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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
2026-01-21 SCHERBAKOV EUGENE A Director Sale 10b5-1 −93 $79.33 $7K 61,937
2026-01-21 SCHERBAKOV EUGENE A Director Sale 10b5-1 −1,204 $80.37 $97K 60,733
2026-01-21 SCHERBAKOV EUGENE A Director Sale 10b5-1 −1,403 $81.57 $114K 59,330
2026-01-21 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −1,306 $80.34 $105K 6,605,244
2026-01-21 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −12,075 $81.65 $986K 6,593,169
2026-01-20 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −7,659 $78.92 $604K 6,620,510
2026-01-20 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −13,960 $80.43 $1.1M 6,606,550
2026-01-16 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −14,511 $79.54 $1.2M 6,642,825
2026-01-16 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −14,656 $80.20 $1.2M 6,628,169
2026-01-15 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −571 $79.38 $45K 6,800,480
2026-01-15 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −7,381 $80.16 $592K 6,793,099
2026-01-14 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −3,667 $77.19 $283K 6,814,910
2026-01-14 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −13,159 $77.63 $1.0M 6,801,751
2026-01-14 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −700 $78.55 $55K 6,801,051
2026-01-13 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −16,752 $76.71 $1.3M 6,824,854
2026-01-13 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −6,277 $77.70 $488K 6,818,577
2026-01-12 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −16,065 $76.20 $1.2M 6,843,534
2026-01-12 Valentin Gapontsev Trust I 10% owner Sale 10b5-1 −1,928 $76.69 $148K 6,841,606
2025-12-24 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −10,560 $74.69 $789K 6,659,561
2025-12-24 IP FIBRE DEVICES LTD 10% owner Sale 10b5-1 −2,225 $75.11 $167K 6,657,336

Page 7 of 12 · 238 trades