InsidersTradesSigma
Total declarations
Companies
▲ Purchases (4 ops.)
▼ Sales (4 ops.)
Insider track record
Board DirectorDisclosed buys
4
Disclosed sells
4
T+90 hit rate
38%
T+90 mean return
-2.9%
Across 8 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by Harris Teresa A, Director. Director active across 2 companies, notably Altair Engineering Inc.. Cumulatively, 29 reports have been recorded. Split: 4 buys · 4 sells. Total volume traded: €588k. History available since 2 June 2021. The latest transaction was disclosed on 7 May 2025 (Levée d'options). Regulator: SEC (Form 4). The full history is free.
Declarations29 total
3,610 shares@ US$31.6315.1% of flowCommon Stock $0.01 Par ValueSEC:0001214659-25-007233:0
18,092 shares@ US$113.0081.3% of flowClass A Common StockSEC:0000950170-25-045364:0
450 shares@ US$111.0752.0% of flowClass A Common StockSEC:0001127602-25-008595:0
593 shares@ US$42.113.5% of flowCommon Stock, $0.01 par valueSEC:0001214659-25-003661:0
Canonical exit: 28 May 2025 (T+90)
2,700 shares@ US$111.613512.4% of flowClass A Common StockSEC:0001127602-25-007072:0
620 shares0Class A Common StockSEC:0001127602-24-026535:0
620 shares0Class A Common StockSEC:0001127602-24-024768:0
620 shares@ US$95.122.3% of flowClass A Common StockSEC:0001127602-24-024768:1
620 shares0Class A Common StockSEC:0001127602-24-023356:0
1,000 shares@ US$46.766.2% of flowCommon Stock $0.01 par valueSEC:0001214659-24-015446:0
Canonical exit: 25 Nov 2024 (T+90)
620 shares0Class A Common StockSEC:0001127602-24-021698:0
620 shares@ US$82.572.0% of flowClass A Common StockSEC:0001127602-24-021698:1
620 shares0Class A Common StockSEC:0001127602-24-020268:0
620 shares0Class A Common StockSEC:0001127602-24-017887:0
2,347 shares0Class A Common StockSEC:0001127602-24-014915:0
620 shares0Class A Common StockSEC:0001127602-24-014523:0
3,013 shares@ US$54.4822.7% of flowCommon Stock $0.01 Par ValueSEC:0001214659-24-008645:0
620 shares0Class A Common StockSEC:0001127602-24-012051:0
620 shares0Class A Common StockSEC:0001127602-24-008836:0
600 shares0Class A Common StockSEC:0001127602-23-029105:0
1,800 shares0Class A Common StockSEC:0001127602-23-027481:0
2,513 shares@ US$65.4922.3% of flowCommon Stock $0.01 Par ValueSEC:0001214659-23-006807:0
2,974 shares0Class A Common StockSEC:0001127602-23-015151:0
1,654 shares@ US$72.140.0084% mcap56.4% of flowCommon Stock $0.01 par valueSEC:0001214659-22-008203:0
3,934 shares0Class A Common StockSEC:0001127602-22-014341:0
25 of 29 declarations
About Harris Teresa A
Teresa A. Harris is a Board Member at Altair Engineering Inc and Ziff Davis, Inc. She is involved in overseeing the operations of these companies and formulating strategies aimed at enhancing performance. Her expertise in the technology sector is a valuable asset.
