OSW

SEC source: 0000950170-23-035631 · ownership.xml · nonDerivative · entry 1

McLallen Walter Field · CIK 0001666150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,848

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000950170-23-035643 · ownership.xml · nonDerivative · entry 1

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 566,924

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000950170-23-035640 · ownership.xml · nonDerivative · entry 1

STIEFLER JEFFREY E · CIK 0001227965 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,572

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000950170-23-035648 · ownership.xml · nonDerivative · entry 1

Banikarim Maryam · CIK 0001515359 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,446

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000950170-23-035645 · ownership.xml · nonDerivative · entry 1

Magliacano Marc · CIK 0001770264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,035

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

F2 · shares: Marc Magliacano has entered into a Nominee and Indemnity Agreement, pursuant to which he has agreed that all equity awards granted to him for his service as director of the Issuer are held, from the date of grant, for the benefit of CP7 Nemo Investment, L.P. ("CP7 Nemo Investment"). CP7 Nemo Investment, together with CP7 Caledonia AIV GP, LLP, as the general partner of CP7 Nemo Investment (each of the foregoing, the "L Catterton Entities"), may be deemed to have shared beneficial ownership of the equity awards granted to and held by Mr. Magliacano. Solely for purposes of Section 16 of the Securities and Exchange Act of 1934, the L Catterton Entities may be deemed directors by deputization with respect to the Issuer.

SEC source: 0000950170-23-035639 · ownership.xml · nonDerivative · entry 1

POWELL STEPHEN W. · CIK 0001770759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,837

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000950170-23-035636 · ownership.xml · nonDerivative · entry 1

Hasiba Adam · CIK 0001814687 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,833

F1 · shares: The reported transaction reflects a grant of the Issuer's restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one common share, par value $0.0001 per share, of the Issuer (the "Common Shares"). The RSUs vest one year from the grant date. Vested Common Shares will be delivered to the reporting person on the earlier of the 60th day from separation from service and immediately prior to a change in control.

SEC source: 0000899243-23-016350 · doc4.xml · nonDerivative · entry 1

STEINER LEISURE Ltd · CIK 0001018946 · Director

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 7,960,760

F1 · kind: The reported securities were sold by Steiner Leisure Ltd. ("SLL") pursuant to Rule 144 under the Securities Act of 1933, as amended.

F2 · ownership.nature: SLL is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Based upon the foregoing, each director of Nemo Investor Aggregator, Limited disclaims beneficial ownership of such shares.

SEC source: 0000950170-23-026623 · ownership.xml · nonDerivative · entry 1

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,160,760

F1 · kind: The reported sale was effected pursuant to an exercise by the underwriters of their option to purchase additional common shares of OneSpaWorld Holdings, Ltd. (the "Issuer") in connection with a previously reported underwritten public offering (the "Secondary Offering") that originally closed on May 19, 2023. The common shares sold by Steiner Leisure Ltd. ("SLL") consisted of 1,350,000 voting shares of the Issuer and the sale of such additional common shares closed on June 6, 2023.

F2 · price: This amount represents a public offering price of $10.00 per share of the Issuer, less an underwriting discount of $0.375 per share for shares sold in the Secondary Offering.

F3 · ownership.nature: Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities.

F4 · ownership.nature: (Continued from footnote 3) Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000950170-23-023144 · ownership.xml · derivative · entry 4

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Shares · 4,004,999 shares

Expires 2025-06-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · ownership.nature: Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities.

F3 · ownership.nature: (Continued from footnote 2) Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000950170-23-023144 · ownership.xml · nonDerivative · entry 3

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 12,510,760

F4 · kind: An aggregate of 8,970,000 common shares of the Issuer will be sold, subject to customary closing conditions, by SLL pursuant to an underwriting agreement, dated May 16, 2023, in connection with a registered, underwritten public offering (the "Secondary Offering") of common shares of the Issuer by SLL and certain other selling shareholders, which closes on May 19, 2023. The common shares being sold by SLL consists of 5,935,896 voting common shares of the Issuer and 3,034,104 non-voting common shares of the Issuer. Upon their sale to the underwriters in the Secondary Offering, the non-voting common shares of the Issuer being sold by the reporting person automatically convert into voting common shares of the Issuer. Following the Secondary Offering, SLL will convert all remaining non-voting shares into voting shares of the Issuer.

