CERUS CORP

Ticker: CERS CUSIP: 157085101 Class: COM

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q4 2021

Shares 645,565 Value ($000) $4,396 Avg Close $6.73 Range $5.90 - $8.06

Q3 2021

Shares 1,793,255 Value ($000) $10,921 Avg Close $5.83 Range $4.67 - $6.70

Q2 2021

Shares 657,947 Value ($000) $3,888 Avg Close $5.86 Range $5.25 - $6.49

Q1 2021

Shares 741,853 Value ($000) $4,459 Avg Close $6.80 Range $5.46 - $8.41

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	645,565	$4,396	$6.73	$5.90 - $8.06
Q3 2021	1,793,255	$10,921	$5.83	$4.67 - $6.70
Q2 2021	657,947	$3,888	$5.86	$5.25 - $6.49
Q1 2021	741,853	$4,459	$6.80	$5.46 - $8.41