Among active 13F managers last quarter, 3 opened and none reduced or exited; the largest holder to move was Citadel Advisors LLC (new position). No recent Form 4 insider filings for BLRX.
Funds lean in and no leg opposes.
14 tracked 13F filers disclose a position in BLRX as of the latest SEC 13F filings, a combined $91K in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Citadel Advisors LLC | 15K | $46K | ▲New +15K sh | Q2 2026 | |
| 2 | XTX Topco Ltd | 11K | $25K | ▲New +11K sh | Q1 2026 | |
| 3 | Rhumbline Advisers | 2K | $5K | ▼−30% Reduced · −1K sh | Q1 2026 | |
| 4 | BNP Paribas Financial Markets | 2K | $4K | ▲+20% Added · +300 sh | Q1 2026 | |
| 5 | Wells Fargo & Company | 2K | $4K | —Held | Q1 2026 | |
| 6 | Citigroup Inc | 2K | $4K | ▼−15% Reduced · −310 sh | Q1 2026 | |
| 7 | UBS Group AG | 529 | $1K | ▼−73% Reduced · −1K sh | Q1 2026 | |
| 8 | Morgan Stanley | 100 | $230 | —Held | Q1 2026 | |
| 9 | NewEdge Advisors, LLC | 82 | $256 | ▼−23% Reduced · −25 sh | Q2 2026 | |
| 10 | Osaic Holdings, Inc. | 26 | $59 | —Held | Q1 2026 | |
| 11 | Rockefeller Capital Management L.P. | 12 | $28 | —Held | Q1 2026 | |
| 12 | SBI Securities Co., Ltd. | 10 | $31 | ▲New +10 sh | Q2 2026 | |
| 13 | Danske Bank A/s | 2 | $6 | —Held | Q2 2026 | |
| 14 | Banque Cantonale Vaudoise | 1 | $0 | —Held | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 3 funds opened a new position in BLRX, while none reduced or exited. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Nvidia CorpNVDA | 4 funds | $3.0B |
| Amazon.com IncAMZN | 4 funds | $2.7B |
| Apple IncAAPL | 4 funds | $2.3B |
| Microsoft CorpMSFT | 4 funds | $1.6B |
| Alphabet Inc-CL AGOOGL | 4 funds | $1.3B |
| Electronic Arts IncEA | 4 funds | $1.2B |
| Warner Bros Discovery IncWBD | 4 funds | $1.2B |
| Broadcom IncAVGO | 4 funds | $1.2B |
| Eli Lilly & CoLLY | 4 funds | $1.2B |
| Alphabet Inc-CL CGOOG | 4 funds | $995.9M |
| Advanced Micro DevicesAMD | 4 funds | $987.1M |
| Abbvie IncABBV | 4 funds | $839.3M |
Ranked by how many of BLRX's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in BLRX.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 1 | 4 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
No filings captured for this ticker in the live stream yet.
Connected entities for BLRX
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/BLRX/capital-change-brief"
Use Arkolith's capital_change_brief for BLRX. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for BLRX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.