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IPG PHOTONICS CORP

IPGP Net buying
CIK 0001111928 #1703 in the set updated 17 Sep 2026
Bought (1 mo)
$199.40K
out of their own pocket, the only kind of buying there is
Sold (1 mo)
$2.07M
$2.07M on a plan · $0.00 straight out of an exercise
Sold at will
$0.00
0 of 3 sales
Net
−$1.87M
+$199.40K against sales at will

By person

18 insiders · 5 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Valentin Gapontsev Trust I entity
10% owner
—
$2.07M (3) scheduled
−$2.07M
6,642,886
15.62%
$506.52M
−7.7%
PEELER JOHN R
Director
$199.40K (2)
—
+$199.40K
20,886
0.0491%
$1.59M
+74.3%
IP FIBRE DEVICES LTD entity
10% owner
—
—
—
6,405,989
15.06%
$488.46M
−7.3%
Samartsev Igor
SVP, Chief Scientist
—
—
—
126,150
0.2966%
$9.62M
+11.7%
Gitin Mark Milton
CEO
—
—
—
87,232
0.2051%
$6.65M
+199.4%
Mammen Timothy PV
SVP, Chief Financial Officer
—
—
—
76,438
0.1797%
$5.83M
+6.8%
Lopresti Angelo P
SVP, Secretary & Gen Counsel
—
—
—
59,841
0.1407%
$4.56M
+1.3%
SCHERBAKOV EUGENE A
Director
—
—
—
48,210
0.1133%
$3.68M
−48.0%
Ness Trevor
SVP, Chief Revenue Officer
—
—
—
38,425
0.0903%
$2.93M
+13.8%
Meurice Eric
Director
—
—
—
25,239
0.0593%
$1.92M
+30.7%
Dougherty Greg
Director
—
—
—
18,334
0.0431%
$1.40M
+51.0%
Beecher Gregory R
Director
—
—
—
12,216
0.0287%
$931.47K
+102.9%
Burgomaster Thomas J
Chief Accounting Officer
—
—
—
11,566
0.0272%
$881.91K
+0.4%
KENNEDY KOLLEEN T
Director
—
—
—
11,513
0.0271%
$877.87K
+116.5%
Desmond Jeanmarie F.
Director
—
—
—
10,486
0.0247%
$799.56K
+42.8%
Agnes Tang
Director
—
—
—
9,588
0.0225%
$731.09K
+41.3%
Bucher Paulus
SVP, Global Operations
—
—
—
6,053
0.0142%
$461.54K
—
Buttarazzi Mary E.
VP, Corp Controller and CAO
—
—
—
4,749
0.0112%
$362.11K
+21.9%

Individual transactions

5
Insider
Date
Role
Action
Shares
Price
Amount
Valentin Gapontsev Trust I
2 Sep 2026
10% owner
Sold on a plan
4,715
$76.25
$359.52K
Valentin Gapontsev Trust I
2 Sep 2026
10% owner
Sold on a plan
4,591
$75.65
$347.31K
Valentin Gapontsev Trust I
1 Sep 2026
10% owner
Sold on a plan
18,091
$75.14
$1.36M
PEELER JOHN R
26 Aug 2026
Director
Buy
1,158
$74.57
$86.35K
PEELER JOHN R
26 Aug 2026
Director
Buy
1,552
$72.84
$113.05K

What was left out

Form 4 filings counted 2
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 3
Sales straight out of an exercise 0
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 0
History held since 5 Oct 2016