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Nasdaq · USD

OSS

ONE STOP SYSTEMS, INC.

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2767
SEC CIK
0001394056
Parsed reports
310

Last 12 months

Inside the activity.

0 purchase rows · 3 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202600
Mar 202600
Apr 202600
May 202603
Jun 202600
Jul 202600
Aug 202600
Sep 202600
Oct 202600

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
March 27, 2019 Filed Mar 29, 2019 16:54 UTC
RAUN DAVIDDirector
PurchaseCommon Stock 5,000 $2.05 $10,250.00
Disclosure

SEC source: 0001209191-19-021789 · doc4.xml · nonDerivative · entry 1

RAUN DAVID · CIK 0001219078 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,500

Read SEC document
February 20, 2019 Filed Feb 22, 2019 19:46 UTC Exercise / conversionEmployee Stock Option (Right to Buy) · Derivative 25,000 $0.00 Strike: $0.75 $0.00
Disclosure

SEC source: 0001209191-19-012797 · doc4.xml · derivative · entry 2

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2019-05-13

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.

Read SEC document
February 20, 2019 Filed Feb 22, 2019 19:46 UTC Tax withholdingCommon Stock 17,440 $0.75 $13,080.00
Disclosure

SEC source: 0001209191-19-012797 · doc4.xml · nonDerivative · entry 1

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,303

F1 · kind: Represents a "net exercise" of outstanding stock options. The reporting person received 17,440 shares of common stock on net exercise of option to purchase 25,000 shares of common stock. The reporting person forfeited 7,560 shares of common stock underlying the option in payment of the exercise price, using the closing stock price on February 19, 2019 of $2.48.

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February 13, 2019 Filed Feb 16, 2019 01:35 UTC
Bressner JosefManaging Director, Bressner
GrantRestricted Stock Unit · Derivative 10,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-010805 · doc4.xml · derivative · entry 1

Bressner Josef · CIK 0001758175 · Managing Director, Bressner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service.

F2 · derivative.expiration_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service.

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February 13, 2019 Filed Mar 21, 2019 19:57 UTC
Cooper Steve DDirector · President, CEO · 10% owner
GrantRestricted Stock Unit · Derivative 30,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020879 · doc4.xml · derivative · entry 1

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Stock · 30,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 19:19 UTC GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020854 · doc4.xml · derivative · entry 1

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 19:45 UTC GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020873 · doc4.xml · derivative · entry 1

JONES RANDY G · CIK 0001231628 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 19:35 UTC GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020866 · doc4.xml · derivative · entry 1

POTASHNER KENNETH F · CIK 0001211644 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 19:30 UTC
RAUN DAVIDDirector
GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020861 · doc4.xml · derivative · entry 1

RAUN DAVID · CIK 0001219078 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 23:53 UTC GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020877 · doc4.xml · derivative · entry 1

Harrison Jack · CIK 0001729604 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 23:50 UTC
Ison JamesVice President of Sales
GrantRestricted Stock Unit · Derivative 10,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020875 · doc4.xml · derivative · entry 1

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 23:42 UTC
Morrison John W Jr.Chief Financial Officer
GrantRestricted Stock Unit · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020871 · doc4.xml · derivative · entry 1

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock · 15,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 23:24 UTC
Reardon James MPresident, CDI
GrantRestricted Stock Unit · Derivative 5,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020856 · doc4.xml · derivative · entry 1

Reardon James M · CIK 0001751953 · President, CDI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant.

Read SEC document
February 13, 2019 Filed Mar 21, 2019 23:14 UTC GrantRestricted Stock Unit · Derivative 7,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-020851 · doc4.xml · derivative · entry 1

Sentovich Kimberly C. · CIK 0001766095 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

Underlying: Common Stock · 7,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of OSS common stock. The closing price of OSS on February 13, 2019 was $2.43.

F2 · derivative.exercise_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

F2 · derivative.expiration_date: Vesting date is one (1) year following the date of the Restricted Stock Unit Grant.

