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SLON

ProShares Ultra Solana ETF
SLON

6 hedge funds and large institutions have $1.69M invested in ProShares Ultra Solana ETF in 2025 Q3 according to their latest regulatory filings, with 6 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

52% more call options, than puts

Call options by funds: $2.46M | Put options by funds: $1.63M

0.56% more ownership

Funds ownership: 0% → 0.56% (+0.56%)

Holders
6
Holders Change
+6
Holders Change %
–
% of All Funds
0.08%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
6
Increased
–
Reduced
–
Closed
–
Calls
$2.46M
Puts
$1.63M
Net Calls
+$838K
Net Calls Change
+$838K

Top Buyers

Rank Fund Capital Flow
1
Belvedere Trading
Belvedere Trading
Illinois
+$791K
2
Jane Street
Jane Street
New York
+$636K
3
Simplex Trading
Simplex Trading
Illinois
+$210K
4
WW
Winnow Wealth
Texas
+$21.3K
5
CJ
Caitlin John
Michigan
+$12.1K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Belvedere Trading
1
Belvedere Trading
Illinois
$797K +$791K +3,082 New
Jane Street
2
Jane Street
New York
$641K +$636K +2,478 New
Simplex Trading
3
Simplex Trading
Illinois
$211K +$210K +818 New
WW
4
Winnow Wealth
Texas
$21.6K +$21.3K +83 New
CJ
5
Caitlin John
Michigan
$12.2K +$12.1K +47 New
Group One Trading
6
Group One Trading
Illinois
$4.71K +$4.62K +18 New

SLON Hedge Fund Activity: Q3 2025 in Review

6 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in ProShares Ultra Solana ETF (SLON) for Q3 2025, worth a combined $1.69M.

Buyers outnumbered sellers: 6 funds opened new SLON positions and 0 closed out — a net gain of 6 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Belvedere Trading, opening a new position worth an estimated $791K.

  • 6 institutional investors held ProShares Ultra Solana ETF (SLON) as of Q3 2025, up from 0 in Q2 2025.
  • Funds reported $1.69M of ProShares Ultra Solana ETF stock for Q3 2025.
  • 6 funds opened new ProShares Ultra Solana ETF positions in Q3 2025 and 0 closed out, a net change of +6 holders.
  • The largest ProShares Ultra Solana ETF buyer in Q3 2025 was Belvedere Trading, an estimated $791K added.

Based on aggregated 13F filings for Q3 2025.