4 tracked 13F filers disclose a position in BULZ as of the latest SEC 13F filings, a combined $2.0M 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 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.6M | 90K | ▲+825% Added · +80K sh | Q1 2026 | |
| 2 | IMC-Chicago, LLC | $182K | 10K | ▲New +10K sh | Q1 2026 | |
| 3 | GTS SECURITIES LLC | $177K | 10K | ▲New +10K sh | Q1 2026 | |
| 4 | Tower Research Capital LLC (TRC) | $30K | 2K | ▲New +2K 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, 2 funds opened a new position in BULZ, while 0 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 |
|---|---|---|
| SS SPDR S&P 500 ETF TRUST-USSPY | 6 funds | $28.2B |
| APPLE INCAAPL | 6 funds | $24.1B |
| MICROSOFT CORPMSFT | 6 funds | $21.8B |
| AMAZON.COM INCAMZN | 6 funds | $10.3B |
| NVIDIA CORPNVDA | 6 funds | $10.1B |
| ISHARES CORE S&P 500 ETFIVV | 6 funds | $8.8B |
| INVESCO QQQ TRUST SERIES 1QQQ | 6 funds | $8.3B |
| ALPHABET INC-CL AGOOGL | 6 funds | $7.8B |
| ISHARES RUSSELL 2000 ETFIWM | 6 funds | $7.5B |
| UBS GROUP AG-REGUBS | 6 funds | $7.3B |
| VISA INC-CLASS A SHARESV | 6 funds | $5.6B |
| JPMORGAN CHASE & COJPM | 6 funds | $5.5B |
Ranked by how many of BULZ's institutional holders also hold each name, a cross-fund conviction signal.
| Class | 13F holders | Value held |
|---|---|---|
| GDXUMICROSCTR 3X LEV | 17 funds | $58.7M |
| FNGUFUND | 16 funds | $101.1M |
| SPYUNT LKD 43 | 12 funds | $4.2M |
| NRGUCALL NRGU 45 | 6 funds | $1.9M |
| 063679484CAL LKD 43 | 5 funds | $341K |
| FNGO2X LEVERAGED | 4 funds | $6.3M |
| OILUCAL LKD 41 | 4 funds | $2.5M |
| BULZthis pageNT LKD 41 | 4 funds | $2.0M |
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 BULZ
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/BULZ/capital-change-brief"
Use Arkolith's capital_change_brief for BULZ. 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 BULZ. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.