Among active 13F managers last quarter, 10 opened and 18 added, while 15 reduced; the largest holder to move was Encompass Capital Advisors LLC (new position). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
172 tracked 13F filers disclose a position in ASPI as of the latest SEC 13F filings, a combined $298.6M 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. | 8.3M | $36.8M | ▲+23% Added · +1.5M sh | Q1 2026 | |
| 2 | Encompass Capital Advisors LLC | 6.9M | $30.6M | ▲New +6.9M sh | Q1 2026 | |
| 3 | Vanguard Capital Management LLC | 5.1M | $22.4M | →New filer Inherited book · not a new buyer | Q1 2026 | |
| 4 | Rovida Investment Management Ltd | 4.1M | $25.5M | —Held | Q2 2026 | |
| 5 | Geode Capital Management, LLC | 2.9M | $18.3M | ▲+7.5% Added · +205K sh | Q2 2026 | |
| 6 | UBS Group AG | 2.8M | $12.6M | ▲+18% Added · +435K sh | Q1 2026 | |
| 7 | Alyeska Investment Group, L.P. | 2.7M | $11.9M | ▼−45% Reduced · −2.2M sh | Q1 2026 | |
| 8 | State Street Corp | 2.6M | $16.1M | ▲+12% Added · +273K sh | Q2 2026 | |
| 9 | Exchange Traded Concepts, LLC | 2.3M | $14.0M | ▲+3.3% Added · +72K sh | Q2 2026 | |
| 10 | AWM Investment Company, Inc. | 2.1M | $9.4M | —Held | Q1 2026 | |
| 11 | Morgan Stanley | 1.6M | $7.0M | ▼−7.8% Reduced · −133K sh | Q1 2026 | |
| 12 | Susquehanna International Group, LLP | 1.1M | $4.7M | ▼−30% Reduced · −459K sh | Q1 2026 | |
| 13 | Barclays PLC | 1.0M | $4.5M | ▲+100% Added · +506K sh | Q1 2026 | |
| 14 | Vanguard Portfolio Management LLC | 977K | $4.3M | →New filer Inherited book · not a new buyer | Q1 2026 | |
| 15 | Northern Trust Corp | 938K | $4.1M | ▲+26% Added · +192K sh | Q1 2026 | |
| 16 | Charles Schwab Investment Management Inc | 897K | $4.0M | ▲+1.3% Added · +11K sh | Q1 2026 | |
| 17 | BNP Paribas Asset Management Holding S.A. | 887K | $3.9M | ▼−6.0% Reduced · −57K sh | Q1 2026 | |
| 18 | Man Group plc | 828K | $5.2M | ▲New +828K sh | Q2 2026 | |
| 19 | Vanguard Fiduciary Trust Co | 753K | $3.3M | →New filer Inherited book · not a new buyer | Q1 2026 | |
| 20 | Jane Street Group, LLC | 684K | $3.0M | ▼−57% Reduced · −902K sh | Q1 2026 | |
| 21 | Group One Trading LLC | 596K | $2.6M | ▲+34% Added · +151K sh | Q1 2026 | |
| 22 | Wim Investment Management Ltd | 541K | $3.4M | ▼−10.0% Reduced · −60K sh | Q2 2026 | |
| 23 | Diametric Capital, LP | 539K | $3.3M | ▼−44% Reduced · −415K sh | Q2 2026 | |
| 24 | Goldman Sachs Group Inc | 527K | $2.3M | ▼−69% Reduced · −1.2M sh | Q1 2026 | |
| 25 | Shay Capital LLC | 430K | $1.9M | ▼−26% Reduced · −150K 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, 10 funds opened a new position in ASPI and 18 added to an existing one, while 15 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 | 83 funds | $222.5B |
| Microsoft CorpMSFT | 82 funds | $148.3B |
| Amazon.com IncAMZN | 81 funds | $105.8B |
| Alphabet Inc-CL AGOOGL | 80 funds | $79.0B |
| Meta Platforms Inc-Class AMETA | 78 funds | $62.6B |
| Micron Technology IncMU | 78 funds | $19.8B |
| Broadcom IncAVGO | 77 funds | $87.4B |
| Apple IncAAPL | 76 funds | $164.3B |
| General ElectricGE | 76 funds | $18.5B |
| Oracle CorpORCL | 76 funds | $12.5B |
| JPMorgan Chase & CoJPM | 75 funds | $31.7B |
| Advanced Micro DevicesAMD | 75 funds | $19.6B |
Ranked by how many of ASPI's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ASPI.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 6, 2026 | Ainscow Robert | COO | Sell (S) | 8K | $46K |
| Mar 2, 2026 | Mann Paul Elliot | Executive Chairman | Buy (S) | 162K | $882K |
| Dec 18, 2025 | Kiessling Heather | Chief Financial Officer | Sell (S) | 80K | $464K |
| Dec 8, 2025 | Ainscow Robert | Interim CEO and COO | Sell (S) | 8K | $52K |
| Dec 1, 2025 | Mann Paul Elliot | Executive Chairman, Director | Sell (S) | 162K | $932K |
| Nov 25, 2025 | Mann Paul Elliot | Executive Officer, Director | Sell (S) | 50K | $289K |
| Nov 25, 2025 | Ainscow Robert | Interim CEO and COO | Sell (S) | 25K | $144K |
| Nov 17, 2025 | Ainscow Robert | Interim CEO and COO | Sell (S) | 68K | $507K |
| Nov 17, 2025 | Mann Paul Elliot | Executive Officer, Director | Sell (S) | 113K | $845K |
| Oct 14, 2025 | Ainscow Robert | Interim CEO and COO | Sell (S) | 23K | $306K |
| Sep 30, 2025 | Gorley Michael | Director | Sell (S) | 64K | $624K |
| Sep 15, 2025 | Wider Todd | Director | Sell (S) | 74K | $649K |
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 | 48 | 27 | – |
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 ASPI
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/ASPI/capital-change-brief"
Use Arkolith's capital_change_brief for ASPI. 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 ASPI. Filings are public domain, sourced to SEC EDGAR.