KRITZMACHER JOHN A Insider Trading Activity

Average Profitability
56.03%
Insider Buys Quantity
1
Insider Buys Sum
$2,318.68
Insider Sells Quantity
22
Insider Sells Sum
$6.95M

Insider Activity of KRITZMACHER JOHN A

According to the SEC Form 4 filings, KRITZMACHER JOHN A, being in a position of

  1. director at InterDigital, Inc.,
    оver the last 12 months, has bought 0 shares, and sold 5365 shares for $1.85M,
    over all time since 2013-04-30, has bought 49 shares for $2,319, and sold 40507 shares for $4.14M.

Biography of KRITZMACHER JOHN A

No biography is available at this moment.

Statistics of Insider Transactions Last Year

Amount of Insider Buys and Sells by Stocks

Buys
 $000
Sells
 $1,845,4995100

Comparison of Insiders on Amount of Buys and Sells

2026-06-12SaleInterDigital, Inc.
IDCC
director
365
0.0014%
$276.64$100,974+15.38%
2025-12-23SaleInterDigital, Inc.
IDCC
director
1,250
0.0048%
$331.00$413,750+0.18%
2025-12-09SaleInterDigital, Inc.
IDCC
director
1,250
0.0048%
$357.37$446,713-9.41%
2025-11-25SaleInterDigital, Inc.
IDCC
director
1,250
0.0051%
$346.62$433,275-7.68%
2025-11-11SaleInterDigital, Inc.
IDCC
director
1,250
0.0047%
$360.63$450,788-11.1%
2025-06-09SaleInterDigital, Inc.
IDCC
director
519
0.002%
$226.65$117,632+44.2%
2024-09-20SaleInterDigital, Inc.
IDCC
director
2,500
0.01%
$138.72$346,800+52.06%
2024-06-11SaleInterDigital, Inc.
IDCC
director
769
0.003%
$115.28$88,650+59.03%
2023-06-07SaleInterDigital, Inc.
IDCC
director
1,030
0.0036%
$86.17$88,755+13.78%
2022-10-11PurchaseInterDigital, Inc.
IDCC
director
49
0.0002%
$47.32$2,319+56.02%
2022-06-06SaleInterDigital, Inc.
IDCC
814
0.0027%
$66.83$54,400-7.77%
2021-07-14SaleJohn Wiley & Sons, Inc.
WLY
CFO and EVP
15,771
0.0289%
$58.30$919,449-5.34%
2021-06-14SaleJohn Wiley & Sons, Inc.
WLY
CFO and EVP
15,000
0.0274%
$57.38$860,700-2.14%
2021-06-07SaleInterDigital, Inc.
IDCC
director
2,172
0.007%
$83.24$180,797-18.47%
2020-07-13SaleInterDigital, Inc.
IDCC
director
1,938
0.0032%
$28.11$54,477+16.02%
2019-06-04SaleInterDigital, Inc.
IDCC
director
1,550
0.0049%
$64.84$100,502-14.05%
2018-07-17SaleJohn Wiley & Sons, Inc.
WLY
CFO and EVP, Operations
7,744
0.0133%
$67.50$522,720-23.96%
2018-07-11SaleJohn Wiley & Sons, Inc.
WLY
CFO and EVP, Operations
22,209
0.0386%
$65.10$1.45M-19.9%
2018-06-19SaleJohn Wiley & Sons, Inc.
WLY
CFO and EVP, Operations
12,791
0.0225%
$66.72$853,352-19.76%
2018-06-15SaleInterDigital, Inc.
IDCC
director
1,500
0.0043%
$85.10$127,650-14.12%
Total: 29
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