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SBXD

SilverBox Corp IV
SBXD

46 hedge funds and large institutions have $209M invested in SilverBox Corp IV in 2025 Q4 according to their latest regulatory filings, with 8 funds opening new positions, 9 increasing their positions, 8 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

13% more repeat investments, than reductions

Existing positions increased: 9 | Existing positions reduced: 8

2.57% more ownership

Funds ownership: 94.2% → 96.77% (+2.6%)

4% more capital invested

Capital invested by funds: $202M → $209M (+$7.56M)

8% less funds holding

Funds holding: 50 → 46 (-4)

33% less first-time investments, than exits

New positions opened: 8 | Existing positions closed: 12

100% less funds holding in top 10

Funds holding in top 10: 2 → 0 (-2)

Holders
46
Holders Change
-4
Holders Change %
-8%
% of All Funds
0.56%
Holding in Top 10
–
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
–
New
8
Increased
9
Reduced
8
Closed
12
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
MSU
Mizuho Securities USA
New York
+$14.2M
2
WRBC
W.R. Berkley Corp
Connecticut
+$11M
3
CA
Crossingbridge Advisors
New York
+$6.72M
4
RA
RiverPark Advisors
New York
+$6.19M
5
AC
Aristeia Capital
Connecticut
+$3.54M

Top Sellers

Rank Fund Capital Flow
1
SC
Sculptor Capital
New York
-$12.3M
2
Toronto Dominion Bank
Toronto Dominion Bank
Ontario, Canada
-$8.22M
3
DAM
Decagon Asset Management
United Kingdom
-$7.06M
4
Two Sigma Investments
Two Sigma Investments
New York
-$5.24M
5
BI
Bulldog Investors
New Jersey
-$2.88M
Name Holding Trade Value Shares
Change 		Change in
Stake
Millennium Management
26
Millennium Management
New York
$2.12M – – –
PC
27
Periscope Capital
Ontario, Canada
$1.97M -$144K -13,647 -7%
Toronto Dominion Bank
28
Toronto Dominion Bank
Ontario, Canada
$1.67M -$8.22M -779,943 -83%
MP
29
Mangrove Partners
Connecticut
$1.66M – – –
QL
30
Quarry LP
New York
$1.5M +$1.49M +141,597 New
CDMG
31
Creek Drive Management Group
California
$1.48M +$1.47M +140,000 New
HF
32
HRT Financial
New York
$1.47M +$234K +22,196 +19%
DAM
33
DLD Asset Management
New York
$1.29M +$15.5K +1,473 +1%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
34
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.06M – – –
MCM
35
Massar Capital Management
Connecticut
$1M – – –
MC
36
Meteora Capital
Florida
$741K -$843K -80,000 -53%
LPC
37
Lineage Point Capital
Florida
$529K +$527K +50,042 New
JP Morgan Chase
38
JP Morgan Chase
New York
$529K – – –
UOC
39
UBS O'Connor
Illinois
$506K – – –
CS
40
Clear Street
New York
$317K +$210K +19,915 +199%
GCL
41
Glazer Capital LLC
New York
$220K +$8.22K +780 +4%
SSA
42
Schonfeld Strategic Advisors
New York
$205K +$204K +19,355 New
TSS
43
Two Sigma Securities
New York
$183K +$183K +17,330 New
Citadel Advisors
44
Citadel Advisors
Florida
$112K -$380K -36,081 -77%
UBS Group
45
UBS Group
Switzerland
$23.5K -$118K -11,234 -84%
SC
46
Sculptor Capital
New York
– -$12.3M -1,174,354 Closed
DAM
47
Decagon Asset Management
United Kingdom
– -$7.06M -674,754 Closed
Two Sigma Investments
48
Two Sigma Investments
New York
– -$5.24M -500,000 Closed
BI
49
Bulldog Investors
New Jersey
– -$2.88M -275,171 Closed
GAM
50
Gritstone Asset Management
Maryland
– -$2.2M -209,806 Closed
1
2
3

SBXD Hedge Fund Activity: Q4 2025 in Review

46 of the 8,228 institutional investors tracked by Wall St. Rank reported a position in SilverBox Corp IV (SBXD) for Q4 2025, worth a combined $209M — up 3.7% from $202M a quarter earlier.

Sellers outnumbered buyers: 12 funds closed out of SBXD and 8 opened new positions — a net loss of 4 holders — while 8 trimmed existing stakes and 9 added.

The largest buyer was Mizuho Securities USA, adding an estimated $14.2M. The largest seller was Sculptor Capital, exiting entirely with an estimated $12.3M sold.

  • 46 institutional investors held SilverBox Corp IV (SBXD) as of Q4 2025, down from 50 in Q3 2025.
  • Funds reported $209M of SilverBox Corp IV stock for Q4 2025, up 3.7% quarter-over-quarter.
  • 8 funds opened new SilverBox Corp IV positions in Q4 2025 and 12 closed out, a net change of -4 holders.
  • The largest SilverBox Corp IV buyer in Q4 2025 was Mizuho Securities USA, an estimated $14.2M added.
  • The largest SilverBox Corp IV seller in Q4 2025 was Sculptor Capital, an estimated $12.3M sold.

Based on aggregated 13F filings for Q4 2025.