InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
3
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 Mackay Leo S. Jr., Director. Officer active across 2 companies, notably Cognizant Technology Solutions CORP. Aggregated, 16 filings have been recorded. Split: 0 buy · 3 sells. Total volume traded: €403k. Activity tracked since 3 January 2022. The latest transaction was disclosed on 5 January 2026 (Attribution). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Mackay Leo S. Jr.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations16 total
1,686 shares0Common Stock, $.01 Par ValueSEC:0001558398-26-000002:0
606 shares@ US$80.324.5% of flowClass A Common StockSEC:0001058290-25-000195:0
1,600 shares@ US$87.4114.9% of flowClass A Common StockSEC:0001058290-25-000019:0
1,911 shares0Common Stock, $.01 Par ValueSEC:0001002910-25-000023:0
3,582 sharesClass A Common StockSEC:0001058290-24-000218:0
723 shares@ US$65.354.8% of flowClass A Common StockSEC:0001058290-24-000184:0
2,028 shares0Common Stock, $.01 Par ValueSEC:0001002910-24-000015:0
1,593 shares@ US$61.9910.0% of flowClass A Common StockSEC:0001058290-23-000235:0
2,834 sharesClass A Common StockSEC:0001058290-23-000217:0
1,696 shares0Common Stock, $.01 Par ValueSEC:0001002910-23-000025:0
3,300 shares@ US$52.793319.3% of flowClass A Common StockSEC:0001058290-22-000327:0
2,949 sharesClass A Common StockSEC:0001058290-22-000155:0
1,426 shares@ US$59.630.0002% mcap17.4% of flowClass A Common StockSEC:0001058290-22-000119:0
6,371 shares@ US$65.6040.3% of flowClass A Common StockSEC:0001058290-22-000078:0
1,694 shares0Common Stock, $.01 Par ValueSEC:0001002910-22-000009:0
3,939 sharesClass A Common StockSEC:0001058290-21-000155:0
16 of 16 declarations
About Mackay Leo S. Jr.
Mackay Leo S. Jr. is Administrateur at Cognizant Technology Solutions CORP and AMEREN CORP. He has 16 filings in total, and across the sampled recent filings from 2021-06-04 to 2026-01-07, buys amount to EUR 0 and sells to EUR 402811, with Attribution as the most frequent transaction nature.
