SLACK TECHNOLOGIES INC

CUSIP: 83088V102 Class: COM CL A

Sigma Planning Corp's Holding History (CIK: 0001449126)

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

Q2 2021
Shares 29,956 Value ($000) $1,327 Avg Close — Range —
Q1 2021
Shares 44,297 Value ($000) $1,800 Avg Close — Range —
Q4 2020
Shares 65,971 Value ($000) $2,787 Avg Close — Range —
Q3 2020
Shares 125,807 Value ($000) $3,379 Avg Close — Range —
Q2 2020
Shares 38,984 Value ($000) $1,212 Avg Close — Range —