Who owns RPRX? 13F holders and whale ownership
RPRX is tracked across public portfolios in Whale Analyzer. This page answers who owns RPRX, which top funds are buying RPRX, aggregate disclosed value, and recent position changes based on public data. Baillie Gifford is the largest reported holder at $775M; the top five funds control 100.0% of reported ownership; institutions were net selling last quarter (1 increased, 2 reduced); the stock trades above the aggregate whale cost basis of $38.36. Top tracked holders include Baillie Gifford, Dorsey Asset Management, Horizon Kinetics, and Chris Bloomstran.
Continue to the live RPRX dashboardTop holders
| Investor | Reported value | Shares | Change |
|---|---|---|---|
| Baillie Gifford 13F portfolio Baillie Gifford & Co holdings | $775.0M | 16.2M | Reduced |
| Dorsey Asset Management 13F portfolio Dorsey Asset Management holdings | $109.2M | 2.3M | Increased |
| Horizon Kinetics 13F portfolio Horizon Kinetics Asset Management holdings | $16.3M | 340.8K | Reduced |
| Chris Bloomstran 13F portfolio Semper Augustus Investments holdings | $462.0K | 5.0K | Held |
Ownership concentration
Reported ownership of RPRX is highly concentrated across tracked institutions.
- Single largest holder: 86.0% of reported ownership
- Top 5 holders: 100.0%
- Top 10 holders: 100.0%
Whale activity this quarter
Across 4 tracked institutions, 2 reduced, 1 increased, 1 held. Net positioning is net selling.
- Baillie Gifford — Baillie Gifford & Co ($775.0M) (▼ 5.0% qoq shares) · avg cost $38.89
- Dorsey Asset Management — Dorsey Asset Management ($109.2M) (▲ 0.8% qoq shares) · avg cost $34.87
- Horizon Kinetics — Horizon Kinetics Asset Management ($16.3M) (▼ 3.6% qoq shares) · avg cost $36.56
- Chris Bloomstran — Semper Augustus Investments ($462.0K) (→ 0.0% qoq shares) · avg cost $36.59
Whale cost basis vs current price
The aggregate tracked cost basis is $38.36 versus a current price of $56.23, so RPRX trades above its cost basis (+46.6%). Average unrealized P&L across tracked holders: 45%.
Sector positioning — Health Care
RPRX sits within the Health Care sector alongside 221 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 RPRX dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
Related stock holder pages
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- SPOT whale holders — Spotify Technology SA
- NU whale holders — Nu Holdings Ltd.
- SHOP whale holders — Shopify 'A'
- NET whale holders — Cloudflare Inc
- SE whale holders — Sea Ltd ADR
Learn more in Whale Analyzer Academy
Deepen your read on RPRX with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns RPRX stock?
Whale Analyzer tracks 4 public institutional holders of RPRX with a combined reported value of $901.0M. See the holder table above for the largest tracked positions.
Which top funds are buying RPRX?
Tracked institutions were net selling last quarter — 2 reduced, 1 increased, 1 held. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is RPRX ownership?
The top five tracked holders report 100.0% of aggregate ownership.
Is RPRX above or below the whale cost basis?
The aggregate tracked cost basis is $38.36 versus a current price of $56.23 (+46.6%).
What does 13F ownership mean for RPRX?
Use the interactive RPRX dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.