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IPG PHOTONICS CORP

IPGP Net selling
CIK 0001111928 #1703 in the set updated 17 Sep 2026
Bought (120 mo)
$450.02K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$290.16M
$106.35M on a plan · $79.59M straight out of an exercise
Sold at will
$104.22M
175 of 591 sales
Net
−$289.71M
−$103.77M against sales at will

By person

27 insiders · 650 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Valentin Gapontsev Trust I entity
10% owner
$105.47M (174) scheduled
−$105.47M
6,642,886
15.62%
$506.52M
−12.8%
IP FIBRE DEVICES LTD entity
10% owner
$66.02M (81) scheduled
−$66.02M
6,405,989
15.06%
$488.46M
−8.7%
Mammen Timothy PV
SVP, Chief Financial Officer
$250.62K (1)
$18.99M (33) scheduled
−$18.74M
76,438
0.1797%
$5.83M
+158.8%
GAPONTSEV VALENTIN P
CEO & Chairman of the Board
$17.18M (16)
−$17.18M
298,638
0.7021%
$22.77M
+26.6%
Lopresti Angelo P
SVP, Secretary & Gen Counsel
$14.05M (34) scheduled
−$14.05M
59,841
0.1407%
$4.56M
+21.1%
Ness Trevor
SVP, Chief Revenue Officer
$12.62M (59) scheduled
−$12.62M
38,425
0.0903%
$2.93M
+246.1%
Ovtchinnikov Alexander
SVP, Chief Technology Officer
$11.42M (14) scheduled
−$11.42M
74,360
0.1748%
$5.67M
+2.6%
SCHERBAKOV EUGENE A
Director
$10.35M (46) scheduled
−$10.35M
48,210
0.1133%
$3.68M
+221.3%
Burgomaster Thomas J
Chief Accounting Officer
$7.01M (30) scheduled
−$7.01M
11,566
0.0272%
$881.91K
+70.9%
Samartsev Igor
SVP, Chief Scientist
$5.50M (16) scheduled
−$5.50M
933,480
2.19%
$71.18M
+6.5%
PEELER JOHN R
Director
$199.40K (2)
$5.40M (22) scheduled
−$5.20M
20,886
0.0491%
$1.59M
+258.9%
HURLEY WILLIAM S
Director
$4.07M (4) scheduled
−$4.07M
11,005
0.0259%
$839.13K
−25.7%
SEIFERT THOMAS J
Director
$3.48M (6) scheduled
−$3.48M
8,946
0.0210%
$682.13K
+18.1%
STUKALIN FELIX I
SVP, Chief Operating Officer
$3.41M (17) scheduled
−$3.41M
36,316
0.0854%
$2.77M
+96.1%
Lego Catherine P
Director
$1.69M (2) scheduled
−$1.69M
10,786
0.0254%
$822.43K
+79.4%
GAUTHIER HENRY E
Director
$1.29M (1)
−$1.29M
17,051
0.0401%
$1.30M
−12.0%
Meurice Eric
Director
$1.26M (23) scheduled
−$1.26M
25,239
0.0593%
$1.92M
+212.9%
Desmond Jeanmarie F.
Director
$495.49K (5)
−$495.49K
10,486
0.0247%
$799.56K
Agnes Tang
Director
$408.36K (7) scheduled
−$408.36K
9,588
0.0225%
$731.09K
Buttarazzi Mary E.
VP, Corp Controller and CAO
$58.11K (1)
−$58.11K
4,749
0.0112%
$362.11K
+21.9%
Pavlova Natalia
Chief Technology Officer
151,665
0.3566%
$11.56M
+0.4%
Gitin Mark Milton
CEO
87,232
0.2051%
$6.65M
+25,039%
CHILD MICHAEL C
Director
68,625
0.1613%
$5.23M
+318.5%
Dougherty Greg
Director
18,334
0.0431%
$1.40M
Beecher Gregory R
Director
12,216
0.0287%
$931.47K
KENNEDY KOLLEEN T
Director
11,513
0.0271%
$877.87K
Bucher Paulus
SVP, Global Operations
6,053
0.0142%
$461.54K
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
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
Mammen Timothy PV
22 May 2026
SVP, Chief Financial Officer
Sell
2,712
$120.37
$326.44K
Mammen Timothy PV
22 May 2026
SVP, Chief Financial Officer
Sell
7,263
$119.60
$868.65K
Desmond Jeanmarie F.
