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YCY.U

AA Mission Acquisition Corp II Units
YCY.U

7 hedge funds and large institutions have $7M invested in AA Mission Acquisition Corp II Units in 2026 Q1 according to their latest regulatory filings, with 0 funds opening new positions, 1 increasing their positions, 3 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

53% less funds holding

Funds holding: 15 → 7 (-8)

67% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 3

76% less capital invested

Capital invested by funds: $29M → $7M (-$22M)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 7

Holders
7
Holders Change
-8
Holders Change %
-53.33%
% of All Funds
0.09%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
–
Increased
1
Reduced
3
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
CS
Clear Street
New York
+$80.7K

Top Sellers

Rank Fund Capital Flow
1
MF
Magnetar Financial
Illinois
-$7.06M
2
WCMNY
Westchester Capital Management (New York)
New York
-$4.92M
3
SCM
Steadfast Capital Management
New York
-$2.52M
4
HCM
Heights Capital Management
California
-$2.02M
5
Millennium Management
Millennium Management
New York
-$2.02M
Name Holding Trade Value Shares
Change 		Change in
Stake
Toronto Dominion Bank
1
Toronto Dominion Bank
Ontario, Canada
$3.06M -$50.4K -5,000 -2%
OAC
2
OMERS Administration Corp
Ontario, Canada
$2.01M – – –
CS
3
Clear Street
New York
$1.27M +$80.7K +8,002 +7%
QL
4
Quarry LP
New York
$458K – – –
YCM
5
Yakira Capital Management
Connecticut
$196K -$4.16K -412 -2%
UBS Group
6
UBS Group
Switzerland
$1K – – –
MF
7
Magnetar Financial
Illinois
$62 -$7.06M -699,994 -100%
WCMNY
8
Westchester Capital Management (New York)
New York
– -$4.92M -494,185 Closed
SCM
9
Steadfast Capital Management
New York
– -$2.52M -250,000 Closed
HCM
10
Heights Capital Management
California
– -$2.02M -200,000 Closed
Millennium Management
11
Millennium Management
New York
– -$2.02M -200,000 Closed
RCM
12
Rivernorth Capital Management
Florida
– -$2.01M -200,000 Closed
SSA
13
Schonfeld Strategic Advisors
New York
– -$556K -55,140 Closed
CA
14
Crossingbridge Advisors
New York
– -$504K -50,000 Closed

YCY.U Hedge Fund Activity: Q1 2026 in Review

7 of the 8,172 institutional investors tracked by Wall St. Rank reported a position in AA Mission Acquisition Corp II Units (YCY.U) for Q1 2026, worth a combined $7M — down 76% from $29M a quarter earlier.

Sellers outnumbered buyers: 7 funds closed out of YCY.U and 0 opened new positions — a net loss of 7 holders — while 3 trimmed existing stakes and 1 added.

The largest buyer was Clear Street, adding an estimated $80.7K. The largest seller was Magnetar Financial, cutting an estimated $7.06M.

  • 7 institutional investors held AA Mission Acquisition Corp II Units (YCY.U) as of Q1 2026, down from 15 in Q4 2025.
  • Funds reported $7M of AA Mission Acquisition Corp II Units stock for Q1 2026, down 76% quarter-over-quarter.
  • 0 funds opened new AA Mission Acquisition Corp II Units positions in Q1 2026 and 7 closed out, a net change of -7 holders.
  • The largest AA Mission Acquisition Corp II Units buyer in Q1 2026 was Clear Street, an estimated $80.7K added.
  • The largest AA Mission Acquisition Corp II Units seller in Q1 2026 was Magnetar Financial, an estimated $7.06M sold.

Based on aggregated 13F filings for Q1 2026.