The cluster shows active managers buying into the Q3 beat but one large active trim offsets the bullish signal. With a 45-day reporting lag, these positions are 45+ days old; the stock has already moved on the earnings beat. Monitor upcoming Q4 2026 13F filings to see if these accumulators held or exited after the guidance raise.
Executive Summary
Five institutional asset managers accumulated $169.3M in UNH during Q3 2026, while one trimmed $229.5M, resulting in net selling of $60.2M. The buying cluster is dominated by active managers (Robeco, Vontobel, Wealth Enhancement) who doubled or added significantly, likely reacting to UnitedHealth's strong Q3 earnings beat and raised guidance raised on October 13. However, the single large trim by Assenagon offsets the bullish signal, and the 45-day reporting lag means these positions may already be stale.
Key Facts
- 5 buyers accumulated $169.3M in new UNH positions during Q3 2026
- 1 seller (Assenagon) trimmed $229.5M, reducing holdings by 34.6%
- Net institutional flow was -$60.2M (more sold than bought)
- Robeco Institutional Asset Management added $46.0M, now holds $357.4M
- Vontobel Holding doubled its position (+144.8%), adding $52.5M
- Wealth Enhancement Advisory Services added $66.1M (+99.6%)
- Assenagon's trim of $229.5M was the largest single move by value
- Q3 2026 earnings beat consensus by 107.4% and guidance raised to at least $20.50
Financial Impact
Net institutional flow of -$60.2M across 6 institutions; aggregate buying value $622.3M vs selling value $542.8M in Q3 2026
Risk Factors
- 13F data is 45 days stale; positions may already be unwound
- Single large trim by Assenagon ($229.5M) offsets the buying cluster
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-UNH-2026-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 5d ago | Institutional Cluster | $417.00 $424.98 | ▲ +1.91% | ▲ +3.09% | — |
Oct 13, 2026 13d ago | 8-K | $377.76 $395.62 | ▲ +4.73% | ▲ +5.81% | — |
Sep 30, 2026 26d ago | GOVT-CONTRACT | $365.20 $371.90 | ▲ +1.83% | ▲ +1.10% | — |
Sep 30, 2026 26d ago | GOVT-CONTRACT | $365.20 $371.90 | ▲ +1.83% | ▲ +1.10% | — |
Sep 30, 2026 26d ago | GOVT-CONTRACT | $365.20 $371.90 | ▲ +1.83% | ▲ +1.10% | — |
Sep 17, 2026 5w ago | GOVT-CONTRACT | $376.90 $377.56 | ▲ +0.18% | ▼ −1.38% | — |
Sep 11, 2026 6w ago | Court Ruling | $383.55 $375.93 | ▼ −1.99% | ▼ −1.53% | — |
Sep 8, 2026 6w ago | 8-K | $393.06 $388.28 | ▼ −1.22% | ▼ −0.62% | — |
Sep 1, 2026 7w ago | Court Ruling | $397.21 $398.49 | ▲ +0.32% | ▼ −0.73% | — |
Aug 26, 2026 8w ago | GOVT-CONTRACT | $395.05 $392.95 | ▼ −0.53% | ▼ −0.30% | — |
US Market Status
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