NATUS MEDICAL INC DEL

CUSIP: 639050103 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q1 2021
Shares 11,140 Value ($000) $285 Avg Close — Range —
Q4 2020
Shares 20,948 Value ($000) $420 Avg Close — Range —