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CIK 0001111928 · Large accelerated filer

IPG PHOTONICS CORP

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Ticker
IPGP
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
043444218
Phone
5083731100
Business address
377 SIMARANO DRIVE, MARLBOROUGH, MA, 01752
Open-market buys, last 90 days
$199,400
in 1 filing
Open-market sales, last 90 days
$5,194,313
in 4 filings, $5.2M under 10b5-1 plans

Net −$4,994,913. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Valentin Gapontsev Trust I −$3.6M 10% owner sold <1% of stake
  2. IP FIBRE DEVICES LTD −$1.3M 10% owner sold <1% of stake
  3. SCHERBAKOV EUGENE A −$260K Director sold 6% of stake
  4. PEELER JOHN R +$199K Director 1 filing

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-10-02 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −9,876 $85.39 $843K 6,396,113
2026-10-02 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −5,485 $86.09 $472K 6,390,628
2026-08-05 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −11,912 $95.31 $1.1M 6,412,188
2026-08-05 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −1,325 $96.76 $128K 6,410,863
2026-08-05 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −4,324 $97.81 $423K 6,406,539
2026-08-05 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −550 $98.71 $54K 6,405,989
2026-08-04 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −12,202 $95.18 $1.2M 6,424,100
2026-07-31 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −25,994 $85.76 $2.2M 6,437,308
2026-07-31 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −506 $86.14 $44K 6,436,802
2026-07-31 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −200 $87.45 $17K 6,436,602
2026-07-31 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −300 $88.59 $27K 6,436,302
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −1,841 $100.19 $184K 6,527,161
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −2,405 $101.21 $243K 6,524,756
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −17,735 $102.09 $1.8M 6,507,021
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −13,304 $103.08 $1.4M 6,493,717
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −16,406 $104.33 $1.7M 6,477,311
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −2,684 $105.37 $283K 6,474,627
2026-06-29 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −11,325 $106.40 $1.2M 6,463,302
2026-02-24 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −100 $135.28 $14K 6,530,522
2026-02-24 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −1,520 $137.00 $208K 6,529,002

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