BILLIONTOONE INC (BLLN): Institutional Ownership
Hedge funds and institutional managers reporting a position in BLLN · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
10
13F filers
Aggregate Value
$22.4M
Across holders
Last Price
$118.17
2026-06-26
Sector
Health Care
GICS
Holder activity5 new1 added3 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 83K | $6.5M | 29.2% | 0.0% | New | — | Q1 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 66K | $5.2M | 23.4% | 0.0% | Reduced | $-51.6M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 51K | $4.0M | 18.1% | 0.0% | New | — | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 33K | $2.7M | 12.2% | 0.0% | New | — | Q4 2025 |
| SOROS FUND MANAGEMENT LLC CIK 0001029160 | Family Office | 15K | $1.1M | 5.1% | 0.0% | Unchanged | +$0 | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 13K | $1.1M | 4.9% | 0.0% | New | — | Q4 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 6K | $470K | 2.1% | 0.0% | Reduced | $-316 | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 5K | $426K | 1.9% | 0.0% | Added | +$418K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 4K | $349K | 1.6% | 0.0% | Reduced | $-11K | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 4K | $347K | 1.6% | 0.0% | New | — | Q4 2025 |
New
Hedge Fund
$6.5M· 29.2% of total· 0.0% port· 83K sh· — QoQ· Q1 2026
Reduced
Institutional Manager
$5.2M· 23.4% of total· 0.0% port· 66K sh· $-51.6M QoQ· Q1 2026
New
Hedge Fund
$4.0M· 18.1% of total· 0.0% port· 51K sh· — QoQ· Q1 2026
New
Hedge Fund
$2.7M· 12.2% of total· 0.0% port· 33K sh· — QoQ· Q4 2025
Unchanged
Family Office
$1.1M· 5.1% of total· 0.0% port· 15K sh· +$0 QoQ· Q1 2026
New
Hedge Fund
$1.1M· 4.9% of total· 0.0% port· 13K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$470K· 2.1% of total· 0.0% port· 6K sh· $-316 QoQ· Q1 2026
Added
Hedge Fund
$426K· 1.9% of total· 0.0% port· 5K sh· +$418K QoQ· Q1 2026
Reduced
Hedge Fund
$349K· 1.6% of total· 0.0% port· 4K sh· $-11K QoQ· Q1 2026
New
Hedge Fund
$347K· 1.6% of total· 0.0% port· 4K sh· — QoQ· Q4 2025