Alfred P West JR

CIK 1059374 · View on SEC EDGAR ↗

Insider

First SEC filing: March 7, 2025 · Latest: March 7, 2025

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Insider at

Insider transactions

0 buys (P) 5 sells (S) Net: $-7,006,147 + 33 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

33 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 29, 2026 SEIC S 1,680 $88.09 $147,991 6,818,451 Direct -0.02% Disposed 23.7% (price as of 2026-08-21)
June 29, 2026 SEIC S 5,652 $87.18 $492,741 6,820,131 Direct -0.08% Disposed 25.0% (price as of 2026-08-21)
June 26, 2026 SEIC S 3,838 $87.67 $336,477 6,825,783 Direct -0.06% Disposed 24.3% (price as of 2026-08-21)
June 26, 2026 SEIC S 46,162 $87.21 $4,025,788 6,829,621 Direct -0.67% Disposed 25.0% (price as of 2026-08-21)
Dec. 3, 2025 SEIC S 24,770 $80.87 $2,003,150 6,942,812 Direct -0.36% Disposed 34.8% (price as of 2026-08-21)
March 5, 2025 SEIC S 1,372 $76.28 $104,656 7,078,708 Direct -0.02% Disposed 42.9% (price as of 2026-08-21)
March 4, 2025 SEIC S 13,855 $77.20 $1,069,606 7,080,080 Direct -0.20% Disposed 41.2% (price as of 2026-08-21)
March 4, 2025 SEIC S 47,718 $76.49 $3,649,950 7,093,935 Direct -0.67% Disposed 42.5% (price as of 2026-08-21)
March 4, 2025 SEIC S 18,427 $75.77 $1,396,214 7,141,653 Direct -0.26% Disposed 43.8% (price as of 2026-08-21)
March 3, 2025 SEIC S 21,616 $80.30 $1,735,765 7,160,080 Direct -0.30% Disposed 35.7% (price as of 2026-08-21)
March 3, 2025 SEIC S 19,405 $79.55 $1,543,668 7,181,696 Direct -0.27% Disposed 37.0% (price as of 2026-08-21)
March 3, 2025 SEIC S 31,821 $78.82 $2,508,131 7,201,101 Direct -0.44% Disposed 38.3% (price as of 2026-08-21)
Dec. 16, 2024 SEIC S 3,738 $86.09 $321,804 7,232,922 Direct -0.05% Disposed 26.6% (price as of 2026-08-21)
Dec. 16, 2024 SEIC S 34,672 $85.34 $2,958,908 7,236,660 Direct -0.48% Disposed 27.7% (price as of 2026-08-21)
Dec. 16, 2024 SEIC S 13,632 $84.72 $1,154,903 7,271,332 Direct -0.19% Disposed 28.6% (price as of 2026-08-21)
Dec. 13, 2024 SEIC S 500 $87.25 $43,625 7,284,964 Direct -0.01% Disposed 24.9% (price as of 2026-08-21)
Dec. 13, 2024 SEIC S 12,703 $86.22 $1,095,253 7,285,464 Direct -0.17% Disposed 26.4% (price as of 2026-08-21)
Dec. 13, 2024 SEIC S 80,955 $85.64 $6,932,986 7,298,167 Direct -1.10% Disposed 27.3% (price as of 2026-08-21)
Dec. 6, 2024 SEIC S 5,984 $84.23 $504,032 7,371,522 Direct -0.08% Disposed 29.4% (price as of 2026-08-21)
Dec. 4, 2024 SEIC S 19,010 $82.49 $1,568,135 7,377,506 Direct -0.26% Disposed 32.1% (price as of 2026-08-21)
