Every Form 4 that SEI Investments Co (SEIC) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow SEIC and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full SEIC filings page.
SEI INVESTMENTS CO (SEIC) reported that Chief Executive Officer Ryan Hicke exercised employee stock options and sold the resulting shares on September 3, 2026. He exercised options covering 17,500 shares at $48.47 per share and 20,000 shares at $64.43 per share, which had been received as employment compensation. The resulting 37,500 shares of common stock were then sold at a weighted-average price of $110.711 per share, with individual sale prices ranging from $110.35 to $110.91. After these transactions, he also reported 15,167.785 shares of common stock held indirectly through a 401(k) plan. No Rule 10b5-1 trading plan is reported for these transactions.
SEI INVESTMENTS CO (SEIC) director Carmen Romeo reported an option exercise and same‑day share sale. On September 1, 2026, Romeo exercised options to acquire 5,000 shares of common stock at $49.63 per share as compensation for Board service, then sold 5,000 shares at a weighted‑average price in the $109.68–$109.70 range. The reported option grant tied to this transaction was fully exercised, and no Rule 10b5‑1 trading plan is indicated.
For SEI INVESTMENTS CO (SEIC), Executive Vice President Michael Peterson exercised options for 37,500 shares of common stock at an exercise price of $56.54 per share and on the same date sold 37,500 shares at a weighted average price of $111.51 per share, within a range of $111.19–$112.07. The exercised options, received as employment compensation, were fully exercised, leaving 0 options reported, and Peterson now holds 454 shares indirectly through the Employee Stock Purchase Plan.
SEI Investments Executive Vice President and Head of SEI’s Investment Managers business, Philip McCabe, exercised employee stock options to acquire 30,000 shares of common stock at an exercise price of $49.63 per share on August 4–5, 2026.
He then sold 30,000 shares of common stock, including 24,957 shares at a weighted average of $105.038 per share (range $104.80–$105.19) and 5,043 shares at $105.50 per share. He also reports 2,738.9939 shares held indirectly through an Employee Stock Purchase Plan.
SEI Investments director Kathryn McCarthy exercised options covering 10,000 shares of Common Stock at an exercise price of $71.1200 per share and on August 3, 2026 sold 10,000 shares in an open-market or private transaction at a weighted average price of $103.5350, within a $103.09–$103.87 range. The options had been granted as compensation for service on the Board of Directors.
SEI Investments Company Chief Accounting Officer and Controller Mark Andrew Warner reported a series of option exercises and related stock sales on July 28, 2026. He exercised employee stock options covering 15,000 shares of common stock at exercise prices of $64.4300 and $56.5400 per share, received as employment compensation. On the same date, he acquired 15,000 shares of common stock through these exercises and then sold an aggregate 15,000 shares in open-market or private transactions at per-share prices of $101.1050, $102.0110, and $102.9720, each representing a weighted average over price ranges from $100.45 to $103.23 as described in the footnotes.
SEI Investments Co Executive Vice President Michael Peterson exercised an option to acquire 25,000 shares of common stock at $55.73 per share, received as employment compensation, and on the same day sold 25,000 shares at a weighted average price of $102.05, within a $102.00 to $102.14 range. The option for 25,000 shares was fully exercised, and he continues to hold 362.2978 shares indirectly through the Employee Stock Purchase Plan.
SEI Investments Co director Carl Guarino reported exercising stock options covering 10,000 shares of Common Stock at an exercise price of $49.630 per share on July 28, 2026. The options, received as compensation for Board service, were followed by the sale of 10,000 shares of Common Stock at a weighted average price of $103.195 per share, within a range of $102.95 to $103.39, in open-market or private transactions.
SEI Investments executive Sanjay Sharma exercised employee stock options covering 20,000 shares of common stock at an exercise price of $71.1200 per share and, on July 24, 2026, sold 20,000 shares at a weighted-average price of $99.3294 (range $99.09–$99.75). The options were received as employment compensation. He also reports 2,653.7771 shares of common stock held indirectly through an Employee Stock Purchase Plan.
