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SEI Investments Company (SEIC) Insider Trading

Total insider buys:
  • $13,004,390.64
Total insider sells:
  • $400,652,647.12
Most recent insider trade:
  • March 11, 2026
Most active insider trader:
  • Alfred P West Jr
Trader NameDateTitleAmountPriceTypeTotal Value
March 13, 2015Insider15,250$42.55Sell$648,887.50
March 11, 2015EVP25,000$42.76Sell$1,069,000.00
March 11, 2015Major Shareholder39,611$42.57Sell$1,686,240.27
March 6, 2015Major Shareholder6,200$42.29Sell$262,198.00
March 3, 2015EVP8,211$43.01Sell$353,155.11
March 3, 2015Major Shareholder49,139$43.26Sell$2,125,753.14
Feb. 27, 2015EVP21,000$43.25Sell$908,250.00
Feb. 25, 2015EVP20,000$43.49Sell$869,800.00
Feb. 20, 2015EVP10,000$43.01Sell$430,100.00
Feb. 20, 2015Director2,000$43.36Sell$86,720.00
Feb. 17, 2015Director8,000$43.29Sell$346,320.00
Dec. 31, 2014Director5,000$40.25Sell$201,250.00
Dec. 10, 2014EVP3,300$40.76Sell$134,508.00
Dec. 5, 2014EVP25,000$40.70Sell$1,017,500.00
Nov. 7, 2014Major Shareholder70,000$39.01Sell$2,730,700.00
Nov. 7, 2014EVP7,500$39.23Sell$294,225.00
Nov. 6, 2014Major Shareholder55,000$38.66Sell$2,126,300.00
Nov. 5, 2014Major Shareholder55,000$38.66Sell$2,126,300.00
Oct. 27, 2014EVP10,000$36.87Sell$368,700.00
Sept. 3, 2014Director5,000$37.64Sell$188,200.00
Sept. 2, 2014Director5,000$37.72Sell$188,600.00
Sept. 2, 2014EVP10,000$37.82Sell$378,200.00
Aug. 26, 2014EVP10,000$37.14Sell$371,400.00
Aug. 22, 2014EVP10,000$36.84Sell$368,400.00
Aug. 19, 2014Director7,500$36.64Sell$274,800.00
Aug. 11, 2014Major Shareholder15,000$35.95Sell$539,250.00
Aug. 6, 2014EVP10,000$36.28Sell$362,800.00
Aug. 4, 2014EVP10,000$35.71Sell$357,100.00
July 31, 2014EVP40,000$35.73Sell$1,429,200.00
July 30, 2014EVP10,000$36.18Sell$361,800.00
July 29, 2014EVP5,000$35.98Sell$179,900.00
July 29, 2014Director8,000$35.91Sell$287,280.00
July 28, 2014EVP25,000$35.90Sell$897,500.00
July 25, 2014EVP11,000$35.85Sell$394,350.00
May 13, 2014EVP60,000$32.36Sell$1,941,600.00
May 12, 2014EVP10,000$32.49Sell$324,900.00
May 9, 2014EVP14,000$32.17Sell$450,380.00
May 1, 2014major shareholder47,000$32.37Sell$1,521,390.00
April 30, 2014Director65,000$32.23Sell$2,094,950.00
March 27, 2014Director20,000$33.53Sell$670,600.00
March 26, 2014EVP6,000$34.57Sell$207,420.00
March 24, 2014EVP60,000$34.08Sell$2,044,800.00
March 17, 2014major shareholder16,345$33.56Sell$548,538.20
March 14, 2014EVP30,000$32.97Sell$989,100.00
March 7, 2014major shareholder25,000$33.77Sell$844,250.00
March 4, 2014major shareholder25,000$34.05Sell$851,250.00
March 4, 2014EVP19,500$34.03Sell$663,585.00
Feb. 28, 2014major shareholder40,539$34.16Sell$1,384,812.24
Feb. 26, 2014major shareholder4,416$34.01Sell$150,188.16
Feb. 7, 2014EVP25,000$34.14Sell$853,500.00
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  • Insiders are both buying and selling SEI Investments Company stock.

  • The insider traders at SEI Investments Company are: Alfred P West Jr, Wayne Withrow, N Jeffrey Klauder, Dennis Mcgonigle, Joseph P Ujobai, William Doran, Sarah Blumenstein, Stephen Meyer, Alfred West, Jr., Richard Lieb, Kathryn Mccarthy, Kevin Barr, Kathy Heilig, Paul Klauder, Ryan Hicke, Carmen Romeo, Michael Peterson, Robert Crudup, Edward Loughlin, Mark Andrew Warner, Carl Guarino, Joseph Ujobai, Joseph P. Ujobai, Sanjay Sharma, Sei Investments Co, Philip Mccabe, and Alfred P. West, Jr.

  • The most active insider trader at SEI Investments Company is Alfred P West Jr with 70 trades.

  • Alfred P West Jr has sold the most SEI Investments Company stock with a total value of $229,488,271.81.

  • Sei Investments Co has bought the most SEI Investments Company stock with a total value of $24,800,000.00.

  • The most recent insider trade for SEI Investments Company was on March 11, 2026.

  • The single biggest insider buy for SEI Investments Company was from Sei Investments Co with a total value of $12,400,000.00 on Oct. 31, 2023.

  • The single biggest insider sell for SEI Investments Company was from Alfred P West Jr with a total value of $11,376,062.95 on Nov. 28, 2018.