| $255M | ||
| $48M | ||
| $38M | ||
| $37M | ||
| $34M | ||
| $34M |
Buys | $199,400 | 1 | 2 |
Sells | $72,504,076 | 46 | 98 |
| PEELER JOHN R | director | 1 | $199,400 | 0 | $0 | $199,400 |
| Buttarazzi Mary E. | VP, Corp Controller and CAO | 0 | $0 | 1 | $58,110 | $-58,110 |
| Ness Trevor | SVP, Chief Revenue Officer | 0 | $0 | 1 | $127,050 | $-127,050 |
| Meurice Eric | director | 0 | $0 | 2 | $140,250 | $-140,250 |
| Desmond Jeanmarie F. | director | 0 | $0 | 1 | $178,430 | $-178,430 |
| Agnes Tang | director | 0 | $0 | 2 | $322,441 | $-322,441 |
| Lopresti Angelo P | SVP, Secretary & Gen Counsel | 0 | $0 | 3 | $365,435 | $-365,435 |
| Mammen Timothy PV | SVP, Chief Financial Officer | 0 | $0 | 1 | $1.2M | $-1.2M |
| SCHERBAKOV EUGENE A | 0 | $0 | 7 | $1.54M | $-1.54M | |
| Valentin Gapontsev Trust I | 10 percent owner | 0 | $0 | 12 | $31.91M | $-31.91M |
| IP FIBRE DEVICES LTD | 10 percent owner | 0 | $0 | 16 | $36.67M | $-36.67M |
Established in 1990 and headquartered in Oxford, Massachusetts, IPG Photonics Corporation is a leading global developer and manufacturer of high-performance fiber, diode, and hybrid fiber-solid state lasers, along with fiber amplifiers. These advanced laser systems are primarily utilized across a wide range of materials processing applications worldwide. The company's extensive product portfolio encompasses a diverse array of laser types, including hybrid fiber-solid state lasers (offering green and UV wavelengths), fiber-pigtailed packaged …
Over the last 12 months, insiders at IPG Photonics Corporation have bought $199,400 and sold $72.5M worth of IPG Photonics Corporation stock.
On average, over the past 5 years, insiders at IPG Photonics Corporation have bought $225,010 and sold $25.77M worth of stock each year.
Highest buying activity among insiders over the last 12 months: PEELER JOHN R (director) — $199,400.
The last purchase of 2,710 shares for transaction amount of $199,400 was made by PEELER JOHN R (director) on 2026‑08‑26.
| 2026-10-02 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 15,361 0.037% | $85.64 | $1.32M | -11.74% | |
| 2026-10-02 | Sale | SCHERBAKOV EUGENE A | 3,048 0.0073% | $85.30 | $259,994 | -11.74% | ||
| 2026-09-02 | Sale | Valentin Gapontsev Trust I | 10 percent owner | 9,306 0.0218% | $75.95 | $706,828 | +0.09% | |
| 2026-09-01 | Sale | Valentin Gapontsev Trust I | 10 percent owner | 18,091 0.0426% | $75.14 | $1.36M | +1.75% | |
| 2026-08-26 | PEELER JOHN R | director | 2,710 0.0063% | $73.58 | $199,400 | +3.09% | ||
| 2026-08-05 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 18,111 0.0447% | $96.12 | $1.74M | -16.55% | |
| 2026-08-04 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 12,202 0.0291% | $95.18 | $1.16M | -18.40% | |
| 2026-07-31 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 27,000 0.0645% | $85.81 | $2.32M | -9.39% | |
| 2026-07-31 | Sale | SCHERBAKOV EUGENE A | 1,524 0.0037% | $86.61 | $131,994 | -9.39% | ||
