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IPG PHOTONICS CORP

IPGP Mostly scheduled
CIK 0001111928 #1703 in the set updated 17 Sep 2026
Bought (12 mo)
$199.40K
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$88.46M
$86.61M on a plan · $274.93K straight out of an exercise
Sold at will
$1.57M
6 of 162 sales
Net
−$88.26M
−$1.37M against sales at will

By person

18 insiders · 167 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
IP FIBRE DEVICES LTD entity
10% owner
—
$46.18M (58) scheduled
−$46.18M
6,405,989
15.06%
$488.46M
−7.3%
Valentin Gapontsev Trust I entity
10% owner
—
$37.47M (56) scheduled
−$37.47M
6,642,886
15.62%
$506.52M
−7.7%
SCHERBAKOV EUGENE A
Director
—
$1.74M (24) scheduled
−$1.74M
48,210
0.1133%
$3.68M
−48.0%
Mammen Timothy PV
SVP, Chief Financial Officer
—
$1.20M (2)
−$1.20M
76,438
0.1797%
$5.83M
+6.8%
Lopresti Angelo P
SVP, Secretary & Gen Counsel
—
$623.89K (5) scheduled
−$623.89K
59,841
0.1407%
$4.56M
+1.3%
Ness Trevor
SVP, Chief Revenue Officer
—
$411.70K (6) scheduled
−$411.70K
38,425
0.0903%
$2.93M
+13.8%
Agnes Tang
Director
—
$322.44K (5) scheduled
−$322.44K
9,588
0.0225%
$731.09K
+41.3%
Meurice Eric
Director
—
$274.93K (4) scheduled
−$274.93K
25,239
0.0593%
$1.92M
+30.7%
PEELER JOHN R
Director
$199.40K (2)
—
+$199.40K
20,886
0.0491%
$1.59M
+74.3%
Desmond Jeanmarie F.
Director
—
$178.43K (1)
−$178.43K
10,486
0.0247%
$799.56K
+42.8%
Buttarazzi Mary E.
VP, Corp Controller and CAO
—
$58.11K (1)
−$58.11K
4,749
0.0112%
$362.11K
+21.9%
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%
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%
Bucher Paulus
SVP, Global Operations
—
—
—
6,053
0.0142%
$461.54K
—

Individual transactions

152
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
IP FIBRE DEVICES LTD
5 Aug 2026
10% owner
Sold on a plan
550
$98.71
$54.29K
IP FIBRE DEVICES LTD
5 Aug 2026
10% owner
Sold on a plan
4,324
$97.81
$422.93K
IP FIBRE DEVICES LTD
5 Aug 2026
10% owner
Sold on a plan
1,325
$96.76
$128.21K
IP FIBRE DEVICES LTD
5 Aug 2026
10% owner
Sold on a plan
11,912
$95.31
$1.14M
IP FIBRE DEVICES LTD
4 Aug 2026
10% owner
Sold on a plan
12,202
$95.18
$1.16M
SCHERBAKOV EUGENE A
31 Jul 2026
Director
Sold on a plan
241
$88.68
$21.37K
SCHERBAKOV EUGENE A
31 Jul 2026
Director
Sold on a plan
300
$87.45
$26.24K
SCHERBAKOV EUGENE A
31 Jul 2026
Director
Sold on a plan
200
$86.34
$17.27K
SCHERBAKOV EUGENE A
31 Jul 2026
Director
Sold on a plan
783
$85.72
$67.12K
IP FIBRE DEVICES LTD
31 Jul 2026
10% owner
Sold on a plan
300
$88.59
$26.58K
IP FIBRE DEVICES LTD
31 Jul 2026
10% owner
Sold on a plan
200
$87.45
$17.49K
IP FIBRE DEVICES LTD
31 Jul 2026
10% owner
Sold on a plan
506
$86.14
$43.59K
IP FIBRE DEVICES LTD
31 Jul 2026
10% owner
Sold on a plan
25,994
$85.76
$2.23M
Valentin Gapontsev Trust I
