SLACK TECHNOLOGIES INC

CUSIP: 83088V102 Class: COM CL A

Sound Income Strategies, LLC's Holding History (CIK: 0001730960)

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

Q2 2021
Shares 104 Value ($000) $5 Avg Close — Range —
Q1 2021
Shares 464 Value ($000) $18,852 Avg Close — Range —
Q4 2020
Shares 504 Value ($000) $21 Avg Close — Range —
Q3 2020
Shares 380 Value ($000) $10 Avg Close — Range —
Q3 2019
Shares 300 Value ($000) $7 Avg Close — Range —
Q2 2019
Shares 300 Value ($000) $11 Avg Close — Range —