13F Insight
DOSSIER · 13F Holders · Q1 2026

SPACSPHERE ACQUISITION CORP

19 institutions still hold SPACSPHERE ACQUISITION CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G8T088133·19 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$3M
visible holders
Holders
19
filers reporting
Concentration
86.98%
MANGROVE PARTNERS IM, LLC #1
top holder share
AI Holders Summary · Q1 2026

19 institutions reported SPACSPHERE ACQUISITION CORP in Q1 2026. MANGROVE PARTNERS IM, LLC leads at 87.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
MANGROVE PARTNERS IM, LLC
CIK 0001535392
$2M225K0.18%Q1 202602
Harraden Circle Investments, LLC
CIK 0001910592
$63K790K0.01%Q1 202603
Polar Asset Management Partners Inc.
CIK 0001326389
$59K745K0.00%Q1 202604
METEORA CAPITAL, LLC
CIK 0001905106
$37K462K0.00%Q1 202605
Shaolin Capital Management LLC
CIK 0001766806
$36K450K0.00%Q1 202606
ARISTEIA CAPITAL, L.L.C.
CIK 0001080171
$29K388K0.00%Q1 202607
LINDEN ADVISORS LP
CIK 0001279396
$17K225K0.00%Q1 202608
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$14K175K0.00%Q1 202609
GLAZER CAPITAL, LLC
CIK 0001076809
$12K148K0.00%Q1 202610
BERKLEY W R CORP
CIK 0000011544
$12K150K0.00%Q1 202611
TORONTO DOMINION BANK
CIK 0000947263
$11K136K0.00%Q1 202612
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$9K115K0.00%Q1 202613
WHITEBOX ADVISORS LLC
CIK 0001257391
$8K106K0.00%Q1 202614
Hudson Bay Capital Management LP
CIK 0001393825
$8K100K0.00%Q1 202615
Clear Street Group Inc.
CIK 0001881567
$6K78K0.00%Q1 202616
Schonfeld Strategic Advisors LLC
CIK 0001665241
$4K50K0.00%Q1 202617
PERISCOPE CAPITAL INC.
CIK 0001695320
$4K48K0.00%Q1 202618
Radcliffe Capital Management, L.P.
CIK 0001218275
$3K37K0.00%Q1 202619
Kepos Capital LP
CIK 0001512020
$1K14K0.00%Q1 2026