Among active 13F managers last quarter, 6 opened and 4 added, while none reduced or exited; the largest holder to move was Tower Research Capital LLC (TRC) (+103%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
48 tracked 13F filers disclose a position in SLSN as of the latest SEC 13F filings, a combined $1.9M 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 | Vanguard Capital Management LLC | 831K | $610K | ▲+2.3% Added · +19K sh | Q2 2026 | |
| 2 | BlackRock, Inc. | 464K | $341K | ▼−57% Reduced · −605K sh | Q2 2026 | |
| 3 | Geode Capital Management, LLC | 239K | $175K | ▼−47% Reduced · −213K sh | Q2 2026 | |
| 4 | Morgan Stanley | 195K | $185K | ▲+452% Added · +159K sh | Q1 2026 | |
| 5 | Northern Trust Corp | 138K | $130K | ▲+15% Added · +18K sh | Q1 2026 | |
| 6 | Vanguard Fiduciary Trust Co | 107K | $78K | ▼−13% Reduced · −16K sh | Q2 2026 | |
| 7 | Charles Schwab Investment Management Inc | 47K | $45K | —Held | Q1 2026 | |
| 8 | Bank of New York Mellon Corp | 44K | $42K | —Held | Q1 2026 | |
| 9 | Zacks Investment Management | 38K | $28K | —Held | Q2 2026 | |
| 10 | Goldman Sachs Group Inc | 28K | $26K | ▲+48% Added · +9K sh | Q1 2026 | |
| 11 | Deutsche Bank AG | 25K | $23K | —Held | Q1 2026 | |
| 12 | Nuveen, LLC | 24K | $23K | —Held | Q1 2026 | |
| 13 | Barclays PLC | 24K | $22K | ▼−52% Reduced · −25K sh | Q1 2026 | |
| 14 | Wealth Enhancement Advisory Services, LLC | 23K | $15K | ▲+2.1% Added · +478 sh | Q2 2026 | |
| 15 | New York State Common Retirement Fund | 22K | $21K | —Held | Q1 2026 | |
| 16 | Pathstone Holdings, LLC | 20K | $15K | —Held | Q2 2026 | |
| 17 | State Street Corp | 18K | $13K | ▼−96% Reduced · −391K sh | Q2 2026 | |
| 18 | Bank Of America Corp | 15K | $14K | ▲+26% Added · +3K sh | Q1 2026 | |
| 19 | Susquehanna International Group, LLP | 14K | $13K | ▲New +14K sh | Q1 2026 | |
| 20 | Rhumbline Advisers | 13K | $12K | ▼−24% Reduced · −4K sh | Q1 2026 | |
| 21 | UBS Group AG | 13K | $12K | ▼−22% Reduced · −4K sh | Q1 2026 | |
| 22 | Tower Research Capital LLC (TRC) | 12K | $11K | ▲+103% Added · +6K sh | Q1 2026 | |
| 23 | Mirae Asset Global Etfs Holdings Ltd. | 9K | $9K | ▲+2.2% Added · +204 sh | Q1 2026 | |
| 24 | JPMorgan Chase & Co | 8K | $7K | ▼−21% Reduced · −2K sh | Q1 2026 | |
| 25 | Wells Fargo & Company | 7K | $7K | ▼−66% Reduced · −14K 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, 6 funds opened a new position in SLSN and 4 added to an existing one, while none reduced or exited. 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 | 13 funds | $31.2B |
| Apple IncAAPL | 13 funds | $25.8B |
| Microsoft CorpMSFT | 13 funds | $20.8B |
| Amazon.com IncAMZN | 13 funds | $15.0B |
| Broadcom IncAVGO | 13 funds | $13.4B |
| Alphabet Inc-CL AGOOGL | 13 funds | $11.9B |
| Alphabet Inc-CL CGOOG | 13 funds | $11.2B |
| Meta Platforms Inc-Class AMETA | 13 funds | $8.0B |
| Tesla IncTSLA | 13 funds | $6.2B |
| Eli Lilly & CoLLY | 13 funds | $6.1B |
| JPMorgan Chase & CoJPM | 13 funds | $5.7B |
| Mastercard Inc - AMA | 13 funds | $5.2B |
Ranked by how many of SLSN's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in SLSN.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Dec 24, 2025 | Whitmore R Janet | Director | Buy (P) 2 lots, same day | 3K | $5K |
| Nov 19, 2025 | Whitmore R Janet | Director | Buy (P) 2 lots, same day | 10K | $19K |
| Nov 18, 2025 | Whitmore R Janet | Director | Buy (P) | 267 | $489 |
| Nov 17, 2025 | Whitmore R Janet | Director | Buy (P) | 5K | $9K |
| Nov 14, 2025 | Whitmore R Janet | Director | Buy (P) | 20K | $34K |
| Jun 6, 2025 | Cureton Kevin | Chief Operating Officer | Sell (S) | 39K | $147K |
| Jun 5, 2025 | Cureton Kevin | Chief Operating Officer | Sell (S) | 5K | $19K |
| May 29, 2025 | Whitmore Bradford T | 10% Owner | Sell (S) 2 lots, same day | 6.7M | $28.1M |
| May 29, 2025 | Whitmore Bradford T | 10% Owner | Buy (P) 2 lots, same day | 6.7M | $28.1M |
| Oct 29, 2024 | Whitmore R Janet | Director | Buy (P) 10 lots, same day | 45K | $38K |
| Sep 24, 2024 | Whitmore R Janet | Director | Buy (P) 3 lots, same day | 24K | $38K |
| Sep 23, 2024 | Whitmore R Janet | Director | Buy (P) | 26K | $41K |
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 | 17 | 11 | – |
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 SLSN
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/SLSN/capital-change-brief"
Use Arkolith's capital_change_brief for SLSN. 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 SLSN. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.