Nov. 11, 2024 SEIC S 7,099 $80.81 $573,670 7,361,516 Direct -0.10% Disposed 34.9% (price as of 2026-08-21)
Nov. 8, 2024 SEIC S 100,000 $80.26 $8,026,000 7,368,615 Direct -1.34% Disposed 35.8% (price as of 2026-08-21)
Nov. 7, 2024 SEIC S 30,000 $80.24 $2,407,200 7,468,615 Direct -0.40% Disposed 35.8% (price as of 2026-08-21)
Aug. 29, 2024 SEIC S 5,670 $67.50 $382,725 7,498,615 Direct -0.08% Disposed 61.5% (price as of 2026-08-21)
Aug. 28, 2024 SEIC S 61,000 $67.36 $4,108,960 7,504,285 Direct -0.81% Disposed 61.8% (price as of 2026-08-21)
Aug. 27, 2024 SEIC S 40,129 $66.90 $2,684,630 7,565,285 Direct -0.53% Disposed 62.9% (price as of 2026-08-21)
Aug. 26, 2024 SEIC S 44,163 $67.55 $2,983,211 7,605,414 Direct -0.58% Disposed 61.3% (price as of 2026-08-21)
Aug. 23, 2024 SEIC S 27,419 $67.48 $1,850,234 7,649,577 Direct -0.36% Disposed 61.5% (price as of 2026-08-21)
May 14, 2024 SEIC S 475 $67.91 $32,257 7,676,996 Direct -0.01% Disposed 60.5% (price as of 2026-08-21)
May 13, 2024 SEIC S 48,000 $68.09 $3,268,320 7,677,471 Direct -0.62% Disposed 60.1% (price as of 2026-08-21)
May 10, 2024 SEIC S 70,000 $68.60 $4,802,000 7,725,471 Direct -0.90% Disposed 58.9% (price as of 2026-08-21)
May 9, 2024 SEIC S 70,000 $68.62 $4,803,400 7,795,471 Direct -0.89% Disposed 58.8% (price as of 2026-08-21)
March 28, 2024 SEIC S 19,363 $72.14 $1,396,847 7,865,471 Direct -0.25% Disposed 51.1% (price as of 2026-08-21)
March 26, 2024 SEIC S 150,000 $70.75 $10,612,500 7,884,834 Direct -1.87% Disposed 54.0% (price as of 2026-08-21)
Dec. 4, 2023 SEIC S 200 $60.17 $12,034 8,030,834 Direct 0.00% Disposed 81.1% (price as of 2026-08-21)
Dec. 4, 2023 SEIC S 4,500 $59.96 $269,820 8,031,034 Direct -0.06% Disposed 81.8% (price as of 2026-08-21)
Dec. 1, 2023 SEIC S 29,343 $59.78 $1,754,125 8,029,315 Direct -0.36% Disposed 82.3% (price as of 2026-08-21)
Nov. 22, 2023 SEIC S 18,559 $57.91 $1,074,752 8,019,877 Direct -0.23% Disposed 88.2% (price as of 2026-08-21)
Nov. 21, 2023 SEIC S 90,478 $57.85 $5,234,152 8,038,436 Direct -1.11% Disposed 88.4% (price as of 2026-08-21)
Nov. 20, 2023 SEIC S 49,946 $58.24 $2,908,855 8,128,914 Direct -0.61% Disposed 87.1% (price as of 2026-08-21)
Nov. 17, 2023 SEIC S 48,159 $58.00 $2,793,222 8,178,860 Direct -0.59% Disposed 87.9% (price as of 2026-08-21)
Sept. 13, 2023 SEIC S 43,192 $60.14 $2,597,567 8,227,019 Direct -0.52% Disposed 81.2% (price as of 2026-08-21)
Sept. 12, 2023 SEIC S 900 $61.02 $54,918 8,270,211 Direct -0.01% Disposed 78.6% (price as of 2026-08-21)
Sept. 12, 2023 SEIC S 69,540 $60.49 $4,206,475 8,271,111 Direct -0.83% Disposed 80.2% (price as of 2026-08-21)
