 2026 4w ago | 6-K | $14.90 $13.48 | ▼ −9.50% | ▼ −8.02% | — |
Sep 25, 2026 4w ago | Press Release | $14.90 $13.48 | ▼ −9.50% | ▼ −8.02% | — |
Sep 24, 2026 4w ago | 6-K | $14.81 $13.47 | ▼ −9.05% | ▼ −8.63% | — |
Sep 22, 2026 4w ago | Institutional Cluster | $15.29 $13.92 | ▼ −8.96% | ▼ −8.40% | — |
Sep 16, 2026 5w ago | 6-K | $14.40 $14.43 | ▲ +0.21% | ▼ −1.25% | — |
Sep 9, 2026 6w ago | 6-K | $15.91 $14.92 | ▼ −6.22% | ▼ −8.17% | — |
Sep 4, 2026 7w ago | 6-K | $16.20 $14.90 | ▼ −8.02% | ▼ −9.74% | — |
Sep 3, 2026 7w ago | 6-K | $15.50 $15.02 | ▼ −3.10% | ▼ −1.98% | — |
Aug 27, 2026 8w ago | Press Release | $16.77 $14.90 | ▲ +11.15% | ▲ +11.19% | — |
US Market Status
Subscribe to SecBot
Get Real-Time SEC Filing Intelligence
Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.
Create a free account Live analysis, Telegram alerts, watchlists and the MCP server for subscribers