Insider Trading & Ownership - Larkin Cristina

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Larkin Cristina
Common stock purchase or sale:
Transaction
Date		Reported
DateTime		CompanySymbolInsider
Relationship		Shares
Traded		Average
Price		Total
Amount		Shares
Owned		Filing
2020-12-16
Sale		2020-12-18
4:15 pm		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		12,000$19$228,0009,934
(Direct)		View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date		Reported
DateTime		Exercisable
Expiration		CompanySymnbolInsider
Relationship		Shares
Traded		Conversion
Price		Shares
Owned		Filing
2022-02-01
Option Award		2022-02-03
4:18 pm		N/A
2032-02-01		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		91,204$0116,771
(Direct)		View
2021-08-26
Option Award		2021-08-30
4:15 pm		N/A
N/A		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		24,067$025,567
(Direct)		View
2021-02-01
Option Award		2021-02-03
7:47 pm		N/A
2031-02-01		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		57,432$057,432
(Direct)		View
2020-12-16
Exercise		2020-12-18
4:15 pm		N/A
N/A		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		12,000$5.99,934
(Direct)		View
2020-12-16
Exercise		2020-12-18
4:15 pm		N/A
2027-07-05		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		12,000$09,934
(Direct)		View
2020-02-03
Option Award		2020-02-03
5:32 pm		N/A
2030-02-03		Spero Therapeutics Inc.SPROLarkin Cristina
Chief Operating Officer		55,000$055,000
(Direct)		View