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SBXE.U

SilverBox Corp V Units
SBXE.U

54 hedge funds and large institutions have $260M invested in SilverBox Corp V Units in 2025 Q4 according to their latest regulatory filings, with 54 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
54
Holders Change
+54
Holders Change %
–
% of All Funds
0.65%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.01%
New
54
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$17.6M
2
TCM
Tenor Capital Management
New York
+$16.6M
3
AIMCA
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
+$13.6M
4
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
+$13.6M
5
Hudson Bay Capital Management
Hudson Bay Capital Management
Connecticut
+$10.6M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
SIM
51
Sandia Investment Management
Massachusetts
$434K +$435K +43,150 New
AA
52
ABC Arbitrage
France
$402K +$403K +40,000 New
Parallax Volatility Advisers
53
Parallax Volatility Advisers
California
$318K +$318K +31,540 New
VF
54
Virtu Financial
New York
$259K +$257K +25,493 New
1 2
3

SBXE.U Hedge Fund Activity: Q4 2025 in Review

54 of the 8,256 institutional investors tracked by Wall St. Rank reported a position in SilverBox Corp V Units (SBXE.U) for Q4 2025, worth a combined $260M.

Buyers outnumbered sellers: 54 funds opened new SBXE.U positions and 0 closed out — a net gain of 54 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Adage Capital Partners, opening a new position worth an estimated $17.6M.

  • 54 institutional investors held SilverBox Corp V Units (SBXE.U) as of Q4 2025, up from 0 in Q3 2025.
  • Funds reported $260M of SilverBox Corp V Units stock for Q4 2025.
  • 54 funds opened new SilverBox Corp V Units positions in Q4 2025 and 0 closed out, a net change of +54 holders.
  • The largest SilverBox Corp V Units buyer in Q4 2025 was Adage Capital Partners, an estimated $17.6M added.

Based on aggregated 13F filings for Q4 2025.