LOWN CHRISTIAN M.

SEC source: 0000899051-26-000133 · form4.xml · derivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,615

Underlying: Common Stock · 16,615 shares

Expires 2029-09-03

F2 · derivative.exercise_price: Award of Restricted Stock Units (RSUs) granted on September 3, 2026, under The Allstate Corporation 2019 Equity Incentive Plan. Each RSU represents the right to receive, without payment of any consideration, one share of Allstate common stock on the conversion date, with any fractional RSU to be rounded as provided for in award agreement. The RSUs will convert in three equal increments on September 3, 2027, September 3, 2028, and September 3, 2029.

F2 · derivative.exercise_date: Award of Restricted Stock Units (RSUs) granted on September 3, 2026, under The Allstate Corporation 2019 Equity Incentive Plan. Each RSU represents the right to receive, without payment of any consideration, one share of Allstate common stock on the conversion date, with any fractional RSU to be rounded as provided for in award agreement. The RSUs will convert in three equal increments on September 3, 2027, September 3, 2028, and September 3, 2029.

SEC source: 0000899051-26-000133 · form4.xml · derivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,783

Underlying: Common Stock · 3,783 shares

Expires 2036-09-03

F1 · derivative.exercise_date: Option exercisable in three increments, with one third vesting on September 3, 2027, September 3, 2028, and September 3, 2029, with any fractional shares to be rounded as provided for in award agreement.

SEC source: 0001701994-26-000006 · wk-form4_1783368329.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,653

SEC source: 0001701994-26-000004 · wk-form4_1773263888.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 135,250

F1 · price: Pursuant to the Management Stock Purchase Plan, all or a portion of the reporting person's annual cash incentive amount was converted to Deferred Stock Units (each equivalent to one share of common stock) at $46.34 per unit, and the Company awarded the reporting person Restricted Stock Units that vest in full after four years for an equal number of shares of common stock.

SEC source: 0001701994-26-000002 · wk-form4_1772582797.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,982

F1 · price: On February 27, 2026, the last preceding business day, the closing price of the Company's common stock on Nasdaq was $44.63.

SEC source: 0001701994-26-000002 · wk-form4_1772582797.xml · derivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,652

Underlying: Common Stock, par value $0.01 per share · 39,652 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of CoStar Group, Inc. common stock.

F3 · derivative.exercise_date: The restricted stock units vest in three equal installments on March 1, 2027, March 1, 2028 and March 1, 2029.

F3 · derivative.expiration_date: The restricted stock units vest in three equal installments on March 1, 2027, March 1, 2028 and March 1, 2029.

SEC source: 0001057352-25-000086 · wk-form4_1751491230.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 130,157

SEC source: 0001057352-25-000026 · wk-form4_1740440932.xml · derivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,600

Underlying: Common Stock · 24,600 shares

Expires 2035-02-19

F3 · derivative.exercise_date: The option vests in three equal installments on March 1, 2026, March 1, 2027 and March 1, 2028.

SEC source: 0001057352-25-000026 · wk-form4_1740440932.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,823

F1 · shares: Includes a grant of 47,200 shares of restricted common stock that vest in three equal installments on March 1, 2026, March 1, 2027 and March 1, 2028, and a grant of 50,400 shares of restricted common stock that vest based upon CoStar Group, Inc.'s achievement of a three-year performance goal.

F2 · balance_after: A historical Form 3 filed on behalf of the Reporting Person underreported the Reporting Person's beneficial ownership by an immaterial amount. The Reporting Person's ownership has been corrected on this Form 4.

SEC source: 0001057352-24-000081 · wk-form4_1720037526.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,839

SEC source: 0001127602-20-012294 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 313,804.9009

F1 · shares: As previously reported, on March 27, 2017, the reporting person was granted 71,428 restricted stock units ("RSUs") under the Navient Corporation 2014 Omnibus Incentive Plan representing the right to receive shares of Navient Corporation ("Navient") common stock in the future, which vest in one-third increments on each of the first, second and third anniversaries of the grant. On March 27, 2020, 23,809 shares of such RSUs were settled and an additional 4,195.4585 shares were issued to the reporting person upon the delivery of the related dividend equivalent rights. In connection with this settlement, 9,962 shares were withheld by Navient, as approved by the Navient Compensation and Personnel Committee (the "Committee"), to satisfy the reporting person's tax withholding obligations.

