13 tracked 13F filers disclose a position in TSLS as of the latest SEC 13F filings, a combined $15.4M 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $3.1M | 52K | ▲New +52K sh | Q1 2026 | |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $2.2M | 36K | ▲New +36K sh | Q1 2026 | |
| 3 | Optiver Holding B.V. | $1.9M | 32K | ▲New +32K sh | Q1 2026 | |
| 4 | IMC-Chicago, LLC | $1.7M | 27K | ▲New +27K sh | Q1 2026 | |
| 5 | Cresset Asset Management, LLC | $1.5M | 25K | ▲New +25K sh | Q1 2026 | |
| 6 | JANE STREET GROUP, LLC | $1.4M | 24K | ▲New +24K sh | Q1 2026 | |
| 7 | StoneX Group Inc. | $1.1M | 17K | ▲New +17K sh | Q1 2026 | |
| 8 | ROYAL BANK OF CANADA | $1.0M | 17K | ▲New +17K sh | Q1 2026 | |
| 9 | Private Advisor Group, LLC | $563K | 9K | ▲New +9K sh | Q1 2026 | |
| 10 | Jump Financial, LLC | $367K | 6K | ▲New +6K sh | Q1 2026 | |
| 11 | Tower Research Capital LLC (TRC) | $365K | 6K | ▲New +6K sh | Q1 2026 | |
| 12 | GROUP ONE TRADING LLC | $165K | 3K | ▲New +3K sh | Q1 2026 | |
| 13 | SBI Securities Co., Ltd. | $13K | 246 | ▼−78% Reduced · −867 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, 4 funds opened a new position in TSLS, while 1 reduced and 0 exited entirely — 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 | Combined value |
|---|---|---|
| ARISTA NETWORKS INCANET | 6 funds | $2.6B |
| AMAZON.COM INCAMZN | 6 funds | $2.2B |
| MICRON TECHNOLOGY INCMU | 6 funds | $1.7B |
| MICROSOFT CORPMSFT | 6 funds | $1.5B |
| META PLATFORMS INC-CLASS AMETA | 6 funds | $1.5B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 6 funds | $1.5B |
| ALPHABET INC-CL AGOOGL | 6 funds | $1.4B |
| BROADCOM INCAVGO | 6 funds | $1.2B |
| TESLA INCTSLA | 6 funds | $1.0B |
| JPMORGAN CHASE & COJPM | 6 funds | $951.4M |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 6 funds | $831.6M |
| NORFOLK SOUTHERN CORPNSC | 6 funds | $769.3M |
Ranked by how many of TSLS's institutional holders also hold each name, a cross-fund conviction signal.
| Class | 13F holders | Value held |
|---|---|---|
| SOXSSEMICONDUC | 36 funds | $54.5M |
| LABDS&P BIOTEC | 16 funds | $10.1M |
| TSLSthis pageETF | 13 funds | $15.4M |
| EDZMSCI EMERG | 12 funds | $11.9M |
| HIBSS&P 500 HI | 11 funds | $3.3M |
| ORCUORCL BULL | 8 funds | $1.2M |
| 25461H648DAILY MRVL BULL | 6 funds | $3.9M |
| LMTLDAILY LMT BULL | 6 funds | $2.4M |
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.
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/TSLS/capital-change-brief"
Use Arkolith's capital_change_brief for TSLS. 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 TSLS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.