SEIC insider transactions

Director Mccarthy Kathryn sold $910,700 worth of shares (10,000 units at $91.07) and exercised 10,000 shares at a strike of $49.63 (SEC Form 4)

In Remarks Warner Mark Andrew exercised 4,000 shares at a strike of $48.47 and sold $364,640 worth of shares (4,000 units at $91.16) (SEC Form 4)

Officer Mccabe Philip sold $1,377,300 worth of shares (15,000 units at $91.82), decreasing direct ownership by 21% to 54,884 units (SEC Form 4)

Officer Sharma Sanjay exercised 25,000 shares at a strike of $49.63 and sold $2,253,013 worth of shares (25,000 units at $90.12) (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 10,000 shares at a strike of $48.47 and sold $900,000 worth of shares (10,000 units at $90.00) (SEC Form 4)

Amendment: SEC Form 4 filed by Hicke Ryan

SEC Form 4 filed by Hicke Ryan

SEC Form 4 filed by Denham Sean

Chairman Emeritus West Alfred P Jr sold $5,003,142 worth of shares (62,447 units at $80.12), decreasing direct ownership by 0.90% to 6,875,783 units (SEC Form 4)

Warner Mark Andrew was granted 4,000 shares and sold $326,960 worth of shares (4,000 units at $81.74) (SEC Form 4)

CHIEF EXECUTIVE OFFICER Hicke Ryan exercised 80,000 shares at a strike of $61.30 and sold $6,989,060 worth of shares (80,000 units at $87.36) (SEC Form 4)

Chairman Emeritus West Alfred P Jr covered exercise/tax liability with 3,482 shares, decreasing direct ownership by 0.05% to 6,938,230 units (SEC Form 4)

Director Romeo Carmen gifted 15,500 shares, decreasing direct ownership by 0.98% to 1,560,293 units (SEC Form 4)

Director Mccarthy Kathryn covered exercise/tax liability with 24 shares, decreasing direct ownership by 0.03% to 77,883 units (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael covered exercise/tax liability with 1,063 shares, decreasing direct ownership by 5% to 20,148 units (SEC Form 4)

Executive Chairman West Alfred P Jr covered exercise/tax liability with 1,100 shares, decreasing direct ownership by 0.02% to 6,941,712 units (SEC Form 4)

Warner Mark Andrew covered exercise/tax liability with 379 shares, decreasing direct ownership by 29% to 921 units (SEC Form 4)

Officer Mccabe Philip covered exercise/tax liability with 1,094 shares, decreasing direct ownership by 2% to 69,884 units (SEC Form 4)

Director Doran William sold $586,950 worth of shares (7,000 units at $83.85), decreasing direct ownership by 1% to 623,802 units (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael was granted 7,711 shares, increasing direct ownership by 57% to 21,211 units (SEC Form 4)

Executive Vice President, CFO Denham Sean was granted 13,254 shares, increasing direct ownership by 25% to 65,431 units (SEC Form 4)

Officer Mccabe Philip was granted 8,434 shares, increasing direct ownership by 13% to 70,978 units (SEC Form 4)

Executive Vice President Lane Michael was granted 8,916 shares, increasing direct ownership by 27% to 41,981 units (SEC Form 4)

Officer Sharma Sanjay was granted 15,934 shares, increasing direct ownership by 67% to 39,829 units (SEC Form 4)

CHIEF EXECUTIVE OFFICER Hicke Ryan was granted 25,904 shares, increasing direct ownership by 15% to 197,164 units (SEC Form 4)

Director Naratil Thomas C. was granted 2,266 shares, increasing direct ownership by 109% to 4,342 units (SEC Form 4)

Director Mccarthy Kathryn was granted 2,266 shares, increasing direct ownership by 3% to 77,907 units (SEC Form 4)

Director Brassington Jonathan was granted 2,266 shares, increasing direct ownership by 57% to 6,207 units (SEC Form 4)

Director Romeo Carmen was granted 2,266 shares, increasing direct ownership by 0.14% to 1,575,793 units (SEC Form 4)

Director Guarino Carl was granted 2,266 shares, increasing direct ownership by 14% to 18,308 units (SEC Form 4)

Director Risi Karin A. was granted 2,266 shares, increasing direct ownership by 109% to 4,342 units (SEC Form 4)