F4 · balance_after: An aggregate of 8,970,000 common shares of the Issuer will be sold, subject to customary closing conditions, by SLL pursuant to an underwriting agreement, dated May 16, 2023, in connection with a registered, underwritten public offering (the "Secondary Offering") of common shares of the Issuer by SLL and certain other selling shareholders, which closes on May 19, 2023. The common shares being sold by SLL consists of 5,935,896 voting common shares of the Issuer and 3,034,104 non-voting common shares of the Issuer. Upon their sale to the underwriters in the Secondary Offering, the non-voting common shares of the Issuer being sold by the reporting person automatically convert into voting common shares of the Issuer. Following the Secondary Offering, SLL will convert all remaining non-voting shares into voting shares of the Issuer.

F2 · ownership.nature: Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities.

F3 · ownership.nature: (Continued from footnote 2) Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000950170-23-023144 · ownership.xml · nonDerivative · entry 2

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 21,480,760

F1 · kind: On May 16, 2023, Steiner Leisure Ltd. ("SLL") exercised a warrant to purchase 4,004,999 non-voting shares of OneSpaWorld Holdings Ltd. ("OSW" or the "Issuer") for $5.75 a share. SLL paid the exercise price on a cashless basis, resulting in OSW's withholding of 1,882,049 non-voting shares to pay the exercise price (the "Cashless Exercise"). Following the Cashless Exercise, SLL held 15,544,864 non-voting common shares of the Issuer and 5,935,896 voting common shares of the Issuer.

F1 · balance_after: On May 16, 2023, Steiner Leisure Ltd. ("SLL") exercised a warrant to purchase 4,004,999 non-voting shares of OneSpaWorld Holdings Ltd. ("OSW" or the "Issuer") for $5.75 a share. SLL paid the exercise price on a cashless basis, resulting in OSW's withholding of 1,882,049 non-voting shares to pay the exercise price (the "Cashless Exercise"). Following the Cashless Exercise, SLL held 15,544,864 non-voting common shares of the Issuer and 5,935,896 voting common shares of the Issuer.

F2 · ownership.nature: Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities.

F3 · ownership.nature: (Continued from footnote 2) Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000950170-23-023144 · ownership.xml · nonDerivative · entry 1

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 23,362,809

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: On May 16, 2023, Steiner Leisure Ltd. ("SLL") exercised a warrant to purchase 4,004,999 non-voting shares of OneSpaWorld Holdings Ltd. ("OSW" or the "Issuer") for $5.75 a share. SLL paid the exercise price on a cashless basis, resulting in OSW's withholding of 1,882,049 non-voting shares to pay the exercise price (the "Cashless Exercise"). Following the Cashless Exercise, SLL held 15,544,864 non-voting common shares of the Issuer and 5,935,896 voting common shares of the Issuer.

F2 · ownership.nature: Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited. Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities.

F3 · ownership.nature: (Continued from footnote 2) Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000899243-23-013286 · doc4.xml · derivative · entry 4

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Indirect · By Fluxman Family Holdings LLC

Disclosed balance after: 0

Underlying: Common Shares · 66,667 shares

Expires 2025-06-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · ownership.nature: The reporting person has voting and dispositive power over the securities held by Fluxman Holdings, and therefore may be deemed to indirectly beneficially own the securities held by Fluxman Holdings. The reporting person disclaims beneficial ownership of the securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-23-013286 · doc4.xml · nonDerivative · entry 1

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Indirect · By Fluxman Family Holdings LLC