Read SEC document
December 28, 2018 Filed Jan 2, 2019 20:37 UTC
RAUN DAVIDDirector
PurchaseCommon Stock 2,500 $2.05 $5,125.00
Disclosure

SEC source: 0001209191-19-000549 · doc4.xml · nonDerivative · entry 1

RAUN DAVID · CIK 0001219078 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,500

F1 · price: These shares were purchased in multiple transactions on the same day at a price of $2.05 per share, inclusive. The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased in each transaction at the price set forth in this footnote (1) to this Form 4.

Read SEC document
December 28, 2018 Filed Jan 3, 2019 00:31 UTC
Ison JamesVice President of Sales
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,579 $0.00 Strike: $0.76 $0.00
Disclosure

SEC source: 0001209191-19-000506 · doc4.xml · derivative · entry 2

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,197

Underlying: Common Stock · 1,579 shares

Expires 2022-09-30

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 · derivative.exercise_date: The option is fully vested.

Read SEC document
December 28, 2018 Filed Jan 3, 2019 00:31 UTC
Ison JamesVice President of Sales
Exercise / conversionCommon Stock 1,579 $0.76 $1,200.04
Disclosure

SEC source: 0001209191-19-000506 · doc4.xml · nonDerivative · entry 1

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,252

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.

Read SEC document
December 27, 2018 Filed Dec 27, 2018 19:43 UTC
RAUN DAVIDDirector
PurchaseCommon Stock 5,000 $2.11 $10,525.00
Disclosure

SEC source: 0001209191-18-064225 · doc4.xml · nonDerivative · entry 2

RAUN DAVID · CIK 0001219078 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

F2 · price: The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth in footnotes (1) and (3) to this Form 4.

F3 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.10 to $2.11 per share, inclusive.

Read SEC document
December 21, 2018 Filed Dec 27, 2018 19:43 UTC
RAUN DAVIDDirector
PurchaseCommon Stock 5,000 $2.09 $10,425.00
Disclosure

SEC source: 0001209191-18-064225 · doc4.xml · nonDerivative · entry 1

RAUN DAVID · CIK 0001219078 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.08 to $2.09 per share, inclusive.

F2 · price: The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth in footnotes (1) and (3) to this Form 4.

Read SEC document
December 14, 2018 Filed Dec 18, 2018 19:17 UTC
Ison JamesVice President of Sales
SaleCommon Stock 33,056 $2.24 $74,045.44
Disclosure

SEC source: 0001209191-18-063112 · doc4.xml · nonDerivative · entry 1

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,673

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.0386 to $2.51 per share, inclusive. The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

Read SEC document
December 13, 2018 Filed Dec 14, 2018 23:25 UTC
Ison JamesVice President of Sales
SaleCommon Stock 3,066 $2.65 $8,124.90
Disclosure

SEC source: 0001209191-18-062804 · doc4.xml · nonDerivative · entry 3

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,729

Read SEC document
December 13, 2018 Filed Dec 18, 2018 13:55 UTC SaleCommon Stock 4,610 $2.83 $13,046.30
Disclosure

SEC source: 0001209191-18-063105 · doc4.xml · nonDerivative · entry 1

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By: The RTC Group, Inc.

Disclosed balance after: 88,863

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions executed on the same day at a price of $2.83 per share, inclusive. The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold in each transaction at the price set forth in this footnote (1) to this Form 4.

F2 · ownership.nature: Mr. Reardon has sole voting and investment control over The RTC Group, Inc.

Read SEC document
December 12, 2018 Filed Dec 14, 2018 23:25 UTC
Ison JamesVice President of Sales
SaleCommon Stock 27,901 $2.66 $74,216.66
Disclosure

SEC source: 0001209191-18-062804 · doc4.xml · nonDerivative · entry 2

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,795

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.65 to $2.80 per share, inclusive. The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

Read SEC document
December 10, 2018 Filed Dec 11, 2018 21:29 UTC SaleCommon Stock 7,500 $2.83 $21,225.00
Disclosure

SEC source: 0001209191-18-062142 · doc4.xml · nonDerivative · entry 2

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By: The RTC Group, Inc.

Disclosed balance after: 93,473

F3 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.80 to $2.84 per share, inclusive.

