RUBIUS THERAPEUTICS INC

CUSIP: 78116T103 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

Note: Option positions (PUT/CALL) are excluded.

Q1 2022
Shares 60,200 Value ($000) $332 Avg Close — Range —
Q4 2021
Shares 60,000 Value ($000) $581 Avg Close — Range —
Q3 2021
Shares 60,000 Value ($000) $1,073 Avg Close — Range —
Q2 2021
Shares 63,100 Value ($000) $1,540 Avg Close — Range —
Q1 2021
Shares 59,200 Value ($000) $1,569 Avg Close — Range —
Q4 2020
Shares 78,000 Value ($000) $592 Avg Close — Range —
Q3 2020
Shares 81,200 Value ($000) $407 Avg Close — Range —
Q2 2020
Shares 83,300 Value ($000) $498 Avg Close — Range —
Q1 2020
Shares 69,200 Value ($000) $308 Avg Close — Range —
Q4 2019
Shares 45,500 Value ($000) $432 Avg Close — Range —
Q3 2019
Shares 2,814,572 Value ($000) $22,094 Avg Close — Range —
Q2 2019
Shares 2,512,452 Value ($000) $39,521 Avg Close — Range —
Q1 2019
Shares 2,501,014 Value ($000) $45,268 Avg Close — Range —
Q4 2018
Shares 2,284,047 Value ($000) $36,727 Avg Close — Range —
Q3 2018
Shares 1,626,855 Value ($000) $39,045 Avg Close — Range —