131 tracked 13F filers disclose a position in RUSHB as of the latest SEC 13F filings, a combined $446.6M 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 | DIMENSIONAL FUND ADVISORS LP | $83.2M | 1.3M | ▼−1.5% Reduced · −19K sh | Q1 2026 | |
| 2 | GAMCO INVESTORS, INC. ET AL | $68.6M | 1.1M | ▼−0.7% Reduced · −8K sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $37.7M | 585K | ▼−2.2% Reduced · −13K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $37.0M | 575K | →First observed position No prior filed position | Q1 2026 | |
| 5 | GABELLI FUNDS LLC | $34.1M | 531K | ▼−1.9% Reduced · −11K sh | Q1 2026 | |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $22.5M | 350K | ▼−3.3% Reduced · −12K sh | Q1 2026 | |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | $20.5M | 319K | →First observed position No prior filed position | Q1 2026 | |
| 8 | PRIVATE MANAGEMENT GROUP INC | $23.7M | 310K | ▼−4.6% Reduced · −15K sh | Q2 2026 | |
| 9 | AMERICAN CENTURY COMPANIES INC | $15.5M | 241K | ▲+43% Added · +72K sh | Q1 2026 | |
| 10 | STATE STREET CORP | $17.8M | 233K | ▲+9.1% Added · +19K sh | Q2 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $16.0M | 209K | ▲+53% Added · +73K sh | Q2 2026 | |
| 12 | VANGUARD FIDUCIARY TRUST CO | $5.7M | 89K | →First observed position No prior filed position | Q1 2026 | |
| 13 | SEI INVESTMENTS CO | $5.2M | 80K | ▲+6.7% Added · +5K sh | Q1 2026 | |
| 14 | Bank of New York Mellon Corp | $4.7M | 72K | ▲+4.9% Added · +3K sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $4.4M | 69K | ▲+3.0% Added · +2K sh | Q1 2026 | |
| 16 | VISTA INVESTMENT MANAGEMENT | $4.8M | 62K | ▼−0.3% Reduced · −164 sh | Q2 2026 | |
| 17 | Brooklyn Investment Group | $3.4M | 53K | ▲New +53K sh | Q1 2026 | |
| 18 | MILLENNIUM MANAGEMENT LLC | $2.7M | 42K | ▼−39% Reduced · −27K sh | Q1 2026 | |
| 19 | GOLDMAN SACHS GROUP INC | $2.1M | 32K | ▼−20% Reduced · −8K sh | Q1 2026 | |
| 20 | LOS ANGELES CAPITAL MANAGEMENT LLC | $2.3M | 30K | ▲+4.0% Added · +1K sh | Q2 2026 | |
| 21 | LAZARD ASSET MANAGEMENT LLC | $1.9M | 29K | ▼−11% Reduced · −3K sh | Q1 2026 | |
| 22 | Nuveen, LLC | $1.7M | 26K | ▼−8.5% Reduced · −2K sh | Q1 2026 | |
| 23 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $1.6M | 24K | ▲+15% Added · +3K sh | Q1 2026 | |
| 24 | Trexquant Investment LP | $1.5M | 24K | ▲+1.2% Added · +271 sh | Q1 2026 | |
| 25 | MORGAN STANLEY | $1.5M | 23K | ▼−17% Reduced · −5K 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, 8 funds opened a new position in RUSHB and 24 added to an existing one, while 15 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 |
|---|---|---|
| MICROSOFT CORPMSFT | 73 funds | $166.2B |
| ALPHABET INC-CL CGOOG | 73 funds | $83.0B |
| APPLE INCAAPL | 72 funds | $177.3B |
| ELI LILLY & COLLY | 72 funds | $47.6B |
| ALPHABET INC-CL AGOOGL | 71 funds | $88.4B |
| META PLATFORMS INC-CLASS AMETA | 71 funds | $65.1B |
| JPMORGAN CHASE & COJPM | 71 funds | $33.3B |
| NVIDIA CORPNVDA | 70 funds | $234.9B |
| AMAZON.COM INCAMZN | 70 funds | $115.3B |
| BROADCOM INCAVGO | 70 funds | $97.3B |
| TESLA INCTSLA | 70 funds | $36.3B |
| VISA INC-CLASS A SHARESV | 70 funds | $35.7B |
Ranked by how many of RUSHB's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 25, 2016 | Trango II, L.L.C. | 10% Owner | Sell (S) | 8K | $191K |
| Aug 24, 2016 | Trango II, L.L.C. | 10% Owner | Sell (S) | 7K | $162K |
| Aug 23, 2016 | Ancient Art, L.P. | 10% Owner | Sell (S) | 16K | $382K |
| Aug 22, 2016 | Ancient Art, L.P. | 10% Owner | Sell (S) | 86K | $2.0M |
| Aug 19, 2016 | Ancient Art, L.P. | 10% Owner | Sell (S) | 14K | $327K |
| Aug 18, 2016 | Trango II, L.L.C. | 10% Owner | Sell (S) | 15K | $350K |
| Aug 17, 2016 | Trango II, L.L.C. | 10% Owner | Sell (S) | 3K | $69K |
| Aug 16, 2016 | Trango II, L.L.C. | 10% Owner | Sell (S) | 1K | $24K |
| Dec 11, 2015 | LEE QUINCY J | 10% Owner | Buy (P) | 1K | $24K |
| Dec 10, 2015 | LEE QUINCY J | 10% Owner | Buy (P) | 32K | $671K |
| Nov 30, 2015 | Whitney, L.P. | 10% Owner | Buy (P) | 58K | $1.3M |
| Class | 13F holders | Value held |
|---|---|---|
| RUSHAcs | 297 funds | $3.8B |
| RUSHBthis pagecs | 131 funds | $446.6M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for RUSHB
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/RUSHB/capital-change-brief"
Use Arkolith's capital_change_brief for RUSHB. 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 RUSHB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.