13FPulse
RC

RCUS ARCUS BIOSCIENCES INC

2026Q2 · CUSIP 03969F109 · Sector: Healthcare & Biotech

Piling in

Net holder growth ranks near the top of the market

Funds that own it
228
Institutions that reported holding it to the SEC
Net increase in holders
+19
Last quarter 209 → now 228
How unusual is that
Top 20%
Stronger buying than 82% of US stocks
What the filings say, in one paragraph

228 funds held RCUS at the end of 2026Q2, up 19 from the quarter before. That is stronger buying than 82.3% of US stocks — among the most piled-into names this quarter. On the business itself, revenue over the last 12 months was $117M(YoY -55.3%), return on equity is -99.1%. RCUS has had 8 buying rushes in its history, and the price moved -1.1% on average over the six months after (that is the raw price move, not how much it beat the market by). It sits in the Healthcare & Biotech sector.

How many funds owned it, quarter by quarter

Bars = net change in institutional holders, positive (green) or negative (red). Line = total institutional holders.

2018Q2: holders=64 2018Q3: holders=57 2018Q4: holders=67 2019Q1: holders=64 2019Q2: holders=77 2019Q3: holders=75 2019Q4: holders=76 2020Q1: holders=93 2020Q2: holders=139 2020Q3: holders=127 2020Q4: holders=147 2021Q1: holders=147 2021Q2: holders=129 2021Q3: holders=131 2021Q4: holders=144 2022Q1: holders=155 2022Q2: holders=171 2022Q3: holders=182 2022Q4: holders=199 2023Q1: holders=178 2023Q2: holders=179 2023Q3: holders=186 2023Q4: holders=185 2024Q1: holders=172 2024Q2: holders=194 2024Q3: holders=186 2024Q4: holders=187 2025Q1: holders=186 2025Q2: holders=184 2025Q3: holders=189 2025Q4: holders=206 2026Q1: holders=209 2026Q2: holders=228 -46 -23 +0 +23 +46 51146240 18Q219Q220Q221Q222Q223Q224Q225Q226Q2 Net change in holders (bars) Total funds holding (line)

What happened after each past buying rush 8 times in its history

Quarter of the rush How unusual then Price, next 3 months Price, next 6 months
2026Q2 Top 20%
2024Q2 Top 20% -1.3% +1.1%
2022Q3 Top 20% -29.4% -29.7%
2022Q2 Top 10% -0.8% +13.8%
2022Q1 Top 20% +51.4% +34.7%
2020Q2 Top 10% -30.2% -8.1%
2020Q1 Top 5% -29.1% -27.5%
2019Q2 Top 20% +10.7% +8.0%

These are the raw price moves, not how much it beat the market by. Compare them against the market over the same months — in a strong bull market almost everything is up.

Show all the numbers (large funds, value held, options…) ▾
Of them, large funds
130
Change in large funds
+16
Total value they hold
$3.8B
Funds buying for the first time
47
Funds that sold out entirely
28
Price change that quarter
+25.1%
Funds holding puts (bearish)
2
Funds holding calls (bullish)
6

These are for people who want to dig. Skip them if they do not mean anything to you — the three numbers above are enough.

8,697 institutions have filed for this quarter. 13F permits late filing and a small number arrive in the weeks after the deadline, so the holder counts and changes below may tick up.

Fundamentals

PE (TTM)
EPS (TTM)
$-3.89
EPS YoY
Revenue (TTM)
$0.1B
Revenue YoY
-55.3%
Net margin
-393.2%
ROE
-99.1%
Debt ratio
49.8%
FCF (TTM)
-$475M
Dividend (TTM)
No dividend
Quarterly Revenue & EPS
2021-09-30: EPS -1.11 2021-12-31: EPS 3.99 2022-03-31: EPS -0.96 2022-06-30: EPS -0.93 2022-09-30: EPS -0.90 2022-12-31: EPS -0.92 2023-03-31: EPS -1.09 2023-06-30: EPS -1.04 2023-09-30: EPS -0.94 2023-12-31: EPS -1.08 2024-03-31: EPS -0.05 2024-06-30: EPS -1.02 2024-09-30: EPS -1.00 2024-12-31: EPS -1.07 2025-03-31: EPS -1.14 2025-06-30: EPS 0.00 2025-09-30: EPS -1.27 2025-12-31: EPS -0.88 2026-03-31: EPS -1.02 2026-06-30: EPS -0.72 0M 80M 160M $M -1.40 1.50 4.39 201720182019202020212022202320242025202606/26 Revenue EPS

Quarterly figures, revenue up to 10 years back; EPS split-adjusted, early quarters hidden when not calibrable

P/E (TTM) over time
22 25 29 20222023202420252026

P/E = close around day 47 after quarter-end ÷ TTM EPS then; this is a consistent valuation date, not the company’s actual filing date; loss quarters hidden

Quarterly free cash flow
-138M257M651M 2017201820192020202120222023202420252026
Latest quarter $-138M (2026-03-31)

FCF = operating cash flow − capex, computed from SEC XBRL; banks/insurers have no standard cash-flow structure and are hidden

As of 2026-06-30 · SEC filings (XBRL)

Email me the next update

2026 Q3 holdings are due 2026-11-16. We will email you when the refreshed lists are live.