21 Jul 2026
10% owner
Sold on a plan
23,869
$103.00
$2.46M
Valentin Gapontsev Trust I
21 Jul 2026
10% owner
Sold on a plan
24,347
$102.04
$2.48M
Valentin Gapontsev Trust I
21 Jul 2026
10% owner
Sold on a plan
7,100
$101.20
$718.52K
Valentin Gapontsev Trust I
21 Jul 2026
10% owner
Sold on a plan
1,000
$100.08
$100.08K
SCHERBAKOV EUGENE A
29 Jun 2026
Director
Sold on a plan
200
$106.66
$21.33K
SCHERBAKOV EUGENE A
29 Jun 2026
Director
Sold on a plan
1
$104.63
$104.63
SCHERBAKOV EUGENE A
29 Jun 2026
Director
Sold on a plan
100
$102.92
$10.29K
SCHERBAKOV EUGENE A
29 Jun 2026
Director
Sold on a plan
250
$101.24
$25.31K
SCHERBAKOV EUGENE A
29 Jun 2026
Director
Sold on a plan
973
$100.43
$97.72K
Lopresti Angelo P
29 Jun 2026
SVP, Secretary & Gen Counsel
Sold on a plan
1,000
$110.33
$110.33K
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
11,325
$106.40
$1.20M
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
2,684
$105.37
$282.81K
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
16,406
$104.33
$1.71M
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
13,304
$103.08
$1.37M
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
17,735
$102.09
$1.81M
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
2,405
$101.21
$243.41K
IP FIBRE DEVICES LTD
29 Jun 2026
10% owner
Sold on a plan
1,841
$100.19
$184.45K
Agnes Tang
22 Jun 2026
Director
Sold on a plan
200
$119.32
$23.86K
Agnes Tang
22 Jun 2026
Director
Sold on a plan
536
$118.08
$63.29K
Agnes Tang
22 Jun 2026
Director
Sold on a plan
775
$117.32
$90.92K
SCHERBAKOV EUGENE A
24 Feb 2026
Director
Sold on a plan
600
$139.95
$83.97K
SCHERBAKOV EUGENE A
24 Feb 2026
Director
Sold on a plan
400
$138.33
$55.33K
SCHERBAKOV EUGENE A
24 Feb 2026
Director
Sold on a plan
1,500
$137.13
$205.70K
SCHERBAKOV EUGENE A
24 Feb 2026
Director
Sold on a plan
200
$135.72
$27.14K
IP FIBRE DEVICES LTD
24 Feb 2026
10% owner
Sold on a plan
1,520
$137.00
$208.24K
IP FIBRE DEVICES LTD
24 Feb 2026
10% owner
Sold on a plan
100
$135.28
$13.53K
IP FIBRE DEVICES LTD
23 Feb 2026
10% owner
Sold on a plan
120
$134.95
$16.19K
IP FIBRE DEVICES LTD
23 Feb 2026
10% owner
Sold on a plan
16,421
$134.35
$2.21M
IP FIBRE DEVICES LTD
23 Feb 2026
10% owner
Sold on a plan
7,994
$133.61
$1.07M
IP FIBRE DEVICES LTD
23 Feb 2026
10% owner
Sold on a plan
4,604
$132.31
$609.16K
IP FIBRE DEVICES LTD
23 Feb 2026
10% owner
Sold on a plan
4,241
$131.41
$557.31K
IP FIBRE DEVICES LTD
20 Feb 2026
10% owner
Sold on a plan
5,484
$132.94
$729.04K
IP FIBRE DEVICES LTD
20 Feb 2026
10% owner
Sold on a plan
16,422
$132.21
$2.17M
IP FIBRE DEVICES LTD
20 Feb 2026
10% owner
Sold on a plan
4,461
$131.11
$584.88K
IP FIBRE DEVICES LTD
20 Feb 2026
10% owner
Sold on a plan
2,300
$129.93
$298.84K
IP FIBRE DEVICES LTD
20 Feb 2026
10% owner
Sold on a plan
500
$128.79
