RCUS — ARCUS BIOSCIENCES INC
Reported value held$1.55B
Funds holding (latest)42
SectorHealth Care
Funds holding (Q2 2026)31
Institutional value$1.32B · 43.05M sh
New / Add / Cut / Exit3 / 20 / 8 / 3
Top-5 / Top-10 concentration74.4% / 88.5%
Institutional holdings change
Accumulating +11.4%
(+4.42M sh)
Institutional value change
Up +59.0%
As of Q2 2026, 31 SEC-registered investment managers reported holding RCUS (ARCUS BIOSCIENCES INC) in their latest 13F filings, with a combined reported value of $1.32B across 43.05M shares. That is +11.4% by share count (+4.42M shares) versus the previous quarter, while reported value moved +59.0%. Ownership is concentrated: the five largest holders account for 74.4% of reported value and the top ten for 88.5%.
Compared with the prior quarter, 3 opened new positions, 20 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.
RCUS 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 |
|---|---|---|---|---|---|
| BlackRock Inc history | Q2 2026 | 16.42M | $506.11M | 0.01% | Add |
| Vanguard Group history | Q4 2025 | 7.96M | $189.76M | 0.00% | Add |
| Wellington Management Group history | Q2 2026 | 5.90M | $181.76M | 0.03% | Reduce |
| Fidelity Management & Research (FMR) history | Q2 2026 | 4.05M | $124.85M | 0.01% | Add |
| Citadel Advisors history | Q2 2026 | 3.16M | $97.49M | 0.01% | Add |
| Geode Capital Management history | Q2 2026 | 2.45M | $75.51M | 0.00% | Add |
| Marshall Wace history | Q2 2026 | 1.95M | $59.97M | 0.05% | Reduce |
| Goldman Sachs Group history | Q2 2026 | 1.39M | $42.78M | 0.00% | Add |
| Charles Schwab Investment Management history | Q2 2026 | 941.76K | $29.03M | 0.00% | Add |
| Northern Trust Corp history | Q2 2026 | 932.52K | $28.75M | 0.00% | Add |
| Invesco Ltd history | Q2 2026 | 845.23K | $26.06M | 0.00% | Add |
| Bank of America Corp history | Q2 2026 | 835.50K | $25.76M | 0.00% | Add |
| Morgan Stanley history | Q2 2026 | 795.91K | $24.54M | 0.00% | Reduce |
| Franklin Resources history | Q4 2025 | 853.49K | $20.34M | 0.01% | New |
| Two Sigma Investments history | Q2 2026 | 635.40K | $19.59M | 0.01% | Add |
| BNY Mellon history | Q2 2026 | 543.01K | $16.74M | 0.00% | Add |
| Principal Global Investors history | Q2 2026 | 423.37K | $13.05M | 0.01% | Add |
| UBS Group AG history | Q2 2026 | 369.06K | $11.38M | 0.00% | Add |
| PSP Investments history | Q2 2026 | 298.16K | $9.19M | 0.02% | Reduce |
| Renaissance Technologies history | Q1 2026 | 424.70K | $9.17M | 0.01% | Add |
New Positions (Q2 2026)
- Millennium Management 133.11K sh · $4.10M
- JPMorgan Chase & Co 30.00K sh · $932.40K
- Balyasny Asset Management 22.84K sh · $704.31K
Fully Exited (vs previous quarter)
- Renaissance Technologies sold 424.70K sh · $9.17M
- Point72 Asset Management sold 129.27K sh · $2.79M
- Janus Henderson Group sold 42.34K sh · $916.41K
Fund Position History — shares by quarter (top 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock Inc | — | — | — | — | — | — | — | — | — | — | — | — | 9.73M | 9.69M | 10.87M | 11.46M | 11.81M | 15.00M | 15.23M | 16.42M |
| Wellington Management Group | 230.00K | 230.00K | 230.00K | 230.00K | — | — | — | — | — | — | — | — | — | — | 1.08M | 936.02K | 1.27M | 5.18M | 6.09M | 5.90M |
| Fidelity Management & Research (FMR) | 3.48M | 3.58M | 3.71M | 3.71M | 3.74M | 3.70M | 3.69M | 4.94M | 4.78M | 4.73M | 4.78M | 4.18M | 4.47M | 6.55M | 4.46M | 2.57M | 2.30M | 1.14M | 1.17M | 4.05M |
| Citadel Advisors | 32.89M | 35.56M | 54.00M | 47.62M | 51.99K | 726.23K | 1.84M | 810.13K | 340.35K | 327.52K | 393.92K | 499.06K | 358.97K | 422.49K | 445.90K | 727.50K | 434.25K | 236.60K | 1.42M | 3.16M |
