Comparable stake leader
Platin S.a r.l.
SEC ownership of WK Kellogg Co
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001959348.
Disclosed value leader
Platin S.a r.l.
Comparable rows
1/2
Latest evidence
22 Jan 2025
- Parsed ownership sources
-
13D/G and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Platin S.a r.l.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
1 of 2
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Platin S.a r.l.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
22 Jan 2025
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001959348
- Issuer location
- Battle Creek, MI
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 WK Kellogg Co (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
Platin S.a r.l.
Disclosed value leader
Platin S.a r.l.
Comparable rows
1/2
Latest evidence
22 Jan 2025
13D/G
3/4/5
Lead comparable stake: 5%
1 rows are not safely comparable across share classes.
13D/G row: Platin S.a r.l.
Quick read
Platin S.a r.l. leads the comparable SEC ownership view at 5%.
1 of 2 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 Platin S.a r.l.'s linked filing trail.
Comparable ownership
Top 1
Platin S.a r.l.
5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-2 of 2 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Platin S.a r.l. |
13D/G
Platin Holdings S.a r.l.
|
5%
|
$77,407,926
4,331,725 shares
|
$0 | 22 Jan 2025 |
| Norma Barnes-Euresti |
3/4/5
CLO
|
—
mixed-class rows
|
$217,585
17,128 shares
mixed-class rows
|
— | 13 Dec 2024 |
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 10 Oct 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 1-17 of 17 reporting-owner rows connected to WK Kellogg Co. Open a relationship link for the CIK-to-CIK filing trail.
Rows
17
Largest Forms 3/4/5 holder
Norma Barnes-Euresti
Net 12M change
$0
Latest report
26 Sep 2025
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Norma Barnes-Euresti | Clo | $217,585 | Mixed | 13 Dec 2024 | ||
| Michael Corbo | Director | $0 | Mixed | 26 Sep 2025 | ||
| Ramon Murguia | Director | $0 | Mixed | 26 Sep 2025 | ||
| Bruce Alan Brown | Chief Customer Officer | $0 | Mixed | 26 Sep 2025 | ||
| Doug VanDeVelde | Chief Growth Officer | $0 | Mixed | 26 Sep 2025 | ||
| Wendy C. Arlin | Director | $0 | Mixed | 26 Sep 2025 | ||
| David McKinstray | Chief Financial Officer | $0 | Mixed | 26 Sep 2025 | ||
| Mindy Sherwood | Director | $0 | Mixed | 26 Sep 2025 | ||
| Sherry Brice | Chief Supply Chain Officer | $0 | Mixed | 26 Sep 2025 | ||
| Julio N. Nemeth | Director | $0 | Mixed | 26 Sep 2025 | ||
| Gary H. Pilnick | Chief Executive Officer, Director | $0 | Mixed | 26 Sep 2025 | ||
| R. David Banyard Jr. | Director | $0 | Mixed | 26 Sep 2025 | ||
| G. Zachary Gund | Director | $0 | Mixed | 26 Sep 2025 | ||
| Lisa Walter | Chief Accounting Officer | $0 | Mixed | 26 Sep 2025 | ||
| KELLOGG W K FOUNDATION TRUST | 10%+ Owner | $0 | Mixed | 26 Sep 2025 | ||
| KELLANOVA | 10%+ Owner | Mixed | 01 Oct 2023 | |||
| Gordon Paulson | Director | Mixed | 12 Sep 2023 |
Recent insider transactions for WK Kellogg Co
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.