Sept. 11, 2023 SEIC S 18,808 $61.02 $1,147,664 8,340,651 Direct -0.22% Disposed 78.6% (price as of 2026-08-21)
June 23, 2023 SEIC S 60,270 $56.96 $3,432,979 8,359,459 Direct -0.72% Disposed 91.3% (price as of 2026-08-21)
June 22, 2023 SEIC S 41,304 $57.68 $2,382,415 8,419,729 Direct -0.49% Disposed 88.9% (price as of 2026-08-21)
June 21, 2023 SEIC S 58,687 $58.68 $3,443,753 8,461,033 Direct -0.69% Disposed 85.7% (price as of 2026-08-21)
June 20, 2023 SEIC S 46,647 $58.99 $2,751,707 8,519,720 Direct -0.54% Disposed 84.7% (price as of 2026-08-21)
March 29, 2023 SEIC S 15,659 $56.06 $877,844 8,568,128 Direct -0.18% Disposed 94.4% (price as of 2026-08-21)
Sept. 16, 2022 SEIC S 75,000 $53.68 $4,026,000 9,061,792 Direct -0.82% Disposed 103.0% (price as of 2026-08-21)
Sept. 15, 2022 SEIC S 83,386 $55.07 $4,592,067 9,136,792 Direct -0.90% Disposed 97.9% (price as of 2026-08-21)
March 27, 2022 SEIC S 65,900 $55.45 $3,654,155 8,583,787 Direct -0.76% Disposed 96.5% (price as of 2026-08-21)
March 24, 2022 SEIC S 100,000 $55.59 $5,559,000 8,649,687 Direct -1.14% Disposed 96.0% (price as of 2026-08-21)
March 23, 2022 SEIC S 36,462 $55.40 $2,019,995 8,749,687 Direct -0.41% Disposed 96.7% (price as of 2026-08-21)
Dec. 9, 2021 SEIC S 100,000 $61.00 $6,100,000 9,220,178 Direct -1.07% Disposed 78.7% (price as of 2026-08-21)
Dec. 8, 2021 SEIC S 32,345 $61.65 $1,994,069 9,320,178 Direct -0.35% Disposed 76.8% (price as of 2026-08-21)
Feb. 17, 2021 SEIC S 54,043 $58.20 $3,145,303 9,302,523 Direct -0.58% Disposed 87.3% (price as of 2026-08-21)
Feb. 12, 2021 SEIC S 45,951 $57.51 $2,642,642 9,356,566 Direct -0.49% Disposed 89.5% (price as of 2026-08-21)
Dec. 1, 2020 SEIC S 10,069 $53.81 $541,813 9,352,517 Direct -0.11% Disposed 102.5% (price as of 2026-08-21)
Nov. 30, 2020 SEIC S 119,391 $53.40 $6,375,479 9,362,586 Direct -1.26% Disposed 104.1% (price as of 2026-08-21)
Sept. 18, 2020 SEIC S 65,000 $50.19 $3,262,350 9,481,977 Direct -0.68% Disposed 117.1% (price as of 2026-08-21)
Sept. 17, 2020 SEIC S 35,000 $50.06 $1,752,100 9,546,977 Direct -0.37% Disposed 117.7% (price as of 2026-08-21)
Feb. 27, 2020 SEIC S 122,411 $60.89 $7,453,606 9,581,977 Direct -1.26% Disposed 79.0% (price as of 2026-08-21)
Feb. 26, 2020 SEIC S 56,002 $63.19 $3,538,766 9,704,388 Direct -0.57% Disposed 72.5% (price as of 2026-08-21)
Feb. 24, 2020 SEIC S 11,587 $66.43 $769,724 9,760,390 Direct -0.12% Disposed 64.1% (price as of 2026-08-21)
Dec. 13, 2019 SEIC S 85,000 $65.59 $5,575,150 9,801,713 Direct -0.86% Disposed 66.2% (price as of 2026-08-21)

