Comparable stake leader
SIM Sponsor 1 LLC
SEC ownership of SIM Acquisition Corp. I
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002014982.
Disclosed value leader
SIM Sponsor 1 LLC
Comparable rows
10/43
Latest evidence
30 Jun 2026
- Public ticker
- SIMA, SIMAU, SIMAW on Nasdaq
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
SIM Sponsor 1 LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
10 of 43
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
SIM Sponsor 1 LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002014982
- Issuer location
- Miami, FL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of SIM Acquisition Corp. I (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
SIM Sponsor 1 LLC
Disclosed value leader
SIM Sponsor 1 LLC
Comparable rows
10/43
Latest evidence
30 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 93%
33 rows are not safely comparable across share classes.
13D/G row: SIM Sponsor 1 LLC
Showing 1-8 of 43 holder rows.
Quick read
SIM Sponsor 1 LLC leads the comparable SEC ownership view at 93%.
10 of 43 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens SIM Sponsor 1 LLC's linked filing trail.
Comparable ownership
Top 5
SIM Sponsor 1 LLC
93%
BARCLAYS PLC
4.3%
MMCAP International Inc. SPC
4.3%
GOLDMAN SACHS GROUP INC
4.2%
Westchester Capital Management, LLC
3.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 43 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| SIM Sponsor 1 LLC |
13D/G
3/4/5
10%+ Owner
|
93%
|
$82,048,758
7,646,669 shares
|
+$1,287,600 | 11 May 2026 |
| BARCLAYS PLC |
13D/G
13F
Company
|
4.3%
|
$10,291,157
987,436 shares
|
-$4,465,870 | 30 Jun 2025 |
| MMCAP International Inc. SPC |
13D/G
13F
Company
|
4.3%
|
$10,213,658
980,000 shares
|
-$10,422,100 | 30 Jun 2025 |
| GOLDMAN SACHS GROUP INC |
13D/G
THE GOLDMAN SACHS GROUP, INC.
|
4.2%
|
$10,218,878
969,533 shares
|
$0 | 30 Sep 2025 |
| Westchester Capital Management, LLC |
13D/G
13F
Company
|
3.3%
|
$8,235,876
767,556 shares
|
-$4,908,235 | 31 Mar 2026 |
| MIZUHO SECURITIES USA LLC |
13F
Company
|
1%
|
$888,293
83,018 shares
|
— | 30 Jun 2026 |
| Kepos Capital LP |
13F
Company
|
0.37%
|
$326,000
30,000 shares
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.19%
|
$167,654
15,452 shares
|
— | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 24 Aug 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-9 of 9 reporting-owner rows connected to SIM Acquisition Corp. I. Open a relationship link for the CIK-to-CIK filing trail.
Rows
9
Largest Forms 3/4/5 holder
Eric Newman
Net 12M change
$0
Latest report
11 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Eric Newman | 10%+ Owner | $32,160,000 | Mixed | 11 May 2026 | ||
| SIM Sponsor 1 LLC | 10%+ Owner | $32,160,000 | Mixed | 11 May 2026 | ||
| Janine Grasso | Director | Mixed | 09 Jul 2024 | |||
| Delos M. Cosgrove | Director | Mixed | 09 Jul 2024 | |||
| Matthew John Saker | Director | Mixed | 07 Mar 2026 | |||
| Kyle Haug | Director | Mixed | 07 Mar 2026 | |||
| Christopher Franklin Devall | Chief Executive Officer | Mixed | 28 Jan 2026 | |||
| Anthony Hayes | Director | Mixed | 07 Mar 2026 | |||
| Vincent S. Capone | Director | Mixed | 09 Jul 2024 |
Recent insider transactions for SIM Acquisition Corp. I
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| SIM Sponsor 1 LLC | SIMA | Class A Ordinary Shares | Conversion of derivative security | 3,000,000 | 3,000,000 | 11 May 2026 | Direct | |||
| SIM Sponsor 1 LLC | SIMA | Class A Ordinary Shares | Conversion of derivative security | 3,000,000 | 3,000,000 | 11 May 2026 | Direct | |||
| SIM Sponsor 1 LLC | SIMA | Class B Ordinary Shares | Conversion of derivative security | -39.2% | -3,000,000 | 4,646,669 | 11 May 2026 | Direct | ||
| SIM Sponsor 1 LLC | SIMA | Class B Ordinary Shares | Conversion of derivative security | -39.2% | -3,000,000 | 4,646,669 | 11 May 2026 | Direct | ||
| SIM Sponsor 1 LLC | SIMA | Class B Ordinary Shares | Other | 1.59% | 120,000 | 7,646,669 | 16 Mar 2026 | Direct | ||
| SIM Sponsor 1 LLC | SIMA | Class B Ordinary Shares | Other | 0 | 7,526,669 | 28 Jan 2026 | Direct | |||
| SIM Sponsor 1 LLC | SIMA | Class B Ordinary Shares | Other | 0.8% | 60,000 | 7,526,669 | 30 Oct 2025 | Direct |
* marks a reported price that did not pass the local price check.