Timothy Pv Mammen

CIK: 0001378546

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (33.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)2 (33.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

IPGP

IPG PHOTONICS CORP

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

IPGP
IPG PHOTONICS CORP
May 22, 2026
Sale(S)
Direct
7.3K shares at avg. $119.60$869K
IPGP
IPG PHOTONICS CORP
May 22, 2026
Sale(S)
Direct
2.7K shares at avg. $120.37$326K
IPGP
IPG PHOTONICS CORP
Mar 1, 2026
Tax Payment(F)
Direct
4.3K shares at avg. $131.57$567K
IPGP
IPG PHOTONICS CORP
Feb 18, 2026
Award(A)
Direct
6.1K shares-
IPGP
IPG PHOTONICS CORP
Mar 1, 2025
Tax Payment(F)
Direct
2.7K shares-
IPGP
IPG PHOTONICS CORP
Feb 14, 2025
Award(A)
Direct
15.7K shares-

		Type	Shares	Price		Ownership
May 22, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	7,263	$119.60	$868,655	Direct
May 22, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	2,712	$120.37	$326,443	Direct
Mar 1, 2026	IPGP IPG PHOTONICS CORP	Tax Payment(F)	4,310	$131.57	$567,067	Direct
Feb 18, 2026	IPGP IPG PHOTONICS CORP	Award(A)	6,146	-	$0	Direct
Mar 1, 2025	IPGP IPG PHOTONICS CORP	Tax Payment(F)	2,743	-	-	Direct
Feb 14, 2025	IPGP IPG PHOTONICS CORP	Award(A)	15,740	-	-	Direct

1-6 of 6 transactions

About Mammen Timothy PV

Mammen Timothy PV (SEC CIK 0001378546) files insider reports with the SEC as SVP, Chief Financial Officer of IPG PHOTONICS CORP (IPGP).

Signal8 holds 5 ownership filings by Mammen Timothy PV, all Form 4s, filed between Feb 19, 2025 and May 26, 2026. Those filings report 6 transactions, from Feb 14, 2025 to May 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mammen Timothy PV's filings is in MARLBOROUGH, MA.

Recent filings by Mammen Timothy PV

May 22, 2026: Open-market sales of IPGP shares (2 lines, Form 4, code S).
Mar 1, 2026: Tax withholding of IPGP shares (Form 4, code F).
Feb 18, 2026: Grant or award of IPGP shares (Form 4, code A).
Mar 1, 2025: Tax withholding of IPGP shares (Form 4, code F).
Feb 14, 2025: Grant or award of IPGP shares (Form 4, code A).

Other insiders filing for IPG PHOTONICS CORP (IPGP)

IP FIBRE DEVICES LTD, 10% Owner
SCHERBAKOV EUGENE A, Director
Valentin Gapontsev Trust I, 10% Owner
PEELER JOHN R, Director
Bucher Paulus, SVP, Global Operations
Lopresti Angelo P, SVP, Secretary & Gen Counsel

How to read Form 4 transaction codes