SEI Investments executive Sneha S. Shah, EVP & Chief AI Strategist & Head of SEI Next, reported an insider transaction involving 3,746 shares of Common Stock on July 24, 2026. Code F indicates these shares were withheld to satisfy exercise price or tax liability at $96.73 per share. After this disposition, Shah directly holds 14,092 SEI shares and indirectly holds 220.5625 shares through an Employee Stock Purchase Plan.
SEI Investments Co. Chairman Emeritus Alfred P. West Jr. reported open-market sales of 57,332 shares of SEI common stock on June 26 and June 29, 2026. The reported sale prices were based on weighted-average trade prices ranging from about $86.60 to $88.37 per share.
After these transactions, West directly holds 6,818,451 shares of SEI common stock, indicating that the sales represent a relatively small portion of his overall position.
SEI Investments Company director William Doran reported an open-market sale of 5,000 shares of Common Stock on June 9, 2026 at $90.50 per share. After this transaction, he directly owns 618,802 shares of SEI Investments common stock.
SEI Investments director Kathryn McCarthy reported an exercise-and-sell transaction involving company common stock. On May 4, 2026, she sold 10,000 shares of SEI Investments common stock in an open-market sale at a weighted-average price of $91.07 per share, with individual prices ranging from $91.00 to $91.23.
On the same date, she exercised stock options to acquire a total of 10,000 shares of common stock at an exercise price of $49.63 per share, received as compensation for service on the company’s Board of Directors. After these transactions, she directly owned 77,883 shares of SEI Investments common stock, with no remaining derivative position from the exercised options.
SEI Investments officer Mark Andrew Warner reported an exercise-and-sale transaction in company stock. On April 28, 2026, he exercised options to acquire 4,000 shares of common stock at $48.47 per share, then sold 4,000 shares in an open-market trade at $91.16 per share. After these transactions, he directly held 921 shares of SEI Investments common stock. The options involved were originally received as employment compensation, indicating this activity stems from equity-based pay rather than a new grant.
SEI Investments officer Philip McCabe reported selling 15,000 shares of common stock in an open-market transaction. The shares were sold at a weighted average price of $91.82 per share, with individual sale prices ranging from $91.50 to $92.15.
After the sale, McCabe directly holds 54,884.45 shares of SEI Investments common stock. He also indirectly holds 2,738.9939 shares through the company's Employee Stock Purchase Plan, reflecting the acquisition of 297.3305 shares since his most recent prior Form 4 filing.
SEI Investments Company officer Sanjay Sharma reported option exercises and share sales in the company’s common stock. On April 23, 2026, he exercised options to acquire a total of 25,000 shares at an exercise price of $49.63 per share.
On the same date, he sold 25,000 shares in open-market transactions, including 1,559 shares at $90.73 per share and 23,441 shares at $90.08 per share, with footnotes noting weighted-average prices over specified ranges. Following these transactions, he held 39,828.992 shares directly.
The filing also shows 2,653.7771 shares held indirectly through an Employee Stock Purchase Plan, reflecting an acquisition of 284.5759 shares since his most recent prior Form 4.
SEI Investments executive vice president Michael Peterson reported an option exercise paired with a same‑day stock sale. He exercised options to acquire 10,000 shares of common stock at $48.47 per share, then sold 10,000 shares in an open‑market transaction at $90.00 per share.
Following these transactions, Peterson holds 20,148 SEI Investments common shares directly and 362.2978 shares indirectly through an Employee Stock Purchase Plan. The indirect balance reflects the acquisition of 91.5124 shares through the plan since his most recent Form 4 filing.
SEI Investments director and CEO Ryan Hicke filed an amended insider report to correct the number of shares held through the company’s 401(k) plan. The filing shows he now indirectly holds 15,167.785 shares of common stock via the 401(k) plan as of the reported date.
