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COYY

GraniteShares YieldBOOST COIN ETF
COYY

4 hedge funds and large institutions have $221K invested in GraniteShares YieldBOOST COIN ETF in 2025 Q4 according to their latest regulatory filings, with 3 funds opening new positions, 1 increasing their positions, reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 3 | Existing positions closed: 1

100% more funds holding

Funds holding: 2 → 4 (+2)

27% more call options, than puts

Call options by funds: $434K | Put options by funds: $341K

0.01% more ownership

Funds ownership: 0.05% → 0.05% (+0.01%)

18% less capital invested

Capital invested by funds: $271K → $221K (-$49.8K)

Holders
4
Holders Change
+2
Holders Change %
+100%
% of All Funds
0.05%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
1
Reduced
–
Closed
1
Calls
$434K
Puts
$341K
Net Calls
+$93K
Net Calls Change
+$93K

Top Buyers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
+$244K
2
Simplex Trading
Simplex Trading
Illinois
+$73.1K
3
IF
Integrity Financial
Wyoming
+$13K
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$1.6K

Top Sellers

Rank Fund Capital Flow
1
OMC
Old Mission Capital
Illinois
-$257K

COYY Hedge Fund Activity: Q4 2025 in Review

4 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in GraniteShares YieldBOOST COIN ETF (COYY) for Q4 2025, worth a combined $221K — down 18% from $271K a quarter earlier.

Buyers outnumbered sellers: 3 funds opened new COYY positions and 1 closed out — a net gain of 2 holders — while 1 added to existing stakes and 0 trimmed.

The largest buyer was Citadel Advisors, opening a new position worth an estimated $244K. The largest seller was Old Mission Capital, exiting entirely with an estimated $257K sold.

  • 4 institutional investors held GraniteShares YieldBOOST COIN ETF (COYY) as of Q4 2025, up from 2 in Q3 2025.
  • Funds reported $221K of GraniteShares YieldBOOST COIN ETF stock for Q4 2025, down 18% quarter-over-quarter.
  • 3 funds opened new GraniteShares YieldBOOST COIN ETF positions in Q4 2025 and 1 closed out, a net change of +2 holders.
  • The largest GraniteShares YieldBOOST COIN ETF buyer in Q4 2025 was Citadel Advisors, an estimated $244K added.
  • The largest GraniteShares YieldBOOST COIN ETF seller in Q4 2025 was Old Mission Capital, an estimated $257K sold.

Based on aggregated 13F filings for Q4 2025.