14 May 2026
Director
Sell
1,690
$105.58
$178.43K
Buttarazzi Mary E.
17 Mar 2026
VP, Corp Controller and CAO
Sell
500
$116.22
$58.11K
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
Samartsev Igor
17 Feb 2026
SVP, Chief Scientist
Exercised, kept
3,363
$81.89
$275.40K
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
SCHERBAKOV EUGENE A
13 Feb 2026
Director
Exercised, kept
7,592
$81.89
$621.71K
Lopresti Angelo P
12 Feb 2026
SVP, Secretary & Gen Counsel
Exercised, kept
5,861
$81.89
$479.96K
Meurice Eric
2 Feb 2026
Director
Sold after exercise
750
$95.00
$71.25K
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
Meurice Eric
6 Nov 2025
Director
Sold after exercise
750
$92.00
$69.00K
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
Meurice Eric
7 Oct 2025
Director
Sold after exercise
828
$90.01
$74.53K
Meurice Eric
7 Oct 2025
Director
Sold after exercise
674
$89.24
$60.15K
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
Ness Trevor
18 Sep 2025
SVP, Sales & Strategic Bus Dev
Sell
100
$83.15
$8.32K
Ness Trevor
18 Sep 2025
SVP, Sales & Strategic Bus Dev
Sell
1,578
$82.61
$130.36K
Valentin Gapontsev Trust I
16 Sep 2025
10% owner
Sell
14,180
$80.67
$1.14M
Valentin Gapontsev Trust I
15 Sep 2025
10% owner
Sell
14,426
$81.15
$1.17M
Valentin Gapontsev Trust I
15 Sep 2025
10% owner
Sell
37,894
$80.54
$3.05M
Ness Trevor
27 Aug 2025
SVP, Sales & Strategic Bus Dev
Sell
674
$83.31
$56.15K
Ness Trevor
27 Aug 2025
SVP, Sales & Strategic Bus Dev
Sell
1,004
$82.69
$83.02K
Desmond Jeanmarie F.
8 Aug 2025
Director
Sell
1,360
$76.24
$103.69K
Lopresti Angelo P
6 Jun 2025
SVP, Secretary & Gen Counsel
Sell
4,500
$69.28
$311.76K
SCHERBAKOV EUGENE A
20 May 2025
Director
Sell
2,680
$66.28
$177.63K
SCHERBAKOV EUGENE A
20 May 2025
Director
Sell
1,570
$65.55
$102.91K
SCHERBAKOV EUGENE A
19 May 2025
Director
Sell
4,250
$65.37
$277.82K
Valentin Gapontsev Trust I
6 Mar 2025
10% owner
Sell
5,597
$63.33
$354.46K
Valentin Gapontsev Trust I
6 Mar 2025
10% owner
Sell
69,403
$62.56
$4.34M
CHILD MICHAEL C
30 May 2024
Director
Exercised, kept
6,500
$63.40
$412.10K
Desmond Jeanmarie F.
