KESON-BROOKES MAIKEN

PrivateCIK: 1693805
Location

FAYVILLE, MA

KESON-BROOKES MAIKEN (CLO & Corp. Secretary) sold 33.8% of their position (2.73K shares) of RUBIUS THERAPEUTICS, INC. on the open market

Open‑market sale worth $18.0K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderKESON-BROOKES MAIKENCIK 1693805
IssuerRUBIUS THERAPEUTICS, INC.CIK 1709401
Officer· CLO & Corp. Secretary
Since Nov 2019
+175.52K
Net shares
Net buyer
$18.0K
Total sold
1
Open market trades
0B · 1S
5
Total transactions
186.32K acquired · 10.81K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+8.07K

Price / share

Trade value

% of position

New position
1/29/2022
0.008.07K

Common Stock

Direct
S · Sale

Shares

2.73K

Price / share

$6.57

Trade value

$17.96K

% of position

33.8%
2/1/2022
8.07K5.34K
Total

Net shares

+5.34K

Net value

-$17.96K

Derivative Transactions3

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

8.07K shares

Shares

8.07K

Strike price

Held after

24.23K

Exercisable

1/29/2022

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

143.75K shares

Shares

+143.75K

Strike price

6.75

Held after

143.75K

Exercisable

1/31/2022

Restricted Stock Units

Direct
A · Award
Converts to

Common Stock

34.50K shares

Shares

+34.50K

Strike price

Held after

34.50K

Exercisable

1/31/2022
KESON-BROOKES MAIKEN — Insider Transaction (Form 4) Filed Feb 1, 2022 | Finecho