74 tracked 13F filers disclose a position in SIDU as of the latest SEC 13F filings, a combined $28.1M 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 | $7.8M | 3.4M | →First observed position No prior filed position | Q1 2026 | |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | $5.7M | 2.0M | ▲+167% Added · +1.3M sh | Q2 2026 | |
| 3 | STATE STREET CORP | $4.7M | 1.7M | ▲+448% Added · +1.4M sh | Q2 2026 | |
| 4 | BlackRock, Inc. | $1.5M | 649K | ▲278× Added · +647K sh | Q1 2026 | |
| 5 | UBS Group AG | $1.1M | 472K | ▼−5.3% Reduced · −27K sh | Q1 2026 | |
| 6 | MILLENNIUM MANAGEMENT LLC | $1.0M | 445K | ▲New +445K sh | Q1 2026 | |
| 7 | VANGUARD FIDUCIARY TRUST CO | $881K | 380K | →First observed position No prior filed position | Q1 2026 | |
| 8 | FOUNDATIONS INVESTMENT ADVISORS, LLC | $626K | 270K | ▲New +270K sh | Q1 2026 | |
| 9 | Legacy Capital Group California, Inc. | $661K | 235K | ▲New +235K sh | Q2 2026 | |
| 10 | AlphaCentric Advisors LLC | $562K | 200K | —Held | Q2 2026 | |
| 11 | NORTHERN TRUST CORP | $331K | 143K | ▲+507% Added · +119K sh | Q1 2026 | |
| 12 | GOLDMAN SACHS GROUP INC | $329K | 142K | ▲+163% Added · +88K sh | Q1 2026 | |
| 13 | Squarepoint Ops LLC | $310K | 133K | ▲New +133K sh | Q1 2026 | |
| 14 | BANK OF AMERICA CORP /DE/ | $178K | 77K | ▲242× Added · +77K sh | Q1 2026 | |
| 15 | BANK OF MONTREAL /CAN/ | $141K | 61K | ▲+33% Added · +15K sh | Q1 2026 | |
| 16 | NewEdge Advisors, LLC | $145K | 52K | ▲New +52K sh | Q2 2026 | |
| 17 | BRASADA CAPITAL MANAGEMENT, LP | $141K | 50K | ▲New +50K sh | Q2 2026 | |
| 18 | SABBY MANAGEMENT, LLC | $122K | 43K | ▲Added Added · +43K sh | Q2 2026 | |
| 19 | GROUP ONE TRADING LLC | $101K | 43K | ▲New +43K sh | Q1 2026 | |
| 20 | ENVESTNET ASSET MANAGEMENT INC | $97K | 42K | ▲New +42K sh | Q1 2026 | |
| 21 | Hudson Bay Capital Management LP | $96K | 41K | ▲New +41K sh | Q1 2026 | |
| 22 | Qube Research & Technologies Ltd | $84K | 36K | ▲New +36K sh | Q1 2026 | |
| 23 | Quantbot Technologies LP | $74K | 32K | ▲New +32K sh | Q1 2026 | |
| 24 | MARSHALL WACE, LLP | $71K | 31K | ▲New +31K sh | Q1 2026 | |
| 25 | JANE STREET GROUP, LLC | $67K | 29K | ▼−96% Reduced · −714K 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, 23 funds opened a new position in SIDU and 4 added to an existing one, while 2 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 |
|---|---|---|
| NVIDIA CORPNVDA | 29 funds | $9.4B |
| MICROSOFT CORPMSFT | 29 funds | $6.2B |
| ALPHABET INC-CL AGOOGL | 29 funds | $4.1B |
| BROADCOM INCAVGO | 29 funds | $3.7B |
| ALPHABET INC-CL CGOOG | 29 funds | $3.0B |
| MICRON TECHNOLOGY INCMU | 29 funds | $2.9B |
| ADVANCED MICRO DEVICESAMD | 29 funds | $2.2B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 29 funds | $1.7B |
| BANK OF AMERICA CORPBAC | 29 funds | $1.5B |
| APPLE INCAAPL | 28 funds | $8.4B |
| AMAZON.COM INCAMZN | 28 funds | $5.5B |
| TESLA INCTSLA | 28 funds | $3.7B |
Ranked by how many of SIDU's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 12, 2025 | SHUMAN JEFFREY S | Director | Buy (P) | 2K | $2K |
| Jun 11, 2025 | SHUMAN JEFFREY S | Director | Buy (P) | 13K | $22K |
| May 17, 2023 | Craig Carol Marlene | CEO, Director, 10% Owner | Buy (P) | 500K | $115K |
| Class | 13F holders | Value held |
|---|---|---|
| SIDUthis pagecs | 74 funds | $28.1M |
| 826165102Stock | 4 funds | $80K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for SIDU
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/SIDU/capital-change-brief"
Use Arkolith's capital_change_brief for SIDU. 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 SIDU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.