Among active 13F managers last quarter, 3 opened and 31 added, while 21 reduced; the largest holder to move was Earnest Partners LLC (−3.3%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
219 tracked 13F filers disclose a position in AIN as of the latest SEC 13F filings, a combined $1.9B 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.5M | $331.7M | ▲+5.8% Added · +245K sh | Q2 2026 | |
| 2 | Earnest Partners LLC | 2.4M | $180.6M | ▼−3.3% Reduced · −83K sh | Q2 2026 | |
| 3 | Vanguard Portfolio Management LLC | 1.8M | $134.6M | ▲+1.6% Added · +29K sh | Q2 2026 | |
| 4 | American Century Companies Inc | 1.4M | $75.4M | ▲+4.5% Added · +63K sh | Q1 2026 | |
| 5 | Vanguard Capital Management LLC | 1.3M | $95.6M | ▼−0.4% Reduced · −5K sh | Q2 2026 | |
| 6 | State Street Corp | 1.1M | $85.9M | ▲+4.0% Added · +44K sh | Q2 2026 | |
| 7 | Bank Of America Corp | 1.0M | $54.5M | ▲+18% Added · +160K sh | Q1 2026 | |
| 8 | Dimensional Fund Advisors LP | 915K | $47.8M | ▼−4.2% Reduced · −40K sh | Q1 2026 | |
| 9 | Barrow Hanley Mewhinney & Strauss LLC | 868K | $45.3M | ▲+59% Added · +323K sh | Q1 2026 | |
| 10 | Sei Investments Co | 786K | $41.1M | ▲+1.4% Added · +11K sh | Q1 2026 | |
| 11 | Geode Capital Management, LLC | 735K | $54.8M | ▲+4.9% Added · +34K sh | Q2 2026 | |
| 12 | Gamco Investors, Inc. Et Al | 645K | $33.7M | ▲+200% Added · +430K sh | Q1 2026 | |
| 13 | Massachusetts Financial Services Co | 593K | $31.0M | ▼−5.0% Reduced · −31K sh | Q1 2026 | |
| 14 | D. E. Shaw & Co., Inc. | 467K | $24.4M | ▼−19% Reduced · −110K sh | Q1 2026 | |
| 15 | Charles Schwab Investment Management Inc | 455K | $23.7M | ▲+5.2% Added · +22K sh | Q1 2026 | |
| 16 | Deprince Race & Zollo Inc | 448K | $33.4M | ▲+2.0% Added · +9K sh | Q2 2026 | |
| 17 | Two Sigma Investments, LP | 434K | $22.7M | ▲+547% Added · +367K sh | Q1 2026 | |
| 18 | Nuveen, LLC | 426K | $22.2M | ▲+8.3% Added · +33K sh | Q1 2026 | |
| 19 | William Blair Investment Management, LLC | 396K | $29.5M | ▼−21% Reduced · −106K sh | Q2 2026 | |
| 20 | Jacobs Levy Equity Management, Inc | 372K | $27.7M | ▲20× Added · +353K sh | Q2 2026 | |
| 21 | Northern Trust Corp | 343K | $17.9M | ▲+6.7% Added · +21K sh | Q1 2026 | |
| 22 | Neuberger Berman Group LLC | 315K | $16.4M | ▲+3.8% Added · +11K sh | Q1 2026 | |
| 23 | Morgan Stanley | 313K | $16.3M | ▼−19% Reduced · −74K sh | Q1 2026 | |
| 24 | Gabelli Funds LLC | 282K | $14.7M | ▲+88% Added · +132K sh | Q1 2026 | |
| 25 | New York State Common Retirement Fund | 280K | $14.6M | ▲+2.5% Added · +7K 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, 3 funds opened a new position in AIN and 31 added to an existing one, while 21 reduced. 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 | Their position there |
|---|---|---|
| Microsoft CorpMSFT | 115 funds | $207.7B |
| Nvidia CorpNVDA | 112 funds | $320.0B |
| JPMorgan Chase & CoJPM | 112 funds | $51.6B |
| Amazon.com IncAMZN | 110 funds | $160.2B |
| Alphabet Inc-CL AGOOGL | 110 funds | $142.9B |
| Meta Platforms Inc-Class AMETA | 108 funds | $87.0B |
| Eli Lilly & CoLLY | 108 funds | $63.9B |
| Visa Inc-Class A SharesV | 108 funds | $47.4B |
| Costco Wholesale CorpCOST | 108 funds | $28.1B |
| Chevron CorpCVX | 108 funds | $24.4B |
| Wells Fargo & CoWFC | 108 funds | $15.9B |
| Apple IncAAPL | 107 funds | $228.8B |
Ranked by how many of AIN's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in AIN.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Nov 17, 2025 | Kleveland Gunnar | President and CEO, Director | Buy (P) | 2K | $97K |
| Aug 5, 2025 | Kleveland Gunnar | President and CEO, Director | Buy (P) | 2K | $105K |
| Nov 5, 2024 | Kleveland Gunnar | President and CEO, Director | Buy (P) | 1K | $100K |
| Nov 5, 2024 | Hansen Robert Alan | Senior Vice President & CTO | Buy (P) | 1K | $75K |
| Nov 5, 2024 | Starr Robert D. | CFO & TREASURER | Buy (P) | 1K | $71K |
| Nov 5, 2024 | Gaug Joseph M | VP-General Counsel & Secretary | Buy (P) 2 lots, same day | 1K | $71K |
| May 3, 2024 | Starr Robert D. | CFO & TREASURER | Buy (P) | 1K | $84K |
| May 3, 2024 | Kleveland Gunnar | President and CEO, Director | Buy (P) | 1K | $106K |
| Aug 24, 2023 | Hansen Robert Alan | Senior Vice President & CTO | Sell (S) | 4K | $390K |
| Feb 27, 2023 | Hansen Robert Alan | Senior Vice President & CTO | Sell (S) | 2K | $194K |
| Dec 22, 2021 | Halftermeyer Daniel A | President, MC | Sell (S) | 5K | $446K |
| Nov 22, 2021 | Halftermeyer Daniel A | President, PMC | Sell (S) | 5K | $440K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 52 | 41 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for AIN
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/AIN/capital-change-brief"
Use Arkolith's capital_change_brief for AIN. 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 AIN. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.