39 transactions on file, per SEC Form 4 filings.
See IPGP superinvestor activity →Valentin Gapontsev Trust I
10% owner · 2026-09-02
Sold
$347K
Valentin Gapontsev Trust I
10% owner · 2026-09-02
Sold
$360K
Valentin Gapontsev Trust I
10% owner · 2026-09-01
Sold
$1.4M
PEELER JOHN R
director · 2026-08-26
Bought
$86K
PEELER JOHN R
director · 2026-08-26
Bought
$113K
Bucher Paulus
SVP, Global Operations · 2026-08-08
Tax withholding
$60K
IP FIBRE DEVICES LTD
10% owner · 2026-08-05
Sold
$1.1M
IP FIBRE DEVICES LTD
10% owner · 2026-08-05
Sold
$128K
IP FIBRE DEVICES LTD
10% owner · 2026-08-05
Sold
$423K
IP FIBRE DEVICES LTD
10% owner · 2026-08-05
Sold
$54K
IP FIBRE DEVICES LTD
10% owner · 2026-08-04
Sold
$1.2M
IP FIBRE DEVICES LTD
10% owner · 2026-07-31
Sold
$2.2M
IP FIBRE DEVICES LTD
10% owner · 2026-07-31
Sold
$44K
IP FIBRE DEVICES LTD
10% owner · 2026-07-31
Sold
$17K
IP FIBRE DEVICES LTD
10% owner · 2026-07-31
Sold
$27K
SCHERBAKOV EUGENE A
director · 2026-07-31
Sold
$67K
SCHERBAKOV EUGENE A
director · 2026-07-31
Sold
$17K
SCHERBAKOV EUGENE A
director · 2026-07-31
Sold
$26K
SCHERBAKOV EUGENE A
director · 2026-07-31
Sold
$21K
Valentin Gapontsev Trust I
10% owner · 2026-07-21
Sold
$100K
Valentin Gapontsev Trust I
10% owner · 2026-07-21
Sold
$719K
Valentin Gapontsev Trust I
10% owner · 2026-07-21
Sold
$2.5M
Valentin Gapontsev Trust I
10% owner · 2026-07-21
Sold
$2.5M
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$184K
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$243K
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$1.8M
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$1.4M
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$1.7M
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$283K
IP FIBRE DEVICES LTD
10% owner · 2026-06-29
Sold
$1.2M
Lopresti Angelo P
SVP, Secretary & Gen Counsel · 2026-06-29
Sold
$110K
SCHERBAKOV EUGENE A
director · 2026-06-29
Sold
$98K
SCHERBAKOV EUGENE A
director · 2026-06-29
Sold
$25K
SCHERBAKOV EUGENE A
director · 2026-06-29
Sold
$10K
SCHERBAKOV EUGENE A
director · 2026-06-29
Sold
$0K
SCHERBAKOV EUGENE A
director · 2026-06-29
Sold
$21K
Agnes Tang
director · 2026-06-22
Sold
$91K
Agnes Tang
director · 2026-06-22
Sold
$63K
Agnes Tang
director · 2026-06-22
Sold
$24K
Each row links to the underlying SEC filing. Sells are shown for transparency, not as a signal — see the insider trading article for why.
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