Showing latest 100 of 1481 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Dec. 3, 2025 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (30,000) $53.34 Dec. 8, 2025 30,000 Disposed
Dec. 4, 2024 SEIC Option to Purchase Common Stock Common Stock (35,000) $40.64 Dec. 9, 2024 35,000 Disposed
Dec. 15, 2023 SEIC Option to Purchase Common Stock Common Stock (12,500) $62.00 Dec. 15, 2033 12,500 Acquired
Dec. 15, 2023 SEIC Option to Purchase Common Stock Common Stock (12,500) $62.00 Dec. 15, 2033 12,500 Acquired
Dec. 4, 2023 SEIC Stock Option (Right to Purchase) Common Stock (6,219) $33.76 Dec. 10, 2023 6,219 Disposed
Dec. 1, 2023 SEIC Stock Option (Right to Purchase) Common Stock (16,281) $33.76 Dec. 10, 2023 16,281 Disposed
Dec. 1, 2023 SEIC Stock Option (Right to Purchase) Common Stock (22,500) $33.76 Dec. 10, 2023 22,500 Disposed
Dec. 5, 2022 SEIC Option to Purchase Common Stock Common Stock (15,000) $61.81 Dec. 5, 2032 15,000 Acquired
Dec. 5, 2022 SEIC Option to Purchase Common Stock Common Stock (15,000) $61.81 Dec. 5, 2032 15,000 Acquired
Dec. 10, 2021 SEIC COMMON STOCK ( RIGHT TO PURCHASE) COMMON STOCK (RIGHT TO PURCHASE) (25,000) $60.46 Dec. 10, 2031 25,000 Acquired
Dec. 10, 2021 SEIC COMMON STOCK ( RIGHT TO PURCHASE) COMMON STOCK (RIGHT TO PURCHASE) (10,000) $60.46 Dec. 10, 2031 10,000 Acquired
Dec. 6, 2021 SEIC COMMON STOCK ( RIGHT TO PURCHASE) COMMON STOCK (RIGHT TO PURCHASE) (50,000) $15.77 Dec. 13, 2021 50,000 Acquired
Dec. 9, 2020 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (50,000) $23.86 Dec. 14, 2020 50,000 Acquired
Dec. 8, 2020 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (75,000) — Dec. 8, 2030 75,000 Acquired
Dec. 8, 2020 SEIC STOCK OPTION (RIGHT TO PURCHASE) [F1] STOCK OPTION (RIGHT TO PURCHASE) (75,000) $56.54 Dec. 8, 2030 75,000 Acquired
Dec. 9, 2019 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTIONS RIGHT TO PURCHASE (20,000) $64.43 Dec. 9, 2030 20,000 Acquired
Nov. 6, 2019 SEIC STOCK OPTION (RIGHT TO BUY) STOCK OPTION (RIGHT TO BUY) (37,500) $17.65 Dec. 15, 2019 37,500 Acquired
Nov. 6, 2019 SEIC STOCK OPTION (RIGHT TO BUY) STOCK OPTION (RIGHT TO BUY) (37,500) $17.65 Dec. 15, 2019 37,500 Acquired
Dec. 11, 2018 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (25,000) $48.47 Dec. 11, 2027 25,000 Acquired
Dec. 3, 2018 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (100,000) $14.62 Dec. 16, 2018 100,000 Acquired
Dec. 12, 2017 SEIC STOCK OPTIONS (RIGHT TO PURCHASE) STOCK OPTIONS (RIGHT TO PURCHASE) (20,000) $71.12 Dec. 12, 2027 20,000 Acquired
Dec. 13, 2016 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE (35,000) $49.63 Dec. 13, 2026 35,000 Acquired
Dec. 8, 2015 SEIC STOCK OPTION (RIGHT TO PURCHASE) STOCK OPTION (RIGHT TO PURCHASE) (30,000) $53.34 Dec. 8, 2025 30,000 Acquired
Dec. 9, 2014 SEIC STOCK OPTION (RIGHT TO PURCHASE) COMMON STOCK (35,000) $40.64 Dec. 9, 2024 35,000 Acquired
Dec. 10, 2013 SEIC STOCK OPTION (RIGHT TO PURCHASE) COMMON STOCK (45,000) $33.76 Dec. 10, 2023 45,000 Acquired
Dec. 11, 2012 SEIC STOCK OPTION (RIGHT TO PURCHASE) COMMON STOCK (50,000) $22.45 Dec. 11, 2022 50,000 Acquired
Dec. 13, 2011 SEIC Stock option (right to buy) Common Stock (50,000) $15.77 Dec. 13, 2021 50,000 Acquired
Dec. 14, 2010 SEIC stock option (right to buy) Common Stock (50,000) $23.86 Dec. 14, 2020 50,000 Acquired
Dec. 15, 2009 SEIC Stock Option (right to buy) Common Stock (75,000) $17.65 Dec. 15, 2019 75,000 Acquired
Dec. 16, 2008 SEIC Common Stock (Right to Purchase) Common Stock (100,000) $14.62 Dec. 16, 2018 100,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

SEIC

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2023 $750,000 — $248,000 $389,000 $990,000 — $23,599 $2,400,599
2022 $750,000 — $154,525 $540,300 $990,000 — $34,828 $2,469,653
2017 $600,000 $1,050,000 — $341,600 — — $35,353 $2,026,953

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.