ALEC Alector, Inc.
Executive Summary
Institutional cluster for ALEC shows 5 active/quant funds adding $6.7M in positions while 3 passive funds trimmed $683K in value (though their positions appreciated). Net accumulation suggests growing institutional interest, but historical calibration on this ticker shows poor track record for bullish calls. The cluster is modest in size relative to market cap (~3.5% of market cap).
Key Financial Metrics
Institutional Positions
Net institutional flow: $6.0M
▲ Buyers (5)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| D.E. Shaw | ADD | +83.1% | $2.9M | $2.1M |
| UBS | DOUBLED | +450.2% | $682.0K | $624.0K |
| Two Sigma | ADD | +38.3% | $909.0K | $598.0K |
| Ameriprise Financial | DOUBLED | +1838.7% | $811.0K | $791.0K |
| Barclays | DOUBLED | +414.4% | $2.6M | $2.6M |
▼ Sellers (3)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| T. Rowe Price | TRIM | -55.2% | $7.0K | -$357.00 |
| Morgan Stanley | TRIM | -28.4% | $849.0K | $436.0K |
| BofA | TRIM | -28.4% | $481.0K | $248.0K |
Actionable Insight
Monitor for upcoming catalysts (pipeline data, earnings) that may have driven this accumulation. The cluster is modest and historical signals on ALEC have been unreliable — treat as incremental positive but not a strong conviction signal. Watch for further 13F filings to confirm trend.
Key Facts
- 5 buyers (D.E. Shaw, UBS, Two Sigma, Ameriprise, Barclays) added $6.7M in value
- 3 sellers (T. Rowe Price, Morgan Stanley, BofA) trimmed shares but their positions appreciated by $683K
- Net buying of ~$6.0M represents ~3.5% of ALEC's $169M market cap
- Buyers are predominantly quant/active managers; sellers are mega-passive funds
- T. Rowe Price trimmed 55% of its position but the dollar value was negligible
Financial Impact
5 institutions accumulated $6.7M in new positions while 3 institutions reduced holdings by $683K in value (though their positions appreciated). Net buying of approximately $6.0M represents ~3.5% of market cap.
Risk Factors
- 13F reporting lag — positions may have been unwound since quarter-end
- Low market cap and liquidity risk for ALEC
- Historical bullish calls on ALEC have underperformed (40% win rate at T+20)
Market Snapshot
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-ALEC-2025-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 11, 2026
1d ago
|
Institutional Cluster
| $1.53 awaiting T+1 | awaiting T+1 | — | — |
|
Jun 3, 2026
9d ago
|
Insider Cluster
| $1.81 $1.64 | ▼ −9.67% | ▼ −7.07% | — |
|
May 7, 2026
5w ago
|
8-K
| $2.10 $2.05 | ▲ +2.38% | ▲ +2.61% | — |
|
Mar 12, 2026
13w ago
|
S-3
| $2.20 $2.21 | ▼ −0.45% | ▲ +0.57% | — |
|
Mar 2, 2026
14w ago
|
Insider Cluster
| $2.21 $2.11 | ▲ +4.52% | ▲ +3.61% | — |
|
Feb 26, 2026
15w ago
|
Insider Cluster
| $2.56 $2.43 | ▼ −5.08% | ▼ −4.63% | — |
US Market Status
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