The cluster is small in absolute dollar terms ($56.6M total) and dominated by one large buyer (Assenagon). Monitor next 13F filing for whether these additions were sustained or reversed, and watch for insider trading patterns (Form 4) to corroborate the thesis.
Executive Summary
A small institutional cluster in Sea Ltd (SE) shows 4 asset managers adding positions totaling $25.6M in net buying, led by Assenagon Asset Management's $25.0M increase, while 2 managers trimmed $5.1M. The cluster is dominated by active asset managers with no passive/index funds, suggesting a shared thesis on Sea Ltd's e-commerce and digital entertainment growth, though the 45-day reporting lag and small aggregate dollar amounts limit conviction.
Key Financial Metrics
Institutional Positions
Net institutional flow: $20.5M
▲ Buyers (4)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Assenagon Asset Management | ADD | +80.6% | $54.9M | $25.0M |
| Wealth Enhancement Advisory Services | ADD | +85.8% | $1.2M | $417.0K |
| Concurrent Investment Advisors | ADD | +61% | $576.0K | $224.0K |
| Mather Group | DOUBLED | +716% | $20.0K | $17.0K |
▼ Sellers (2)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Ninety One Uk | TRIM | -34.2% | $14.4M | -$4.8M |
| Td Waterhouse Canada | TRIM | -44.8% | $588.0K | -$286.0K |
Key Facts
- 4 institutional buyers added $25.6M in net new positions during Q3 2026
- Assenagon Asset Management led buying with a $25.0M increase (80.6% share growth)
- 2 sellers trimmed $5.1M, with Ninety One UK reducing by $4.8M (34.2% of its position)
- All participants are active asset managers; no passive/index funds detected
- Net aggregate institutional holdings rose to $56.6M from $30.5M
Financial Impact
4 institutions accumulated $25.6M in new positions while 2 reduced holdings by $5.1M, for net buying of $20.5M across the cluster
Risk Factors
- 13F data is 45+ days stale; positions may have been unwound since quarter-end
- Cluster is small relative to Sea Ltd's ~$40B market cap — likely <0.2% of float
- No activist or high-conviction fund types (e.g., value, quant) present to amplify signal
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-SE-2026-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 27, 2026 today | Insider Cluster | $72.59 | awaiting T+5 | — | — |
Oct 23, 2026 4d ago | Insider Cluster | $74.63 | awaiting T+5 | — | — |
Oct 21, 2026 6d ago | SC 13G/A | $77.94 | awaiting T+5 | — | — |
Oct 21, 2026 6d ago | Insider Cluster | $77.94 | awaiting T+5 | — | — |
Oct 20, 2026 7d ago | 6-K | $80.43 $74.75 | ▼ −7.06% | ▼ −7.09% | — |
Oct 16, 2026 11d ago | Institutional Cluster | $88.47 $73.82 | ▼ −16.56% | ▼ −16.41% | — |
Oct 5, 2026 22d ago | Insider Cluster | $96.85 $95.88 | ▲ +1.00% | ▲ +1.42% | — |
Oct 1, 2026 26d ago | Insider Cluster | $95.27 $92.89 | ▲ +2.50% | ▲ +3.80% | — |
Sep 29, 2026 28d ago | Insider Cluster | $98.62 $96.53 | ▼ −2.12% | ▼ −4.07% | — |
Sep 25, 2026 4w ago | Insider Cluster | $99.55 $95.19 | ▲ +4.38% | ▲ +4.16% | — |
US Market Status
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