SLACK TECHNOLOGIES INC

CUSIP: 83088V102 Class: COM CL A

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

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

Q2 2021
Shares 855,801 Value ($000) $37,912 Avg Close — Range —
Q1 2021
Shares 788,528 Value ($000) $32,038 Avg Close — Range —
Q4 2020
Shares 752,583 Value ($000) $31,789 Avg Close — Range —
Q3 2020
Shares 6,328,331 Value ($000) $169,979 Avg Close — Range —
Q2 2020
Shares 6,527,996 Value ($000) $202,955 Avg Close — Range —
Q1 2020
Shares 8,479,852 Value ($000) $227,599 Avg Close — Range —
Q4 2019
Shares 6,620,586 Value ($000) $148,831 Avg Close — Range —
Q3 2019
Shares 1,388,740 Value ($000) $32,955 Avg Close — Range —
Q2 2019
Shares 41,820 Value ($000) $1,568 Avg Close — Range —