Quartzsea Acquisition Corp
QSEA
21 hedge funds and large institutions have $70.9M invested in Quartzsea Acquisition Corp in 2026 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 9 increasing their positions, 8 reducing their positions, and 7 closing their positions.
13% more repeat investments, than reductions
Existing positions increased: 9 | Existing positions reduced: 8
9% less capital invested
Capital invested by funds: $78M → $70.9M (-$7.12M)
11.49% less ownership
Funds ownership: 65.99% → 54.5% (-11%)
19% less funds holding
Funds holding: 26 → 21 (-5)
71% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 7
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WRBC
W.R. Berkley Corp
Greenwich,
Connecticut
|
+$7.19M |
| 2 |
MSU
Mizuho Securities USA
New York
|
+$3.29M |
| 3 |
WCMNY
Westchester Capital Management (New York)
Valhalla,
New York
|
+$2.56M |
| 4 |
RC
RLH Capital
Great Neck,
New York
|
+$2.2M |
| 5 |
CS
Clear Street
New York
|
+$1.34M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
KIM
Karpus Investment Management
Pittsford,
New York
|
-$13.4M |
| 2 |
MP
Mangrove Partners
Greenwich,
Connecticut
|
-$4.23M |
| 3 |
LA
Linden Advisors
New York
|
-$1.82M |
| 4 |
CA
Crossingbridge Advisors
Pleasantville,
New York
|
-$1.46M |
| 5 |
WAM
Wolverine Asset Management
Chicago,
Illinois
|
-$1.09M |
QSEA Hedge Fund Activity: Q2 2026 in Review
21 of the 8,325 institutional investors tracked by Wall St. Rank reported a position in Quartzsea Acquisition Corp (QSEA) for Q2 2026, worth a combined $70.9M — down 9.1% from $78M a quarter earlier.
Sellers outnumbered buyers: 7 funds closed out of QSEA and 2 opened new positions — a net loss of 5 holders — while 8 trimmed existing stakes and 9 added.
The largest buyer was W.R. Berkley Corp, adding an estimated $7.19M. The largest seller was Karpus Investment Management, cutting an estimated $13.4M.
- 21 institutional investors held Quartzsea Acquisition Corp (QSEA) as of Q2 2026, down from 26 in Q1 2026.
- Funds reported $70.9M of Quartzsea Acquisition Corp stock for Q2 2026, down 9.1% quarter-over-quarter.
- 2 funds opened new Quartzsea Acquisition Corp positions in Q2 2026 and 7 closed out, a net change of -5 holders.
- The largest Quartzsea Acquisition Corp buyer in Q2 2026 was W.R. Berkley Corp, an estimated $7.19M added.
- The largest Quartzsea Acquisition Corp seller in Q2 2026 was Karpus Investment Management, an estimated $13.4M sold.
Based on aggregated 13F filings for Q2 2026.