SEI Investments CEO Ryan Hicke reported a routine tax-related stock transaction. On March 31, 2026, 4,349 shares of Common Stock were disposed of at $77.21 per share to cover tax liabilities. After this, he directly held 192,814.77 shares and indirectly held 15,105.763 shares through the company 401(k) Plan, which gained 62.022 shares since his prior filing.
SEI Investments Executive VP, CFO and COO Sean Denham reported routine share movements tied to compensation and tax obligations. On March 18, 2026, 7,673 shares of common stock were disposed of at $78.77 per share to cover tax liabilities, not as an open-market sale.
A footnote explains that 284.5759 shares were acquired through the Employee Stock Purchase Plan since the most recent prior Form 4. After these updates, Denham directly holds 57,758 shares and indirectly holds 606.6163 shares through the Employee Stock Purchase Plan, indicating these are largely administrative, compensation-related entries rather than discretionary trading.
SEI Investments Chairman Emeritus Alfred P. West Jr. reported open-market sales of 62,447 shares of SEI Investments common stock. The transactions occurred on March 10–11, 2026, with reported weighted-average sale prices per share spanning disclosed ranges from $78.66 to $81.04.
Following these sales, West directly holds 6,875,783 shares of SEI Investments common stock, indicating he retains a large personal stake in the company despite the recent disposals.
SEI Investments insider Mark Andrew Warner reported multiple transactions in company stock. He exercised stock options covering 2,000 shares on two occasions and separately acquired 2,000 and 2,000 shares of common stock at $71.12 per share as employment compensation. He also sold 4,000 shares of common stock in open-market transactions at a weighted average price of $81.74 per share, based on individual sales between $81.67 and $81.80. After these trades, he directly owns 921 shares of SEI Investments common stock.
SEI Investments CEO Ryan Hicke reported multiple option exercises and share sales. On January 29, 2026, he exercised several stock options for 12,500, 12,500, 17,500, 20,000 and 17,500 shares of common stock at exercise prices of $71.12, $71.12, $48.47, $64.43 and $56.54, respectively.
On the same date he sold 17,009 shares at a weighted average price of $86.75, 49,937 shares at $87.39, and 13,054 shares at $88.06. After these transactions, he directly owned 197,163.77 shares, plus 15,105.763 shares held indirectly through a 401(k) plan and 57,500 stock options.
SEI Investments Company reported an insider share transaction by its Chairman Emeritus. On 01/01/2026, the reporting person disposed of 3,482 shares of common stock in a transaction coded "F" at a price of $82.02 per share. Following this transaction, the insider directly and beneficially owns 6,938,230 shares of SEI Investments common stock.
SEI Investments Co. reported new equity awards to an executive vice president. On December 12, 2025, the officer acquired 7,711 restricted stock units of common stock as employment compensation, subject to vesting. After these transactions, the reporting person beneficially owned 21,211 shares of common stock directly.
The filing also shows a grant of an option to purchase 43,000 shares of common stock at an exercise price of $83 per share, expiring on December 12, 2035. These options vest on the later of December 12, 2027 and the date when SEI’s adjusted earnings per share are at least 25% higher than its adjusted earnings per share for December 31, 2025, based on figures in its Form 10-K, subject to certain adjustments.
SEI Investments Company Executive Vice President and CFO Sean Denham reported new equity awards dated December 12, 2025. He was granted 13,254 restricted stock units tied to common stock as employment compensation and now directly owns 65,431 common shares, plus 322.0404 shares held indirectly through an employee stock purchase plan.
Denham also received an option to purchase 49,000 shares of common stock at an exercise price of $83 per share, expiring on December 12, 2035. These options vest on the later of December 12, 2027 and the date SEI Investments achieves adjusted earnings per share at least 25% greater than its adjusted earnings per share as of December 31, 2025, based on figures in its Annual Report on Form 10-K, subject to specified adjustments.
