Among active 13F managers last quarter, 16 opened and 8 added, while 8 reduced; the largest holder to move was Citadel Advisors LLC (+3.2%). Over the last 180 days, 1 insider sold and none bought, a net -$395K in open-market trades.
The legs disagree, or only one of them leans.
78 tracked 13F filers disclose a position in AARD as of the latest SEC 13F filings, a combined $51.1M 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Decheng Capital LLC | 3.9M | $22.6M | —Held | Q2 2026 | |
| 2 | Citadel Advisors LLC | 1.3M | $7.4M | ▲+3.2% Added · +40K sh | Q2 2026 | |
| 3 | Laurion Capital Management LP | 1.0M | $6.0M | —Held | Q2 2026 | |
| 4 | Vanguard Capital Management LLC | 563K | $3.2M | ▲+1.6% Added · +9K sh | Q2 2026 | |
| 5 | EcoR1 Capital, LLC | 396K | $2.3M | ▲New +396K sh | Q2 2026 | |
| 6 | Adage Capital Partners GP, L.L.C. | 300K | $1.1M | ▲New +300K sh | Q1 2026 | |
| 7 | BlackRock, Inc. | 187K | $1.1M | ▼−76% Reduced · −606K sh | Q2 2026 | |
| 8 | Two Sigma Investments, LP | 163K | $616K | ▲+27% Added · +35K sh | Q1 2026 | |
| 9 | UBS Group AG | 158K | $595K | ▲+488% Added · +131K sh | Q1 2026 | |
| 10 | Geode Capital Management, LLC | 150K | $864K | ▼−52% Reduced · −160K sh | Q2 2026 | |
| 11 | AQR Capital Management LLC | 134K | $507K | ▲New +134K sh | Q1 2026 | |
| 12 | Millennium Management LLC | 98K | $371K | ▼−80% Reduced · −385K sh | Q1 2026 | |
| 13 | Northern Trust Corp | 89K | $334K | ▼−0.8% Reduced · −699 sh | Q1 2026 | |
| 14 | Vanguard Fiduciary Trust Co | 75K | $433K | ▼−9.7% Reduced · −8K sh | Q2 2026 | |
| 15 | Woodline Partners LP | 72K | $417K | —Held | Q2 2026 | |
| 16 | Renaissance Technologies LLC | 71K | $267K | ▲New +71K sh | Q1 2026 | |
| 17 | Cantor Fitzgerald, L. P. | 67K | $251K | ▼−27% Reduced · −25K sh | Q1 2026 | |
| 18 | State Street Corp | 59K | $341K | ▼−70% Reduced · −140K sh | Q2 2026 | |
| 19 | Citigroup Inc | 46K | $174K | ▲52× Added · +45K sh | Q1 2026 | |
| 20 | J. Goldman & Co LP | 41K | $233K | ▲New +41K sh | Q2 2026 | |
| 21 | IEQ Capital, LLC | 38K | $221K | ▲+133% Added · +22K sh | Q2 2026 | |
| 22 | Bank of New York Mellon Corp | 29K | $111K | ▲+31% Added · +7K sh | Q1 2026 | |
| 23 | Charles Schwab Investment Management Inc | 28K | $106K | ▼−11% Reduced · −4K sh | Q1 2026 | |
| 24 | Cresset Asset Management, LLC | 24K | $138K | ▼−44% Reduced · −19K sh | Q2 2026 | |
| 25 | Bridgeway Capital Management, LLC | 24K | $138K | ▼−11% Reduced · −3K sh | 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, 16 funds opened a new position in AARD and 8 added to an existing one, while 8 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 11, 2026 | Sun Nelson | See Remarks | Sell (S) | 62K | $321K |
| Sep 10, 2026 | Sun Nelson | See Remarks | Sell (S) | 15K | $74K |
| Dec 11, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) | 7K | $101K |
| Dec 11, 2025 | Sun Nelson | Chief Financial Officer | Buy (P) | 3K | $43K |
| Sep 15, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) 2 lots, same day | 10K | $97K |
| Sep 12, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) | 5K | $43K |
| Sep 11, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) | 6K | $47K |
| Sep 10, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) | 9K | $71K |
| Sep 9, 2025 | Sun Nelson | Chief Financial Officer | Buy (P) | 6K | $48K |
| Feb 14, 2025 | Chen Bihua | Insider | Buy (P) | 188K | $3.0M |
| Feb 14, 2025 | Sun Nelson | Chief Financial Officer | Buy (P) | 10K | $160K |
| Feb 14, 2025 | Lee Tien-Li | Chief Executive Officer, Director, 10% Owner | Buy (P) | 17K | $265K |
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.
The cross-source read for AARD was unavailable for this render. The API and MCP tool answer it live.
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.
No filings captured for this ticker in the live stream yet.
Connected entities for AARD
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/AARD/capital-change-brief"
Use Arkolith's capital_change_brief for AARD. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for AARD. Filings are public domain, sourced to SEC EDGAR.