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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.
Stocks
Altair Engineering Inc.

Altair Engineering Inc.ALTR

NASDAQTechnologySoftware—Application$111.85+0.00%

Price as of Mar 15, 3:30 PM EDT · delayed, not real-time

Specializing in simulation, high-performance computing, and data analytics solutions, this company serves industries ranging from aerospace to automotive. Its software and cloud offerings are critical for product design and digital transformation initiatives, making it a key player in engineering innovation. Investors monitor its growth as industries increasingly adopt digital engineering tools.

Market Cap: $9.6B52W Range: $75.71 – $113.12

Congressional Interest in Altair Engineering Inc. (ALTR)

5 members of Congress have disclosed 37 trades in Altair Engineering Inc. (ALTR), a Technology company. The buy/sell breakdown shows 26 purchases versus 11 sales, indicating net buying interest from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.

Total Disclosures
37
Unique Politicians
5
Buys
26
Sells
11

Who in Congress Is Trading ALTR?

DatePoliticianTypeAmountSecurity
2015-06-30John F Reedsell$1K – $15KStock
2015-05-21James M Inhofesell$15K – $50KStock
2014-07-28John F Reedbuy$1K – $15KOther
2014-03-28John F Reedbuy$1K – $15KOther
2012-10-07MICHAEL T. MCCAULsell$1K – $15KStock
2012-10-07MICHAEL T. MCCAULbuy$1K – $15KStock
2012-10-07MICHAEL T. MCCAULbuy$15K – $50KStock
2012-10-07MICHAEL T. MCCAULbuy$1K – $15KStock
2012-10-07MICHAEL T. MCCAULsell$50K – $100KStock
2011-11-08MICHAEL T. MCCAULbuy$15K – $50KStock
2011-08-10MICHAEL T. MCCAULbuy$1K – $15KStock
2011-08-04MICHAEL T. MCCAULbuy—Stock
2011-08-04MICHAEL T. MCCAULbuy$15K – $50KStock
2011-08-04MICHAEL T. MCCAULbuy$1K – $15KStock
2011-08-04MICHAEL T. MCCAULsell$1K – $15KStock
2011-05-05MICHAEL T. MCCAULbuy$15K – $50KStock
2011-05-05MICHAEL T. MCCAULsell$1K – $15KStock
2011-04-10MICHAEL T. MCCAULbuy$15K – $50KStock
2011-04-10MICHAEL T. MCCAULsell$1K – $15KStock
2011-04-04MICHAEL T. MCCAULbuy$1K – $15KStock
2010-08-07MICHAEL T. MCCAULbuy$1K – $15KStock
2010-02-07MICHAEL T. MCCAULbuy$1K – $15KStock
2009-02-01MICHAEL T. MCCAULbuy$1K – $15KStock
2009-02-01MICHAEL T. MCCAULbuy$1K – $15KStock
2008-04-09MICHAEL T. MCCAULsell—Stock
2008-04-09MICHAEL T. MCCAULbuy—Stock
2008-04-09MICHAEL T. MCCAULbuy—Stock
2008-03-09MICHAEL T. MCCAULsell—Stock
2008-03-09MICHAEL T. MCCAULbuy—Stock
2008-03-09MICHAEL T. MCCAULbuy—Stock
2008-01-07David P. Roebuy($99.25)Stock
2007-04-04MICHAEL T. MCCAULbuy(130,849.50)Stock
2007-04-04MICHAEL T. MCCAULbuy(130,849.50)Stock
2007-04-04MICHAEL T. MCCAULbuy$130,849.50Stock
2004-09-09Lamar Smithsell$1K – $15KStock
2001-02-09MICHAEL T. MCCAULsell$1K – $15KStock
2001-02-09MICHAEL T. MCCAULbuy$1K – $15KStock
John F Reedsell
2015-06-30$1K – $15K
Stock
James M Inhofesell
2015-05-21$15K – $50K
Stock
John F Reedbuy
2014-07-28$1K – $15K
Other
John F Reedbuy
2014-03-28$1K – $15K
Other
MICHAEL T. MCCAULsell
2012-10-07$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2012-10-07$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2012-10-07$15K – $50K
Stock
MICHAEL T. MCCAULbuy
2012-10-07$1K – $15K
Stock
MICHAEL T. MCCAULsell
2012-10-07$50K – $100K
Stock
MICHAEL T. MCCAULbuy
2011-11-08$15K – $50K
Stock
MICHAEL T. MCCAULbuy
2011-08-10$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2011-08-04—
Stock
MICHAEL T. MCCAULbuy
2011-08-04$15K – $50K
Stock
MICHAEL T. MCCAULbuy
2011-08-04$1K – $15K
Stock
MICHAEL T. MCCAULsell
2011-08-04$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2011-05-05$15K – $50K
Stock
MICHAEL T. MCCAULsell
2011-05-05$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2011-04-10$15K – $50K
Stock
MICHAEL T. MCCAULsell
2011-04-10$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2011-04-04$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2010-08-07$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2010-02-07$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2009-02-01$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2009-02-01$1K – $15K
Stock
MICHAEL T. MCCAULsell
2008-04-09—
Stock
MICHAEL T. MCCAULbuy
2008-04-09—
Stock
MICHAEL T. MCCAULbuy
2008-04-09—
Stock
MICHAEL T. MCCAULsell
2008-03-09—
Stock
MICHAEL T. MCCAULbuy
2008-03-09—
Stock
MICHAEL T. MCCAULbuy
2008-03-09—
Stock
David P. Roebuy
2008-01-07($99.25)
Stock
MICHAEL T. MCCAULbuy
2007-04-04(130,849.50)
Stock
MICHAEL T. MCCAULbuy
2007-04-04(130,849.50)
Stock
MICHAEL T. MCCAULbuy
2007-04-04$130,849.50
Stock
Lamar Smithsell
2004-09-09$1K – $15K
Stock
MICHAEL T. MCCAULsell
2001-02-09$1K – $15K
Stock
MICHAEL T. MCCAULbuy
2001-02-09$1K – $15K
Stock

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