30 May 2024
Director
Sell
985
$85.20
$83.92K
Meurice Eric
29 Apr 2024
Director
Sold after exercise
788
$89.30
$70.37K
Valentin Gapontsev Trust I
23 Apr 2024
10% owner
Sold on a plan
2,525
$86.17
$217.58K
Valentin Gapontsev Trust I
23 Apr 2024
10% owner
Sold on a plan
6,475
$85.74
$555.17K
Meurice Eric
1 Apr 2024
Director
Sold after exercise
785
$91.08
$71.50K
Valentin Gapontsev Trust I
25 Mar 2024
10% owner
Sold on a plan
1,962
$90.00
$176.58K
Valentin Gapontsev Trust I
25 Mar 2024
10% owner
Sold on a plan
8,038
$89.45
$719.00K
Meurice Eric
7 Mar 2024
Director
Sold after exercise
785
$90.00
$70.65K
Valentin Gapontsev Trust I
23 Feb 2024
10% owner
Sold on a plan
200
$86.51
$17.30K
Valentin Gapontsev Trust I
23 Feb 2024
10% owner
Sold on a plan
9,800
$85.66
$839.47K
SCHERBAKOV EUGENE A
20 Feb 2024
CEO
Sold after exercise
635
$86.14
$54.70K
SCHERBAKOV EUGENE A
20 Feb 2024
CEO
Sold after exercise
3,365
$85.72
$288.45K
SCHERBAKOV EUGENE A
16 Feb 2024
CEO
Sold after exercise
1,639
$88.44
$144.95K
SCHERBAKOV EUGENE A
16 Feb 2024
CEO
Sold after exercise
2,361
$87.14
$205.74K
SCHERBAKOV EUGENE A
15 Feb 2024
CEO
Sold after exercise
3,450
$88.58
$305.60K
SCHERBAKOV EUGENE A
15 Feb 2024
CEO
Sold after exercise
1,550
$87.88
$136.21K
Meurice Eric
30 Jan 2024
Director
Sold after exercise
629
$100.00
$62.90K
Meurice Eric
29 Jan 2024
Director
Sold after exercise
156
$100.00
$15.60K
Meurice Eric
29 Jan 2024
Director
Sold after exercise
657
$98.36
$64.62K
Meurice Eric
29 Dec 2023
Director
Sold after exercise
28
$110.35
$3.09K
Meurice Eric
29 Dec 2023
Director
Sold after exercise
885
$109.61
$97.00K
Valentin Gapontsev Trust I
8 Dec 2023
10% owner
Sold on a plan
1,127
$100.24
$112.97K
Valentin Gapontsev Trust I
8 Dec 2023
10% owner
Sold on a plan
7,123
$99.36
$707.74K
Agnes Tang
1 Dec 2023
Director
Sold on a plan
402
$95.95
$38.57K
Agnes Tang
1 Dec 2023
Director
Sold on a plan
498
$95.08
$47.35K
Meurice Eric
29 Nov 2023
Director
Sold after exercise
396
$97.31
$38.53K
Meurice Eric
29 Nov 2023
Director
Sold after exercise
389
$96.72
$37.62K
Valentin Gapontsev Trust I
24 Nov 2023
10% owner
Sold on a plan
8,250
$95.34
$786.56K
Valentin Gapontsev Trust I
8 Nov 2023
10% owner
Sold on a plan
332
$92.84
$30.82K
Valentin Gapontsev Trust I
8 Nov 2023
10% owner
Sold on a plan
2,866
$92.01
$263.70K
Valentin Gapontsev Trust I
8 Nov 2023
10% owner
Sold on a plan
5,052
$91.47
$462.11K
Meurice Eric
3 Nov 2023
Director
Sold after exercise
785
$90.00
$70.65K
Valentin Gapontsev Trust I
24 Oct 2023
10% owner
Sold on a plan
3,319
$92.20
$306.01K
Valentin Gapontsev Trust I
24 Oct 2023
10% owner
Sold on a plan
4,931
$91.43
$450.84K
Valentin Gapontsev Trust I
9 Oct 2023
10% owner
Sold on a plan
150
$96.39
$14.46K
Valentin Gapontsev Trust I
9 Oct 2023
10% owner
Sold on a plan
5,503
$95.80
$527.19K
Valentin Gapontsev Trust I
9 Oct 2023
10% owner
Sold on a plan
2,597
$95.06
$246.87K
Meurice Eric
29 Sep 2023
Director
Sold after exercise
93
$102.72
$9.55K
Meurice Eric
29 Sep 2023
Director
Sold after exercise
692
$101.99
