InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (11 ops.)
Insider track record
ExecutiveDisclosed buys
1
Disclosed sells
11
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the detailed record of transactions filed by Kritzmacher John A, Director. Insider active across 3 companies, notably InterDigital, Inc.. Aggregated, 49 filings have been recorded. Split: 1 buy · 11 sells. Total volume traded: €2.9m. Activity tracked since 30 April 2021. The latest transaction was disclosed on 22 July 2026 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Kritzmacher John A
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations49 total
2.448 shares0Common StockSEC:0001628280-26-049481:0
1.94 shares0Common StockSEC:0001628280-26-027006:0
82,305 shares0Common StockSEC:0001194009-26-000002:0
2.195 shares0Common StockSEC:0001628280-26-004285:0
1,250 shares@ US$331.000.0043% mcap21.1% of flowCommon StockSEC:0001628280-25-058782:0
1,250 shares@ US$357.370.0047% mcap23.0% of flowCommon StockSEC:0001628280-25-056231:0
1,250 shares@ US$346.6217.5% of flowCommon StockSEC:0001628280-25-054208:0
1,250 shares@ US$360.6321.9% of flowCommon StockSEC:0001628280-25-051314:0
1.998 shares0Common StockSEC:0001628280-25-046162:0
2.732 shares0Common StockSEC:0001628280-25-035993:0
1,036 shares0Common StockSEC:0001628280-25-031133:0
243 shares@ US$225.883.5% of flowCommon StockSEC:0001628280-25-030609:0
0.678 shares@ US$223.510.0% of flowCommon StockSEC:0001628280-25-030198:0
5.408 shares0Common StockSEC:0001628280-25-020003:0
44,643 shares0Common StockSEC:0001062993-25-003723:0
4.495 shares0Common StockSEC:0001628280-25-002495:0
5.134 shares0Common StockSEC:0001628280-24-043744:0
2,500 shares@ US$138.7214.5% of flowCommon StockSEC:0001628280-24-041128:0
5.643 shares0Common StockSEC:0001628280-24-033084:0
769 shares@ US$115.283.8% of flowCommon StockSEC:0001628280-24-027811:0
0.607 shares@ US$117.300.0% of flowCommon StockSEC:0001628280-24-027502:0
1,711 shares0Common StockSEC:0001405495-24-000083:0
8.789 shares0Common StockSEC:0001628280-24-018652:0
36,037 shares0Common StockSEC:0001062993-24-004751:0
8.299 shares0Common StockSEC:0001405495-24-000026:0
25 of 49 declarations
About Kritzmacher John A
KRITZMACHER JOHN A is Director. The record shows 48 filings in total, and across the 48 sampled filings, the volumes cover the period from 2016-01-29 to 2026-04-24, with sum_buy_eur at 2390 and sum_sell_eur at 2927925. The main filings concern John Wiley & Sons, INC. and InterDigital, Inc., and the modal_transaction_nature is Attribution.
