13F Insight
DOSSIER · 13F Holders · Q1 2026

SPACSPHERE ACQUISITION CORP

18 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 G8T088117·18 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$2M
visible holders
Holders
18
filers reporting
Concentration
23.24%
Harraden Circle Investments, LLC #1
top holder share
AI Holders Summary · Q1 2026

18 institutions reported SPACSPHERE ACQUISITION CORP in Q1 2026. Harraden Circle Investments, LLC leads at 23.2% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Harraden Circle Investments, LLC
CIK 0001910592
$376K2.1M0.08%Q1 202602
Polar Asset Management Partners Inc.
CIK 0001326389
$268K1.5M0.01%Q1 202603
HIGHBRIDGE CAPITAL MANAGEMENT LLC
CIK 0000919185
$189K1.1M0.01%Q1 202604
METEORA CAPITAL, LLC
CIK 0001905106
$171K951K0.01%Q1 202605
TORONTO DOMINION BANK
CIK 0000947263
$103K571K0.00%Q1 202606
MANGROVE PARTNERS IM, LLC
CIK 0001535392
$81K450K0.01%Q1 202607
LINDEN ADVISORS LP
CIK 0001279396
$77K450K0.00%Q1 202608
Shaolin Capital Management LLC
CIK 0001766806
$72K400K0.00%Q1 202609
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$63K350K0.00%Q1 202610
GLAZER CAPITAL, LLC
CIK 0001076809
$53K295K0.00%Q1 202611
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$41K229K0.00%Q1 202612
WHITEBOX ADVISORS LLC
CIK 0001257391
$38K212K0.00%Q1 202613
Clear Street Group Inc.
CIK 0001881567
$25K138K0.00%Q1 202614
Hudson Bay Capital Management LP
CIK 0001393825
$18K100K0.00%Q1 202615
PERISCOPE CAPITAL INC.
CIK 0001695320
$17K95K0.00%Q1 202616
Radcliffe Capital Management, L.P.
CIK 0001218275
$13K75K0.00%Q1 202617
Schonfeld Strategic Advisors LLC
CIK 0001665241
$9K50K0.00%Q1 202618
Kepos Capital LP
CIK 0001512020
$5K29K0.01%Q1 2026