Who owns ROIV? 13F holders and whale ownership
ROIV is tracked across public portfolios in Whale Analyzer. This page answers who owns ROIV, which top funds are buying ROIV, aggregate disclosed value, and recent position changes based on public data. Joseph Edelman is the largest reported holder at $230M; the top five funds control 100.0% of reported ownership; institutions were net buying last quarter (3 increased, 1 reduced); the stock trades above the aggregate whale cost basis of $7.71. Top tracked holders include Joseph Edelman, Andreas Halvorsen, Baker Bros. Advisors, and Lee Ainslie.
Continue to the live ROIV dashboardTop holders
| Investor | Reported value | Shares | Change |
|---|---|---|---|
| Joseph Edelman 13F portfolio Perceptive Advisors holdings | $229.5M | 8.3M | Increased |
| Andreas Halvorsen 13F portfolio Viking Global Investors holdings | $184.3M | 6.7M | Increased |
| Baker Bros. Advisors 13F portfolio Baker Bros. Advisors holdings | $134.8M | 4.9M | Reduced |
| Lee Ainslie 13F portfolio Maverick Capital holdings | $45.1M | 1.6M | New |
Ownership concentration
Reported ownership of ROIV is highly concentrated across tracked institutions.
- Single largest holder: 38.7% of reported ownership
- Top 5 holders: 100.0%
- Top 10 holders: 100.0%
Whale activity this quarter
Across 4 tracked institutions, 3 increased, 1 reduced. Net positioning is net buying.
- Joseph Edelman — Perceptive Advisors ($229.5M) (▲ 3.8% qoq shares) · avg cost $8.93
- Andreas Halvorsen — Viking Global Investors ($184.3M) (▲ 3.2% qoq shares)
- Baker Bros. Advisors — Baker Bros. Advisors ($134.8M) (▼ 12.4% qoq shares) · avg cost $1.00
- Lee Ainslie — Maverick Capital ($45.1M) · avg cost $21.62
Whale cost basis vs current price
The aggregate tracked cost basis is $7.71 versus a current price of $34.07, so ROIV trades above its cost basis (+341.6%). Average unrealized P&L across tracked holders: 1156%.
Sector positioning — Other
ROIV sits within the Other sector alongside 670 other tracked names. Compare whale ownership across peers:
How to use this page
Values are reported public positions from tracked 13F filers and disclosures — not real-time ownership totals. Open the live ROIV dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
Related stock holder pages
- PRAX whale holders — PRAXIS PRECISION MEDICINES I
- CELC whale holders — CELCUITY INC
- ASND whale holders — ASCENDIS PHARMA A/S
- CNTA whale holders — CENTESSA PHARMACEUTICALS PLC
- RYTM whale holders — RHYTHM PHARMACEUTICALS INC
- SYRE whale holders — SPYRE THERAPEUTICS INC
- NUVL whale holders — NUVALENT INC
- EWTX whale holders — EDGEWISE THERAPEUTICS INC
Learn more in Whale Analyzer Academy
Deepen your read on ROIV with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns ROIV stock?
Whale Analyzer tracks 4 public institutional holders of ROIV with a combined reported value of $593.7M. See the holder table above for the largest tracked positions.
Which top funds are buying ROIV?
Tracked institutions were net buying last quarter — 3 increased, 1 reduced. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is ROIV ownership?
The top five tracked holders report 100.0% of aggregate ownership.
Is ROIV above or below the whale cost basis?
The aggregate tracked cost basis is $7.71 versus a current price of $34.07 (+341.6%).
What does 13F ownership mean for ROIV?
Use the interactive ROIV dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.