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BWIV.U

Blue Water Acquisition Corp IV Units
BWIV.U

41 hedge funds and large institutions have $118M invested in Blue Water Acquisition Corp IV Units in 2026 Q1 according to their latest regulatory filings, with 41 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
41
Holders Change
+41
Holders Change %
–
% of All Funds
0.5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
41
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$11.2M
2
MF
Magnetar Financial
Illinois
+$9.44M
3
WC
Wealthspring Capital
New York
+$6.54M
4
LA
Linden Advisors
New York
+$6.21M
5
AIMCA
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
+$5.96M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$11.2M +$11.2M +1,125,000 New
MF
2
Magnetar Financial
Illinois
$9.42M +$9.44M +950,000 New
WC
3
Wealthspring Capital
New York
$6.53M +$6.54M +658,077 New
LA
4
Linden Advisors
New York
$6.2M +$6.21M +625,000 New
AIMCA
5
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$5.95M +$5.96M +600,000 New
Millennium Management
6
Millennium Management
New York
$5.95M +$5.96M +600,000 New
AC
7
Aristeia Capital
Connecticut
$4.96M +$4.97M +500,000 New
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
8
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$4.96M +$4.97M +500,000 New
LP
9
LMR Partners
United Kingdom
$4.96M +$4.97M +500,000 New
RCM
10
Rivernorth Capital Management
Florida
$4.96M +$4.97M +500,000 New
LPC
11
Lineage Point Capital
Florida
$4.59M +$4.6M +462,900 New
SAMU
12
SONA Asset Management (US)
New York
$3.47M +$3.48M +350,000 New
WA
13
Whitebox Advisors
Minnesota
$3.47M +$3.48M +350,000 New
Calamos Advisors
14
Calamos Advisors
Illinois
$2.98M +$2.98M +300,000 New
TCM
15
Tenor Capital Management
New York
$2.98M +$2.98M +300,000 New
BNP Paribas Financial Markets
16
BNP Paribas Financial Markets
France
$2.97M +$2.98M +299,871 New
AA
17
AQR Arbitrage
Connecticut
$2.91M +$2.91M +293,029 New
RCM
18
Radcliffe Capital Management
Pennsylvania
$2.73M +$2.73M +275,000 New
Verition Fund Management
19
Verition Fund Management
Connecticut
$2.57M +$2.58M +259,028 New
KC
20
Kryger Capital
United Kingdom
$2.48M +$2.49M +250,000 New
Two Sigma Investments
21
Two Sigma Investments
New York
$2.25M +$2.25M +226,562 New
KPF
22
K2 Principal Fund
Ontario, Canada
$1.98M +$1.99M +200,000 New
MCM
23
Moore Capital Management
New York
$1.98M +$1.99M +200,000 New
GCL
24
Glazer Capital LLC
New York
$1.77M +$1.77M +178,136 New
Qube Research & Technologies (QRT)
25
Qube Research & Technologies (QRT)
United Kingdom
$1.49M +$1.49M +150,000 New
1
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BWIV.U Hedge Fund Activity: Q1 2026 in Review

41 of the 8,172 institutional investors tracked by Wall St. Rank reported a position in Blue Water Acquisition Corp IV Units (BWIV.U) for Q1 2026, worth a combined $118M.

Buyers outnumbered sellers: 41 funds opened new BWIV.U positions and 0 closed out — a net gain of 41 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Adage Capital Partners, opening a new position worth an estimated $11.2M.

  • 41 institutional investors held Blue Water Acquisition Corp IV Units (BWIV.U) as of Q1 2026, up from 0 in Q4 2025.
  • Funds reported $118M of Blue Water Acquisition Corp IV Units stock for Q1 2026.
  • 41 funds opened new Blue Water Acquisition Corp IV Units positions in Q1 2026 and 0 closed out, a net change of +41 holders.
  • The largest Blue Water Acquisition Corp IV Units buyer in Q1 2026 was Adage Capital Partners, an estimated $11.2M added.

Based on aggregated 13F filings for Q1 2026.