Among active 13F managers last quarter, 3 added and 2 reduced; the largest holder to move was Bridgeway Capital Management, LLC (added). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
23 tracked 13F filers disclose a position in ATER as of the latest SEC 13F filings, a combined $505K 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. | 72K | $95K | —Held | Q2 2026 | |
| 2 | Geode Capital Management, LLC | 61K | $81K | ▼−54% Reduced · −73K sh | Q2 2026 | |
| 3 | XTX Topco Ltd | 58K | $33K | ▲+122% Added · +32K sh | Q1 2026 | |
| 4 | Vanguard Capital Management LLC | 57K | $75K | —Held | Q2 2026 | |
| 5 | Bridgeway Capital Management, LLC | 53K | $69K | ▲Added Added · +53K sh | Q2 2026 | |
| 6 | Renaissance Technologies LLC | 49K | $28K | ▲+14% Added · +6K sh | Q1 2026 | |
| 7 | Susquehanna International Group, LLP | 37K | $21K | ▼−18% Reduced · −8K sh | Q1 2026 | |
| 8 | Jane Street Group, LLC | 32K | $18K | ▲Added Added · +32K sh | Q1 2026 | |
| 9 | Vanguard Fiduciary Trust Co | 26K | $34K | —Held | Q2 2026 | |
| 10 | State Street Corp | 24K | $32K | —Held | Q2 2026 | |
| 11 | Northern Trust Corp | 11K | $6K | —Held | Q1 2026 | |
| 12 | UBS Group AG | 5K | $3K | ▼−8.3% Reduced · −498 sh | Q1 2026 | |
| 13 | Royal Bank Of Canada | 5K | $3K | ▲New +5K sh | Q1 2026 | |
| 14 | JPMorgan Chase & Co | 3K | $2K | —Held | Q1 2026 | |
| 15 | Vanguard Global Advisers, LLC | 2K | $2K | —Held | Q2 2026 | |
| 16 | Tower Research Capital LLC (TRC) | 1K | $840 | ▼−0.5% Reduced · −8 sh | Q1 2026 | |
| 17 | SBI Securities Co., Ltd. | 311 | $411 | ▼−1.3% Reduced · −4 sh | Q2 2026 | |
| 18 | Osaic Holdings, Inc. | 231 | $130 | ▼−47% Reduced · −208 sh | Q1 2026 | |
| 19 | BNP Paribas Financial Markets | 73 | $42 | —Held | Q1 2026 | |
| 20 | Proathlete Wealth Management LLC | 21 | $27 | —Held | Q2 2026 | |
| 21 | Morgan Stanley | 1 | $1 | —Held | Q1 2026 | |
| 22 | National Bank Of Canada | 1 | $1 | —Held | Q1 2026 | |
| 23 | TD Waterhouse Canada Inc. | 1 | $1 | —Held | Q2 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 added to an existing position in ATER, while 2 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 |
|---|---|---|
| Palantir Technologies Inc-APLTR | 5 funds | $1.1B |
| Apple IncAAPL | 5 funds | $1.1B |
| Nvidia CorpNVDA | 5 funds | $1.1B |
| Verisign IncVRSN | 5 funds | $703.5M |
| Exelixis IncEXEL | 5 funds | $598.5M |
| Chevron CorpCVX | 5 funds | $478.3M |
| Broadcom IncAVGO | 5 funds | $376.6M |
| Unitedhealth Group IncUNH | 5 funds | $375.9M |
| Alphabet Inc-CL AGOOGL | 5 funds | $349.8M |
| Tesla IncTSLA | 5 funds | $291.8M |
| Visa Inc-Class A SharesV | 5 funds | $291.6M |
| JPMorgan Chase & CoJPM | 5 funds | $280.6M |
Ranked by how many of ATER's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ATER.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 13, 2025 | Feldman Joshua O | Chief Financial Officer | Sell (S) | 1K | $2K |
| Jun 13, 2025 | Rodriguez Arturo | Chief Executive Officer, Director | Sell (S) | 6K | $8K |
| Jun 13, 2025 | Zahut Roi Zion | Chief Technology Officer | Sell (S) | 4K | $5K |
| Jun 12, 2025 | Feldman Joshua O | Chief Financial Officer | Sell (S) | 15K | $20K |
| Jun 12, 2025 | Zahut Roi Zion | Chief Technology Officer | Sell (S) | 17K | $22K |
| Jun 12, 2025 | Rodriguez Arturo | Chief Executive Officer, Director | Sell (S) | 46K | $61K |
| Jun 10, 2025 | Kurtz William | Director | Sell (S) | 5K | $7K |
| Jun 9, 2025 | Kurtz William | Director | Sell (S) | 5K | $7K |
| May 20, 2025 | Lepper Phillip | Chief Commercial Officer | Sell (S) | 28K | $45K |
| Dec 13, 2024 | Lepper Phillip | Chief Revenue Officer | Sell (S) | 2K | $4K |
| Dec 13, 2024 | Zahut Roi Zion | Chief Technology Officer | Sell (S) | 4K | $9K |
| Sep 11, 2024 | Rodriguez Arturo | Chief Executive Officer, Director | Sell (S) | 10K | $32K |
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 | 4 | 6 | – |
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 ATER
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/ATER/capital-change-brief"
Use Arkolith's capital_change_brief for ATER. 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 ATER. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.