F2 · ownership.nature: Mr. Reardon has sole voting and investment control over The RTC Group, Inc.

Read SEC document
December 07, 2018 Filed Dec 11, 2018 21:29 UTC SaleCommon Stock 10,000 $2.84 $28,400.00
Disclosure

SEC source: 0001209191-18-062142 · doc4.xml · nonDerivative · entry 1

REARDON JOHN RALPH · CIK 0001283973 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By: The RTC Group, Inc.

Disclosed balance after: 100,973

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.83 to $2.84 per share, inclusive. The reporting person undertakes to provide One Stop Systems, Inc., any security holder of One Stop Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4.

F2 · ownership.nature: Mr. Reardon has sole voting and investment control over The RTC Group, Inc.

Read SEC document
October 31, 2018 Filed Nov 6, 2018 23:18 UTC
Bressner JosefManaging Director, Bressner
GrantCommon Stock 53,231 $3.19 $169,806.89
Disclosure

SEC source: 0001209191-18-057458 · doc4.xml · nonDerivative · entry 2

Bressner Josef · CIK 0001758175 · Managing Director, Bressner

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Wife

Disclosed balance after: 106,463

Read SEC document
October 31, 2018 Filed Nov 6, 2018 23:18 UTC
Bressner JosefManaging Director, Bressner
GrantCommon Stock 53,232 $3.19 $169,810.08
Disclosure

SEC source: 0001209191-18-057458 · doc4.xml · nonDerivative · entry 1

Bressner Josef · CIK 0001758175 · Managing Director, Bressner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,232

Read SEC document
October 29, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionRestricted Stock Units · Derivative 833 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · derivative · entry 11

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,334

Underlying: Common Stock · 833 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: On April 11, 2018, the reporting person was granted 10,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

F4 · derivative.expiration_date: On April 11, 2018, the reporting person was granted 10,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

Read SEC document
October 29, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Tax withholdingCommon Stock 93 $3.54 $329.22
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · nonDerivative · entry 6

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,801

Read SEC document
October 29, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionCommon Stock 833 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · nonDerivative · entry 5

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,894

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

Read SEC document
October 29, 2018 Filed Dec 12, 2018 20:01 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Exercise / conversionRestricted Stock Units · Derivative 2,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-062335 · doc4.xml · derivative · entry 3

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 2,500 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: On April 11, 2018, the reporting person was granted 30,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

F2 · derivative.expiration_date: On April 11, 2018, the reporting person was granted 30,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

Read SEC document
October 29, 2018 Filed Dec 12, 2018 20:01 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Tax withholdingCommon Stock 627 $3.54 $2,219.58
Disclosure

SEC source: 0001209191-18-062335 · doc4.xml · nonDerivative · entry 2

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,930,394

Read SEC document
October 29, 2018 Filed Dec 12, 2018 20:01 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Exercise / conversionCommon Stock 2,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-062335 · doc4.xml · nonDerivative · entry 1

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,931,021

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

Read SEC document
September 26, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,329 $0.00 Strike: $0.76 $0.00
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · derivative · entry 10

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,671

Underlying: Common Stock · 1,329 shares

Expires 2022-09-30

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.

F3 · derivative.exercise_date: The option is fully vested.

Read SEC document
September 26, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 171 $0.00 Strike: $0.76 $0.00
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · derivative · entry 9

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 171 shares

Expires 2021-12-06

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 · derivative.exercise_date: The option is fully vested.

Read SEC document
September 26, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionCommon Stock 1,329 $0.76 $1,010.04
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · nonDerivative · entry 4

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,061

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.

Read SEC document
September 26, 2018 Filed Dec 12, 2018 01:57 UTC
Ison JamesVice President of Sales
Exercise / conversionCommon Stock 171 $0.76 $129.96
Disclosure

SEC source: 0001209191-18-062138 · doc4.xml · nonDerivative · entry 3

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,732

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.

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Exercise / conversionRestricted Stock Units · Derivative 16,667 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · derivative · entry 6

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,333

Underlying: Common Stock · 16,667 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: On July 2, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.

