Comparable stake leader
Datuk Dr. Doris Wong Sing Ee
SEC ownership of Bio Green Med Solution, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001130166.
Disclosed value leader
Datuk Dr. Doris Wong Sing Ee
Comparable rows
15/34
Latest evidence
31 Mar 2026
- Public ticker
- BGMS 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
-
Datuk Dr. Doris Wong Sing Ee
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
15 of 34
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Datuk Dr. Doris Wong Sing Ee
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Mar 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001130166
- Issuer location
- Berkeley Heights, NJ
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 Bio Green Med Solution, Inc. (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
Datuk Dr. Doris Wong Sing Ee
Disclosed value leader
Datuk Dr. Doris Wong Sing Ee
Comparable rows
15/34
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 21%
19 rows are not safely comparable across share classes.
13D/G row: Datuk Dr. Doris Wong Sing Ee
Showing 1-8 of 34 holder rows.
Quick read
Datuk Dr. Doris Wong Sing Ee leads the comparable SEC ownership view at 21%.
15 of 34 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 Datuk Dr. Doris Wong Sing Ee's linked filing trail.
Comparable ownership
Top 5
Datuk Dr. Doris Wong Sing Ee
21%
Yap Kim Choy
8.5%
Fitters Diversified Berhad
8%
Kua Khai Loon
8.5%
Ong Yee Lung
8.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 34 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Datuk Dr. Doris Wong Sing Ee |
13D/G
3/4/5
Doris Wong Sing Ee · Chief Executive Officer, Director, 10%+ Owner
|
21%
|
$5,555,655
1,111,131 shares
|
$0 | 12 Nov 2025 |
| Yap Kim Choy |
3/4/5
13D/G
10%+ Owner
|
8.5%
from 13D/G
|
$2,145,985
467,535 shares
|
— | 05 Nov 2025 |
| Fitters Diversified Berhad |
13D/G
3/4/5
10%+ Owner
|
8%
|
$1,281,748
279,248 shares
|
-$1,039,681 | 21 Oct 2025 |
| Kua Khai Loon |
3/4/5
10%+ Owner
|
8.5%
|
$2,145,985
467,535 shares
|
-$814,654 | 05 Nov 2025 |
| Ong Yee Lung |
3/4/5
10%+ Owner
|
8.5%
|
$2,145,985
467,535 shares
|
-$814,758 | 05 Nov 2025 |
| Kiu Cu Seng |
3/4/5
Chief Financial Officer, Director
|
3.6%
|
$280,000
200,000 shares
|
— | 12 Nov 2025 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
0.84%
|
$46,100
46,100 shares
|
— | 31 Mar 2026 |
| CITADEL ADVISORS LLC |
13F
Company
|
0.4%
|
$22,051
22,051 shares
|
— | 31 Mar 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
Net insider flow leans to selling over the last 12 months. Net value: -$3,405,912.
Buys
$0
Insiders: 0
Sells
$3,405,912
Insiders: 3
Net
-$3,405,912
Shares: -717,691
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 717,691
| 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 | 717,691 | $0 | $3,405,912 | -$3,405,912 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 27 reporting-owner rows connected to Bio Green Med Solution, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
27
Largest Forms 3/4/5 holder
Yap Kim Choy
Net 12M change
-$3,405,912
Latest report
12 Nov 2025
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Yap Kim Choy | 10%+ Owner | $2,145,985 | Mixed | 05 Nov 2025 | ||
| Ong Yee Lung | 10%+ Owner | $2,145,985 | -$814,758 | -28% | Mixed | 05 Nov 2025 |
| Kua Khai Loon | 10%+ Owner | $2,145,985 | -$814,654 | -28% | Mixed | 05 Nov 2025 |
| Datuk Dr. Doris Wong Sing Ee | Chief Executive Officer, Director, 10%+ Owner | $1,555,583 | Mixed | 12 Nov 2025 | ||
| Fitters Diversified Berhad | 10%+ Owner | $839,140 | -$1,776,500 | -68% | Filing P/S | 21 Oct 2025 |
| David Natan | Director | $331,500 | Mixed | 26 Feb 2025 | ||
| Kiu Cu Seng | Chief Financial Officer, Director | $280,000 | Mixed | 12 Nov 2025 | ||
| Spiro George Rombotis | President and CEO, Director | $227,601 | Filing P/S | 21 Dec 2023 | ||
| Kenneth M. Ferguson | Director | $149,016 | Mixed | 30 Jun 2023 | ||
| Karin L. Walker | Director | $134,596 | Mixed | 30 Jun 2023 | ||
| Sam L. Barker | Director | $133,976 | Mixed | 30 Jun 2023 | ||
| Robert J. Spiegel | Director | $130,661 | Mixed | 30 Jun 2023 | ||
| Christopher S. Henney | Director | $130,661 | Mixed | 30 Jun 2023 | ||
| Paul McBarron | E. VP, Fin, CFO, COO and Secretary, Director | $110,648 | Filing P/S | 21 Dec 2023 | ||
| Lloyd Sems | Director | $60,320 | Mixed | 14 Jun 2022 | ||
| Brian Schwartz | Interim Chief Medical Officer, Director | $50,405 | Mixed | 29 Jan 2024 | ||
| David E. Lazar | 10%+ Owner | $49,868 | Mixed | 30 Jul 2025 | ||
| Gregory T. Hradsky | Director | $7,870 | Mixed | 15 Jun 2021 | ||
