ARCUS BIOSCIENCES INC (RCUS) Institutional Shareholders
ARCUS BIOSCIENCES INC (RCUS) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $2.56B in RCUS holdings during the latest filing period.
Gilead Sciences, Inc. is currently the largest disclosed institutional shareholder of RCUS tracked by InsiderSet, reporting ownership valued at approximately $678.77M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $850.04M, representing an estimated gain of +25.23% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 69% of the total disclosed RCUS value among the investors covered in this analysis. Major shareholders include Gilead Sciences, Inc., Blackrock, Inc., Wellington Management Group Llp, and several other long-term asset managers with concentrated positions in ARCUS BIOSCIENCES INC (RCUS).
This page ranks the largest institutional RCUS shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
208
Total Reported Value
$2.56B
Largest Holder
Gilead Sciences, Inc.
Largest Position
$678.77M
Insider Transactions (90d)
16
Latest Filing Quarter
Q2 2026
New Institutional Positions
142
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Gilead Sciences, Inc. | 32.05% | 31,424,760 | $678,774,816 | $850,039,758 | +$171,264,942 | +25.23% | |
| Blackrock, Inc. | 0.01% | 15,226,475 | $328,891,861 | $411,876,149 | +$82,984,288 | +25.23% | |
| Wellington Management Group Llp | 0.02% | 6,089,516 | $131,533,546 | $164,721,408 | +$33,187,862 | +25.23% | |
| State Street Corp | 0.00% | 5,412,901 | $116,918,662 | $146,418,972 | +$29,500,310 | +25.23% | |
| Suvretta Capital Management, Llc | 2.95% | 5,030,993 | $108,669,449 | $136,088,361 | +$27,418,912 | +25.23% | |
| Vanguard Portfolio Management Llc | 0.00% | 4,272,056 | $92,276,410 | $115,559,115 | +$23,282,705 | +25.23% | |
| Vanguard Capital Management Llc | 0.00% | 3,856,725 | $83,305,260 | $104,324,411 | +$21,019,151 | +25.23% | |
| Woodline Partners Lp | 0.31% | 3,777,798 | $81,600,437 | $102,189,436 | +$20,588,999 | +25.23% | |
| Marshall Wace, Llp | 0.09% | 3,761,437 | $81,247,040 | $101,746,871 | +$20,499,831 | +25.23% | |
| Siren, L.L.C. | 1.80% | 3,007,077 | $64,952,863 | $81,341,433 | +$16,388,570 | +25.23% | |
| Geode Capital Management, Llc | 0.00% | 2,252,367 | $48,659,380 | $60,926,527 | +$12,267,147 | +25.21% | |
| Fisher Asset Management, Llc | 0.02% | 2,190,404 | $47,312,724 | $59,250,428 | +$11,937,704 | +25.23% | |
| Samlyn Capital, Llc | 0.71% | 1,908,412 | $41,221,700 | $51,622,545 | +$10,400,845 | +25.23% | |
| Bnp Paribas Asset Management Holding S.A. | 0.04% | 1,654,754 | $35,742,686 | $44,761,096 | +$9,018,410 | +25.23% | |
| Dimensional Fund Advisors Lp | 0.01% | 1,426,223 | $30,801,780 | $38,579,332 | +$7,777,552 | +25.25% | |
| Citadel Advisors Llc | 0.02% | 1,329,935 | $28,726,596 | $35,974,742 | +$7,248,146 | +25.23% | |
| Parkman Healthcare Partners Llc | 2.70% | 1,207,274 | $26,077,118 | $32,656,762 | +$6,579,644 | +25.23% | |
| Logos Global Management Lp | 1.33% | 1,200,000 | $25,920,000 | $32,460,000 | +$6,540,000 | +25.23% | |
| Fmr Llc | 0.00% | 1,165,252 | $25,169,435 | $31,520,067 | +$6,350,632 | +25.23% | |
| Morgan Stanley | 0.00% | 1,113,526 | $24,052,175 | $30,120,878 | +$6,068,703 | +25.23% | |
| Trails Edge Capital Partners, Lp | 5.33% | 1,047,935 | $22,635,396 | $28,346,642 | +$5,711,246 | +25.23% | |
