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AMYY · GraniteShares YieldBOOST AMD ETF ETF

Alerts for AMYY
$13.51 -0.01 (-0.11%) At close · Sep 4

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1
Total Value: $282,871
Total Shares: 18,297

Institutional Ownership Trend

3 quarters

Holder Concentration

Across 1 13F filers · Δ vs Dec 31, 2025
Top Holder
100.0%
Sep 2025 → Mar 2026 · range 97.8% – 100.0%
+2.2 pts
Top 5
100.0%
Sep 2025 → Mar 2026 · range 100.0% – 100.0%
0.0 pts
Top 10
100.0%
Sep 2025 → Mar 2026 · range 100.0% – 100.0%
0.0 pts
HHI
10,000
Sep 2025 → Mar 2026 · range 9,564 – 10,000
Highly concentrated+436

Quarterly Activity

vs Dec 31, 2025
New
1
Increased
0
Decreased
0
Sold Out
3
Unchanged
0
Holder count: -2
Institutional value: +391.2%
Shares held: +615.6%

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 1 of 1
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Holder Value (USD) % of 13F Shares Open