SEI Investments Co. reported equity awards for its Executive Vice President dated December 12, 2025. The officer acquired 8,916 shares of common stock as restricted stock units received as employment compensation, bringing direct beneficial ownership to 41,981 shares and indirect ownership to 204.8611 shares through an employee stock purchase plan.
The officer was also granted an option to purchase 49,650 shares of common stock at an exercise price of $83 per share, expiring on December 12, 2035. These options vest on the later of December 12, 2027 and the date the company’s adjusted earnings per share reach at least 25% above its adjusted earnings per share for December 31, 2025, based on financial statements in its Annual Report on Form 10-K, subject to certain adjustments.
SEI Investments Co reported that officer Philip McCabe acquired 8,434 restricted stock units of common stock and 47,000 stock options as employment compensation on December 12, 2025.
The restricted stock units are subject to vesting, and the options have an exercise price of $83 per share and expire on December 12, 2035. The options vest on the later of December 12, 2027 or when adjusted earnings per share reach at least 25% above adjusted earnings per share as of December 31, 2025, based on future Annual Reports on Form 10-K and subject to adjustments. After the transaction, McCabe beneficially owned 70,978.45 shares directly and 2,441.6634 shares indirectly through an employee stock purchase plan.
SEI Investments Co's chief executive officer and director reported new equity awards dated December 12, 2025. The insider acquired 25,904 restricted stock units described as subject to vesting and received them as employment compensation. On the same date, the insider was granted options to purchase 288,333 shares of common stock at an exercise price of $83 per share, expiring on December 12, 2035.
The options vest on the later of December 12, 2027 and the date on which SEI Investments achieves adjusted earnings per share at least 25% higher than its adjusted earnings per share as of December 31, 2025, based on figures in its Annual Report on Form 10-K for the applicable year and subject to certain adjustments. Following these transactions, the insider also reports holding 14,726.098 shares of common stock indirectly through a 401(k) plan.
SEI Investments Company officer Sanjay Sharma reported new equity compensation awards. On 12/12/2025 he acquired 8,434 and 7,500 restricted stock units of common stock, received as employment compensation and subject to vesting. After these grants, he beneficially owned 39,828.992 shares directly and 2,369.2012 shares indirectly through an employee stock purchase plan.
Sharma also received an option to purchase 47,000 shares of common stock at an exercise price of $83 per share, expiring 12/12/2035. This option vests on the later of 12/12/2027 and the date when SEI Investments achieves adjusted earnings per share equal to or greater than an amount that is 25% more than its adjusted earnings per share as of 12/31/2025, based on financial statements in its Annual Report on Form 10-K for the applicable year and subject to certain adjustments.
SEI Investments Co. director Karin A. Risi reported an equity award related to company stock. On 12/12/2025 she acquired 2,266 units reported as common stock, described as restricted stock units that are subject to vesting and received as compensation for her service on the company’s board of directors.
After this award, Risi beneficially owns 4,342 shares of SEI Investments common stock in direct form. The disclosure was made on a Form 4 for a single reporting person, reflecting routine equity-based director compensation rather than an open-market stock purchase or sale.
SEI Investments Co
Following this grant, Guarino is reported to beneficially own 18,308 shares of SEI Investments common stock in direct ownership.
SEI Investments Company director Kathryn McCarthy reported acquiring 2,266 shares of common stock in the form of restricted stock units on 12/12/2025. The grant was received as compensation for service on the company's Board of Directors and is subject to vesting.
After this award, McCarthy beneficially owns 77,907 shares of SEI Investments common stock directly, highlighting her continuing equity stake as a board member.
SEI Investments Co director Carmen Romeo reported acquiring 2,266 shares of common stock in the form of restricted stock units on December 12, 2025, coded as an acquisition. These restricted stock units are subject to vesting and were received as compensation for service on the company's Board of Directors.
After this award, Romeo beneficially owns 1,575,793 shares of SEI Investments common stock, held directly. This filing reflects a routine equity compensation grant to a board member rather than an open-market purchase or sale.
