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Institutional Cluster

ALEC

Alector, Inc.
NEUTRAL
Impact 4/10
Horizonweeks Processed4mo ago
Institutional cluster: 5 buyers, 3 sellers (mixed)
Actionable Insight • Neutral

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.

DirectionNeutral
Confidencemedium
Horizonweeks
Final — all horizons settled through T+60d
ALEC ▲ +56.69% at T+60d
NEUTRAL call +56.69% · α vs SPY +52.29% · entry $1.57 → $2.46
Entry = T+0 close
Jun 11, 2026
via day close
T+1d
-2.55%
call -2.55% · α -3.09%
$1.53
settled 5mo ago
T+5d
-0.64%
call -0.64% · α -1.07%
$1.56
settled 4mo ago
T+20d
+4.14%
call +4.14% · α +2.25%
$1.64
settled 4mo ago
T+60d
+56.69%
call +56.69% · α +52.29%
$2.46
settled 7w ago

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). The cluster is modest in size relative to market cap (~3.5% of market cap).

Key Financial Metrics

Direction
accumulating
Buy Value
$7.9M
Net Flow
$6.0M

Institutional Positions

Net institutional flow: $6.0M

▲ Buyers (5)

InstitutionActionChangePosition ValueValue Δ
D.E. ShawADD+83.1%$2.9M$2.1M
UBSDOUBLED+450.2%$682.0K$624.0K
Two SigmaADD+38.3%$909.0K$598.0K
Ameriprise FinancialDOUBLED+1838.7%$811.0K$791.0K
BarclaysDOUBLED+414.4%$2.6M$2.6M

▼ Sellers (3)

InstitutionActionChangePrev ValueValue Δ
T. Rowe PriceTRIM-55.2%$7.0K-$357.00
Morgan StanleyTRIM-28.4%$849.0K$436.0K
BofATRIM-28.4%$481.0K$248.0K

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.

institutional ownershipfloat

Risk Factors

  • 13F reporting lag — positions may have been unwound since quarter-end
  • Low market cap and liquidity risk for ALEC

Market Snapshot

Exchange
Nasdaq
Sector
Biological Products, (No Diagnostic Substances)
Analyst Consensus
57% bullish (14 analysts)

Investment Themes

Documents Analyzed

This report is based on 1 institutional 13F filing from SEC EDGAR.

DocumentAccession Number
INST-CLUSTER Data (Synthetic)inst-cluster-ALEC-2025-Q3
16 reports for ALEC
Performance horizon
100% Hit rate @ T+60 3 of 3 directional calls Went positive at some point 7 of 7 best @ T+60▲ +26.67%May 7, 2026
Filters
Rows
Reports for ALEC — sortable, filterable
TypeNow
Oct 26, 2026
today
SC 13G
NEUTRAL ★ 4/10
—awaiting T+60——
Oct 23, 2026
3d ago
SC 13G
BULLISH ★ 5/10
$1.84awaiting T+60——
Oct 16, 2026
10d ago
424B5
BEARISH ★ 6/10
$1.95awaiting T+60——
Oct 16, 2026
10d ago
8-K
BEARISH ★ 7/10
$1.95awaiting T+60——
Oct 14, 2026
12d ago
8-K
NEUTRAL ★ 3/10
$1.88awaiting T+60——
Oct 5, 2026
21d ago
8-K
BULLISH ★ 7/10
$1.99awaiting T+60——
Oct 5, 2026
21d ago
Press Release
BULLISH ★ 7/10
$1.99awaiting T+60——
Sep 18, 2026
5w ago
SC 13G
NEUTRAL ★ 4/10
$1.93awaiting T+60——
Sep 4, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$2.47awaiting T+60——
Aug 15, 2026
10w ago
Institutional Cluster
MIXED ★ 4/10
$2.05awaiting T+60——
Showing 10 of 16

US Market Status

Market Closed — Opens Wed (12h 12m)

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Report published Jun 11, 2026