ANRO

Alto Neuroscience Inc$27.33 1.76%
Health CareUSCUSIP 02157Q109· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
96
+13 QoQ
13F Value (tracked)
$457.5M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)27 adding · 17 trimming
Insider net (180d)$0

Price & smart-money activity

$27.33 1.76%2Y +70.8%
$1.66$8.78$15.91$23.04$30.17202420252026422211133165221415152012131324192722
Hover for who · click for detailEnd-of-day closing prices52w $2.65 – $28.07

Top institutional holders

96 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1Commodore Capital LP
$61.2M
2.7M
+49%
Added · +900K sh
Q1 2026
2Vestal Point Capital, LP
$46.4M
2.1M
−17%
Reduced · −421K sh
Q1 2026
3PERCEPTIVE ADVISORS LLC
$45.2M
2.0M
+13%
Added · +226K sh
Q1 2026
4VANGUARD CAPITAL MANAGEMENT LLC
$27.1M
1.2M
New
+1.2M sh
Q1 2026
5FRANKLIN RESOURCES INC
$24.8M
1.1M
−1.6%
Reduced · −18K sh
Q1 2026
6Vivo Capital, LLC
$23.3M
1.0M
Held
Q1 2026
7ARMISTICE CAPITAL, LLC
$20.5M
912K
−41%
Reduced · −624K sh
Q1 2026
8MILLENNIUM MANAGEMENT LLC
$18.5M
822K
+30%
Added · +192K sh
Q1 2026
9BlackRock, Inc.
$15.0M
666K
+9.6%
Added · +58K sh
Q1 2026
10Ikarian Capital, LLC
$11.6M
515K
Held
Q1 2026
11Point72 Asset Management, L.P.
$11.3M
503K
−69%
Reduced · −1.1M sh
Q1 2026
12Venrock Adviser, LLC
$11.2M
500K
New
+500K sh
Q1 2026
13Integral Health Asset Management, LLC
$11.2M
500K
+33%
Added · +125K sh
Q1 2026
14Affinity Asset Advisors, LLC
$11.2M
500K
New
+500K sh
Q1 2026
15NORTHERN TRUST CORP
$10.6M
473K
−0.2%
Reduced · −970 sh
Q1 2026
16JENNISON ASSOCIATES LLC
$8.7M
386K
New
+386K sh
Q1 2026
17ADAGE CAPITAL PARTNERS GP, L.L.C.
$8.7M
385K
New
+385K sh
Q1 2026
18PRICE T ROWE ASSOCIATES INC /MD/
$8.3M
371K
12×
Added · +341K sh
Q1 2026
19GEODE CAPITAL MANAGEMENT, LLC
$6.6M
293K
+1.9%
Added · +5K sh
Q1 2026
20SUSQUEHANNA INTERNATIONAL GROUP, LLP
$5.4M
238K
+102%
Added · +120K sh
Q1 2026
21ALKEON CAPITAL MANAGEMENT LLC
$5.1M
227K
−52%
Reduced · −250K sh
Q1 2026
22TWO SIGMA INVESTMENTS, LP
$4.9M
216K
+54%
Added · +76K sh
Q1 2026
23Qube Research & Technologies Ltd
$4.7M
209K
+86%
Added · +96K sh
Q1 2026
24STATE STREET CORP
$4.5M
200K
+53%
Added · +69K sh
Q1 2026
25MARSHALL WACE, LLP
$4.0M
176K
−8.7%
Reduced · −17K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
13
funds
Added
14
funds
Reduced
17
funds
Exited
0
funds

Funds that own ANRO also own

CompanyCo-held byCombined value
ELI LILLY & COLLY23 funds$2.0B
BOSTON SCIENTIFIC CORPBSX22 funds$631.0M
AMAZON.COM INCAMZN21 funds$5.6B
ALPHABET INC-CL AGOOGL21 funds$3.6B
INTUITIVE SURGICAL INCISRG21 funds$919.8M
UNITEDHEALTH GROUP INCUNH21 funds$533.2M
MICROSOFT CORPMSFT20 funds$4.7B
META PLATFORMS INC-CLASS AMETA20 funds$3.5B
BROADCOM INCAVGO20 funds$3.0B
MASTERCARD INC - AMA20 funds$1.6B
ORACLE CORPORCL20 funds$1.3B
REGENERON PHARMACEUTICALSREGN20 funds$275.9M

Ranked by how many of ANRO's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Jul 10, 2024Savitz AdamCHIEF MEDICAL OFFICERBuy (P)3K$39K
Jul 9, 2024Savitz AdamCHIEF MEDICAL OFFICERBuy (P)11K$134K
Jul 9, 2024Savitz AdamCHIEF MEDICAL OFFICERBuy (P)1K$18K
Mar 28, 2024Smith Nicholas ConradCHIEF FINANCIAL OFFICERBuy (P)2K$25K
Mar 28, 2024Smith Nicholas ConradCHIEF FINANCIAL OFFICERBuy (P)5K$75K
Feb 6, 2024Alpha Wave Global, LP10% OwnerBuy (P)600K$9.6M
Feb 6, 2024Etkin AmitPRESIDENT AND CEO, DirectorBuy (P)3K$50K
Feb 6, 2024Savitz AdamCHIEF MEDICAL OFFICERBuy (P)17K$272K
Feb 6, 2024Smith Nicholas ConradCHIEF FINANCIAL OFFICERBuy (P)2K$25K

Institutional ownership over time

94 funds+34 since Q3 2024
04794Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $457.8M

Recent filings

15 shown

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Ask your agent what changed in ANRO

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/ANRO/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for ANRO.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ANRO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.