| Avraham Ben-Tzvi | Director | $0 | Mixed | 26 Feb 2025 | ||
| Mark Kirschbaum | Chief Medical Officer | Mixed | 30 Jun 2023 |
Recent insider transactions for Bio Green Med Solution, Inc.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Datuk Dr. Doris Wong Sing Ee | CYCC | Common Stock | Award | 37% | 300,178 | 1,111,131 | 12 Nov 2025 | Direct | ||
| Kiu Cu Seng | CYCC | Common Stock | Award | 200,000 | 200,000 | 12 Nov 2025 | Direct | |||
| Kua Khai Loon | CYCC | Common Stock | Other | 467,535 | 467,535 | 05 Nov 2025 | Direct | |||
| Kua Khai Loon | CYCC | Series C Common Stock Warrants | Other | -100% | -31,535 | 0 | 05 Nov 2025 | Direct | ||
| Kua Khai Loon | CYCC | Series B Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Kua Khai Loon | CYCC | Series A Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Other | 467,535 | 467,535 | 05 Nov 2025 | Direct | |||
| Yap Kim Choy | CYCC | Common Stock | Sale | -100% | -28,540 | 0 | 05 Nov 2025 | Direct | ||
| Yap Kim Choy | CYCC | Series C Common Stock Warrants | Other | -100% | -31,535 | 0 | 05 Nov 2025 | Direct | ||
| Yap Kim Choy | CYCC | Series B Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Yap Kim Choy | CYCC | Series A Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Ong Yee Lung | CYCC | Common Stock | Other | 467,535 | 467,535 | 05 Nov 2025 | Direct | |||
| Ong Yee Lung | CYCC | Series C Common Stock Warrants | Other | -100% | -31,535 | 0 | 05 Nov 2025 | Direct | ||
| Ong Yee Lung | CYCC | Series B Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Ong Yee Lung | CYCC | Series A Common Stock Warrants | Other | -100% | -218,000 | 0 | 05 Nov 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Sale | -79.8% | -112,260 | 28,500 | 30 Oct 2025 | Direct | ||
| Kua Khai Loon | CYCC | Common Stock | Sale | -100% | -242,477 | 0 | 30 Oct 2025 | Direct | ||
| Ong Yee Lung | CYCC | Common Stock | Sale | -100% | -248,814 | 0 | 30 Oct 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Sale | -44% | -110,749 | 140,760 | 29 Oct 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Sale | -4.95% | -13,111 | 251,509 | 28 Oct 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Sale | -31.2% | -120,250 | 264,620 | 27 Oct 2025 | Direct | ||
| Ong Yee Lung | CYCC | Common Stock | Sale | -7.39% | -19,858 | 248,814 | 24 Oct 2025 | Direct | ||
| Yap Kim Choy | CYCC | Common Stock | Sale | -4.84% | -19,595 | 384,870 | 24 Oct 2025 | Direct | ||
| Diversified Berhad Fitters | CYCC | Common Stock | Sale | -24.8% | $277,518 | $3.00 | -92,352 | 279,248 | 21 Oct 2025 | Direct |
| Diversified Berhad Fitters | CYCC | Common Stock | Sale | -22.5% | $333,834 | $3.09 | -108,107 | 371,600 | 20 Oct 2025 | Direct |
| Kua Khai Loon | CYCC | Common Stock | Sale | -26.7% | $371,956 | $4.22 | -88,204 | 242,477 | 16 Oct 2025 | Direct |
| Diversified Berhad Fitters | CYCC | Common Stock | Sale | -5.15% | $143,280 | $5.50 | -26,051 | 479,707 | 16 Oct 2025 | Direct |
| Kua Khai Loon | CYCC | Common Stock | Sale | -2.21% | $42,339 | $5.66 | -7,479 | 330,681 | 15 Oct 2025 | Direct |
| Ong Yee Lung | CYCC | Common Stock | Sale | -33.6% | $814,758 | $6.00 | -135,793 | 268,672 | 14 Oct 2025 | Direct |
| Diversified Berhad Fitters | CYCC | Common Stock | Sale | -9.23% | $270,261 | $5.26 | -51,400 | 505,758 | 10 Oct 2025 | Direct |
| Diversified Berhad Fitters | CYCC | Common Stock | Sale | -20.3% | $751,606 | $5.29 | -142,000 | 557,158 | 08 Oct 2025 | Direct |
| Kua Khai Loon | CYCC | Common Stock | Sale | -6.88% | $128,300 | $5.13 | -25,000 | 338,160 | 16 Sep 2025 | Direct |
| Kua Khai Loon | CYCC | Common Stock | Sale | -5.77% | $138,490 | $6.22 | -22,251 | 363,160 | 12 Sep 2025 | Direct |
| Kua Khai Loon | CYCC | Common Stock | Sale | -4.71% | $133,569 | $7.01 | -19,054 | 385,411 | 05 Sep 2025 | Direct |
| Yap Kim Choy | CYCC | Common Stock | Other | 85.5% | 186,465 | 404,465 | 04 Sep 2025 | Direct | ||
| Yap Kim Choy | CYCC | Series C Common Stock Warrants | Other | -85.5% | -186,465 | 31,535 | 04 Sep 2025 | Direct | ||
| Kua Khai Loon | CYCC | Common Stock | Other | 85.5% | 186,465 | 404,465 | 04 Sep 2025 | Direct | ||
| Kua Khai Loon | CYCC | Series C Common Stock Warrants | Other | -85.5% | -186,465 | 31,535 | 04 Sep 2025 | Direct | ||
| Ong Yee Lung | CYCC | Common Stock | Other | 85.5% | 186,465 | 404,465 | 04 Sep 2025 | Direct | ||
| Ong Yee Lung | CYCC | Series C Common Stock Warrants | Other | -85.5% | -186,465 | 31,535 | 04 Sep 2025 | Direct |
* marks a reported price that did not pass the local price check.