Ramakumar Mayampurath
CIK: 0001859332
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
MKS INC
Discretionary Trading P&L
Holdings
Transaction History (10 total)
- May 22, 2026MKSI
MKS INC
Sale(S)Direct8.8K shares at avg. $315.48$2.8M - Feb 17, 2026MKSI
MKS INC
Tax Payment(F)Direct2.5K shares at avg. $260.74$656K - Feb 17, 2026MKSI
MKS INC
Exercise(M)Direct3K shares- - Feb 17, 2026MKSI
MKS INC
Exercise(M)Direct2.7K shares- - Feb 17, 2026MKSI
MKS INC
Award(A)DirectRestricted Stock Unit
4.3K shares- - Feb 8, 2026MKSI
MKS INC
Award(A)DirectRestricted Stock Unit
8.9K shares- - Nov 17, 2025MKSI
MKS INC
Exercise(M)Direct8.3K shares- - Nov 17, 2025MKSI
MKS INC
Tax Payment(F)Direct2.6K shares at avg. $142.74$375K - Feb 18, 2025MKSI
MKS INSTRUMENTS INC
Award(A)DirectRestricted Stock Unit
8.1K shares- - Nov 15, 2024MKSI
MKS INSTRUMENTS INC
Award(A)DirectRestricted Stock Unit
16.6K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 22, 2026 | MKSI MKS INC | Sale(S) | 8,810 | $315.48 | $2,779,379 | Direct |
| Feb 17, 2026 | MKSI MKS INC | Tax Payment(F) | 2,516 | $260.74 | $656,006 | Direct |
| Feb 17, 2026 | MKSI MKS INC | Exercise(M) | 2,958 | - | $0 | Direct |
| Feb 17, 2026 | MKSI MKS INC | Exercise(M) | 2,702 | - | $0 | Direct |
| Feb 17, 2026 | MKSI MKS INC | Award(A) Restricted Stock Unit | 4,279 | - | - | Direct |
| Feb 8, 2026 | MKSI MKS INC | Award(A) Restricted Stock Unit | 8,878 | - | - | Direct |
| Nov 17, 2025 | MKSI MKS INC | Exercise(M) | 8,295 | - | - | Direct |
| Nov 17, 2025 | MKSI MKS INC | Tax Payment(F) | 2,628 | $142.74 | $375,121 | Direct |
| Feb 18, 2025 | MKSI MKS INSTRUMENTS INC | Award(A) Restricted Stock Unit | 8,107 | - | - | Direct |
| Nov 15, 2024 | MKSI MKS INSTRUMENTS INC | Award(A) Restricted Stock Unit | 16,591 | - | - | Direct |
1-10 of 10 transactions
About Mayampurath Ramakumar
Mayampurath Ramakumar (SEC CIK 0001859332) files insider reports with the SEC as EVP & CFO of MKS INC (MKSI).
Signal8 holds 7 ownership filings by Mayampurath Ramakumar (1 Form 3, 6 Form 4), filed between Oct 16, 2024 and May 26, 2026. Those filings report 10 transactions, from Nov 15, 2024 to May 22, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Mayampurath Ramakumar's filings is in ANDOVER, MA.
Recent filings by Mayampurath Ramakumar
- May 22, 2026: Open-market sale of MKSI shares (Form 4, code S).
- Feb 17, 2026: Tax withholding of MKSI shares (Form 4, code F).
- Feb 17, 2026: Option exercises of MKSI shares (2 lines, Form 4, code M).
- Feb 17, 2026: Grant or award of MKSI derivative securities (Form 4, code A).
- Feb 8, 2026: Grant or award of MKSI derivative securities (Form 4, code A).
Other insiders filing for MKS INC (MKSI)
- Lee John Tseng-Chung, President & CEO
- Mora Elizabeth, Director
- Donlan Renee Martel, EVP, GC & CCO
- Williams John Edward, EVP & GM, PSD
- Schreiner James Alan, EVP & COO
- McCarthy Michelle M, SVP & Chief Accounting Officer