F2 · balance_after: Dividend equivalent rights issued on RSUs and performance stock units ("PSUs") are included in the reporting person's common stock holding balance. Each dividend equivalent right is the economic equivalent of one share of Navient Corporation common stock.

F3 · balance_after: Reflects the disposition of 0.4585 shares settled in cash upon the delivery of the related dividend equivalent rights, in accordance with the terms of the 2014 Navient Corporation Omnibus Incentive Plan.

SEC source: 0001127602-20-004342 · form4.xml · nonDerivative · entry 4

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 316,849.5319

F5 · shares: Grant of PSUs which is classified as "Common Stock," as permitted, since the PSUs will be settled solely by delivery of shares of the Company's common stock upon vesting. A specified percentage of this target award will vest and be settled based upon the satisfaction of certain performance conditions over a three-year performance period ending on the final day of fiscal year 2022. The performance conditions to be used shall be those approved by the Committee in connection with the Company's 2020 Long-Term Incentive Program and shall be set forth in the form of PSU award agreement approved by the Committee. Each vested PSU will be settled in shares of the Company's common stock.

SEC source: 0001127602-20-004342 · form4.xml · nonDerivative · entry 3

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 274,296.5319

F4 · shares: Grant of RSUs under the Navient Corporation 2014 Omnibus Incentive Plan, which is classified as "Common Stock," as permitted, since the RSUs will be settled solely by delivery of shares of Navient common stock. These RSUs vest in one-third increments on each of the first, second and third anniversaries of the grant date.

SEC source: 0001127602-20-004342 · form4.xml · nonDerivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 231,743.5319

F3 · shares: As previously reported, on February 5, 2019, the reporting person was granted 52,447 RSUs under the Navient Corporation 2014 Omnibus Incentive Plan representing the right to receive shares of Navient common stock in the future, which vest in one-third increments on each of the first, second and third anniversaries of the grant date. On February 5, 2020, 17,482 shares of such RSUs were settled and an additional 872 shares were issued to the reporting person upon the vesting of the related dividend equivalent rights. In connection with this settlement, 6,497 shares were withheld by Navient, as approved by the Committee, to satisfy the reporting person's tax withholding obligations.

SEC source: 0001127602-20-004342 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 238,240.5319

F1 · shares: As previously reported, on February 5, 2018, the reporting person was granted 17,608 restricted stock units ("RSUs") under the Navient Corporation 2014 Omnibus Incentive Plan representing the right to receive shares of Navient Corporation ("Navient") common stock in the future, which vest in one-third increments on each of the first, second and third anniversaries of the grant date. On February 5, 2020, 5,870 shares of such RSUs were settled and an additional 632 shares were issued to the reporting person upon the vesting of the related dividend equivalent rights. In connection with this settlement, 2,658 shares were withheld by Navient, as approved by the Navient Compensation and Personnel Committee (the "Committee"), to satisfy the reporting person's tax withholding obligations.

F2 · balance_after: Dividend equivalent rights issued on RSUs and performance stock units ("PSUs") are included in the reporting person's common stock holding balance. Each dividend equivalent right is the economic equivalent of one share of Navient Corporation common stock.

SEC source: 0001127602-19-013537 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 233,954.462

F1 · shares: As previously reported, on March 27, 2017, the reporting person was granted 71,428 restricted stock units ("RSUs") under the Navient Corporation 2014 Omnibus Incentive Plan representing the right to receive shares of Navient Corporation ("Navient") common stock in the future, which vest in one-third increments on each of the first, second and third anniversaries of the grant. On March 27, 2019, 23,810 shares of such RSUs were settled and an additional 2,516 shares were issued to the reporting person upon the delivery of the related dividend equivalent rights. In connection with this settlement, 10,908 shares were withheld by Navient, as approved by the Navient Compensation and Personnel Committee (the "Committee"), to satisfy the reporting person's tax withholding obligations.

F2 · balance_after: Dividend equivalent rights issued on RSUs and performance stock units ("PSUs") are included in the reporting person's common stock holding balance. Each dividend equivalent right is the economic equivalent of one share of Navient Corporation common stock.