F3 · derivative.expiration_date: On July 2, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Exercise / conversionRestricted Stock Unit · Derivative 16,667 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · derivative · entry 5

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,333

Underlying: Common Stock · 16,667 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: On April 11, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.

F2 · derivative.expiration_date: On April 11, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Tax withholdingCommon Stock 8,290 $3.63 $30,092.70
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · nonDerivative · entry 4

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,754

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Exercise / conversionCommon Stock 16,667 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · nonDerivative · entry 3

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,044

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Tax withholdingCommon Stock 8,290 $3.63 $30,092.70
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · nonDerivative · entry 2

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,377

Read SEC document
September 24, 2018 Filed Sep 26, 2018 01:07 UTC
Morrison John W Jr.Chief Financial Officer
Exercise / conversionCommon Stock 16,667 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-052240 · doc4.xml · nonDerivative · entry 1

Morrison John W Jr. · CIK 0001729697 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,667

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.

F1 · price: Restricted stock units convert into common stock on a one-for-one basis.

Read SEC document
September 01, 2018 Filed Sep 6, 2018 00:13 UTC
Reardon James MPresident, CDI
GrantEmployee Stock Option (right to buy) · Derivative 30,000 $0.00 Strike: $3.63 $0.00
Disclosure

SEC source: 0001209191-18-049694 · doc4.xml · derivative · entry 2

Reardon James M · CIK 0001751953 · President, CDI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Stock · 30,000 shares

Expires 2028-08-31

F1 · derivative.exercise_date: The stock option will vest as follows: (i) 1/3 of the total shares will vest on the one (1) year anniversary of August 31, 2018 and (ii) 1/12 of the total shares will vest each quarter thereafter.

Read SEC document
August 31, 2018 Filed Sep 6, 2018 00:13 UTC
Reardon James MPresident, CDI
GrantCommon Stock 1,266,364 $3.89 $4,926,155.96
Disclosure

SEC source: 0001209191-18-049694 · doc4.xml · nonDerivative · entry 1

Reardon James M · CIK 0001751953 · President, CDI

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,330,496

Read SEC document
August 28, 2018 Filed Aug 30, 2018 18:57 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Exercise / conversionRestricted Stock Units · Derivative 2,500 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-049017 · doc4.xml · derivative · entry 3

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,500

Underlying: Common Stock · 2,500 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: On April 11, 2018, the reporting person was granted 30,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

F2 · derivative.expiration_date: On April 11, 2018, the reporting person was granted 30,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

Read SEC document
August 28, 2018 Filed Aug 30, 2018 18:57 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Tax withholdingCommon Stock 675 $4.70 $3,172.50
Disclosure

SEC source: 0001209191-18-049017 · doc4.xml · nonDerivative · entry 2

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,928,521

Read SEC document
August 28, 2018 Filed Aug 30, 2018 18:57 UTC
Cooper Steve DDirector · President, CEO · 10% owner
Exercise / conversionCommon Stock 2,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-049017 · doc4.xml · nonDerivative · entry 1

Cooper Steve D · CIK 0001729851 · Director · President, CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,929,196

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

Read SEC document
August 28, 2018 Filed Aug 30, 2018 22:46 UTC
Ison JamesVice President of Sales
Exercise / conversionRestricted Stock Units · Derivative 833 $0.00 $0.00
Disclosure

SEC source: 0001209191-18-049015 · doc4.xml · derivative · entry 3

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,167

Underlying: Common Stock · 833 shares

Expires not disclosed

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 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: On April 11, 2018, the reporting person was granted 10,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

F2 · derivative.expiration_date: On April 11, 2018, the reporting person was granted 10,000 restricted stock units, vesting in twelve equal quarterly installments beginning the first quarter after the grant date.

Read SEC document
August 28, 2018 Filed Aug 30, 2018 22:46 UTC
Ison JamesVice President of Sales
Tax withholdingCommon Stock 101 $4.70 $474.70
Disclosure

SEC source: 0001209191-18-049015 · doc4.xml · nonDerivative · entry 2

Ison Jim · CIK 0001729652 · Vice President of Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,482

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.