Disclosed balance after: 316,667

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · ownership.nature: The reporting person has voting and dispositive power over the securities held by Fluxman Holdings, and therefore may be deemed to indirectly beneficially own the securities held by Fluxman Holdings. The reporting person disclaims beneficial ownership of the securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000950170-23-023141 · ownership.xml · nonDerivative · entry 1

McLallen Walter Field · CIK 0001666150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 225,444

F1 · kind: 30,000 common shares of the Issuer will be sold, subject to customary closing conditions, by Walter McLallen pursuant to an underwriting agreement, dated May 16, 2023, in connection with a registered, underwritten public offering of common shares of the Issuer by Mr. McLallen and certain other selling shareholders, which closes on May 19, 2023.

SEC source: 0000950170-23-023140 · ownership.xml · derivative · entry 3

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 33,333 shares

Expires 2025-06-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950170-23-023140 · ownership.xml · nonDerivative · entry 2

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 570,016

F1 · kind: On May 16, 2023, the Reporting Person exercised a warrant to purchase 33,333 common shares of OneSpaWorld Holdings Ltd. ("OSW" or the "Issuer") for $5.75 a share. The Reporting Person paid the exercise price on a cashless basis, resulting in OSW's withholding of 15,665 common shares to pay the exercise price.

SEC source: 0000950170-23-023140 · ownership.xml · nonDerivative · entry 1

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 585,681

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000899243-23-011825 · doc4.xml · derivative · entry 2

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Shares · 1,486,520 shares

Expires 2024-03-19

F1 · kind: Steiner Leisure Ltd. exchanged 1,486,520 warrants for 260,141 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and Steiner Leisure Ltd. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: Steiner Leisure Ltd. exchanged 1,486,520 warrants for 260,141 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and Steiner Leisure Ltd. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F4 · derivative.exercise_date: The warrants were exercisable in accordance with the provisions of the Amended and Restated Warrant Agreement, dated as of March 19, 2019, between the Issuer and Continental Stock Transfer & Trust Company.

F2 · ownership.direct: Of the 19,357,810 common shares of the Issuer beneficially owned by the reporting person, 13,421,914 shares are non-voting common shares of the Issuer and 5,935,896 shares are voting common shares of the Issuer. Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited.

F3 · ownership.direct: (Continued from Footnote 2) Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities. Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

F2 · ownership.nature: Of the 19,357,810 common shares of the Issuer beneficially owned by the reporting person, 13,421,914 shares are non-voting common shares of the Issuer and 5,935,896 shares are voting common shares of the Issuer. Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited.

F3 · ownership.nature: (Continued from Footnote 2) Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities. Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000899243-23-011825 · doc4.xml · nonDerivative · entry 1

STEINER LEISURE Ltd · CIK 0001018946 · Director · 10% owner

Nemo Investor Aggregator, Ltd · CIK 0001770497 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 19,357,810

F1 · kind: Steiner Leisure Ltd. exchanged 1,486,520 warrants for 260,141 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and Steiner Leisure Ltd. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: Steiner Leisure Ltd. exchanged 1,486,520 warrants for 260,141 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and Steiner Leisure Ltd. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · acquired: Steiner Leisure Ltd. exchanged 1,486,520 warrants for 260,141 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and Steiner Leisure Ltd. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · balance_after: Of the 19,357,810 common shares of the Issuer beneficially owned by the reporting person, 13,421,914 shares are non-voting common shares of the Issuer and 5,935,896 shares are voting common shares of the Issuer. Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited.

F3 · balance_after: (Continued from Footnote 2) Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities. Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

F2 · ownership.direct: Of the 19,357,810 common shares of the Issuer beneficially owned by the reporting person, 13,421,914 shares are non-voting common shares of the Issuer and 5,935,896 shares are voting common shares of the Issuer. Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited.

