Among active 13F managers last quarter, 16 opened and 13 added, while 14 reduced; the largest holder to move was ARK Investment Management LLC (−5.8%). Over the last 180 days, 2 insiders bought and none sold, a net +$350K in open-market trades.
Funds lean in and no leg opposes.
180 tracked 13F filers disclose a position in ABSI as of the latest SEC 13F filings, a combined $1.3B 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 25.4M | $294.5M | ▲+13% Added · +2.9M sh | Q2 2026 | |
| 2 | ARK Investment Management LLC | 12.9M | $149.8M | ▼−5.8% Reduced · −801K sh | Q2 2026 | |
| 3 | BlackRock, Inc. | 12.2M | $141.1M | ▲+8.2% Added · +920K sh | Q2 2026 | |
| 4 | State Street Corp | 8.1M | $93.8M | ▲+11% Added · +772K sh | Q2 2026 | |
| 5 | Redmile Group, LLC | 6.7M | $78.1M | ▼−18% Reduced · −1.5M sh | Q2 2026 | |
| 6 | Vanguard Capital Management LLC | 6.1M | $71.0M | ▲+4.0% Added · +236K sh | Q2 2026 | |
| 7 | Advanced Micro Devices Inc | 5.7M | $66.2M | —Held | Q2 2026 | |
| 8 | Geode Capital Management, LLC | 3.6M | $41.5M | ▲+7.2% Added · +240K sh | Q2 2026 | |
| 9 | Ameriprise Financial Inc | 3.2M | $9.5M | ▼−0.5% Reduced · −16K sh | Q1 2026 | |
| 10 | Two Sigma Investments, LP | 2.9M | $8.7M | ▲+104% Added · +1.5M sh | Q1 2026 | |
| 11 | Woodline Partners LP | 2.7M | $31.3M | ▼−18% Reduced · −599K sh | Q2 2026 | |
| 12 | Siren, L.L.C. | 2.5M | $28.7M | ▲+37% Added · +675K sh | Q2 2026 | |
| 13 | BVF Inc | 2.4M | $27.4M | ▲New +2.4M sh | Q2 2026 | |
| 14 | Gem Investment Advisors, LLC | 2.2M | $25.2M | —Held | Q2 2026 | |
| 15 | Baker Bros. Advisors LP | 2.1M | $24.7M | —Held | Q2 2026 | |
| 16 | Massachusetts Financial Services Co | 1.7M | $5.2M | ▲~0% Added · +143 sh | Q1 2026 | |
| 17 | Voloridge Investment Management, LLC | 1.6M | $18.6M | ▲New +1.6M sh | Q2 2026 | |
| 18 | UBS Group AG | 1.6M | $4.8M | ▼−41% Reduced · −1.1M sh | Q1 2026 | |
| 19 | Price T Rowe Associates Inc | 1.5M | $17.3M | ▲13× Added · +1.4M sh | Q2 2026 | |
| 20 | Sumitomo Mitsui Trust Group, Inc. | 1.3M | $4.0M | ▼−5.5% Reduced · −78K sh | Q1 2026 | |
| 21 | Amova Asset Management Americas, Inc. | 1.3M | $4.0M | ▼−5.5% Reduced · −78K sh | Q1 2026 | |
| 22 | Vanguard Portfolio Management LLC | 1.3M | $15.5M | ▲+67% Added · +538K sh | Q2 2026 | |
| 23 | Marshall Wace, LLP | 1.2M | $3.7M | ▲New +1.2M sh | Q1 2026 | |
| 24 | Millennium Management LLC | 1.2M | $3.6M | ▲+446% Added · +978K sh | Q1 2026 | |
| 25 | Fred Alger Management, LLC | 1.2M | $3.5M | ▼−3.5% Reduced · −42K 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, 16 funds opened a new position in ABSI and 13 added to an existing one, while 14 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 |
|---|---|---|
| Nvidia CorpNVDA | 86 funds | $203.5B |
| Amazon.com IncAMZN | 83 funds | $98.1B |
| Microsoft CorpMSFT | 82 funds | $121.4B |
| Alphabet Inc-CL AGOOGL | 82 funds | $89.6B |
| Eli Lilly & CoLLY | 82 funds | $40.3B |
| Meta Platforms Inc-Class AMETA | 81 funds | $55.7B |
| Broadcom IncAVGO | 80 funds | $82.0B |
| Micron Technology IncMU | 80 funds | $32.0B |
| Advanced Micro DevicesAMD | 79 funds | $34.5B |
| Qualcomm IncQCOM | 79 funds | $7.1B |
| Tesla IncTSLA | 78 funds | $36.8B |
| Visa Inc-Class A SharesV | 78 funds | $32.6B |
Ranked by how many of ABSI's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ABSI.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 30, 2026 | Szela Mary T | Director | Buy (P) | 13K | $149K |
| May 13, 2026 | Pangalos Menelas N | Director | Buy (P) | 37K | $201K |
| Mar 12, 2026 | Busch Andreas | Chief Innovation Officer | Buy (P) | 100K | $229K |
| Feb 27, 2026 | Pangalos Menelas N | Director | Buy (P) | 75K | $206K |
| Dec 5, 2025 | Van Houten Frans | Director | Buy (P) | 40K | $149K |
| Sep 22, 2025 | Bedrick Todd | SVP, CAO | Buy (P) | 10K | $27K |
| Sep 22, 2025 | Pangalos Menelas N | Director | Buy (P) | 96K | $255K |
| Jul 28, 2025 | Busch Andreas | Chief Innovation Officer | Buy (P) | 50K | $152K |
| Jun 13, 2024 | Jonasson Zachariah | CFO / CBO | Sell (S) | 20K | $99K |
| May 22, 2024 | Phoenix Venture Partners II LP | 10% Owner | Sell (S) | 3.1M | $13.6M |
| Mar 1, 2024 | Green Jeremy | Director | Buy (P) | 222K | $1000K |
| Feb 9, 2022 | Korman Sarah | General Counsel | Buy (P) | 4K | $34K |
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 | 34 | 29 | – |
Insiders Form 4 open-market | 2 | 0 | +$350K |
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 ABSI
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/ABSI/capital-change-brief"
Use Arkolith's capital_change_brief for ABSI. 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 ABSI. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.