ALTO NEUROSCIENCE INC (ANRO) Institutional Ownership Changes & 13F Activity

ALTO NEUROSCIENCE INC (ANRO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Vestal Point Capital, Lp, Adage Capital Partners Gp, L.L.C., Parkman Healthcare Partners Llc, Perceptive Advisors Llc, and Millennium Management Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Manufacturers Life Insurance Company, TheBuy+6,486+27.3%30,233$797.85KQ2 2026Sep 09, 2026
Allianz Asset Management GmbhSell-2,500-8.8%26,000$686.14KQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+361361$9.53KQ2 2026Aug 24, 2026
Vestal Point Capital, LpSell-1,279,075-62.0%785,000$20.72MQ2 2026Aug 14, 2026
Adage Capital Partners Gp, L.L.C.Buy+1,215,000+315.6%1,600,000$42.22MQ2 2026Aug 14, 2026
Parkman Healthcare Partners LlcBuy+429,035429,035$11.32MQ2 2026Aug 14, 2026
Perceptive Advisors LlcSell-400,000-19.9%1,609,893$42.49MQ2 2026Aug 14, 2026
Millennium Management LlcSell-263,662-32.1%558,320$14.73MQ2 2026Aug 14, 2026
Schonfeld Strategic Advisors LlcBuy+257,631257,631$6.80MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpSell-230,500-96.6%7,998$211.07KQ2 2026Aug 14, 2026
Ameriprise Financial IncBuy+190,996190,996$5.04MQ2 2026Aug 14, 2026
Vivo Capital, LlcBuy+173,307+16.7%1,208,858$31.90MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+132,113+126.2%236,830$6.25MQ2 2026Aug 14, 2026
Alkeon Capital Management LlcSell-125,000-55.0%102,101$2.69MQ2 2026Aug 14, 2026
Ikarian Capital, LlcSell-107,662-20.9%407,338$10.75MQ2 2026Aug 14, 2026
Saturn V Capital Management LpBuy+93,830+105.4%182,829$4.82MQ2 2026Aug 14, 2026
Orbimed Advisors LlcBuy+90,352+53.9%257,852$6.80MQ2 2026Aug 14, 2026
Awm Investment Company, Inc.Sell-90,000-52.9%80,000$2.11MQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-68,800-31.8%147,299$3.89MQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+63,565+373.5%80,583$2.13MQ2 2026Aug 14, 2026
Armistice Capital, LlcSell-48,000-5.3%864,000$22.80MQ2 2026Aug 14, 2026
Boothbay Fund Management, LlcSell-33,070-23.7%106,234$2.80MQ2 2026Aug 14, 2026
Alliancebernstein L.P.Buy+27,30027,300$613.70KQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+25,513+3229.5%26,303$694.14KQ2 2026Aug 14, 2026
Metlife Investment Management, LlcBuy+15,64415,644$412.85KQ2 2026Aug 14, 2026
Invesco Ltd.Buy+14,25514,255$376.19KQ2 2026Aug 14, 2026
Price T Rowe Associates IncSell-12,929-3.5%358,279$9.46MQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Buy+12,00912,009$316.92KQ2 2026Aug 14, 2026
Barclays PlcSell-11,718-46.8%13,318$351.46KQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+11,114+18.6%70,913$1.87MQ2 2026Aug 14, 2026
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Frequently asked questions about ANRO activity

  • Which institutional owners are buying ANRO?

    Institutional owners buying ANRO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ANRO activity?

    "Buy" means an investor increased their reported position in ANRO compared to the prior reporting period. This reflects growing exposure to ALTO NEUROSCIENCE INC (ANRO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ANRO increasing?

    Institutional interest in ANRO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.