$64.40K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
390
$149.88
$58.45K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
220
$148.00
$32.56K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
410
$146.21
$59.95K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
480
$144.29
$69.26K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
137
$143.71
$19.69K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
376
$141.97
$53.38K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
100
$140.58
$14.06K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
760
$138.82
$105.50K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
790
$137.79
$108.85K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
1,393
$136.89
$190.69K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
1,381
$135.93
$187.72K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
125
$134.12
$16.77K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
4,035
$133.42
$538.35K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
15,882
$132.40
$2.10M
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
8,383
$131.67
$1.10M
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
4,931
$130.57
$643.84K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
3,931
$129.56
$509.30K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
5,012
$128.33
$643.19K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
4,354
$127.42
$554.79K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
6,820
$126.33
$861.57K
Valentin Gapontsev Trust I
17 Feb 2026
10% owner
Sold on a plan
6,590
$125.40
$826.39K
IP FIBRE DEVICES LTD
21 Jan 2026
10% owner
Sold on a plan
12,075
$81.65
$985.92K
IP FIBRE DEVICES LTD
21 Jan 2026
10% owner
Sold on a plan
1,306
$80.34
$104.92K
SCHERBAKOV EUGENE A
21 Jan 2026
Director
Sold on a plan
1,403
$81.57
$114.44K
SCHERBAKOV EUGENE A
21 Jan 2026
Director
Sold on a plan
1,204
$80.37
$96.77K
SCHERBAKOV EUGENE A
21 Jan 2026
Director
Sold on a plan
93
$79.33
$7.38K
Lopresti Angelo P
21 Jan 2026
SVP, Secretary & Gen Counsel
Sold on a plan
1,500
$85.00
$127.50K
IP FIBRE DEVICES LTD
20 Jan 2026
10% owner
Sold on a plan
13,960
$80.43
$1.12M
IP FIBRE DEVICES LTD
20 Jan 2026
10% owner
Sold on a plan
7,659
$78.92
$604.45K
IP FIBRE DEVICES LTD
16 Jan 2026
10% owner
Sold on a plan
14,656
$80.20
$1.18M
IP FIBRE DEVICES LTD
16 Jan 2026
10% owner
Sold on a plan
14,511
$79.54
$1.15M
Valentin Gapontsev Trust I
15 Jan 2026
10% owner
Sold on a plan
7,381
$80.16
$591.66K
Valentin Gapontsev Trust I
15 Jan 2026
10% owner
Sold on a plan
571
$79.38
$45.33K
Valentin Gapontsev Trust I
14 Jan 2026
10% owner
Sold on a plan
700
$78.55
$54.99K
Valentin Gapontsev Trust I
14 Jan 2026
10% owner
Sold on a plan
13,159
$77.63
$1.02M
Valentin Gapontsev Trust I
14 Jan 2026
10% owner
Sold on a plan
3,667
