The strong accumulation by three large passive managers — especially UBS's massive share increase — suggests growing institutional conviction in ANRO despite price weakness, potentially positioning for upcoming clinical data readouts or regulatory milestones. Traders should monitor for upcoming catalysts and potential short-covering if sentiment shifts.
Executive Summary
Three major passive institutions — Morgan Stanley, Wells Fargo, and UBS — significantly increased their positions in Alto Neuroscience (ANRO) during Q4 2024, collectively adding $1.2M in net new exposure, with UBS driving the majority of the buying. Despite share count increases, valuation declines for two funds suggest ANRO's stock price fell during the quarter, yet institutional appetite grew. This coordinated accumulation signals growing confidence in the company’s clinical development trajectory or positioning ahead of potential catalysts.
Key Financial Metrics
Institutional Positions
Net institutional flow: $1.2M
▲ Buyers (3)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Morgan Stanley | DOUBLED | +166.1% | $857.0K | -$14.1K |
| Wells Fargo | ADD | +40% | $46.0K | -$43.3K |
| UBS | DOUBLED | +1049.4% | $1.7M | $1.3M |
Key Facts
- Morgan Stanley doubled its position, increasing shares from 76.2K to 202.6K (+166.1%)
- UBS made the most significant move, increasing shares from 35.0K to 402.4K (+1049.4%) and value from $400K to $1.7M (+$1.3M)
- Wells Fargo added 3.1K shares (+40.0%), increasing exposure from 7.8K to 11.0K
- No institutional sellers were reported in this quarter, indicating no major exits
- Despite share increases, the dollar value changes for Morgan Stanley and Wells Fargo were negative, implying a decline in ANRO's stock price during the period
Financial Impact
3 institutions accumulated $2.6M in total holdings, with net buying of $1.2M; UBS alone added $1.3M in value despite falling share prices
Risk Factors
- All buyers are mega-passive institutions, which may rebalance mechanically rather than based on fundamental conviction
- Negative value changes despite share increases indicate the stock declined during the quarter, raising concerns about near-term performance
Market Snapshot
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-ANRO-2024-Q4 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 12, 2026 10w ago | Institutional Cluster | $32.30 $34.25 | ▲ +6.04% | ▲ +8.00% | — |
Jul 14, 2026 15w ago | 8-K | $27.80 $25.90 | ▲ +6.83% | ▲ +5.54% | — |
Jul 14, 2026 15w ago | 424B5 | $27.80 $25.90 | ▲ +6.83% | ▲ +5.54% | — |
Jul 13, 2026 15w ago | 8-K | $28.03 $27.54 | ▼ −1.75% | ▼ −0.96% | — |
Jun 11, 2026 19w ago | Institutional Cluster | $21.47 $22.74 | ▲ +5.92% | ▲ +5.24% | — |
May 29, 2026 21w ago | 3 | $19.80 $18.26 | ▼ −7.78% | ▼ −5.03% | — |
May 28, 2026 21w ago | 8-K | $20.22 $18.85 | ▼ −6.78% | ▼ −6.73% | — |
May 13, 2026 23w ago | 8-K | $22.85 $20.45 | ▼ −10.50% | ▼ −9.35% | — |
Apr 21, 2026 27w ago | EFFECT | $25.59 $24.47 | ▼ −4.38% | ▼ −5.46% | — |
Apr 10, 2026 28w ago | S-3 | $25.75 $27.33 | ▲ +6.14% | ▲ +2.84% | — |
US Market Status
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