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Institutional Cluster

ALMS

ALUMIS INC.
NEUTRAL
Impact 3/10
Horizonweeks Processed4mo ago
Institutional cluster: 3 buyers, 0 sellers (bullish)
Actionable Insight • Neutral

The buying is entirely from passive/index funds, likely reflecting index rebalancing or benchmark weight adjustments rather than an active fundamental thesis. Monitor for active manager interest or fundamental catalysts before taking a directional position.

DirectionNeutral
Confidencemedium
Horizonweeks
Final — all horizons settled through T+60d
ALMS ▼ -46.89% at T+60d
NEUTRAL call -46.89% · α vs SPY -51.29% · entry $20.90 → $11.10
Entry = T+0 close
Jun 11, 2026
via day close
T+1d
+15.55%
call +15.55% · α +15.01%
$24.15
settled 5mo ago
T+5d
+10.29%
call +10.29% · α +9.85%
$23.05
settled 4mo ago
T+20d
+44.98%
call +44.98% · α +43.09%
$30.30
settled 4mo ago
T+60d
-46.89%
call -46.89% · α -51.29%
$11.10
settled 7w ago

Executive Summary

Three mega-passive institutional investors (BlackRock, State Street, Fidelity) collectively added $162.0M in ALMS positions during Q1 2026, with Fidelity nearly doubling its stake. The buying is entirely from passive/index funds, suggesting index rebalancing or benchmark weight adjustments rather than an active fundamental thesis.

Key Financial Metrics

Direction
accumulating
Buy Value
$219.1M
Net Flow
$162.0M

Institutional Positions

Net institutional flow: $162.0M

▲ Buyers (3)

InstitutionActionChangePosition ValueValue Δ
BlackRockADD+57%$158.0M$113.4M
State StreetADD+43.1%$39.7M$27.4M
FidelityDOUBLED+2606.4%$21.5M$21.2M

Key Facts

  • 3 mega-passive funds (BlackRock, State Street, Fidelity) added $162.0M in ALMS positions during Q1 2026
  • BlackRock added 2.60M shares (+57%), increasing value from $44.6M to $158.0M
  • State Street added 542.4K shares (+43.1%), increasing value from $12.3M to $39.7M
  • Fidelity nearly doubled its stake (+2606.4%), adding 949.8K shares worth $21.2M
  • No institutional sellers were identified in this cluster
  • All three buyers are mega-passive/index funds, not active managers — signal is weaker

Financial Impact

3 institutions accumulated $162.0M in new ALMS positions during Q1 2026, with total current holdings of $219.1M

institutional ownershipfloat

Risk Factors

  • All buyers are passive/index funds — signal may be mechanical rebalancing, not conviction
  • 13F data has 45-day reporting lag; positions may have already been unwound

Market Snapshot

Exchange
Nasdaq
Sector
Pharmaceutical Preparations
Analyst Consensus
88% bullish (17 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-ALMS-2026-Q1
11 reports for ALMS
Performance horizon
40% Hit rate @ T+1 2 of 5 directional calls Went positive at some point 2 of 5 best @ T+60▲ +23.85%Mar 28, 2026
Filters
Rows
Reports for ALMS — sortable, filterable
TypeNow
Sep 9, 2026
6w ago
Insider Buy
BULLISH ★ 5/10
$9.90 $9.18▼ −7.27%▼ −8.13%—
Sep 1, 2026
7w ago
8-K
MIXED ★ 6/10
$9.47 $10.35▲ +9.29%▲ +8.85%—
Aug 15, 2026
10w ago
Institutional Cluster
BULLISH ★ 6/10
$25.50 $24.88▼ −2.43%▼ −1.76%—
Aug 10, 2026
11w ago
8-K
BULLISH ★ 7/10
$25.37 $25.55▲ +0.71%▲ +0.46%—
Aug 5, 2026
11w ago
Insider Cluster
NEUTRAL ★ 2/10
$27.80 $27.60▼ −0.72%▼ −1.33%—
Aug 5, 2026
11w ago
Insider Cluster
NEUTRAL ★ 4/10
$27.80 $27.60▼ −0.72%▼ −1.33%—
Jun 29, 2026
17w ago
8-K
NEUTRAL ★ 4/10
$27.14 $28.14▲ +3.68%▲ +2.91%—
Jun 11, 2026
19w ago
Institutional Cluster
NEUTRAL ★ 3/10
$20.90 $24.15▲ +15.55%▲ +15.01%—
May 18, 2026
23w ago
DEFA14A
NEUTRAL ★ 3/10
$21.53 $22.04▲ +2.39%▲ +1.35%—
Mar 28, 2026
30w ago
Press Release
BULLISH ★ 8/10
$20.21 $22.03▲ +9.01%▲ +6.11%—
Showing 10 of 11

US Market Status

Market Closed — Opens Tue (15h 56m)

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Report published Jun 11, 2026