411 tracked 13F filers disclose a position in ALK as of the latest SEC 13F filings, a combined $3.7B 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. | $432.1M | 11.7M | ▲+12% Added · +1.2M sh | Q1 2026 | |
| 2 | DIMENSIONAL FUND ADVISORS LP | $233.5M | 6.3M | ▲+2.3% Added · +145K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $189.7M | 5.2M | →First observed position No prior filed position | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $185.8M | 5.1M | →First observed position No prior filed position | Q1 2026 | |
| 5 | AMERICAN CENTURY COMPANIES INC | $181.6M | 4.9M | ▲+14% Added · +607K sh | Q1 2026 | |
| 6 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | $161.8M | 4.4M | ▲New +4.4M sh | Q1 2026 | |
| 7 | STATE STREET CORP | $186.0M | 3.6M | ▲+2.3% Added · +80K sh | Q2 2026 | |
| 8 | FMR LLC | $130.7M | 3.6M | ▼−45% Reduced · −2.9M sh | Q1 2026 | |
| 9 | FRONTIER CAPITAL MANAGEMENT CO LLC | $176.7M | 3.4M | ▲+0.3% Added · +11K sh | Q2 2026 | |
| 10 | PRIMECAP MANAGEMENT CO/CA/ | $119.5M | 3.3M | ▼−0.3% Reduced · −11K sh | Q1 2026 | |
| 11 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | $105.6M | 2.9M | ▼−3.1% Reduced · −93K sh | Q1 2026 | |
| 12 | MORGAN STANLEY | $103.0M | 2.8M | ▲+46% Added · +878K sh | Q1 2026 | |
| 13 | CAUSEWAY CAPITAL MANAGEMENT LLC | $92.0M | 2.5M | ▲+74% Added · +1.1M sh | Q1 2026 | |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | $109.5M | 2.1M | ▼−2.4% Reduced · −52K sh | Q2 2026 | |
| 15 | MARSHALL WACE, LLP | $72.4M | 2.0M | ▲10× Added · +1.8M sh | Q1 2026 | |
| 16 | SEMPER AUGUSTUS INVESTMENTS GROUP LLC | $62.3M | 1.7M | ▲+314% Added · +1.3M sh | Q1 2026 | |
| 17 | UBS Group AG | $61.2M | 1.7M | ▲+59% Added · +619K sh | Q1 2026 | |
| 18 | AMERIPRISE FINANCIAL INC | $52.4M | 1.4M | ▼−25% Reduced · −477K sh | Q1 2026 | |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $46.5M | 1.3M | ▲+3.7% Added · +45K sh | Q1 2026 | |
| 20 | MILLENNIUM MANAGEMENT LLC | $41.0M | 1.1M | ▲+236% Added · +782K sh | Q1 2026 | |
| 21 | BANK OF AMERICA CORP /DE/ | $35.5M | 965K | ▼−37% Reduced · −577K sh | Q1 2026 | |
| 22 | NORTHERN TRUST CORP | $33.2M | 903K | ▼−1.0% Reduced · −9K sh | Q1 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $32.9M | 895K | ▲+84% Added · +407K sh | Q1 2026 | |
| 24 | CITADEL ADVISORS LLC | $30.6M | 832K | ▼−67% Reduced · −1.7M sh | Q1 2026 | |
| 25 | Bank of New York Mellon Corp | $26.7M | 726K | ▲+0.1% Added · +462 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, 6 funds opened a new position in ALK and 29 added to an existing one, while 20 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 | 240 funds | $246.1B |
| NVIDIA CORPNVDA | 237 funds | $348.7B |
| AMAZON.COM INCAMZN | 237 funds | $182.8B |
| APPLE INCAAPL | 233 funds | $264.3B |
| ALPHABET INC-CL AGOOGL | 231 funds | $147.0B |
| ALPHABET INC-CL CGOOG | 229 funds | $112.4B |
| META PLATFORMS INC-CLASS AMETA | 228 funds | $97.2B |
| JPMORGAN CHASE & COJPM | 224 funds | $56.8B |
| ADVANCED MICRO DEVICESAMD | 222 funds | $33.0B |
| CHEVRON CORPCVX | 222 funds | $28.2B |
| ELI LILLY & COLLY | 221 funds | $74.7B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 221 funds | $32.8B |
Ranked by how many of ALK's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 20, 2026 | MINICUCCI BENITO | CEO AND PRESIDENT, Director | Buy (P) | 25K | $1.0M |
| Aug 3, 2026 | HARRISON ANDREW R | EVP AND CCO | Sell (S) | 5K | $263K |
| Feb 18, 2026 | TACKETT SHANE R | EVP AND CFO | Sell (S) | 24K | $1.4M |
| Feb 18, 2026 | HARRISON ANDREW R | EVP AND CCO | Sell (S) | 6K | $311K |
| Feb 13, 2026 | HARRISON ANDREW R | EVP AND CCO | Sell (S) | 15K | $795K |
| Feb 9, 2026 | LEVINE KYLE B | EVP Corp Pub Aff & Chf Leg Off | Sell (S) | 3K | $177K |
| Feb 5, 2026 | TACKETT SHANE R | EVP AND CFO | Sell (S) | 10K | $550K |
| Aug 18, 2025 | LEVINE KYLE B | SVP LEGAL & GEN COUNSEL | Sell (S) | 6K | $342K |
| Aug 13, 2025 | TACKETT SHANE R | EVP AND CFO | Sell (S) | 5K | $285K |
| Jul 28, 2025 | HARRISON ANDREW R | EVP AND CCO | Sell (S) | 8K | $404K |
| Jun 5, 2025 | HALVERSON EMILY | VP Finance, Controller & Treas | Sell (S) | 2K | $111K |
| Jun 5, 2025 | HALVERSON EMILY | VP Finance, Controller & Treas | Sell (S) | 790 | $40K |
| Class | 13F holders | Value held |
|---|---|---|
| ALKthis pagecs | 411 funds | $3.7B |
| 011659959PUT | 1 funds | $6.9M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for ALK
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/ALK/capital-change-brief"
Use Arkolith's capital_change_brief for ALK. 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 ALK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.