BULX

Granite 2X Long Bull ETFETF
UnclassifiedCUSIP 38747R348

No active 13F manager changed its position in BULX last quarter.

Tracked 13F holders
3
4 in Q1 2026 filings
13F value (tracked)
$120K
13F moves · latest Q
0 added
0 reduced

Who owns BULX?

3 tracked 13F filers · ranked by shares held

3 tracked 13F filers disclose a position in BULX as of the latest SEC 13F filings, a combined $120K 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.

#FundSharesPosition valueLast moveAs ofHistory
1Optiver Holding B.V.25K
$60K
+229%
Added · +18K sh
Q1 2026
2Susquehanna International Group, LLP25K
$59K
+40%
Added · +7K sh
Q1 2026
3UBS Group AG507
$1K
New
+507 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.

Institutional ownership over time

4 tracked filers in Q1 2026 filings+1 vs Q4 2025
024Q3 2025Q4 2025Q1 2026
tracked filers holding their reported valueQ1 2026 filings: $194K
Each bar counts tracked filers with a position in that quarter's filings, so the newest bar excludes filers still on an earlier quarter. Arkolith's tracked universe has grown over this window; part of any long-run rise is coverage, not new buyers.

Share classes

Class13F holdersValue held
NVDLLONG NVDA DAI68 funds$149.9M
COMBmc37 funds$92.4M
AMDLGRANITE 2X LONG32 funds$58.4M
HIPSMF Closed and MF Open31 funds$25.1M
CONLLONG COIN DAI25 funds$64.8M
DRUPNASDAQ SELECT DI24 funds$7.6M
NVDETF22 funds$14.7M
PTIRmc19 funds$8.4M

Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.

Recent filings

0 most recent

No filings captured for this ticker in the live stream yet.

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Ask your agent what changed in BULX

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.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/BULX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for BULX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + quarter-over-quarter ownership changes + the live filing stream, joined for BULX. Filings are public domain, sourced to SEC EDGAR.