$77.19
$283.06K
Valentin Gapontsev Trust I
13 Jan 2026
10% owner
Sold on a plan
6,277
$77.70
$487.72K
Valentin Gapontsev Trust I
13 Jan 2026
10% owner
Sold on a plan
16,752
$76.71
$1.29M
Valentin Gapontsev Trust I
12 Jan 2026
10% owner
Sold on a plan
1,928
$76.69
$147.86K
Valentin Gapontsev Trust I
12 Jan 2026
10% owner
Sold on a plan
16,065
$76.20
$1.22M
IP FIBRE DEVICES LTD
24 Dec 2025
10% owner
Sold on a plan
2,225
$75.11
$167.12K
IP FIBRE DEVICES LTD
24 Dec 2025
10% owner
Sold on a plan
10,560
$74.69
$788.73K
IP FIBRE DEVICES LTD
23 Dec 2025
10% owner
Sold on a plan
40
$75.00
$3.00K
IP FIBRE DEVICES LTD
23 Dec 2025
10% owner
Sold on a plan
28,405
$74.62
$2.12M
SCHERBAKOV EUGENE A
23 Dec 2025
Director
Sold on a plan
45
$74.99
$3.37K
SCHERBAKOV EUGENE A
23 Dec 2025
Director
Sold on a plan
2,655
$74.43
$197.61K
IP FIBRE DEVICES LTD
22 Dec 2025
10% owner
Sold on a plan
7
$76.69
$536.83
IP FIBRE DEVICES LTD
22 Dec 2025
10% owner
Sold on a plan
6,870
$75.97
$521.91K
IP FIBRE DEVICES LTD
22 Dec 2025
10% owner
Sold on a plan
16,060
$75.20
$1.21M
Valentin Gapontsev Trust I
16 Dec 2025
10% owner
Sold on a plan
1,412
$78.22
$110.45K
Valentin Gapontsev Trust I
16 Dec 2025
10% owner
Sold on a plan
12,160
$77.44
$941.67K
Valentin Gapontsev Trust I
16 Dec 2025
10% owner
Sold on a plan
13,544
$76.59
$1.04M
Valentin Gapontsev Trust I
15 Dec 2025
10% owner
Sold on a plan
39,384
$77.63
$3.06M
Lopresti Angelo P
9 Dec 2025
SVP, Secretary & Gen Counsel
Sold on a plan
1,500
$85.07
$127.61K
Agnes Tang
25 Nov 2025
Director
Sold on a plan
100
$77.25
$7.73K
Agnes Tang
25 Nov 2025
Director
Sold on a plan
1,781
$76.72
$136.64K
IP FIBRE DEVICES LTD
24 Nov 2025
10% owner
Sold on a plan
12
$76.98
$923.76
IP FIBRE DEVICES LTD
24 Nov 2025
10% owner
Sold on a plan
30,346
$76.44
$2.32M
IP FIBRE DEVICES LTD
24 Nov 2025
10% owner
Sold on a plan
4,642
$75.83
$352.00K
SCHERBAKOV EUGENE A
24 Nov 2025
Director
Sold on a plan
1,945
$76.32
$148.44K
SCHERBAKOV EUGENE A
24 Nov 2025
Director
Sold on a plan
755
$75.30
$56.85K
IP FIBRE DEVICES LTD
21 Nov 2025
10% owner
Sold on a plan
1,145
$74.97
$85.84K
IP FIBRE DEVICES LTD
21 Nov 2025
10% owner
Sold on a plan
20,163
$74.65
$1.51M
IP FIBRE DEVICES LTD
21 Nov 2025
10% owner
Sold on a plan
7,859
$73.16
$574.96K
Valentin Gapontsev Trust I
18 Nov 2025
10% owner
Sold on a plan
20,775
$76.45
$1.59M
Valentin Gapontsev Trust I
18 Nov 2025
10% owner
Sold on a plan
27,126
$75.88
$2.06M
Ness Trevor
18 Nov 2025
SVP, Chief Revenue Officer
Sold on a plan
1,681
$75.58
$127.05K
Valentin Gapontsev Trust I
17 Nov 2025
10% owner
Sold on a plan
3,815
$79.33
$302.64K
Valentin Gapontsev Trust I
17 Nov 2025
10% owner
Sold on a plan
4,852
$78.50
$380.88K
Valentin Gapontsev Trust I
17 Nov 2025
10% owner
Sold on a plan
9,932
$76.63
$761.09K
Lopresti Angelo P
