Security Snapshot

FG Imperii Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (FGIIU) Institutional Ownership

CUSIP: G3R41C128

13F Institutional Holders and Ownership History for Q1 2026

Latest Period

Q1 2026

Institutions Reporting

23

Shares (Excl. Options)

6,717,712

Price

$9.99

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
+6,717,712
Value change
+$67,082,416
Number of holders
23
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
23,076,833
SEC-reported price per share
$9.97
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • FGIIU - FG Imperii Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G3R41C128.
  • 23 institutions reported positions in Q1 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Latest quarter on this page is Q1 2026.
  • Additional quarter-over-quarter change detail appears as history expands.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 23 institutions filings for Q1 2026.

Open SEC evidence

Security key

G3R41C128

Latest holder period

Q1 2026

13F holders

23

13D/G owners

6

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
6
Security
FGIIU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Hudson Bay Capital Management LP 8.5% $19,424,192 1,948,264 Hudson Bay Capital Management LP 31 Mar 2026
Adage Capital Management, L.P. 7.8% $17,946,000 1,800,000 Adage Capital Management, L.P. 31 Mar 2026
LMR Partners LLP 6.6% $15,185,018 1,523,071 LMR Partners LLP 31 Mar 2026
Linden Capital L.P. 6.6% 1,500,000 Linden Advisors LP 23 Jan 2026
GOLDMAN SACHS GROUP INC 6.4% $14,594,335 1,463,825 THE GOLDMAN SACHS GROUP, INC. 31 Mar 2026
AQR CAPITAL MANAGEMENT LLC 5.2% $11,850,741 1,188,640 AQR Capital Management, LLC 31 Mar 2026

As of 31 Mar 2026, 23 institutional investors reported holding 6,717,712 shares of FG Imperii Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (FGIIU). This represents 29% of the company’s total 23,076,833 outstanding shares.

13F concentration

Top 23 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
29%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
LMR Partners LLP 6.6% 1,523,071 0.14% $15,215,479
ARISTEIA CAPITAL, L.L.C. 4.3% 1,000,000 0.23% $9,975,000
MILLENNIUM MANAGEMENT LLC 3.5% 800,000 0.01% $7,992,000
RIVERNORTH CAPITAL MANAGEMENT, LLC 2.2% 500,000 0.25% $4,995,000
Lineage Point Capital LP 2.2% 500,000 1.2% $4,987,500
OMERS ADMINISTRATION Corp 1.7% 400,000 0.03% $3,996,000
PICTON MAHONEY ASSET MANAGEMENT 1.7% 400,000 0.04% $3,996,000
WHITEBOX ADVISORS LLC 1.7% 400,000 0.06% $3,996,000
JPMORGAN CHASE & CO 1.3% 296,397 0% $2,961,006
Cable Car Capital, LP 0.65% 150,000 0.52% $1,498,500
Bulldog Investors, LLP 0.65% 150,000 0.34% $1,495,500
Yakira Capital Management, Inc. 0.65% 150,000 0.44% $1,498,500
PRELUDE CAPITAL MANAGEMENT, LLC 0.43% 100,000 0.08% $999,000
Stoic Point Capital Management LLC 0.43% 100,000 0.98% $997,000
TORONTO DOMINION BANK 0.25% 58,262 0% $582,037
HEIGHTS CAPITAL MANAGEMENT, INC 0.22% 50,000 0.14% $498,500
Parallax Volatility Advisers, L.P. 0.2% 45,314 0.02% $455,406
Quarry LP 0.14% 31,900 0.06% $318,203
ROBINSON CAPITAL MANAGEMENT, LLC 0.12% 27,000 0.12% $269,190
HRT FINANCIAL LP 0.12% 26,697 0% $266,000
Clear Street Group Inc. 0.03% 7,985 0% $79,770
UBS Group AG 0% 1,016 0% $10,130
NATIONAL BANK OF CANADA /FI/ 0% 70 0% $695

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
1
Latest
Q1 2026
Rows shown
1-1 of 1
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 6,717,712 $67,082,416 +$67,082,416 $9.99 23
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