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Tracking congressional stock trades from public STOCK Act Periodic Transaction Reports (PTRs) filed by members of the US House and Senate.

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© 2026 Congress Stock Tracker. Data from public STOCK Act filings.For informational purposes only. Not financial advice.
Politicians
WC

William Cassidy

UnknownSenator, Unknown
Net Worth & Portfolio
Total Trades
169
Trade Volume
$1.4M
Midpoint of disclosed ranges
Issuers
57
Unique tickers
Last Traded
2020-11-05
Est. Net Worth
N/A

About William Cassidy

William Cassidy is a current member of the U.S. Senate. Publicly available records for this profile do not specify his party affiliation, state representation, committee assignments, or initial year of service. He continues to serve in the Senate as of the present term.

William Cassidy has disclosed 169 trades with an estimated total trading volume of $1.4 million, placing him among the more active Senate traders by transaction count. His trading activity shows a tilt toward selling, with 101 sales compared to 68 purchases. The most frequently traded stocks in his portfolio are Apple (AAPL) with 11 trades, followed by Medtronic (MDT), Lowe’s (LOW), Procter & Gamble (PG), and Microsoft (MSFT) with six trades each. By sector, his activity is concentrated in Technology (32 trades), Healthcare (19), and Communication Services (15), with additional exposure to Consumer Cyclical (11) and Energy (10).

William Cassidy's Trades

Trading Activity

Page 4: 19 of 169 trades
DateAssetTypeOwnerAmount
2016-03-31AMDDISbuySP$1K – $15K
2016-03-31AMDCSCObuySP$1K – $15K
2016-03-31AMDBLKbuySP$1K – $15K
2016-03-31AMDABTbuySP$1K – $15K
2016-03-31AMDAFLbuySP$1K – $15K
2016-03-29AMDYACKXsellSP$1K – $15K
2016-02-09COPsellSP$1K – $15K
2016-02-09SLBbuySP$1K – $15K
2016-01-05INTCsellSP$1K – $15K
2016-01-05CMIbuySP$1K – $15K
2016-01-05AAPLbuySP$1K – $15K
2015-12-30AMDINTCsellSP$1K – $15K
2015-12-30AMDCMIbuySP$1K – $15K
2015-12-30AMDAAPLbuySP$1K – $15K
2015-09-18GNTBONDsellJT$1K – $15K
2015-08-27IHEbuySP$1K – $15K
2015-08-27CATbuySP$1K – $15K
2015-07-16NBLbuyJT$1K – $15K
2015-07-08OXYbuySP$1K – $15K
DISbuy
2016-03-31AMD$1K – $15K
Owner: SP
CSCObuy
2016-03-31AMD$1K – $15K
Owner: SP
BLKbuy
2016-03-31AMD$1K – $15K
Owner: SP
ABTbuy
2016-03-31AMD$1K – $15K
Owner: SP
AFLbuy
2016-03-31AMD$1K – $15K
Owner: SP
YACKXsell
2016-03-29AMD$1K – $15K
Owner: SP
COPsell
2016-02-09$1K – $15K
Owner: SP
SLBbuy
2016-02-09$1K – $15K
Owner: SP
INTCsell
2016-01-05$1K – $15K
Owner: SP
CMIbuy
2016-01-05$1K – $15K
Owner: SP
AAPLbuy
2016-01-05$1K – $15K
Owner: SP
INTCsell
2015-12-30AMD$1K – $15K
Owner: SP
CMIbuy
2015-12-30AMD$1K – $15K
Owner: SP
AAPLbuy
2015-12-30AMD$1K – $15K
Owner: SP
GNTsell
2015-09-18$1K – $15K
Owner: JT
IHEbuy
2015-08-27$1K – $15K
Owner: SP
CATbuy
2015-08-27$1K – $15K
Owner: SP
NBLbuy
2015-07-16$1K – $15K
Owner: JT
OXYbuy
2015-07-08$1K – $15K
Owner: SP
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