Whale Analyzer
SE Institutional Holders and 13F Ownership
Compare 13 tracked holders of SE, their reported positions and disclosed changes. Coverage is limited to the investors tracked by Whale Analyzer; these records do not establish all shareholders or current trades. Baillie Gifford is the largest reported holder at $3.68B; the top five funds control 95.0% of reported ownership; institutions were net selling last quarter (4 increased, 6 reduced); the stock trades above the aggregate whale cost basis of $48.41. Top tracked holders include Baillie Gifford, Chase Coleman, Andreas Halvorsen, and Dan Sundheim.
Continue to the live SE dashboardTop holders
| Investor | Reported value | Shares | Change | Report date |
|---|---|---|---|---|
| Baillie Gifford 13F portfolio Baillie Gifford & Co holdings | $3.68B | 38.4M | Reduced | 2026-06-30 |
| Chase Coleman 13F portfolio Tiger Global Management holdings | $1.20B | 12.6M | Reduced | 2026-06-30 |
| Andreas Halvorsen 13F portfolio Viking Global Investors holdings | $543.3M | 5.7M | Increased | 2026-06-30 |
| Dan Sundheim 13F portfolio D1 Capital Partners holdings | $160.8M | 1.7M | Reduced | 2026-06-30 |
| Ray Dalio 13F portfolio Bridgewater Associates holdings | $115.4M | 1.2M | Reduced | 2026-06-30 |
| Stanley Druckenmiller 13F portfolio Duquesne Family Office holdings | $105.4M | 1.1M | Held | 2026-06-30 |
| Howard Marks 13F portfolio Oaktree Capital Management holdings | $60.9M | 635.4K | New | 2026-06-30 |
| Stephen Mandel 13F portfolio Lone Pine Capital holdings | $47.4M | 494.6K | New | 2026-06-30 |
| Leon Cooperman 13F portfolio Omega Advisors holdings | $31.2M | 326.1K | Held | 2026-06-30 |
| Greenwoods 13F portfolio Greenwoods Asset Management holdings | $20.8M | 217.0K | Reduced | 2026-06-30 |
| Al Gore / David Blood 13F portfolio Generation Investment Management holdings | $16.2M | 168.8K | Increased | 2026-06-30 |
| Cathie Wood 13F portfolio ARK Investment Management holdings | $15.2M | 158.4K | Reduced | 2026-06-30 |
Ownership concentration
Reported ownership of SE is highly concentrated across tracked institutions.
- Single largest holder: 61.3% of reported ownership
- Top 5 holders: 95.0%
- Top 10 holders: 99.4%
Whale activity this quarter
Across 13 tracked institutions, 6 reduced, 4 increased, 3 held. Net positioning is net selling.
- Baillie Gifford — Baillie Gifford & Co ($3.68B) (▼ 3.1% qoq shares) · avg cost $42.55
- Chase Coleman — Tiger Global Management ($1.20B) (▼ 18.5% qoq shares)
- Andreas Halvorsen — Viking Global Investors ($543.3M) (▲ 19.7% qoq shares) · avg cost $3.67
- Dan Sundheim — D1 Capital Partners ($160.8M) (▼ 58.6% qoq shares) · avg cost $163.62
- Ray Dalio — Bridgewater Associates ($115.4M) (▼ 10.0% qoq shares) · avg cost $109.86
- Stanley Druckenmiller — Duquesne Family Office ($105.4M) (→ 0.0% qoq shares)
- Howard Marks — Oaktree Capital Management ($60.9M) · avg cost $71.14
- Leon Cooperman — Omega Advisors ($31.2M) (→ 0.0% qoq shares) · avg cost $42.45
Whale cost basis vs current price
The aggregate tracked cost basis is $48.41 versus a current price of $106.24, so SE trades above its cost basis (+119.5%). Average unrealized P&L across tracked holders: 356%.
Sector positioning — Communication Services
SE sits within the Communication Services sector alongside 33 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 SE dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
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Learn more in Whale Analyzer Academy
Deepen your read on SE with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns SE stock?
Whale Analyzer tracks 13 public institutional holders of SE with a combined reported value of $6.00B. See the holder table above for the largest tracked positions.
Which top funds are buying SE?
Tracked institutions were net selling last quarter — 6 reduced, 4 increased, 3 held. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is SE ownership?
The top five tracked holders report 95.0% of aggregate ownership.
Is SE above or below the whale cost basis?
The aggregate tracked cost basis is $48.41 versus a current price of $106.24 (+119.5%).
What does 13F ownership mean for SE?
These are historical reported positions from tracked filers, not real-time ownership or a complete shareholder register. Use the interactive SE dashboard to explore them, or read our 13F Alpha Signals Guide.