| Geode Capital Management | 783.18K | 769.51K | 797.54K | 845.39K | 911.36K | 946.47K | 978.17K | 1.03M | 1.08M | 1.14M | 1.17M | 1.23M | 1.22M | 1.21M | 1.39M | 1.60M | 1.60M | 1.91M | 2.25M | 2.45M |
| Marshall Wace | — | — | 178.56K | 228.25K | 17.78K | 10.90K | — | — | — | — | — | — | — | — | 112.05K | — | — | 3.39M | 3.76M | 1.95M |
| Goldman Sachs Group | 233.85K | 287.46K | 421.44K | 1.15M | 1.04M | 937.42K | 979.53K | 773.13K | 763.21K | 767.29K | 425.31K | 811.77K | 703.34K | 443.45K | 914.21K | 648.07K | 950.59K | 1.17M | 999.79K | 1.39M |
| Charles Schwab Investment Management | 355.24K | 322.15K | 330.65K | 343.28K | 379.09K | 388.72K | 421.69K | 436.74K | 460.84K | 472.18K | 493.28K | 507.44K | 566.98K | 579.62K | 714.00K | 776.74K | 871.15K | 968.24K | 903.64K | 941.76K |
| Northern Trust Corp | 640.23K | 624.27K | 600.41K | 681.55K | 693.01K | 710.62K | 530.98K | 507.31K | 517.48K | 524.69K | 513.50K | 501.43K | 509.92K | 532.10K | 570.04K | 691.25K | 707.80K | 794.80K | 840.30K | 932.52K |
| Invesco Ltd | 224.68K | 198.63K | 293.47K | 340.76K | 266.51K | 272.28K | 283.12K | 249.16K | 232.80K | 192.63K | 190.68K | 182.44K | 168.08K | 203.99K | 254.02K | 251.85K | 292.40K | 414.37K | 820.82K | 845.23K |
| Bank of America Corp | 1.07M | 1.10M | 1.14M | 1.08M | 149.48K | 184.01K | 1.22M | 188.02K | 292.81K | 733.89K | 151.55K | 141.52K | 140.91K | 160.15K | 251.57K | 497.62K | 1.36M | 1.00M | 646.07K | 835.50K |
| Morgan Stanley | 133.81K | 1.43M | 250.63K | 583.70K | 353.06K | 546.35K | 556.08K | 620.53K | 608.99K | 701.39K | 874.88K | 445.88K | 714.46K | 549.91K | 787.08K | 1.47M | 1.54M | 1.21M | 1.11M | 795.91K |
| Two Sigma Investments | 68.44K | 160.34K | — | — | 49.89K | — | — | — | 42.22K | 113.07K | 263.28K | 105.13K | 135.66K | 146.69K | 298.42K | 408.19K | 471.52K | 139.63K | 312.69K | 635.40K |
| BNY Mellon | 220.39K | 240.06K | 210.84K | 423.45K | 470.70K | 488.45K | 478.40K | 460.22K | 448.58K | 417.75K | 400.17K | 395.87K | 351.32K | 381.62K | 401.57K | 484.05K | 470.21K | 504.46K | 511.17K | 543.01K |
| Principal Global Investors | 14.08K | 8.58K | 8.31K | 331.78K | 341.21K | 329.01K | 324.74K | 328.13K | 329.44K | 332.81K | 289.96K | 274.39K | 255.61K | 263.52K | 334.98K | 336.23K | 334.52K | 407.51K | 413.78K | 423.37K |
| UBS Group AG | 20.96K | 5.81K | 193.88K | 78.08K | 43.70K | 63.75K | 102.66K | 103.29K | 57.54K | 162.48K | 208.73K | 75.11K | 85.90K | 131.06K | 139.35K | 92.80K | 167.40K | 411.26K | 288.86K | 369.06K |
| PSP Investments | — | — | — | 86.30K | 95.23K | 94.85K | 91.69K | 93.43K | 66.30K | 111.85K | 111.85K | 120.10K | 114.40K | 135.03K | 213.37K | 231.02K | 269.86K | 295.43K | 303.32K | 298.16K |
| Legal & General Investment Management America | 18.36K | 17.88K | 37.11K | 137.22K | 148.55K | 150.57K | 148.84K | 145.06K | 150.19K | 148.93K | 150.25K | 152.90K | 151.04K | 149.21K | 185.56K | 181.36K | 178.40K | 205.20K | 188.65K | 191.56K |
| Millennium Management | 41.74K | 168.90K | 416.36K | 341.36K | 63.56K | 295.43K | 110.00K | 260.64K | 331.48K | 31.39K | 50.00K | 226.10K | 245.10K | 924.37K | 1.19M | 780.09K | 634.94K | 168.88K | — | 133.11K |
| Citigroup Inc | 112.98K | 108.90K | 47.60K | 184.30K | 270.68K | 166.68K | 351.94K | 120.65K | 151.73K | 133.23K | 322.13K | 53.65K | 421.96K | 166.50K | 329.32K | 288.90K | 96.36K | 92.26K | 86.40K | 112.24K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details