$70.58K
Valentin Gapontsev Trust I
25 Sep 2023
10% owner
Sold on a plan
8,250
$100.00
$825.00K
Valentin Gapontsev Trust I
8 Sep 2023
10% owner
Sold on a plan
1,771
$102.51
$181.55K
Valentin Gapontsev Trust I
8 Sep 2023
10% owner
Sold on a plan
6,479
$101.71
$658.98K
Valentin Gapontsev Trust I
24 Aug 2023
10% owner
Sold on a plan
262
$103.88
$27.22K
Valentin Gapontsev Trust I
24 Aug 2023
10% owner
Sold on a plan
2,383
$103.24
$246.02K
Valentin Gapontsev Trust I
24 Aug 2023
10% owner
Sold on a plan
5,605
$102.30
$573.39K
Valentin Gapontsev Trust I
8 Aug 2023
10% owner
Sold on a plan
4,052
$110.03
$445.84K
Valentin Gapontsev Trust I
8 Aug 2023
10% owner
Sold on a plan
4,198
$109.47
$459.56K
Meurice Eric
31 Jul 2023
Director
Sold on a plan
12
$132.90
$1.59K
Meurice Eric
31 Jul 2023
Director
Sold on a plan
293
$132.25
$38.75K
Meurice Eric
31 Jul 2023
Director
Sold on a plan
480
$131.27
$63.01K
Valentin Gapontsev Trust I
24 Jul 2023
10% owner
Sold on a plan
1,652
$132.44
$218.79K
Valentin Gapontsev Trust I
24 Jul 2023
10% owner
Sold on a plan
2,174
$131.50
$285.88K
Valentin Gapontsev Trust I
24 Jul 2023
10% owner
Sold on a plan
619
$130.63
$80.86K
Valentin Gapontsev Trust I
24 Jul 2023
10% owner
Sold on a plan
2,181
$129.50
$282.44K
Valentin Gapontsev Trust I
24 Jul 2023
10% owner
Sold on a plan
1,624
$128.36
$208.46K
Ovtchinnikov Alexander
12 Jul 2023
SVP, Chief Technology Officer
Sold on a plan
1,934
$140.00
$270.76K
Valentin Gapontsev Trust I
10 Jul 2023
10% owner
Sold on a plan
2,393
$134.19
$321.12K
Valentin Gapontsev Trust I
10 Jul 2023
10% owner
Sold on a plan
5,583
$133.70
$746.45K
Valentin Gapontsev Trust I
10 Jul 2023
10% owner
Sold on a plan
274
$132.27
$36.24K
Meurice Eric
29 Jun 2023
Director
Sold after exercise
401
$133.89
$53.69K
Meurice Eric
29 Jun 2023
Director
Sold after exercise
384
$133.32
$51.19K
Valentin Gapontsev Trust I
26 Jun 2023
10% owner
Sold on a plan
57
$133.49
$7.61K
Valentin Gapontsev Trust I
26 Jun 2023
10% owner
Sold on a plan
444
$132.62
$58.88K
Valentin Gapontsev Trust I
26 Jun 2023
10% owner
Sold on a plan
4,609
$131.83
$607.60K
Valentin Gapontsev Trust I
26 Jun 2023
10% owner
Sold on a plan
2,091
$130.81
$273.52K
Valentin Gapontsev Trust I
26 Jun 2023
10% owner
Sold on a plan
1,049
$129.78
$136.14K
Ovtchinnikov Alexander
20 Jun 2023
SVP, Chief Technology Officer
Sold on a plan
3,822
$135.85
$519.22K
Meurice Eric
14 Jun 2023
Director
Sold after exercise
785
$121.89
$95.68K
Valentin Gapontsev Trust I
8 Jun 2023
10% owner
Sold on a plan
154
$113.42
$17.47K
Valentin Gapontsev Trust I
8 Jun 2023
10% owner
Sold on a plan
2,976
$112.92
$336.05K
Showing 250 of 650 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 517
Amendments (4/A) skipped 3
Filings about a different issuer 0
Unreadable filings 0
Joint filings 35
Sales on a Rule 10b5-1 plan 213
Sales straight out of an exercise 203
Sales at will 175
Transactions with no price 0
Shares from compensation/vesting 3,088,899
Sales filed before the plan box existed 154
History held since 5 Oct 2016