Among active 13F managers last quarter, 1 opened and 1 added, while none reduced or exited; the largest holder to move was ZEGA Investments, LLC (+14%).
6 tracked 13F filers disclose a position in SDTY as of the latest SEC 13F filings, a combined $15.5M 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 | Tidal Investments LLC | 321K | $13.4M | ▲New +321K sh | Q2 2026 | |
| 2 | ZEGA Investments, LLC | 17K | $730K | ▲+14% Added · +2K sh | Q2 2026 | |
| 3 | Old Mission Capital LLC | 16K | $652K | ▲New +16K sh | Q1 2026 | |
| 4 | Jane Street Group, LLC | 10K | $416K | ▲+14% Added · +1K sh | Q1 2026 | |
| 5 | Wealth Watch Advisors, INC | 8K | $320K | ▼−0.9% Reduced · −71 sh | Q2 2026 | |
| 6 | Wells Fargo & Company | 1 | $26 | —Held | 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 SDTY 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 |
|---|---|---|
| SS SPDR S&P 500 ETF Trust-USSPY | 2 funds | $387.2M |
| Vanguard S&P 500 ETFVOO | 2 funds | $126.5M |
| Invesco QQQ Trust Series 1QQQ | 2 funds | $77.5M |
| Taiwan Semiconductor-SP ADRTSM | 2 funds | $58.5M |
| Tesla IncTSLA | 2 funds | $55.3M |
| Nvidia CorpNVDA | 2 funds | $49.5M |
| Ishares 20+ Year Treasury BDTLT | 2 funds | $43.1M |
| Zega Buy And Hedge ETFZHDG | 2 funds | $24.3M |
| Vaneck Semiconductor ETFSMH | 2 funds | $18.5M |
| Ishares Core S&P 500 ETFIVV | 2 funds | $9.2M |
| Alpha Architect 1-3 MNTH BoxBOXX | 2 funds | $8.1M |
| Vanguard Total Stock MKT ETFVTI | 2 funds | $6.7M |
Ranked by how many of SDTY's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in SDTY.
| Class | 13F holders | Value held |
|---|---|---|
| AIPOmc | 102 funds | $181.0M |
| XMAGmc | 40 funds | $34.6M |
| PLTYYIELDMAX PLTR OP | 26 funds | $38.8M |
| CHPYYIELDMAX SEMICON | 23 funds | $39.0M |
| SMCYYIELDMAX SMCI | 22 funds | $2.1M |
| BTGDSTKD 100 BITCOIN | 19 funds | $8.4M |
| RSBARETURN STACKED B | 15 funds | $33.0M |
| BIGYYIELDMAX TRGT12 | 14 funds | $23.8M |
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 SDTY
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/SDTY/capital-change-brief"
Use Arkolith's capital_change_brief for SDTY. 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 SDTY. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.