QUANTUM COMPUTING INC

Ticker: QUBT CUSIP: 74766W108 Class: Common Stock

SIGNATUREFD, LLC's Holding History (CIK: 0001456048)

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

Q4 2025

Shares 3,742 Value ($000) $38 Avg Close $14.23 Range $9.50 - $25.84

Q3 2025

Shares 2,742 Value ($000) $50 Avg Close $17.16 Range $13.72 - $23.98

Q2 2025

Shares 2,677 Value ($000) $51 Avg Close $11.02 Range $5.76 - $21.73

Q1 2025

Shares 2,798 Value ($000) $22 Avg Close $8.80 Range $4.37 - $20.36

Q4 2024

Shares 2,600 Value ($000) $43 Avg Close $5.49 Range $0.64 - $27.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,742	$38	$14.23	$9.50 - $25.84
Q3 2025	2,742	$50	$17.16	$13.72 - $23.98
Q2 2025	2,677	$51	$11.02	$5.76 - $21.73
Q1 2025	2,798	$22	$8.80	$4.37 - $20.36
Q4 2024	2,600	$43	$5.49	$0.64 - $27.15