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>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2021-02-08 Purchase | 2021-02-26 5:12 pm | Kaleido Biosciences Inc. | KLDO | Menichella Daniel L Chief Executive Officer | 20,000 | $11.5 | $230,000 | 20,000 (Direct) | View |
| 2021-02-08 Purchase | 2021-02-10 5:30 pm | Kaleido Biosciences Inc. | KLDO | Flagship Ventures Fund IV General Partner LLC Flagship Ventures Fund IV L.P. Flagship Ventures Opportunities Fund I General Partner LLC Flagship Ventures Opportunities Fund I L.P. Nutritional Health LTP Fund General Partner LLC Nutritional Health LTP Fund L.P. AFEYAN NOUBAR 10% Owner | 215,000 | $11.5 | $2,472,500 | 14,907,627 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2022-02-28 Tax Withholding | 2022-03-02 4:09 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | van Hylckama Vlieg Johan Chief Scientific Officer | 2,087 | $1.49 | 4,620 (Direct) | View |
| 2022-02-28 Tax Withholding | 2022-03-02 4:05 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | Korn Jerald COO & General Counsel | 2,046 | $1.49 | 4,517 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-18 5:18 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | van Hylckama Vlieg Johan Chief Scientific Officer | 350,000 | $0 | 350,000 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-18 5:15 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | Long Alison S Chief Medical Officer | 171,800 | $0 | 171,800 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-18 5:12 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | Korn Jerald COO & General Counsel | 295,240 | $0 | 295,240 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-18 5:11 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | Duke William E. Chief Financial Officer | 169,990 | $0 | 169,990 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-18 5:09 pm | N/A N/A | Kaleido Biosciences Inc. | KLDO | Menichella Daniel L Chief Executive Officer | 320,200 | $0 | 320,200 (Direct) | View |
| 2021-12-15 Option Award | 2021-12-16 5:18 pm | N/A 2031-12-14 | Kaleido Biosciences Inc. | KLDO | Long Alison S Chief Medical Officer | 324,350 | $0 | 324,350 (Direct) | View |
| 2021-09-01 Option Award | 2021-09-02 4:23 pm | N/A 2031-08-31 | Kaleido Biosciences Inc. | KLDO | van Hylckama Vlieg Johan Chief Scientific Officer | 40,000 | $0 | 40,000 (Direct) | View |
| 2021-09-01 Option Award | 2021-09-02 4:20 pm | N/A 2031-08-31 | Kaleido Biosciences Inc. | KLDO | Korn Jerald General Counsel | 100,000 | $0 | 100,000 (Direct) | View |
| 2021-09-01 Option Award | 2021-09-02 4:16 pm | N/A 2031-08-31 | Kaleido Biosciences Inc. | KLDO | Duke William E. Chief Financial Officer | 60,000 | $0 | 60,000 (Direct) | View |
| 2021-09-01 Option Award | 2021-09-02 4:14 pm | N/A 2031-08-31 | Kaleido Biosciences Inc. | KLDO | Menichella Daniel L Chief Executive Officer | 110,000 | $0 | 110,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:42 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | Burnett Grady Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:38 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | Bassler Bonnie L Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:35 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | MELAS KYRIAZI THEO Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:32 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | Mixer Jean K Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:28 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | Prener Anne Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:25 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | BONNEY MICHAEL W Director | 30,000 | $0 | 30,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:22 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | Quinn Anthony G. Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2021-06-30 Option Award | 2021-07-01 4:19 pm | 2022-06-30 2031-06-29 | Kaleido Biosciences Inc. | KLDO | von Maltzahn Geoffrey Director | 15,000 | $0 | 15,000 (Direct) | View |
Ownership | 2021-05-13 08:38 am | N/A 2029-07-30 | Kaleido Biosciences Inc. | KLDO | van Hylckama Vlieg Johan Chief Scientific Officer | 0 | $0 | 306,707 (Direct) | View |
| 2021-03-01 Option Award | 2021-03-02 5:10 pm | N/A 2031-02-28 | Kaleido Biosciences Inc. | KLDO | Duke William E. Chief Financial Officer | 60,000 | $0 | 60,000 (Direct) | View |
| 2021-03-01 Option Award | 2021-03-02 5:07 pm | N/A 2031-02-28 | Kaleido Biosciences Inc. | KLDO | Korn Jerald General Counsel | 60,000 | $0 | 60,000 (Direct) | View |
| 2021-03-01 Option Award | 2021-03-02 5:04 pm | N/A 2031-02-28 | Kaleido Biosciences Inc. | KLDO | Menichella Daniel L Chief Executive Officer | 90,000 | $0 | 90,000 (Direct) | View |
| 2020-10-15 Option Award | 2020-10-19 07:39 am | N/A 2030-10-14 | Kaleido Biosciences Inc. | KLDO | Korn Jerald General Counsel | 45,000 | $0 | 45,000 (Direct) | View |
| 2020-10-15 Option Award | 2020-10-19 07:38 am | N/A 2030-10-14 | Kaleido Biosciences Inc. | KLDO | Duke William E. Chief Financial Officer | 50,000 | $0 | 50,000 (Direct) | View |
| 2020-10-15 Option Award | 2020-10-19 07:38 am | N/A 2030-10-14 | Kaleido Biosciences Inc. | KLDO | Knobil Katharine Chief Medical Officer | 67,500 | $0 | 67,500 (Direct) | View |
| 2020-10-15 Option Award | 2020-10-19 07:37 am | N/A 2030-10-14 | Kaleido Biosciences Inc. | KLDO | Menichella Daniel L Chief Executive Officer | 600,000 | $0 | 600,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | MELAS KYRIAZI THEO Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | von Maltzahn Geoffrey Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | Mixer Jean K Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | Prener Anne Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-30 | Kaleido Biosciences Inc. | KLDO | Quinn Anthony G. Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:16 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | Burnett Grady Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:15 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | Bassler Bonnie L Director | 15,000 | $0 | 15,000 (Direct) | View |
| 2020-06-30 Option Award | 2020-07-01 4:15 pm | 2021-06-30 2030-06-29 | Kaleido Biosciences Inc. | KLDO | BONNEY MICHAEL W Director | 15,000 | $0 | 15,000 (Direct) | View |