InsiderFlow

KRITZMACHER JOHN A

IDCC

KRITZMACHER JOHN A serves as Director at InterDigital, Inc. (IDCC). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$2.3K

Total Sells

11 trades

$2.53M

Net Position

Net Seller

$2.53M

Companies Traded

1

IDCC

Active Period

Jun 2021 – Dec 2025

12 total trades

Most Recent

Sell IDCC

Dec 23, 2025 · $413.8K

KRITZMACHER JOHN A's Insider Trading at InterDigital, Inc. (IDCC)

Buys

1 · $2.3K

Sells

11 · $2.53M

Total Shares Bought

49

Total Shares Sold

11,719

IDCC Price Chart
Loading chart...
DateTypeSharesAvg PriceValueShares After
Dec 23, 2025Sell1,250$331.00$413.8K0
Dec 9, 2025Sell1,250$357.37$446.7K0
Nov 25, 2025Sell1,250$346.62$433.3K0
Nov 11, 2025Sell1,250$360.63$450.8K0
Jun 9, 2025Sell519$226.65$117.6K0
Jun 5, 2025Sell1$151.58$151.580
Sep 23, 2024Sell2,500$138.72$346.8K20,278.6
Jun 12, 2024Sell769$115.28$88.7K22,773
Jun 21, 2023Buy49$47.32$2.3K21,795
Jun 9, 2023Sell1,030$86.17$88.8K19,584
Jun 7, 2022Sell814$66.83$54.4K20,547
Jun 9, 2021Sell1,086$83.24$90.4K18,434
KRITZMACHER JOHN A Insider Trading Activity | InterDigital, Inc. | InsiderFlow