Comparable stake leader
Harraden Circle Investments, LLC
SEC ownership of FST Corp.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002014254.
Disclosed value leader
Harraden Circle Investments, LLC
Comparable rows
5/5
Latest evidence
30 Jun 2026
- Public ticker
- KBSX on Nasdaq, FSTWF on OTC
- Parsed ownership sources
-
13D/G and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Harraden Circle Investments, LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
5 of 5
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Harraden Circle Investments, 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
- 0002014254
- Issuer location
- Chiayi County
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 FST Corp. (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
Harraden Circle Investmen...
Disclosed value leader
Harraden Circle Investmen...
Comparable rows
5/5
Latest evidence
30 Jun 2026
13D/G
13F
Lead comparable stake: 3.9%
13D/G row: Harraden Circle Investments, LLC
Quick read
Harraden Circle Investments, LLC leads the comparable SEC ownership view at 3.9%.
5 of 5 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 Harraden Circle Investments, LLC's linked filing trail.
Comparable ownership
Top 5
Harraden Circle Investments, LLC
3.9%
UBS Group AG
0.36%
GEODE CAPITAL MANAGEMENT, LLC
0.09%
CITADEL ADVISORS LLC
0.05%
Caitong International Asset Manag...
0%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-5 of 5 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Harraden Circle Investments, LLC |
13D/G
13F
Company
|
3.9%
|
$3,519,997
1,742,573 shares
|
$0 | 16 Jan 2025 |
| UBS Group AG |
13F
Company
|
0.36%
|
$152,603
160,635 shares
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.09%
|
$39,066
41,123 shares
|
— | 30 Jun 2026 |
| CITADEL ADVISORS LLC |
13F
Company
|
0.05%
|
$22,959
24,167 shares
|
— | 30 Jun 2026 |
| Caitong International Asset Management Co., Ltd |
13F
Company
|
0%
|
$2
2 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 01 Sep 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 1-1 of 1 reporting-owner rows connected to FST Corp.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
1
Largest Forms 3/4/5 holder
Houston Jesse Li
Net 12M change
$0
Latest report
16 Apr 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Houston Jesse Li | Director | Mixed | 16 Apr 2026 |
Recent insider transactions for FST Corp.
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.