NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

Silphium Asset Management Ltd's Holding History (CIK: 0001758440)

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

Q3 2023
Shares 125,000 Value ($000) $7,453 Avg Close — Range —
Q2 2023
Shares 65,000 Value ($000) $3,731 Avg Close — Range —
Q1 2023
Shares 50,000 Value ($000) $2,621 Avg Close — Range —