Security Snapshot

OneIM Acquisition Corp. - Common Shares, par value $0.0001 (OIMAU) Institutional Ownership

CUSIP: G6S74K122

13F Institutional Holders and Ownership History from Q1 2026 to Q3 2026

13F reference period

Q3 2026

Institutions Reporting

2

Shares (Excl. Options)

1.3MFull value: 1,300,000 · shares · 30 Sep 2026

Price

$10.20

The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.

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Latest holder snapshot 4 signals
Share change
-100,000
Value change
-$1,016,000
Number of holders
2
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
28,955,578
SEC-reported price per share
$10.20
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • OIMAU - OneIM Acquisition Corp. - Common Shares, par value $0.0001 is tracked under CUSIP G6S74K122.
  • 2 institutions reported positions in Q3 2026.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 13 to 2 between Q2 2026 and Q3 2026.
  • SEC-reported value moved from
    $42.03MFull value: $42,025,879 · USD · 30 Jun 2026
    to
    $13.27MFull value: $13,265,000 · USD · 30 Sep 2026
    .

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 2 institutions filings for Q3 2026.

Open SEC evidence

Security key

G6S74K122

13F reference period

Q3 2026

13F holders

2

13D/G owners

4

CIK / CUSIP context first

13D/G owners

Significant owners

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

Rows
4
Security
OIMAU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
OneIM Sponsor LLC 20% $74,182,125 7,337,500 OneIM Sponsor LLC 13 Jan 2026
Adage Capital Management, L.P. 7.8% $22,770,000 2,250,000 Adage Capital Management, L.P. 31 Mar 2026
Sculptor Capital LP 5% $14,783,378 1,462,253 Sculptor Capital LP 03 Mar 2026
Saba Capital Management, L.P. 3.5% -61% $10,178,928 -$11,016,325 1,001,863 -52% Saba Capital Management, L.P. 30 Jun 2026
As of 30 Sep 2026, 2 institutional investors reported holding
1.3MFull value: 1,300,000 · shares · 30 Sep 2026
shares of OneIM Acquisition Corp. - Common Shares, par value $0.0001 (OIMAU). This represents 4.5% of the company’s total
28.96MFull value: 28,955,578 · shares · Stored outstanding share count
outstanding shares.

Quarter history

Institutional holders across reporting periods

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

Periods
3
Headline period
Q3 2026
Rows shown
1-3 of 3
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 1,300,000 $13,265,000 -$1,016,000 $10.20 2
2026 Q2 4,138,057 $42,025,879 -$27,367,749 $10.18 13
2026 Q1 6,844,251 $69,194,805 +$69,194,805 $10.11 19
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