| Goldman Sachs Group Inc | 0.00% | 999,786 | $21,595,378 | $27,044,211 | +$5,448,833 | +25.23% | |
| Sofinnova Investments, Inc. | 1.00% | 923,086 | $19,938,658 | $24,969,476 | +$5,030,818 | +25.23% | |
| Charles Schwab Investment Management Inc | 0.00% | 903,638 | $19,518,581 | $24,443,408 | +$4,924,827 | +25.23% | |
| Northern Trust Corp | 0.00% | 840,305 | $18,150,587 | $22,730,250 | +$4,579,663 | +25.23% | |
| Invesco Ltd. | 0.00% | 820,820 | $17,729,712 | $22,203,181 | +$4,473,469 | +25.23% | |
| Candriam S.C.A. | 0.09% | 790,613 | $17,077,241 | $21,386,082 | +$4,308,841 | +25.23% | |
| Aberdeen Group Plc | 0.03% | 769,787 | $16,627,399 | $20,822,738 | +$4,195,339 | +25.23% | |
| Bank Of America Corp | 0.00% | 646,068 | $13,955,069 | $17,476,139 | +$3,521,070 | +25.23% | |
| Vanguard Fiduciary Trust Co | 0.00% | 582,920 | $12,591,072 | $15,767,986 | +$3,176,914 | +25.23% | |
| Bank Of New York Mellon Corp | 0.00% | 511,166 | $11,041,194 | $13,827,040 | +$2,785,846 | +25.23% | |
| Decheng Capital Llc | 1.56% | 477,819 | $10,320,890 | $12,925,004 | +$2,604,114 | +25.23% | |
| Soleus Capital Management, L.P. | 0.40% | 451,983 | $9,762,833 | $12,226,140 | +$2,463,307 | +25.23% | |
| Dafna Capital Management Llc | 2.18% | 443,829 | $9,586,706 | $12,005,574 | +$2,418,868 | +25.23% | |
| Jacobs Levy Equity Management, Inc | 0.04% | 430,346 | $9,295,474 | $11,640,859 | +$2,345,385 | +25.23% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 424,700 | $9,173,520 | $11,488,135 | +$2,314,615 | +25.23% |
| Baker Bros. Advisors Lp | 0.05% | 415,621 | $8,977,414 | $11,242,548 | +$2,265,134 | +25.23% | |
| Principal Financial Group Inc | 0.00% | 413,778 | $8,937,605 | $11,192,695 | +$2,255,090 | +25.23% | |
| Pdt Partners, Llc | 0.50% | 388,338 | $8,388,101 | $10,504,543 | +$2,116,442 | +25.23% | |
| Bnp Paribas Financial Markets | 0.01% | 381,856 | $8,248,090 | $10,329,205 | +$2,081,115 | +25.23% | |
| Nomura Asset Management International Inc. | 0.01% | 379,100 | $8,189,000 | $10,254,655 | +$2,065,655 | +25.22% | |
| Hudson Bay Capital Management Lp | 0.05% | 356,535 | $7,701,156 | $9,644,272 | +$1,943,116 | +25.23% | |
| Two Sigma Investments, Lp | 0.01% | 312,690 | $6,754,104 | $8,458,265 | +$1,704,161 | +25.23% | |
| Public Sector Pension Investment Board | 0.02% | 303,316 | $6,551,626 | $8,204,698 | +$1,653,072 | +25.23% | |
| Ubs Group Ag | 0.00% | 288,857 | $6,239,311 | $7,813,582 | +$1,574,271 | +25.23% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | 281,681 | $6,084,310 | $7,619,471 | +$1,535,161 | +25.23% | |
| D. E. Shaw & Co., Inc. | 0.00% | 259,400 | $5,603,040 | $7,016,770 | +$1,413,730 | +25.23% | |
| Ensign Peak Advisors, Inc | 0.01% | 252,933 | $5,463,353 | $6,841,838 | +$1,378,485 | +25.23% | |
| Rhumbline Advisers | 0.00% | 241,492 | $5,216,203 | $6,532,359 | +$1,316,156 | +25.23% | |
| Susquehanna Portfolio Strategies, Llc | 0.08% | 239,966 | $5,183,266 | $6,491,080 | +$1,307,814 | +25.23% |
Frequently asked questions about RCUS
Who owns the most RCUS stock?
The largest holders of RCUS are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ARCUS BIOSCIENCES INC (RCUS).
Is RCUS widely held by superinvestors?
Many widely followed stocks like RCUS appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly RCUS is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.