15 tracked 13F filers disclose a position in BSBK as of the latest SEC 13F filings, a combined $3.7M 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | $1.5M | 172K | →First observed position No prior filed position | Q1 2026 | |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | $441K | 49K | ▼−3.2% Reduced · −2K sh | Q2 2026 | |
| 3 | FMR LLC | $394K | 46K | ▲New +46K sh | Q1 2026 | |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $266K | 31K | ▲+2.3% Added · +700 sh | Q1 2026 | |
| 5 | BANK OF AMERICA CORP /DE/ | $262K | 31K | ▲+0.1% Added · +33 sh | Q1 2026 | |
| 6 | NORTHERN TRUST CORP | $209K | 25K | ▼−0.7% Reduced · −177 sh | Q1 2026 | |
| 7 | VANGUARD FIDUCIARY TRUST CO | $194K | 23K | →First observed position No prior filed position | Q1 2026 | |
| 8 | CITADEL ADVISORS LLC | $196K | 22K | ▲New +22K sh | Q2 2026 | |
| 9 | Cetera Investment Advisers | $128K | 15K | —Held | Q1 2026 | |
| 10 | BlackRock, Inc. | $103K | 12K | ▲+8.5% Added · +949 sh | Q1 2026 | |
| 11 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $27K | 3K | ▲+8.4% Added · +250 sh | Q1 2026 | |
| 12 | UBS Group AG | $23K | 3K | ▲+0.4% Added · +11 sh | Q1 2026 | |
| 13 | Vanguard Global Advisers, LLC | $20K | 2K | →First observed position No prior filed position | Q1 2026 | |
| 14 | Tower Research Capital LLC (TRC) | $2K | 277 | ▼−9.5% Reduced · −29 sh | Q1 2026 | |
| 15 | CITIGROUP INC | $9 | 1 | ▲New +1 sh | 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, 1 fund opened a new position in BSBK and 1 added to an existing one, while 1 reduced and 0 exited entirely — 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 | Combined value |
|---|---|---|
| UNITED THERAPEUTICS CORPUTHR | 2 funds | $1.1B |
| PALANTIR TECHNOLOGIES INC-APLTR | 2 funds | $1.0B |
| APPLE INCAAPL | 2 funds | $892.7M |
| MICRON TECHNOLOGY INCMU | 2 funds | $821.6M |
| KINROSS GOLD CORPKGC | 2 funds | $779.7M |
| VERISIGN INCVRSN | 2 funds | $700.8M |
| EXELIXIS INCEXEL | 2 funds | $589.1M |
| SANDISK CORPSNDK | 2 funds | $522.9M |
| NVIDIA CORPNVDA | 2 funds | $506.3M |
| CHEVRON CORPCVX | 2 funds | $441.2M |
| ROBLOX CORP -CLASS ARBLX | 2 funds | $405.7M |
| CARVANA COCVNA | 2 funds | $378.1M |
Ranked by how many of BSBK's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Dec 12, 2025 | Masterson John J. | Director | Buy (P) | 2K | $18K |
| Dec 8, 2025 | Masterson John J. | Director | Buy (P) | 600 | $5K |
| Dec 5, 2025 | Masterson John J. | Director | Buy (P) | 1K | $8K |
| Jun 18, 2025 | Masterson John J. | Director | Buy (P) | 1K | $9K |
| May 23, 2025 | Masterson John J. | Director | Buy (P) | 1K | $10K |
| Aug 5, 2024 | Masterson John J. | Director | Buy (P) | 2K | $13K |
| Aug 2, 2024 | Masterson John J. | Director | Buy (P) | 3K | $18K |
| Jun 7, 2024 | Pace Kevin | President and CEO, Director | Buy (P) | 50 | $333 |
| Jun 7, 2024 | Pace Kevin | President and CEO, Director | Buy (P) | 50 | $338 |
| Jun 5, 2024 | Pace Kevin | President and CEO, Director | Buy (P) | 12 | $81 |
| May 28, 2024 | Masterson John J. | Director | Buy (P) | 208 | $1K |
| May 2, 2024 | Masterson John J. | Director | Buy (P) | 1K | $8K |
Connected entities for BSBK
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/BSBK/capital-change-brief"
Use Arkolith's capital_change_brief for BSBK. 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 BSBK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.