CSBR — CHAMPIONS ONCOLOGY INC
As of Q2 2026, 10 SEC-registered investment managers reported holding CSBR (CHAMPIONS ONCOLOGY INC) in their latest 13F filings, with a combined reported value of $5.31M across 862.48K shares. That is +27.2% by share count (+184.18K shares) versus the previous quarter, while reported value moved +36.2%. Ownership is concentrated: the five largest holders account for 92.1% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 3 opened new positions, 2 added to existing stakes, 4 trimmed. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
CSBR 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.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Vanguard Group history | Q4 2025 | 334.61K | $2.31M | 0.00% | Hold |
| Morgan Stanley history | Q2 2026 | 235.40K | $1.45M | 0.00% | Reduce |
| Bank of America Corp history | Q2 2026 | 214.06K | $1.32M | 0.00% | Add |
| Renaissance Technologies history | Q2 2026 | 139.04K | $856.48K | 0.00% | Reduce |
| BlackRock Inc history | Q2 2026 | 129.85K | $799.86K | 0.00% | Add |
| Geode Capital Management history | Q2 2026 | 76.30K | $470.12K | 0.00% | Reduce |
| Goldman Sachs Group history | Q1 2025 | 23.13K | $200.76K | 0.00% | New |
| Northern Trust Corp history | Q2 2026 | 27.91K | $171.93K | 0.00% | Reduce |
| BNY Mellon history | Q2 2026 | 21.61K | $133.14K | 0.00% | Hold |
| Citadel Advisors history | Q2 2026 | 18.30K | $112.70K | 0.00% | New |
| Millennium Management history | Q4 2025 | 10.20K | $70.50K | 0.00% | Reduce |
| Citigroup Inc history | Q1 2025 | 4.92K | $42.66K | 0.00% | New |
| UBS Group AG history | Q4 2025 | 190 | $1.31K | 0.00% | New |
| Wells Fargo & Co history | Q1 2024 | 47 | $230 | 0.00% | Add |
| JPMorgan Chase & Co history | Q2 2026 | 11 | $71 | 0.00% | New |
| Lazard Asset Management history | Q2 2025 | 1.35K | $9 | 0.00% | New |
| Fidelity Management & Research (FMR) history | Q2 2026 | 1 | $5 | 0.00% | New |
New Positions (Q2 2026)
- Citadel Advisors 18.30K sh · $112.70K
- JPMorgan Chase & Co 11 sh · $71
- Fidelity Management & Research (FMR) 1 sh · $5
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 17 funds)
| Fund | Q3 2021 | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Morgan Stanley | 6.92K | 7.53K | 6.81K | 5.40K | 7.80K | 7.89K | 9.10K | 11.10K | 11.10K | 9.10K | 40.70K | 43.10K | 57.80K | 72.90K | 88.43K | 130.50K | 189.60K | 229.66K | 242.30K | 235.40K |
| Bank of America Corp | — | 147 | — | — | — | — | 25.83K | 25.83K | 25.83K | 25.83K | 25.83K | 25.27K | 25.31K | 25.27K | 25.27K | 25.28K | 21.78K | 21.98K | 21.83K | 214.06K |
| Renaissance Technologies | 221.15K | 190.75K | 169.94K | 164.35K | 142.95K | 133.89K | 126.49K | 124.89K | 125.79K | 124.79K | 124.69K | 122.59K | 119.99K | 138.84K | 152.04K | 181.04K | 167.26K | 154.84K | 145.54K | 139.04K |
| BlackRock Inc | — | — | — | — | — | — | — | — | — | — | — | — | 116.19K | 116.30K | 115.86K | 120.83K | 121.91K | 122.77K | 123.90K | 129.85K |
| Geode Capital Management | 47.64K | 47.64K | 47.64K | 47.64K | 47.64K | 50.45K | 50.45K | 58.92K | 61.35K | 61.35K | 62.11K | 63.09K | 65.06K | 66.51K | 75.13K | 75.19K | 74.41K | 75.82K | 77.18K | 76.30K |
| Northern Trust Corp | 27.87K | 27.48K | 27.43K | 27.30K | 28.07K | 28.11K | 28.79K | 31.30K | 31.02K | 44.92K | 42.69K | 40.46K | 41.07K | 53.99K | 53.96K | 53.76K | 46.43K | 46.15K | 45.93K | 27.91K |
| BNY Mellon | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 30.77K | 26.75K | 26.75K | 26.75K | 26.75K | 26.75K | 26.75K | 26.75K | 26.75K | 21.61K | 21.61K |
| Citadel Advisors | — | — | 204.28K | 235.90K | 242.61K | 48.02K | 26.88K | 102.22K | 16.73K | 25.03K | 24.62K | 19.62K | — | 18.37K | 39.60K | 15.80K | 16.33K | — | — | 18.30K |
| JPMorgan Chase & Co | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 100 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | — | 11 |
| Fidelity Management & Research (FMR) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
| Millennium Management | 60.41K | 54.19K | 53.80K | 52.55K | 54.42K | 59.20K | 60.25K | 44.83K | 33.47K | — | — | — | 10.76K | 10.94K | 66.61K | 24.06K | 12.63K | 10.20K | — | — |
| UBS Group AG | — | 280 | 3.02K | 2.00K | — | — | — | — | 3.13K | 2.23K | 1.11K | 379 | 1.28K | — | 529 | — | — | 190 | — | — |
| Vanguard Group | 327.64K | 343.13K | 345.84K | 345.84K | 335.62K | 68.01K | 68.01K | 68.01K | 68.68K | 82.84K | 85.60K | 307.00K | 307.00K | 307.00K | 307.87K | 327.03K | 333.26K | 334.61K | — | — |
| Goldman Sachs Group | — | — | — | — | — | — | — | — | — | — | 69.30K | 69.30K | 48.41K | — | 23.13K | — | — | — | — | — |
| Citigroup Inc | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4.92K | — | — | — | — | — |
| Lazard Asset Management | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1.35K | — | — | — | — |
| Wells Fargo & Co | 40 | 40 | 41 | 44 | 41 | 42 | 43 | 45 | 43 | 46 | 47 | — | — | — | — | — | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
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