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/GNRC/capital-change-brief"
Use Arkolith's capital_change_brief for GNRC. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | $745.9M | 3.8M | ▲New +3.8M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $742.3M | 3.8M | ▲+0.3% Added · +12K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $452.4M | 2.3M | ▲New +2.3M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $426.0M | 2.2M | ▲+0.1% Added · +3K sh | Q1 2026 | |
| 5 | Boston Partners | $300.0M | 1.5M | ▼−4.8% Reduced · −78K sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $297.3M | 1.5M | ▲+2.3% Added · +34K sh | Q1 2026 | |
| 7 | D. E. Shaw & Co., Inc. | $253.5M | 1.3M | ▼−2.5% Reduced · −34K sh | Q1 2026 | |
| 8 | ARIEL INVESTMENTS, LLC | $252.9M | 1.3M | ▼−9.1% Reduced · −129K sh | Q1 2026 | |
| 9 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $202.8M | 1.0M | ▲+9.1% Added · +87K sh | Q1 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $182.9M | 937K | ▼−11% Reduced · −115K sh | Q1 2026 | |
| 11 | MORGAN STANLEY | $153.9M | 788K | ▼−20% Reduced · −195K sh | Q1 2026 | |
| 12 | BANK OF AMERICA CORP /DE/ | $145.0M | 743K | ▲+20% Added · +122K sh | Q1 2026 | |
| 13 | ALLIANCEBERNSTEIN L.P. | $90.6M | 664K | ▲+140% Added · +387K sh | Q1 2026 | |
| 14 | BANK OF MONTREAL /CAN/ | $129.2M | 661K | ▼−4.9% Reduced · −34K sh | Q1 2026 | |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $121.9M | 624K | ▲+2.5% Added · +15K sh | Q1 2026 | |
| 16 | DISCIPLINED GROWTH INVESTORS INC /MN | $113.5M | 581K | ▼−7.5% Reduced · −47K sh | Q1 2026 | |
| 17 | No Street GP LP | $107.4M | 550K | ▲+49% Added · +180K sh | Q1 2026 | |
| 18 | NORTHERN TRUST CORP | $102.9M | 527K | ▲+6.3% Added · +31K sh | Q1 2026 | |
| 19 | JENNISON ASSOCIATES LLC | $101.7M | 521K | ▲+1.0% Added · +5K sh | Q1 2026 | |
| 20 | PARK PRESIDIO CAPITAL LLC | $101.6M | 520K | ▲+21% Added · +91K sh | Q1 2026 | |
| 21 | ROYAL BANK OF CANADA | $101.6M | 520K | ▼−14% Reduced · −82K sh | Q1 2026 | |
| 22 | UBS Group AG | $100.5M | 515K | ▼−44% Reduced · −398K sh | Q1 2026 | |
| 23 | NORGES BANK | $68.6M | 503K | ▲+36% Added · +132K sh | Q4 2025 | |
| 24 | ENVESTNET ASSET MANAGEMENT INC | $95.4M | 488K | ▼−15% Reduced · −83K sh | Q1 2026 | |
| 25 | Robeco Schweiz AG | $93.2M | 477K | ▲+27% Added · +103K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 200 | $51K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 100 | $26K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Option exercise (M) | 150 | $18K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 150 | $38K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Option exercise (M) | 100 | $12K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 100 | $26K |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Option exercise (M) | 150 | $0 |
| Jul 6, 2026 | Taffe Norman P | President Generac Home | Option exercise (M) | 100 | $0 |
| Jul 1, 2026 | Jagdfeld Aaron | Chief Executive Officer, Director | Sell (S) | 5K | $1.4M |
| Jun 5, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 200 | $54K |
| Jun 5, 2026 | Taffe Norman P | President Generac Home | Sell (S) | 100 | $27K |
| Jun 5, 2026 | Taffe Norman P | President Generac Home | Option exercise (M) | 150 | $18K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 275 funds | $270.3B |
| NVIDIA CORPNVDA | 268 funds | $385.9B |
| ALPHABET INC-CL AGOOGL | 266 funds | $175.0B |
| AMAZON.COM INCAMZN | 264 funds | $209.1B |
| APPLE INCAAPL | 261 funds | $289.9B |
| VISA INC-CLASS A SHARESV | 261 funds | $62.0B |
| META PLATFORMS INC-CLASS AMETA | 259 funds | $113.6B |
| ELI LILLY & COLLY | 257 funds | $75.2B |
| ALPHABET INC-CL CGOOG | 254 funds | $122.8B |
| JPMORGAN CHASE & COJPM | 254 funds | $69.5B |
| BROADCOM INCAVGO | 253 funds | $150.9B |
| HOME DEPOT INCHD | 253 funds | $31.3B |
Ranked by how many of GNRC's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for GNRC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.