SLACK TECHNOLOGIES INC

CUSIP: 83088V102 Class: COM CL A

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2021
Shares 186,923 Value ($000) $8,281 Avg Close — Range —
Q1 2021
Shares 187,207 Value ($000) $7,606 Avg Close — Range —
Q4 2020
Shares 78,863 Value ($000) $3,331 Avg Close — Range —
Q3 2020
Shares 244,142 Value ($000) $6,558 Avg Close — Range —
Q2 2020
Shares 266,536 Value ($000) $8,287 Avg Close — Range —
Q1 2020
Shares 163,714 Value ($000) $4,394 Avg Close — Range —
Q4 2019
Shares 29,495 Value ($000) $663 Avg Close — Range —