| 2026-07-21 | Sale | Valentin Gapontsev Trust I | 10 percent owner | 56,316 0.1321% | $102.31 | $5.76M | -24.53% | |
| 2026-06-29 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 65,700 0.1447% | $103.64 | $6.81M | -29.36% | |
| 2026-06-29 | Sale | Lopresti Angelo P | SVP, Secretary & Gen Counsel | 1,000 0.0023% | $110.33 | $110,330 | -29.36% | |
| 2026-06-29 | Sale | SCHERBAKOV EUGENE A | 1,524 0.0033% | $101.55 | $154,757 | -29.36% | ||
| 2026-06-22 | Sale | Agnes Tang | director | 1,511 0.0036% | $117.85 | $178,078 | -32.39% | |
| 2026-05-22 | Sale | Mammen Timothy PV | SVP, Chief Financial Officer | 9,975 0.0237% | $119.81 | $1.2M | -29.39% | |
| 2026-05-14 | Sale | Desmond Jeanmarie F. | director | 1,690 0.004% | $105.58 | $178,430 | -19.22% | |
| 2026-03-17 | Sale | Buttarazzi Mary E. | VP, Corp Controller and CAO | 500 0.0012% | $116.22 | $58,110 | -11.30% | |
| 2026-02-24 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 1,620 0.004% | $136.89 | $221,768 | -20.66% | |
| 2026-02-24 | Sale | SCHERBAKOV EUGENE A | 2,700 0.0067% | $137.83 | $372,141 | -20.66% | ||
| 2026-02-23 | Sale | IP FIBRE DEVICES LTD | 10 percent owner | 33,380 0.0786% | $133.52 | $4.46M | -22.28% |
| Mammen Timothy PV | SVP, Chief Financial Officer | 76438 0.1797% | $5.69M | 1 | 63 | +21.63% |
| PEELER JOHN R | director | 20886 0.0491% | $1.55M | 1 | 8 | |
| HURLEY WILLIAM S | director | 11005 0.0259% | $818,992.10 | 2 | 11 | +21.17% |
| Lego Catherine P | director | 10786 0.0254% | $802,694.12 | 1 | 1 | +36.78% |
| CHILD MICHAEL C | director | 8912 0.021% | $663,231.04 | 1 | 8 | +10.17% |
$51,368,869 | 76 | 0.70% | $320.07B | |
$41,019,040 | 35 | 51.90% | $4,981.23B | |
$14,781,792 | 22 | 15.65% | $789.95B | |
$219,947,632 | 18 | 12.49% | $1,585.47B | |
$864,936 | 4 | 15.00% | $967.48B |
| Increased Positions | 144 | +44.17% | 2M | +7.07% |
| Decreased Positions | 133 | -40.8% | 1M | -4.74% |
| New Positions | 47 | New | 849,845 | New |
| Sold Out Positions | 34 | Sold Out | 307,924 | Sold Out |
| Total Postitions | 337 | +3.37% | 29M | +2.33% |
| First Eagle Investment Management, Llc | $334,891.00 | 10.65% | 4.47M | +7,648 | +0.17% | 2025-09-30 |
| Vanguard Group Inc | $212,088.00 | 6.75% | 2.83M | -31,940 | -1.11% | 2025-09-30 |
| Blackrock, Inc. | $180,653.00 | 5.75% | 2.41M | -55,150 | -2.23% | 2025-09-30 |
| Lazard Asset Management Llc | $133,730.00 | 4.25% | 1.79M | -112,589 | -5.93% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $131,409.00 | 4.18% | 1.76M | +68,366 | +4.05% | 2025-09-30 |
| Sumitomo Mitsui Trust Group, Inc. | $130,478.00 | 4.15% | 1.74M | -31,232 | -1.76% | 2025-09-30 |
| Alliancebernstein L.P. | $103,834.00 | 3.3% | 1.39M | -31,930 | -2.25% | 2025-09-30 |
| Aqr Capital Management Llc | $67,451.00 | 2.15% | 901,268 | -77,309 | -7.9% | 2025-09-30 |
| State Street Corp | $59,299.00 | 1.89% | 792,343 | -36,294 | -4.38% | 2025-09-30 |
| Morgan Stanley | $48,728.00 | 1.55% | 651,093 | +267,168 | +69.59% | 2025-09-30 |