27 Oct 2025
SVP, Secretary & Gen Counsel
Sold on a plan
1,500
$87.13
$130.70K
IP FIBRE DEVICES LTD
21 Oct 2025
10% owner
Sold on a plan
12,540
$88.05
$1.10M
IP FIBRE DEVICES LTD
21 Oct 2025
10% owner
Sold on a plan
11,426
$87.77
$1.00M
SCHERBAKOV EUGENE A
21 Oct 2025
Director
Sold on a plan
359
$87.85
$31.54K
SCHERBAKOV EUGENE A
21 Oct 2025
Director
Sold on a plan
2,341
$87.61
$205.10K
Ness Trevor
20 Oct 2025
SVP, Sales & Strategic Bus Dev
Sold on a plan
65
$87.83
$5.71K
Ness Trevor
20 Oct 2025
SVP, Sales & Strategic Bus Dev
Sold on a plan
1,263
$87.22
$110.16K
Ness Trevor
20 Oct 2025
SVP, Sales & Strategic Bus Dev
Sold on a plan
350
$86.03
$30.11K
IP FIBRE DEVICES LTD
20 Oct 2025
10% owner
Sold on a plan
1,148
$88.54
$101.64K
IP FIBRE DEVICES LTD
20 Oct 2025
10% owner
Sold on a plan
15,951
$87.88
$1.40M
IP FIBRE DEVICES LTD
20 Oct 2025
10% owner
Sold on a plan
6,543
$87.10
$569.90K
IP FIBRE DEVICES LTD
17 Oct 2025
10% owner
Sold on a plan
875
$85.71
$75.00K
IP FIBRE DEVICES LTD
17 Oct 2025
10% owner
Sold on a plan
15,684
$84.62
$1.33M
Valentin Gapontsev Trust I
15 Oct 2025
10% owner
Sold on a plan
7,226
$85.97
$621.22K
Valentin Gapontsev Trust I
15 Oct 2025
10% owner
Sold on a plan
5,166
$84.73
$437.72K
Valentin Gapontsev Trust I
15 Oct 2025
10% owner
Sold on a plan
5,315
$84.24
$447.74K
Valentin Gapontsev Trust I
14 Oct 2025
10% owner
Sold on a plan
3,436
$84.00
$288.62K
Valentin Gapontsev Trust I
14 Oct 2025
10% owner
Sold on a plan
8,430
$83.22
$701.54K
Valentin Gapontsev Trust I
14 Oct 2025
10% owner
Sold on a plan
3,002
$82.19
$246.73K
Valentin Gapontsev Trust I
14 Oct 2025
10% owner
Sold on a plan
1,661
$80.96
$134.47K
Valentin Gapontsev Trust I
13 Oct 2025
10% owner
Sold on a plan
1,050
$83.86
$88.05K
Valentin Gapontsev Trust I
13 Oct 2025
10% owner
Sold on a plan
29,547
$83.23
$2.46M
Valentin Gapontsev Trust I
13 Oct 2025
10% owner
Sold on a plan
1,667
$82.09
$136.84K
Lopresti Angelo P
6 Oct 2025
SVP, Secretary & Gen Counsel
Sold on a plan
1,500
$85.17
$127.76K
SCHERBAKOV EUGENE A
23 Sep 2025
Director
Sold on a plan
1,145
$82.17
$94.08K
SCHERBAKOV EUGENE A
23 Sep 2025
Director
Sold on a plan
1,555
$81.54
$126.79K
IP FIBRE DEVICES LTD
22 Sep 2025
10% owner
Sold on a plan
26,470
$82.28
$2.18M
IP FIBRE DEVICES LTD
22 Sep 2025
10% owner
Sold on a plan
8,530
$81.53
$695.45K
IP FIBRE DEVICES LTD
19 Sep 2025
10% owner
Sold on a plan
20,181
$81.81
$1.65M
IP FIBRE DEVICES LTD
19 Sep 2025
10% owner
Sold on a plan
8,986
$80.78
$725.89K
Show all 167 transactions →

What was left out

Form 4 filings counted 71
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 6
Sales on a Rule 10b5-1 plan 152
Sales straight out of an exercise 4
Sales at will 6
Transactions with no price 0
Shares from compensation/vesting 123,157
History held since 5 Oct 2016