SEC source: 0001127602-19-004595 · form4.xml · nonDerivative · entry 3

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 241,993.8751

F5 · shares: As previously reported, on February 5, 2018, the reporting person was granted 17,608 RSUs under the Navient Corporation 2014 Omnibus Incentive Plan representing the right to receive shares of Navient Corporation ("Navient") common stock in the future, which vest in one-third increments on each of the first, second and third anniversaries of the grant. On February 5, 2019, 5,869 shares of such RSUs were settled and an additional 322 shares were issued to the reporting person upon the vesting of the related dividend equivalent rights. In connection with this settlement, 2,531 shares were withheld by Navient, as approved by the Navient Compensation and Personnel Committee (the "Committee"), to satisfy the reporting person's tax withholding obligations.

SEC source: 0001127602-19-004595 · form4.xml · nonDerivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,524.8751

F4 · shares: Grant of Performance Stock Units ("PSUs") which is classified as "Common Stock," as permitted, since the PSUs will be settled solely by delivery of shares of the Company's common stock upon vesting. A specified percentage of this target award will vest and be settled based upon the satisfaction of certain performance conditions over a three-year performance period ending on the final day of fiscal year 2021. The performance conditions to be used shall be those approved by the Committee in connection with the Company's 2019 Long-Term Incentive Program and shall be set forth in the form of PSU award agreement approved by the Committee. Each vested PSU will be settled in shares of the Company's common stock.

SEC source: 0001127602-19-004595 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 192,077.8751

F1 · shares: Grant of restricted stock units ("RSUs") under the Navient Corporation 2014 Omnibus Incentive Plan, which is classified as "Common Stock," as permitted, since the RSUs will be settled solely by delivery of shares of Navient common stock. These RSUs vest in one-third increments on each of the first, second and third anniversaries of the grant date.

F2 · balance_after: Dividend equivalent rights issued on RSUs and performance stock units ("PSUs") are included in the reporting person's common stock holding balance. Each dividend equivalent right is the economic equivalent of one share of Navient Corporation common stock.

F3 · balance_after: The reporting person's common stock balance includes 598 shares acquired under the Navient Corporation Employee Stock Purchase Plan.

SEC source: 0001127602-18-013040 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,246.9717

SEC source: 0001127602-18-004387 · form4.xml · derivative · entry 3

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,996

Underlying: Common Stock · 138,996 shares

Expires 2023-02-05

F4 · derivative.exercise_date: Grant of net-settled stock options under the Navient Corporation 2014 Omnibus Incentive Plan. These options vest in one-third increments on each of the first, second and third anniversaries of the grant date.

SEC source: 0001127602-18-004387 · form4.xml · nonDerivative · entry 2

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,505.1733

F3 · shares: Grant of PSUs which is classified as "Common Stock," as permitted, since the PSUs will be settled solely by delivery of shares of the Company's common stock upon vesting. A specified percentage of this target award will vest and be settled based upon the satisfaction of certain performance conditions over a three-year performance period ending on the final day of fiscal year 2020. The performance conditions to be used shall be those approved by the Committee in connection with the Company's 2018 Long-Term Incentive Program and shall be set forth in the form of PSU award agreement approved by the Committee. Each vested PSU will be settled in shares of the Company's common stock.

SEC source: 0001127602-18-004387 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,485.1733

F1 · shares: Grant of RSUs under the Navient Corporation 2014 Omnibus Incentive Plan, which is classified as "Common Stock," as permitted, since the RSUs will be settled solely by delivery of shares of Navient common stock. These RSUs vest in one-third increments on each of the first, second and third anniversaries of the grant date.

F2 · balance_after: Dividend equivalent rights issued on RSUs and performance stock units ("PSUs") are included in the reporting person's common stock holding balance. Each dividend equivalent right is the economic equivalent of one share of Navient Corporation common stock.

SEC source: 0001127602-17-030248 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,992.4167

F1 · price: Represents the weighted average price per share of stock purchased by the reporting person between $12.3517 and $12.36. The reporting person undertakes to provide to Navient Corporation, any security holder of Navient Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Dividend equivalent rights issued on restricted stock units are included in the reporting person's common stock holding balance.

SEC source: 0001127602-17-013072 · form4.xml · nonDerivative · entry 1

LOWN CHRISTIAN M. · CIK 0001701994 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,428

F1 · shares: Grant of a one-time inducement equity award of restricted stock units ("Inducement RSUs"), which is classified as "Common Stock", as permitted, since the Inducement RSUs will be settled solely by the delivery of shares of Navient common stock. These Inducement RSUs vest in one-third increments on each of the first, second and third anniversaries of the grant date.