F3 · ownership.direct: (Continued from Footnote 2) Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities. Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

F2 · ownership.nature: Of the 19,357,810 common shares of the Issuer beneficially owned by the reporting person, 13,421,914 shares are non-voting common shares of the Issuer and 5,935,896 shares are voting common shares of the Issuer. Steiner Leisure Ltd is controlled by Nemo Investor Aggregator, Limited, a Cayman Islands exempted company. Nemo Investor Aggregator, Limited is governed by a board of directors consisting of seven directors. Each director has one vote, and the approval of a majority of the directors is required to approve an action of Nemo Investor Aggregator, Limited.

F3 · ownership.nature: (Continued from Footnote 2) Under the so-called "rule of three," if voting and dispositive decisions regarding an entity's securities are made by three or more individuals, and a voting or dispositive decision requires the approval of a majority of those individuals, then none of the individuals is deemed a beneficial owner of the entity's securities. Based upon the foregoing analysis, no director of Nemo Investor Aggregator, Limited exercises voting or dispositive control over any of the securities held by Steiner Leisure Ltd, even those in which he or she directly holds a pecuniary interest. Accordingly, none of them will be deemed to have or share beneficial ownership of such shares.

SEC source: 0000899243-23-011823 · doc4.xml · derivative · entry 3

HEYER STEVEN J · CIK 0001161492 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 734,890 shares

Expires 2024-03-19

F1 · kind: The reporting person exchanged 734,890 warrants for 128,605 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 734,890 warrants for 128,605 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F3 · derivative.exercise_date: The warrants were exercisable in accordance with the provisions of the Amended and Restated Warrant Agreement, dated as of March 19, 2019, between the Issuer and Continental Stock Transfer & Trust Company.

SEC source: 0000899243-23-011823 · doc4.xml · nonDerivative · entry 1

HEYER STEVEN J · CIK 0001161492 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 941,855

F1 · kind: The reporting person exchanged 734,890 warrants for 128,605 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 734,890 warrants for 128,605 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · acquired: The reporting person exchanged 734,890 warrants for 128,605 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

SEC source: 0000899243-23-011828 · doc4.xml · derivative · entry 2

McLallen Walter Field · CIK 0001666150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 120,908 shares

Expires 2024-03-19

F1 · kind: The reporting person exchanged 120,908 warrants for 21,158 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 120,908 warrants for 21,158 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · derivative.exercise_date: The warrants were exercisable in accordance with the provisions of the Amended and Restated Warrant Agreement, dated as of March 19, 2019, between the Issuer and Continental Stock Transfer & Trust Company.

SEC source: 0000899243-23-011828 · doc4.xml · nonDerivative · entry 1

McLallen Walter Field · CIK 0001666150 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 255,444

F1 · kind: The reporting person exchanged 120,908 warrants for 21,158 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 120,908 warrants for 21,158 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · acquired: The reporting person exchanged 120,908 warrants for 21,158 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

SEC source: 0000899243-23-011824 · doc4.xml · derivative · entry 5

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Shares · 298,215 shares

Expires 2024-03-19

F2 · kind: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · price: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F6 · derivative.exercise_date: The warrants were exercisable in accordance with the provisions of the Amended and Restated Warrant Agreement, dated as of March 19, 2019, between the Issuer and Continental Stock Transfer & Trust Company.

F4 · ownership.direct: The reporting person may be deemed to have or share beneficial ownership of the securities held by the Andrew Heyer Entities. The reporting person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: The reporting person may be deemed to have or share beneficial ownership of the securities held by the Andrew Heyer Entities. The reporting person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-23-011824 · doc4.xml · derivative · entry 4

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 415,373 shares

Expires 2024-03-19

F1 · kind: The reporting person exchanged 415,373 warrants for 72,690 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 415,373 warrants for 72,690 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F6 · derivative.exercise_date: The warrants were exercisable in accordance with the provisions of the Amended and Restated Warrant Agreement, dated as of March 19, 2019, between the Issuer and Continental Stock Transfer & Trust Company.

