ANRO

Alto Neuroscience Inc
Health CareUSCUSIP 02157Q109◍ Confluence graph
Tracked 13F Holders
106
-68 QoQ
13F Value (tracked)
$537.0M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)34 adding · 14 trimming
Insider net (180d)$0

Who owns ANRO?

106 tracked 13F filers

106 tracked 13F filers disclose a position in ANRO as of the latest SEC 13F filings, a combined $537.0M in reported value. 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.

All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#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
4Spruce Street Capital LP
$35.7M
1.4M
+2.1%
Added · +28K sh
Q2 2026
5Vivo Capital, LLC
$31.9M
1.2M
+17%
Added · +173K sh
Q2 2026
6VANGUARD CAPITAL MANAGEMENT LLC
$27.1M
1.2M
First observed position
No prior filed position
Q1 2026
7FRANKLIN TEMPLETON INC
$24.8M
1.1M
−1.6%
Reduced · −18K sh
Q1 2026
8ARMISTICE CAPITAL, LLC
$20.5M
912K
−41%
Reduced · −624K sh
Q1 2026
9MILLENNIUM MANAGEMENT LLC
$18.5M
822K
+30%
Added · +192K sh
Q1 2026
10STATE STREET CORP
$18.1M
686K
+244%
Added · +486K sh
Q2 2026
11GEODE CAPITAL MANAGEMENT, LLC
$17.9M
678K
+132%
Added · +385K sh
Q2 2026
12BlackRock, Inc.
$15.0M
666K
+9.6%
Added · +58K sh
Q1 2026
13Ikarian Capital, LLC
$11.6M
515K
Held
Q1 2026
14Point72 Asset Management, L.P.
$11.3M
503K
−69%
Reduced · −1.1M sh
Q1 2026
15Integral Health Asset Management, LLC
$13.2M
500K
Held
Q2 2026
16Venrock Adviser, LLC
$11.2M
500K
New
+500K sh
Q1 2026
17Affinity Asset Advisors, LLC
$11.2M
500K
New
+500K sh
Q1 2026
18NORTHERN TRUST CORP
$10.6M
473K
−0.2%
Reduced · −970 sh
Q1 2026
19JENNISON ASSOCIATES LLC
$8.7M
386K
New
+386K sh
Q1 2026
20ADAGE CAPITAL PARTNERS GP, L.L.C.
$8.7M
385K
New
+385K sh
Q1 2026
21PRICE T ROWE ASSOCIATES INC /MD/
$8.3M
371K
12×
Added · +341K sh
Q1 2026
22Schonfeld Strategic Advisors LLC
$6.8M
258K
New
+258K sh
Q2 2026
23SUSQUEHANNA INTERNATIONAL GROUP, LLP
$5.4M
238K
+102%
Added · +120K sh
Q1 2026
24ALKEON CAPITAL MANAGEMENT LLC
$5.1M
227K
−52%
Reduced · −250K sh
Q1 2026
25TWO SIGMA INVESTMENTS, LP
$4.9M
216K
+54%
Added · +76K 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.

Is ANRO being bought or sold by institutions?

Last quarter, 16 funds opened a new position in ANRO and 18 added to an existing one, while 14 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
16
funds
Added
18
funds
Reduced
14
funds
Exited
0
funds

Funds that own ANRO also own

CompanyCo-held byCombined value
ELI LILLY & COLLY50 funds$31.2B
NVIDIA CORPNVDA49 funds$150.0B
MICROSOFT CORPMSFT49 funds$99.7B
LAM RESEARCH CORPLRCX48 funds$12.1B
AMAZON.COM INCAMZN47 funds$73.6B
ALPHABET INC-CL AGOOGL47 funds$65.9B
BROADCOM INCAVGO47 funds$61.8B
META PLATFORMS INC-CLASS AMETA47 funds$46.4B
REGENERON PHARMACEUTICALSREGN47 funds$6.5B
COGENT BIOSCIENCES INCCOGT47 funds$872.8M
APPLE INCAAPL46 funds$113.3B
ADVANCED MICRO DEVICESAMD46 funds$14.0B

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

32 funds-29 since Q3 2024
050100Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $135.8M

Recent filings

15 shown

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Connected entities for ANRO

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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.