290 tracked 13F filers disclose a position in SIG as of the latest SEC 13F filings, a combined $3.3B 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 | BlackRock, Inc. | $525.8M | 6.2M | ▲+0.5% Added · +31K sh | Q1 2026 | |
| 2 | FMR LLC | $383.8M | 4.5M | ▼−9.7% Reduced · −485K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $245.2M | 2.9M | →First observed position No prior filed position | Q1 2026 | |
| 4 | DIMENSIONAL FUND ADVISORS LP | $207.5M | 2.5M | ▲+2.5% Added · +59K sh | Q1 2026 | |
| 5 | AMERICAN CENTURY COMPANIES INC | $148.0M | 1.7M | ▲+4.3% Added · +72K sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $147.1M | 1.7M | →First observed position No prior filed position | Q1 2026 | |
| 7 | STATE STREET CORP | $148.8M | 1.7M | ▲+5.3% Added · +88K sh | Q2 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $91.4M | 1.1M | ▲+4.3% Added · +44K sh | Q2 2026 | |
| 9 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $85.9M | 1.0M | ▲+17% Added · +146K sh | Q1 2026 | |
| 10 | MORGAN STANLEY | $80.2M | 948K | ▲+28% Added · +206K sh | Q1 2026 | |
| 11 | Hood River Capital Management LLC | $75.7M | 878K | ▲+3.4% Added · +29K sh | Q2 2026 | |
| 12 | VICTORY CAPITAL MANAGEMENT INC | $54.5M | 644K | ▲+0.6% Added · +4K sh | Q1 2026 | |
| 13 | Sixth Street Partners Management Company, L.P. | $44.0M | 510K | ▲New +510K sh | Q2 2026 | |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $42.9M | 507K | ▼−71% Reduced · −1.2M sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $41.4M | 489K | ▲+2.2% Added · +11K sh | Q1 2026 | |
| 16 | BROWN ADVISORY INC | $39.9M | 472K | ▼−5.6% Reduced · −28K sh | Q1 2026 | |
| 17 | GOLDMAN SACHS GROUP INC | $38.8M | 459K | ▲+13% Added · +54K sh | Q1 2026 | |
| 18 | Nuveen, LLC | $38.1M | 450K | ▼−8.8% Reduced · −43K sh | Q1 2026 | |
| 19 | CITADEL ADVISORS LLC | $36.8M | 435K | ▲+794% Added · +386K sh | Q1 2026 | |
| 20 | UBS Group AG | $36.4M | 431K | ▼−21% Reduced · −115K sh | Q1 2026 | |
| 21 | Junto Capital Management LP | $35.9M | 417K | ▲+96% Added · +205K sh | Q2 2026 | |
| 22 | JPMORGAN CHASE & CO | $31.1M | 384K | ▼−1.8% Reduced · −7K sh | Q1 2026 | |
| 23 | FRANKLIN RESOURCES INC | $31.2M | 369K | ▲+40% Added · +105K sh | Q1 2026 | |
| 24 | Ruffer LLP | $31.0M | 360K | ▲+58% Added · +133K sh | Q2 2026 | |
| 25 | Bank of New York Mellon Corp | $24.1M | 284K | ▼−2.8% Reduced · −8K 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, 4 funds opened a new position in SIG and 36 added to an existing one, while 12 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 | 150 funds | $243.6B |
| AMAZON.COM INCAMZN | 149 funds | $177.8B |
| META PLATFORMS INC-CLASS AMETA | 149 funds | $100.1B |
| APPLE INCAAPL | 147 funds | $260.8B |
| ALPHABET INC-CL AGOOGL | 147 funds | $143.8B |
| NVIDIA CORPNVDA | 146 funds | $346.7B |
| BROADCOM INCAVGO | 141 funds | $140.5B |
| JPMORGAN CHASE & COJPM | 141 funds | $53.5B |
| MICRON TECHNOLOGY INCMU | 141 funds | $30.7B |
| APPLIED MATERIALS INCAMAT | 141 funds | $26.2B |
| ELI LILLY & COLLY | 140 funds | $67.6B |
| TESLA INCTSLA | 140 funds | $62.2B |
Ranked by how many of SIG's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 25, 2026 | Tilzer Brian A | Director | Sell (S) | 7K | $623K |
| May 8, 2025 | Branch Andre | Director | Sell (S) | 6K | $369K |
| Apr 25, 2025 | McCluskey Helen | Director | Buy (P) | 2K | $100K |
| Mar 31, 2025 | Symancyk James Kevin | Chief Executive Officer, Director | Buy (P) | 15K | $862K |
| Feb 21, 2025 | Ulasewicz Eugenia | Director | Sell (S) | 2K | $135K |
| Feb 21, 2025 | Ulasewicz Eugenia | Director | Sell (S) | 841 | $46K |
| Oct 24, 2024 | Ciccolini Vincent | Chief Accounting Officer | Sell (S) | 5K | $462K |
| Oct 23, 2024 | Hilson Joan M | * See Remarks | Sell (S) | 333 | $32K |
| Oct 23, 2024 | Hilson Joan M | * See Remarks | Sell (S) | 2K | $200K |
| Oct 23, 2024 | Hilson Joan M | * See Remarks | Sell (S) | 2K | $226K |
| Oct 23, 2024 | Hilson Joan M | * See Remarks | Sell (S) | 3K | $298K |
| Oct 23, 2024 | Edelman Oded | See Remarks | Sell (S) | 7K | $657K |
Connected entities for SIG
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/SIG/capital-change-brief"
Use Arkolith's capital_change_brief for SIG. 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 SIG. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.