Among active 13F managers last quarter, 4 opened and 1 added, while none reduced or exited; the largest holder to move was Quadrature Capital Ltd (new position).
14 tracked 13F filers disclose a position in ZSL as of the latest SEC 13F filings, a combined $16.7M 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 | Cantor Fitzgerald, L. P. | 225K | $5.1M | ▲New +225K sh | Q1 2026 | |
| 2 | Jane Street Group, LLC | 174K | $3.9M | ▼−93% Reduced · −2.3M sh | Q1 2026 | |
| 3 | Quadrature Capital Ltd | 76K | $2.3M | ▲New +76K sh | Q2 2026 | |
| 4 | Moulton Wealth Management, Inc | 43K | $1.3M | ▼−0.2% Reduced · −83 sh | Q2 2026 | |
| 5 | StoneX Group Inc. | 40K | $950K | ▲+196% Added · +27K sh | Q2 2026 | |
| 6 | Susquehanna International Group, LLP | 38K | $861K | ▼−81% Reduced · −165K sh | Q1 2026 | |
| 7 | IMC-Chicago, LLC | 32K | $718K | ▲+126% Added · +18K sh | Q1 2026 | |
| 8 | BNP Paribas Financial Markets | 25K | $553K | ▲New +25K sh | Q1 2026 | |
| 9 | XTX Topco Ltd | 21K | $462K | ▲New +21K sh | Q1 2026 | |
| 10 | Simplex Trading, LLC | 14K | $321K | ▲New +14K sh | Q1 2026 | |
| 11 | JPMorgan Chase & Co | 6K | $149K | ▲New +6K sh | Q1 2026 | |
| 12 | Thurston, Springer, Miller, Herd & Titak, Inc. | 4K | $98K | ▲New +4K sh | Q1 2026 | |
| 13 | Morgan Stanley | 1K | $27K | ▼−80% Reduced · −5K sh | Q1 2026 | |
| 14 | Parallel Advisors, LLC | 500 | $11K | ▲New +500 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, 4 funds opened a new position in ZSL and 1 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 |
|---|---|---|
| Advanced Micro DevicesAMD | 5 funds | $460.5M |
| Intel CorpINTC | 5 funds | $424.2M |
| ASML Holding NV-NY Reg SHSASML | 5 funds | $409.8M |
| Amazon.com IncAMZN | 5 funds | $381.7M |
| Nvidia CorpNVDA | 5 funds | $361.8M |
| Seagate Technology HoldingsSTX | 5 funds | $307.2M |
| Berkshire Hathaway Inc-CL BBRK/B | 5 funds | $266.3M |
| Vaneck Semiconductor ETFSMH | 5 funds | $255.2M |
| Lumentum Holdings IncLITE | 5 funds | $226.9M |
| Dell Technologies -CDELL | 5 funds | $193.7M |
| JPMorgan Chase & CoJPM | 5 funds | $167.1M |
| Palantir Technologies Inc-APLTR | 5 funds | $154.9M |
Ranked by how many of ZSL's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ZSL.
| Class | 13F holders | Value held |
|---|---|---|
| VIXYVIX SHT TERM FUT | 40 funds | $34.6M |
| UCOULTA BLMBG 2017 | 36 funds | $35.7M |
| SCOmc | 30 funds | $36.4M |
| SCOUSDmc | 25 funds | $13.5M |
| UVXYULTRA VIX SHORT | 16 funds | $61.5M |
| GLLULTRASHORT GOLD | 16 funds | $17.5M |
| BOIL1EURULTRA BLOOMBERG | 16 funds | $4.8M |
| ZSLthis pageULTRA SHORT SILV | 14 funds | $16.7M |
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 ZSL
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/ZSL/capital-change-brief"
Use Arkolith's capital_change_brief for ZSL. 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 ZSL. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.