SEC source: 0000899243-23-011824 · doc4.xml · nonDerivative · entry 2

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 533,128

F2 · kind: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · shares: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · price: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F2 · acquired: The reported securities were transacted as follows: (i) Heyer Investment Management, LLC exchanged 127,807 warrants for 22,366 common shares, (ii) Harris Reid Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iii) James Heyer Trust exchanged 42,602 warrants for 7,455 common shares, (iv) Peter Justin Heyer Trust exchanged 42,602 warrants for 7,455 common shares, and (v) William Heyer Trust exchanged 42,602 warrants for 7,455 common shares. The exchanges were effected pursuant to Warrant Exchange Agreements, dated March 15, 2023, by and among the Issuer and the foregoing entities. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F3 · balance_after: Includes (i) 329,252 common shares held by Heyer Investment Management, LLC, (ii) 52,219 common shares held by Harris Reid Heyer Trust, (iii) 57,219 common shares held by James Heyer Trust, (iv) 37,219 common shares held by Peter Justin Heyer Trust and (v) 57,219 common shares held by William Heyer Trust. The reporting person is (i) a trustee of each of Harris Reid Heyer Trust, James Heyer Trust, Peter Justin Heyer Trust, and William Heyer Trust, and (ii) the managing member of Heyer Investment Management, LLC (the foregoing entities, the "Andrew Heyer Entities").

F4 · balance_after: The reporting person may be deemed to have or share beneficial ownership of the securities held by the Andrew Heyer Entities. The reporting person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

F3 · ownership.direct: Includes (i) 329,252 common shares held by Heyer Investment Management, LLC, (ii) 52,219 common shares held by Harris Reid Heyer Trust, (iii) 57,219 common shares held by James Heyer Trust, (iv) 37,219 common shares held by Peter Justin Heyer Trust and (v) 57,219 common shares held by William Heyer Trust. The reporting person is (i) a trustee of each of Harris Reid Heyer Trust, James Heyer Trust, Peter Justin Heyer Trust, and William Heyer Trust, and (ii) the managing member of Heyer Investment Management, LLC (the foregoing entities, the "Andrew Heyer Entities").

F4 · ownership.direct: The reporting person may be deemed to have or share beneficial ownership of the securities held by the Andrew Heyer Entities. The reporting person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

F3 · ownership.nature: Includes (i) 329,252 common shares held by Heyer Investment Management, LLC, (ii) 52,219 common shares held by Harris Reid Heyer Trust, (iii) 57,219 common shares held by James Heyer Trust, (iv) 37,219 common shares held by Peter Justin Heyer Trust and (v) 57,219 common shares held by William Heyer Trust. The reporting person is (i) a trustee of each of Harris Reid Heyer Trust, James Heyer Trust, Peter Justin Heyer Trust, and William Heyer Trust, and (ii) the managing member of Heyer Investment Management, LLC (the foregoing entities, the "Andrew Heyer Entities").

F4 · ownership.nature: The reporting person may be deemed to have or share beneficial ownership of the securities held by the Andrew Heyer Entities. The reporting person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-23-011824 · doc4.xml · nonDerivative · entry 1

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 554,318

F1 · kind: The reporting person exchanged 415,373 warrants for 72,690 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · price: The reporting person exchanged 415,373 warrants for 72,690 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

F1 · acquired: The reporting person exchanged 415,373 warrants for 72,690 common shares, pursuant to a Warrant Exchange Agreement, dated March 15, 2023, by and among the Issuer and the reporting person. The transactions are exempt under Rule 16b-3 as transactions between the Issuer and a director in an Issuer exchange offer that was approved by the Issuer's board of directors.

