Valentin Gapontsev Trust I

CIK: 0001508155

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)61 (100.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

IPGP

IPG PHOTONICS CORP

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (61 total)

IPGP
IPG PHOTONICS CORP
Sep 2, 2026
Sale(S)
Direct
4.6K shares at avg. $75.65$347K
IPGP
IPG PHOTONICS CORP
Sep 2, 2026
Sale(S)
Direct
4.7K shares at avg. $76.25$360K
IPGP
IPG PHOTONICS CORP
Sep 1, 2026
Sale(S)
Direct
18.1K shares at avg. $75.14$1.4M
IPGP
IPG PHOTONICS CORP
Jul 21, 2026
Sale(S)
Direct
24.3K shares at avg. $102.04$2.5M
IPGP
IPG PHOTONICS CORP
Jul 21, 2026
Sale(S)
Direct
23.9K shares at avg. $103.00$2.5M
IPGP
IPG PHOTONICS CORP
Jul 21, 2026
Sale(S)
Direct
7.1K shares at avg. $101.20$719K
IPGP
IPG PHOTONICS CORP
Jul 21, 2026
Sale(S)
Direct
1K shares at avg. $100.08$100K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
410 shares at avg. $146.21$60K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
480 shares at avg. $144.29$69K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
220 shares at avg. $148.00$33K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
8.4K shares at avg. $131.67$1.1M
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
790 shares at avg. $137.79$109K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
1.4K shares at avg. $136.89$191K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
1.4K shares at avg. $135.93$188K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
100 shares at avg. $140.58$14K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
4.4K shares at avg. $127.42$555K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
376 shares at avg. $141.97$53K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
6.8K shares at avg. $126.33$862K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
6.6K shares at avg. $125.40$826K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
5K shares at avg. $128.33$643K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
3.9K shares at avg. $129.56$509K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
4.9K shares at avg. $130.57$644K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
760 shares at avg. $138.82$106K
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
15.9K shares at avg. $132.40$2.1M
IPGP
IPG PHOTONICS CORP
Feb 17, 2026
Sale(S)
Direct
4K shares at avg. $133.42$538K

		Type	Shares	Price		Ownership
Sep 2, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	4,591	$75.65	$347,309	Direct
Sep 2, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	4,715	$76.25	$359,519	Direct
Sep 1, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	18,091	$75.14	$1,359,358	Direct
Jul 21, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	24,347	$102.04	$2,484,368	Direct
Jul 21, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	23,869	$103.00	$2,458,507	Direct
Jul 21, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	7,100	$101.20	$718,520	Direct
Jul 21, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	1,000	$100.08	$100,080	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	410	$146.21	$59,946	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	480	$144.29	$69,259	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	220	$148.00	$32,560	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	8,383	$131.67	$1,103,790	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	790	$137.79	$108,854	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	1,393	$136.89	$190,688	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	1,381	$135.93	$187,719	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	100	$140.58	$14,058	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	4,354	$127.42	$554,787	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	376	$141.97	$53,381	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	6,820	$126.33	$861,571	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	6,590	$125.40	$826,386	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	5,012	$128.33	$643,190	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	3,931	$129.56	$509,300	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	4,931	$130.57	$643,841	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	760	$138.82	$105,503	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	15,882	$132.40	$2,102,777	Direct
Feb 17, 2026	IPGP IPG PHOTONICS CORP	Sale(S)	4,035	$133.42	$538,350	Direct

1-25 of 61 transactions

About Valentin Gapontsev Trust I

Valentin Gapontsev Trust I (SEC CIK 0001508155) files insider reports with the SEC as 10% Owner of IPG PHOTONICS CORP (IPGP).

Signal8 holds 10 ownership filings by Valentin Gapontsev Trust I, all Form 4s, filed between Mar 7, 2025 and Sep 3, 2026. Those filings report 61 transactions, from Mar 6, 2025 to Sep 2, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Valentin Gapontsev Trust I's filings is in BEDFORD, NH.

Recent filings by Valentin Gapontsev Trust I

Sep 2, 2026: Open-market sales of IPGP shares (2 lines, Form 4, code S).
Sep 1, 2026: Open-market sale of IPGP shares (Form 4, code S).
Jul 21, 2026: Open-market sales of IPGP shares (4 lines, Form 4, code S).
Feb 17, 2026: Open-market sales of IPGP shares (18 lines, Form 4, code S).

Other insiders filing for IPG PHOTONICS CORP (IPGP)

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

How to read Form 4 transaction codes