SEI Investments Company director reported acquiring company stock as board compensation. On 12/12/2025, the director received 2,266 shares of common stock, described as restricted stock units that are subject to vesting and were received for service on the company’s Board of Directors. After this grant, the director beneficially owns 4,342 shares, held directly.
SEI Investments Co director Jonathan Brassington reported acquiring 2,266 shares of the company’s common stock on 12/12/2025. The filing indicates these are restricted stock units that are subject to vesting and were received as compensation for service on the company’s Board of Directors.
Following this grant, Brassington beneficially owns 6,207 shares of SEI Investments Co common stock, held in direct ownership.
SEI Investments Co. director reports a new stock-based award. On 12/12/2025, the director acquired 2,266 shares of common stock in the form of restricted stock units that are subject to vesting and were received as compensation for service on the company's Board of Directors. Following this grant, the director beneficially owns 630,802 shares of SEI Investments common stock, held directly.
SEI Investments Company director William Doran reported exercising stock options and acquiring 10,000 shares of SEI common stock at $53.34 per share. After this transaction on 11/17/2025, he beneficially owned 628,536 shares, held directly. The options exercised related to two grants, each covering 5,000 shares, that were granted as compensation for service on the company’s board and were scheduled to expire on 12/08/2025.
SEI Investments (SEIC) insider transaction: On 11/12/2025, Executive Vice President Michael Peterson exercised an option for 25,000 shares of common stock at $54.34 per share and sold 25,000 shares at a weighted average price of $84.21, with individual sale prices ranging from $84.20 to $84.27.
Following these transactions, he directly beneficially owns 13,500 shares. The option exercised covered 25,000 underlying shares, was granted on 02/23/2022, and was set to expire on 06/18/2029; it was received as employment compensation. No derivative balance remained after the exercise.
SEI Investments (SEIC): A company director reported an option exercise and related sale on 11/11/2025. The director exercised options for 5,000 shares at $53.34 per share and sold 5,000 shares of common stock at a $84.01 weighted average price (range $84.00–$84.01).
Following these transactions, the director directly beneficially owned 1,573,527 shares. The exercised option (granted for board service) covered 5,000 underlying shares and now shows 0 derivative securities remaining after the transaction.
SEI Investments (SEIC) disclosed an insider transaction by officer Philip McCabe. On 10/24/2025, he exercised stock options (transaction code M), acquiring 12,000 shares of common stock at $53.34. After the transaction, he beneficially owned 62,544.45 shares directly and 2,441.6634 shares indirectly via the Employee Stock Purchase Plan. The exercised options had a $53.34 exercise price and were scheduled to expire on 12/08/2025.
Kathryn McCarthy, a director of SEI Investments Company (SEIC), reported both acquisition and disposition of SEIC common stock on 09/29/2025. The Form 4 shows a non-derivative purchase of 10,000 shares at $53.34 and a sale of 10,000 shares at a weighted-average price of $85.66, resulting in reported beneficial ownership changing from 85,641 shares to 75,641 shares after the sale. Table II shows two option-based transactions executed the same day: two option exercises each for 5,000 shares with a $53.34 exercise price and underlying shares noted as received as employment compensation, and the reported post-transaction derivative holdings are zero. The form is signed on behalf of Ms. McCarthy by an attorney-in-fact and includes an explanatory note that the sale price is a weighted average across prices $85.51–$85.80.
Carl Guarino, a director of SEI Investments Co. (SEIC), reported transactions on 09/23/2025 that changed his beneficial ownership. He exercised options to acquire 10,000 shares at an exercise price of $53.34 per share and concurrently sold 10,000 shares at a weighted-average sale price of $86.41 (sale prices ranged $86.08–$86.97). After these transactions, the reporting person beneficially owned 16,042 shares, down from an interim 26,042 following the exercise. The Form 4 notes the options were received as employment compensation and shows two option tranches of 5,000 shares each with an exercise price of $53.34 and expiration date 12/08/2025. The filing was signed on 09/24/2025 by an attorney-in-fact.