SEC source: 0000899243-23-005271 · doc4.xml · nonDerivative · entry 2

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,667,290

F2 · kind: Each PSU represent a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F3 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the PSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.84 to $11.06, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-23-005266 · doc4.xml · nonDerivative · entry 2

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 552,348

F2 · kind: Each PSU represent a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F3 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the PSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.84 to $11.06, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-23-005268 · doc4.xml · nonDerivative · entry 2

Bonner Susan Reardon · CIK 0001828192 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,901

F2 · kind: Each PSU represent a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F3 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the PSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.84 to $11.06, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-23-013286 · doc4.xml · nonDerivative · entry 2

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Indirect · By Fluxman Family Holdings LLC

Disclosed balance after: 285,338

F1 · kind: On May 16, 2023, Fluxman Family Holdings LLC ("Fluxman Holdings") exercised a warrant to purchase 66,667 common shares of OneSpaWorld Holdings Ltd. ("OSW" or the "Issuer) for $5.75 a share. Fluxman Holdings paid the exercise price on a cashless basis, resulting in OSW's withholding of 31,329 common shares to pay the exercise price.

F2 · ownership.nature: The reporting person has voting and dispositive power over the securities held by Fluxman Holdings, and therefore may be deemed to indirectly beneficially own the securities held by Fluxman Holdings. The reporting person disclaims beneficial ownership of the securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-23-005271 · doc4.xml · nonDerivative · entry 1

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,689,809

F1 · shares: The reported securities are Performance Stock Units ("PSUs") that were granted to the Reporting Person by OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") on December 7, 2021. One-third of the reported PSUs vested upon achieving the performance vesting conditions. The remaining unvested PSUs vest in one-third installments on each of December 7, 2023 and December 7, 2024.

SEC source: 0000899243-23-005266 · doc4.xml · nonDerivative · entry 1

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 561,416

F1 · shares: The reported securities are Performance Stock Units ("PSUs") that were granted to the Reporting Person by OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") on December 7, 2021. One-third of the reported PSUs vested upon achieving the performance vesting conditions. The remaining unvested PSUs vest in one-third installments on each of December 7, 2023 and December 7, 2024.

SEC source: 0000899243-23-005268 · doc4.xml · nonDerivative · entry 1

Bonner Susan Reardon · CIK 0001828192 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 257,957

F1 · shares: The reported securities are Performance Stock Units ("PSUs") that were granted to the Reporting Person by OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") on December 7, 2021. One-third of the reported PSUs vested upon achieving the performance vesting conditions. The remaining unvested PSUs vest in one-third installments on each of December 7, 2023 and December 7, 2024.

SEC source: 0000899243-23-004437 · doc4.xml · nonDerivative · entry 5

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 481,628

F1 · shares: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 14, 2022.

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.16. The Reporting Person undertakes to provide to the Issuer, any security holders of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each price within the range set forth in this footnote.

SEC source: 0000899243-23-004437 · doc4.xml · nonDerivative · entry 4

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Wife

Disclosed balance after: 100,000

F6 · shares: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse on March 14, 2022. The reported securities, which are held and independently managed by Mindy Heyer, the Reporting Person's spouse, were not reflected on the Reporting Person's prior filings. The Reporting Person disclaims beneficial ownership of such securities.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.19. The Reporting Person's spouse undertakes to provide to the Issuer, any security holders of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each price within the range set forth in this footnote.

F6 · ownership.nature: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse on March 14, 2022. The reported securities, which are held and independently managed by Mindy Heyer, the Reporting Person's spouse, were not reflected on the Reporting Person's prior filings. The Reporting Person disclaims beneficial ownership of such securities.

SEC source: 0000899243-23-004437 · doc4.xml · nonDerivative · entry 3

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Wife

Disclosed balance after: 114,453

F6 · shares: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse on March 14, 2022. The reported securities, which are held and independently managed by Mindy Heyer, the Reporting Person's spouse, were not reflected on the Reporting Person's prior filings. The Reporting Person disclaims beneficial ownership of such securities.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.08. The Reporting Person's spouse undertakes to provide to the Issuer, any security holders of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each price within the range set forth in this footnote.

F6 · ownership.nature: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse on March 14, 2022. The reported securities, which are held and independently managed by Mindy Heyer, the Reporting Person's spouse, were not reflected on the Reporting Person's prior filings. The Reporting Person disclaims beneficial ownership of such securities.

