Among active 13F managers last quarter, 1 opened and 4 added, while 1 reduced; the largest holder to move was Secure Asset Management, LLC (+5.3%).
16 tracked 13F filers disclose a position in TSLR as of the latest SEC 13F filings, a combined $5.5M 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 | Jane Street Group, LLC | 61K | $1.3M | ▼−98% Reduced · −2.9M sh | Q1 2026 | |
| 2 | Optiver Holding B.V. | 58K | $1.2M | ▲+150% Added · +35K sh | Q1 2026 | |
| 3 | UBS Group AG | 40K | $827K | ▲108× Added · +40K sh | Q1 2026 | |
| 4 | IMC-Chicago, LLC | 20K | $408K | ▲New +20K sh | Q1 2026 | |
| 5 | Secure Asset Management, LLC | 17K | $421K | ▲+5.3% Added · +872 sh | Q2 2026 | |
| 6 | Jump Financial, LLC | 15K | $318K | ▲New +15K sh | Q1 2026 | |
| 7 | Citadel Advisors LLC | 11K | $268K | ▲+1.3% Added · +145 sh | Q2 2026 | |
| 8 | Susquehanna International Group, LLP | 11K | $225K | ▼−90% Reduced · −104K sh | Q1 2026 | |
| 9 | StoneX Group Inc. | 10K | $253K | ▼−16% Reduced · −2K sh | Q2 2026 | |
| 10 | TRUE Private Wealth Advisors | 9K | $229K | ▲New +9K sh | Q2 2026 | |
| 11 | SBI Securities Co., Ltd. | 3K | $80K | ▲11× Added · +3K sh | Q2 2026 | |
| 12 | Hollencrest Capital Management | 2K | $31K | —Held | Q1 2026 | |
| 13 | Tower Research Capital LLC (TRC) | 264 | $5K | ▲+252% Added · +189 sh | Q1 2026 | |
| 14 | Osaic Holdings, Inc. | 60 | $1K | —Held | Q1 2026 | |
| 15 | Simplex Trading, LLC | 6 | $124 | ▼−100% Reduced · −28K sh | Q1 2026 | |
| 16 | Citigroup Inc | 4 | $83 | ▲New +4 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, 1 fund opened a new position in TSLR and 4 added to an existing one, while 1 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 | 7 funds | $3.0B |
| Amazon.com IncAMZN | 7 funds | $2.8B |
| Microsoft CorpMSFT | 7 funds | $1.7B |
| Alphabet Inc-CL AGOOGL | 7 funds | $1.4B |
| Broadcom IncAVGO | 7 funds | $1.2B |
| Eli Lilly & CoLLY | 7 funds | $1.2B |
| BlackRock IncBLK | 7 funds | $1.1B |
| Advanced Micro DevicesAMD | 7 funds | $1.0B |
| Micron Technology IncMU | 7 funds | $953.5M |
| Applied Materials IncAMAT | 7 funds | $835.1M |
| Abbvie IncABBV | 7 funds | $832.4M |
| Mastercard Inc - AMA | 7 funds | $816.0M |
Ranked by how many of TSLR's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in TSLR.
| Class | 13F holders | Value held |
|---|---|---|
| NVDLLONG NVDA DAI | 68 funds | $149.9M |
| COMBmc | 37 funds | $92.4M |
| AMDLGRANITE 2X LONG | 32 funds | $58.4M |
| HIPSMF Closed and MF Open | 31 funds | $25.1M |
| CONLLONG COIN DAI | 25 funds | $64.8M |
| DRUPNASDAQ SELECT DI | 24 funds | $7.6M |
| NVDETF | 22 funds | $14.7M |
| PTIRmc | 19 funds | $8.4M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for TSLR
This ETF 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/TSLR/capital-change-brief"
Use Arkolith's capital_change_brief for TSLR. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for TSLR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.