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ANRO — ALTO NEUROSCIENCE INC

Reported value held$207.48M
Funds holding (latest)34
SectorHealth Care
Funds holding (Q2 2026)28
Institutional value$180.11M · 7.18M sh
New / Add / Cut / Exit5 / 12 / 8 / 3
Top-5 / Top-10 concentration73.3% / 91.1%
Institutional holdings change Accumulating +32.7% (+1.77M sh)
Institutional value change Up +58.9%

As of Q2 2026, 28 SEC-registered investment managers reported holding ANRO (ALTO NEUROSCIENCE INC) in their latest 13F filings, with a combined reported value of $180.11M across 7.18M shares. That is +32.7% by share count (+1.77M shares) versus the previous quarter, while reported value moved +58.9%. Ownership is concentrated: the five largest holders account for 73.3% of reported value and the top ten for 91.1%.

Compared with the prior quarter, 5 opened new positions, 12 added to existing stakes, 8 trimmed, 3 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.

ANRO is classified in the Health Care sector.

All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.

FundQuarterSharesValuePortfolio WeightChange
BlackRock Inc history Q2 2026 2.12M $55.97M 0.00% Add
Franklin Resources history Q2 2026 1.01M $26.74M 0.01% Reduce
Vanguard Group history Q4 2025 1.37M $24.31M 0.00% Add
Geode Capital Management history Q2 2026 678.20K $17.90M 0.00% Add
Northern Trust Corp history Q2 2026 632.70K $16.70M 0.00% Add
Millennium Management history Q2 2026 558.32K $14.73M 0.01% Reduce
Point72 Asset Management history Q2 2026 502.95K $13.27M 0.01% Hold
Goldman Sachs Group history Q2 2026 236.83K $6.25M 0.00% Add
Marshall Wace history Q2 2026 225.50K $5.95M 0.01% Add
Two Sigma Investments history Q2 2026 147.30K $3.89M 0.00% Reduce
Alkeon Capital Management history Q2 2026 102.10K $2.69M 0.00% Reduce
Charles Schwab Investment Management history Q2 2026 80.58K $2.13M 0.00% Add
BNY Mellon history Q2 2026 76.33K $2.01M 0.00% New
Morgan Stanley history Q2 2026 74.94K $1.98M 0.00% Add
Renaissance Technologies history Q2 2026 71.40K $1.88M 0.00% Reduce
Wellington Management Group history Q2 2026 70.91K $1.87M 0.00% Add
UBS Group AG history Q2 2026 58.70K $1.55M 0.00% Add
D. E. Shaw & Co history Q1 2026 45.34K $1.02M 0.00% Reduce
Norges Bank Investment Management history Q2 2024 76.67K $819.62K 0.00% New
Manulife Financial history Q2 2026 30.23K $797.85K 0.00% Add

View all 34 fund holders →

New Positions (Q2 2026)

Fully Exited (vs previous quarter)

Fund Position History — shares by quarter (top 20 funds)

FundQ1 2024Q2 2024Q3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026
BlackRock Inc — — 1.45M 1.48M 1.46M 561.85K 367.88K 607.87K 666.19K 2.12M
Franklin Resources 625.01K 625.04K 1.22M 1.16M 1.16M 1.16M 1.16M 1.12M 1.10M 1.01M
Geode Capital Management 86.14K 188.97K 469.99K 472.66K 486.86K 229.72K 237.90K 287.44K 292.90K 678.20K
Northern Trust Corp 16.39K 21.03K 196.94K 587.13K 589.28K 463.34K 461.29K 474.37K 473.40K 632.70K
Millennium Management 119.22K 16.84K 32.30K — 16.18K 302.86K 315.76K 629.99K 821.98K 558.32K
Point72 Asset Management 1.12M 1.05M 977.69K 1.69M 1.24M 1.33M 1.33M 1.61M 503.09K 502.95K
Goldman Sachs Group — 14.15K 45.54K 111.28K 100.37K 166.09K 90.25K 156.32K 104.72K 236.83K
Marshall Wace 21.29K — — 837.37K 852.99K 937.41K 825.23K 193.11K 176.35K 225.50K
Two Sigma Investments — — 12.94K 30.70K 26.14K 44.73K 116.58K 140.32K 216.10K 147.30K
Alkeon Capital Management — 934.90K 934.90K 477.10K 477.10K 477.10K 477.10K 477.10K 227.10K 102.10K
Charles Schwab Investment Management 45.03K 66.19K 186.97K 154.83K 150.42K 115.26K — 17.06K 17.02K 80.58K
BNY Mellon — 23.56K 45.46K 52.27K 49.55K — — — — 76.33K
Morgan Stanley 13.29K 26.32K 76.16K 202.64K 46.81K 64.63K 61.04K 65.58K 68.65K 74.94K
Renaissance Technologies — — — — — 34.70K 75.77K 97.40K 103.50K 71.40K
Wellington Management Group — — 60.64K 77.15K — — — 69.02K 59.80K 70.91K
UBS Group AG 867 2.69K 35.01K 402.40K 510.21K 428.22K 139.03K 18.49K 17.25K 58.70K
Manulife Financial 35.67K 35.67K 65.81K 62.39K — — — — 23.75K 30.23K
Wells Fargo & Co 65 3.26K 7.85K 10.99K 11.24K 351 — 765 790 26.30K
Deutsche Bank AG — — 11.58K 15.21K 15.21K — — — — 26.05K
Citigroup Inc 33.84K 1.95K 15.47K 16.85K 15.14K 2.30K — 12.57K 9.43K 20.75K

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