Director Doran William was granted 2,266 shares, increasing direct ownership by 0.36% to 630,802 units (SEC Form 4)

Officer Mccabe Philip exercised 12,000 shares at a strike of $53.34 and sold $973,320 worth of shares (12,000 units at $81.11) (SEC Form 4)

Executive Chairman West Alfred P Jr sold $2,003,150 worth of shares (24,770 units at $80.87) and exercised 30,000 shares at a strike of $53.34, increasing direct ownership by 0.08% to 6,942,812 units (SEC Form 4)

Director Doran William exercised 10,000 shares at a strike of $53.34, increasing direct ownership by 2% to 628,536 units (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 25,000 shares at a strike of $54.34 and sold $2,105,250 worth of shares (25,000 units at $84.21) (SEC Form 4)

Director Romeo Carmen sold $420,050 worth of shares (5,000 units at $84.01) and exercised 5,000 shares at a strike of $53.34 (SEC Form 4)

Officer Mccabe Philip exercised 12,000 shares at a strike of $53.34, increasing direct ownership by 24% to 62,544 units (SEC Form 4)

Director Mccarthy Kathryn exercised 10,000 shares at a strike of $53.34 and sold $856,600 worth of shares (10,000 units at $85.66) (SEC Form 4)

Director Guarino Carl exercised 10,000 shares at a strike of $53.34 and sold $864,100 worth of shares (10,000 units at $86.41) (SEC Form 4)

Executive Vice President Lane Michael covered exercise/tax liability with 3,935 shares, decreasing direct ownership by 11% to 33,065 units (SEC Form 4)

CHIEF EXECUTIVE OFFICER Hicke Ryan exercised 35,000 shares at a strike of $49.63 and sold $3,090,500 worth of shares (35,000 units at $88.30) (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 7,089 shares at a strike of $61.81 and sold $627,731 worth of shares (7,089 units at $88.55) (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 684 shares at a strike of $61.81 and sold $60,664 worth of shares (684 units at $88.69) (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 4,727 shares at a strike of $61.81 and sold $418,387 worth of shares (4,727 units at $88.51) (SEC Form 4)

Warner Mark Andrew exercised 5,000 shares at a strike of $49.63 and sold $443,750 worth of shares (5,000 units at $88.75) (SEC Form 4)

Director Naratil Thomas C. was granted 2,076 shares (SEC Form 4)

SEC Form 3 filed by new insider Naratil Thomas C.

Director Risi Karin A. was granted 2,076 shares (SEC Form 4)

SEC Form 3 filed by new insider Risi Karin A.

Executive Chairman West Alfred P Jr sold $12,006,823 worth of shares (141,126 units at $85.08), decreasing direct ownership by 2% to 6,937,582 units (SEC Form 4)

CHIEF EXECUTIVE OFFICER Hicke Ryan sold $1,750,560 worth of shares (21,000 units at $83.36) and exercised 24,000 shares at a strike of $53.34, increasing direct ownership by 2% to 171,260 units (SEC Form 4)

EXECUTIVE VICE PRESIDENT Peterson Michael exercised 50,000 shares at a strike of $57.52 and sold $4,213,500 worth of shares (50,000 units at $84.27) (SEC Form 4)

Officer Sharma Sanjay exercised 20,000 shares at a strike of $53.34 and sold $1,668,000 worth of shares (20,000 units at $83.40) (SEC Form 4)

CHIEF EXECUTIVE OFFICER Hicke Ryan covered exercise/tax liability with 4,349 shares, decreasing direct ownership by 3% to 168,260 units (SEC Form 4)

Executive Vice President, CFO Denham Sean covered exercise/tax liability with 7,823 shares, decreasing direct ownership by 13% to 52,177 units (SEC Form 4)

Executive Chairman West Alfred P Jr sold $104,656 worth of shares (1,372 units at $76.28), decreasing direct ownership by 0.02% to 7,078,708 units (SEC Form 4)

Executive Chairman West Alfred P Jr sold $11,903,333 worth of shares (152,842 units at $77.88), decreasing direct ownership by 2% to 7,080,080 units (SEC Form 4)

Warner Mark Andrew exercised 5,000 shares at a strike of $53.34 and sold $401,950 worth of shares (5,000 units at $80.39) (SEC Form 4)

Director Doran William gifted 47,500 shares, decreasing direct ownership by 7% to 618,536 units (SEC Form 4)