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/RKLB/capital-change-brief"
Use Arkolith's capital_change_brief for RKLB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $2.4B | 38.0M | ▲+15% Added · +4.9M sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $1.7B | 25.7M | ▲New +25.7M sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $1.6B | 24.3M | ▲New +24.3M sh | Q1 2026 | |
| 4 | BAILLIE GIFFORD & CO | $1.2B | 18.4M | ▲+3.2% Added · +577K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $894.2M | 13.9M | ▲+11% Added · +1.4M sh | Q1 2026 | |
| 6 | JPMORGAN CHASE & CO | $612.7M | 10.7M | ▲+10% Added · +983K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $683.4M | 10.6M | ▲+17% Added · +1.6M sh | Q1 2026 | |
| 8 | Defiance ETFs, LLC | $361.3M | 5.6M | ▲187× Added · +5.6M sh | Q1 2026 | |
| 9 | MORGAN STANLEY | $345.7M | 5.4M | ▲+28% Added · +1.2M sh | Q1 2026 | |
| 10 | NORGES BANK | $341.0M | 4.9M | ▲+6.1% Added · +283K sh | Q4 2025 | |
| 11 | BANK OF AMERICA CORP /DE/ | $291.1M | 4.5M | ▼−11% Reduced · −576K sh | Q1 2026 | |
| 12 | D. E. Shaw & Co., Inc. | $269.2M | 4.2M | ▼−37% Reduced · −2.5M sh | Q1 2026 | |
| 13 | FMR LLC | $237.3M | 3.7M | ▼−14% Reduced · −578K sh | Q1 2026 | |
| 14 | WESTFIELD CAPITAL MANAGEMENT CO LP | $203.7M | 3.2M | ▲+22% Added · +580K sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $198.4M | 3.1M | ▲+19% Added · +487K sh | Q1 2026 | |
| 16 | VANGUARD FIDUCIARY TRUST CO | $197.0M | 3.1M | ▲New +3.1M sh | Q1 2026 | |
| 17 | GOLDMAN SACHS GROUP INC | $164.2M | 2.6M | ▲+137% Added · +1.5M sh | Q1 2026 | |
| 18 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $153.2M | 2.4M | ▲+40% Added · +683K sh | Q1 2026 | |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $151.4M | 2.4M | ▲+6.5% Added · +144K sh | Q1 2026 | |
| 20 | ARK Investment Management LLC | $144.1M | 2.2M | ▲+0.4% Added · +8K sh | Q1 2026 | |
| 21 | VOYA INVESTMENT MANAGEMENT LLC | $143.8M | 2.2M | ▲+2.1% Added · +47K sh | Q1 2026 | |
| 22 | ROYAL BANK OF CANADA | $140.4M | 2.2M | ▼−11% Reduced · −262K sh | Q1 2026 | |
| 23 | AMERICAN CENTURY COMPANIES INC | $137.8M | 2.1M | ▼−15% Reduced · −378K sh | Q1 2026 | |
| 24 | UBS Group AG | $133.6M | 2.1M | ▼−28% Reduced · −815K sh | Q1 2026 | |
| 25 | MARSHALL WACE, LLP | $120.8M | 1.9M | ▲13× Added · +1.7M 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 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 266K | $21.7M |
| Jul 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 354K | $29.2M |
| Jul 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 157K | $13.1M |
| Jul 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 142K | $12.0M |
| Jul 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 68K | $5.8M |
| Jul 8, 2026 | Beck Peter | CEO, Director | Sell (S) | 4K | $348K |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 342K | $28.6M |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 458K | $38.7M |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 258K | $22.0M |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 89K | $7.6M |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 42K | $3.6M |
| Jul 7, 2026 | Beck Peter | CEO, Director | Sell (S) | 75K | $6.6M |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 282 funds | $246.4B |
| APPLE INCAAPL | 277 funds | $265.1B |
| NVIDIA CORPNVDA | 276 funds | $359.8B |
| AMAZON.COM INCAMZN | 276 funds | $192.3B |
| BROADCOM INCAVGO | 276 funds | $138.4B |
| META PLATFORMS INC-CLASS AMETA | 276 funds | $106.7B |
| TESLA INCTSLA | 272 funds | $71.6B |
| ALPHABET INC-CL AGOOGL | 271 funds | $153.9B |
| ALPHABET INC-CL CGOOG | 270 funds | $112.6B |
| COSTCO WHOLESALE CORPCOST | 270 funds | $37.9B |
| ELI LILLY & COLLY | 267 funds | $69.4B |
| VISA INC-CLASS A SHARESV | 267 funds | $54.0B |
Ranked by how many of RKLB'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 RKLB. 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.