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Congress Stock Tracker

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.
Stocks
Alexion Pharmaceuticals, Inc.

Alexion Pharmaceuticals, Inc.ALXN

NASDAQHealthcareBiotechnology$182.50+0.00%

A biotechnology company focused on developing therapies for rare and life‑threatening diseases, particularly those involving the complement system of the immune response. Its flagship drugs, including Soliris and Ultomiris, became major treatments for ultra‑rare blood and neurological disorders and ...

Market Cap: $052W Range: $99.91 – $187.45

Congressional Interest in Alexion Pharmaceuticals, Inc. (ALXN)

3 members of Congress have disclosed 50 trades in Alexion Pharmaceuticals, Inc. (ALXN), a Healthcare company. The buy/sell breakdown shows 32 purchases versus 18 sales, indicating net buying interest from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.

Total Disclosures
50
Unique Politicians
3
Buys
32
Sells
18

Who in Congress Is Trading ALXN?

DatePoliticianTypeAmountSecurity
2017-05-11MICHAEL T. MCCAULsell$15K – $50KStock
2017-05-08MICHAEL T. MCCAULsell$1K – $15KStock

Related

All stocks traded by CongressFull trade feedMost active tradersAbout the STOCK ActReport missing trade
2017-05-04MICHAEL T. MCCAULbuy$1K – $15KStock
2017-05-03MICHAEL T. MCCAULsell$1K – $15KStock
2017-02-24MICHAEL T. MCCAULsell$1K – $15KStock
2017-02-17MICHAEL T. MCCAULsell$1K – $15KStock
2017-01-26MICHAEL T. MCCAULsell$1K – $15KStock
2017-01-06JAMES R. LANGEVINsell$15K – $50KStock
2016-12-30MICHAEL T. MCCAULsell$1K – $15KStock
2016-12-15MICHAEL T. MCCAULbuy$1K – $15KStock
2016-12-14MICHAEL T. MCCAULbuy$1K – $15KStock
2016-12-13MICHAEL T. MCCAULbuy$1K – $15KStock
2016-11-16MICHAEL T. MCCAULbuy$1K – $15KStock
2016-11-11MICHAEL T. MCCAULbuy$1K – $15KStock
2016-11-10MICHAEL T. MCCAULsell$1K – $15KStock
2016-11-10MICHAEL T. MCCAULsell$1K – $15KStock
2016-11-03MICHAEL T. MCCAULbuy$15K – $50KStock
2016-10-31MICHAEL T. MCCAULbuy$50K – $100KStock
2016-10-13MICHAEL T. MCCAULbuy$1K – $15KStock
2016-10-05MICHAEL T. MCCAULsell$1K – $15KStock
2016-10-05MICHAEL T. MCCAULsell$1K – $15KStock
2016-10-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-10-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-10-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-10-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-10-04MICHAEL T. MCCAULsell$1K – $15KStock
2016-10-03MICHAEL T. MCCAULsell$1K – $15KStock
2016-07-14MICHAEL T. MCCAULbuy$1K – $15KStock
2016-07-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-07-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-07-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-07-05MICHAEL T. MCCAULbuy$1K – $15KStock
2016-06-27MICHAEL T. MCCAULbuy$1K – $15KStock
2016-06-20JAMES B. RENACCIsell$15K – $50KStock
2016-06-20JAMES B. RENACCIsell$1K – $15KStock
2016-06-14MICHAEL T. MCCAULbuy$1K – $15KStock
2016-06-13MICHAEL T. MCCAULbuy$1K – $15KStock
2016-06-10MICHAEL T. MCCAULbuy$1K – $15KStock
2016-06-07MICHAEL T. MCCAULbuy$1K – $15KStock
2016-05-17MICHAEL T. MCCAULbuy$1K – $15KStock
2016-05-09MICHAEL T. MCCAULbuy$1K – $15KStock
2016-03-24JAMES B. RENACCIbuy$1K – $15KStock
2016-02-22MICHAEL T. MCCAULbuy$1K – $15KStock
2016-01-26MICHAEL T. MCCAULbuy$1K – $15KStock
2016-01-12JAMES B. RENACCIbuy$50K – $100KStock
2015-12-18MICHAEL T. MCCAULsell$1K – $15KStock
2015-12-17MICHAEL T. MCCAULbuy$1K – $15KStock
2015-12-17MICHAEL T. MCCAULbuy$1K – $15KStock
2015-12-15MICHAEL T. MCCAULbuy$1K – $15KStock
2015-12-15MICHAEL T. MCCAULsell$1K – $15KStock
MICHAEL T. MCCAULsell
2017-05-11$15K – $50K
Stock
MICHAEL T. MCCAULsell
2017-05-08$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2017-05-04$1K – $15K
Stock
MICHAEL T. MCCAULsell
2017-05-03$1K – $15K
Stock
MICHAEL T. MCCAULsell
2017-02-24$1K – $15K
Stock
MICHAEL T. MCCAULsell
2017-02-17$1K – $15K
Stock
MICHAEL T. MCCAULsell
2017-01-26$1K – $15K
Stock
JAMES R. LANGEVINsell
2017-01-06$15K – $50K
Stock
MICHAEL T. MCCAULsell
2016-12-30$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-12-15$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-12-14$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-12-13$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-11-16$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-11-11$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-11-10$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-11-10$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-11-03$15K – $50K
Stock
MICHAEL T. MCCAULbuy
2016-10-31$50K – $100K
Stock
MICHAEL T. MCCAULbuy
2016-10-13$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-10-05$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-10-04$1K – $15K
Stock
MICHAEL T. MCCAULsell
2016-10-03$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-07-14$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-07-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-07-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-07-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-07-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-06-27$1K – $15K
Stock
JAMES B. RENACCIsell
2016-06-20$15K – $50K
Stock
JAMES B. RENACCIsell
2016-06-20$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-06-14$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-06-13$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-06-10$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-06-07$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-05-17$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-05-09$1K – $15K
Stock
JAMES B. RENACCIbuy
2016-03-24$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-02-22$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2016-01-26$1K – $15K
Stock
JAMES B. RENACCIbuy
2016-01-12$50K – $100K
Stock
MICHAEL T. MCCAULsell
2015-12-18$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2015-12-17$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2015-12-17$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2015-12-15$1K – $15K
Stock
MICHAEL T. MCCAULsell
2015-12-15$1K – $15K
Stock
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