SEC source: 0000899243-23-004437 · doc4.xml · nonDerivative · entry 2

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 480,942

F3 · shares: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Heyer Investment Management, LLC on March 14, 2022.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.07. The Reporting Person undertakes to provide to the Issuer, any security holders of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each price within the range set forth in this footnote.

F4 · ownership.nature: Includes (i) 306,886 common shares of the Issuer (the "Common Shares") held by Heyer Investment Management, LLC, (ii) 44,764 Common Shares held by Harris Reid Trust, (iii) 49,764 Common Shares held by James Heyer Trust, (iv) 29,764 Common Shares by Peter Justin Heyer Trust and (v) 49,764 Common Shares held by William Heyer Trust. The Reporting Person is (i) a trustee of each of Harris Reid Heyer Trust, James Heyer Trust, Peter Justin Heyer Trust, and William Heyer Trust; and (ii) the managing member of Heyer Investment Management, LLC (the foregoing entities, the "Andrew Heyer Entities").

F5 · ownership.nature: The Reporting Person may be deemed to have or share beneficial ownership of securities held by the Andrew Heyer Entities. The Reporting Person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-23-004437 · doc4.xml · nonDerivative · entry 1

HEYER ANDREW R · CIK 0001259062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 496,164

F1 · shares: The sales reported in this row was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 14, 2022.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.07. The Reporting Person undertakes to provide to the Issuer, any security holders of the Issuer, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each price within the range set forth in this footnote.

SEC source: 0001213900-23-005445 · ownership.xml · nonDerivative · entry 2

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,513,248

F2 · kind: Each Restricted Stock Unit ("RSU") and each PSU represent a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F3 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs and PSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.18 to $10.46, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001213900-23-005446 · ownership.xml · nonDerivative · entry 2

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 490,325

F2 · kind: Each Restricted Stock Unit ("RSUs") and each PSU represent a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F3 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs and PSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.18 to $10.46, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001213900-23-005445 · ownership.xml · nonDerivative · entry 1

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,533,622

F1 · shares: The reported securities are common shares received in connection with the vesting of Performance Stock Units ("PSUs"), which vested on January 23, 2023.

SEC source: 0001213900-23-005446 · ownership.xml · nonDerivative · entry 1

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 497,673

F1 · shares: The reported securities are common shares received in connection with the vesting of Performance Stock Units ("PSUs"), which vested on January 23, 2023.

SEC source: 0000899243-22-039381 · doc4.xml · nonDerivative · entry 2

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,507,297

F1 · kind: Each Restricted Stock Unit ("RSUs") represents a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F2 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.44 to $9.59, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-22-039382 · doc4.xml · nonDerivative · entry 2

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 488,181

F1 · kind: Each Restricted Stock Unit ("RSUs") represents a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F2 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.44 to $9.59, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-22-039380 · doc4.xml · nonDerivative · entry 2

Bonner Susan Reardon · CIK 0001828192 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 217,212

F1 · kind: Each Restricted Stock Unit ("RSUs") represents a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F2 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.44 to $9.59, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or thestaff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-22-039381 · doc4.xml · nonDerivative · entry 1

FLUXMAN LEONARD I · CIK 0001063623 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,532,951

F1 · kind: Each Restricted Stock Unit ("RSUs") represents a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F2 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.60 to $9.85, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-22-039382 · doc4.xml · nonDerivative · entry 1

LAZARUS STEPHEN · CIK 0001253436 · CFO and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 497,434

F1 · kind: Each Restricted Stock Unit ("RSUs") represents a contingent right to receive, at vesting, one common share, par value $0.0001 per share, of OneSpaWorld Holdings Ltd. ("OSW", the "Issuer") with a portion of such shares mandatorily sold, pursuant to the terms of the grant, in a broker assisted cashless exercise program arranged by the Issuer.

F2 · shares: Represents shares sold to satisfy tax withholding obligations upon the vesting and settlement of the RSUs.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.60 to $9.85, inclusive. The reporting person undertakes to provide to OSW, any security holder of OSW, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.