Sutro Biopharma (STRO)

Cash burn rate (est.)	Burn method: Change in cash		Burn method: Operating income		Burn method: FCF (opex + capex)
	Last Q	Avg 4Q	Last Q	Avg 4Q	Last Q	Avg 4Q
Cash on hand (at last report)	175.44 mm	175.44 mm	175.44 mm	175.44 mm	175.44 mm	175.44 mm
Cash burn (monthly)	(no burn)	(no burn)	22.64 mm	10.66 mm	21.51 mm	8.81 mm
Cash used (since last report)	n/a	n/a	119.93 mm	56.48 mm	113.92 mm	46.67 mm
Cash remaining	n/a	n/a	55.51 mm	118.96 mm	61.52 mm	128.76 mm
Runway (months of cash)	n/a	n/a	2.5	11.2	2.9	14.6

Beta Read what these cash burn values mean

Financial data from company earnings reports.

Institutional ownership, Q4 2024

STRO institutional ownership history Ownership history

87.9% owned by funds/institutions

13F holders	Current	Prev Q	Change
Total holders	126	135	-6.7%
Opened positions	23	25	-8.0%
Closed positions	32	14	+128.6%
Increased positions	40	50	-20.0%
Reduced positions	36	32	+12.5%

13F shares	Current	Prev Q	Change
Total value	113.16 bn	209.53 bn	-46.0%
Total shares	72.49 mm	71.45 mm	+1.4%
Total puts	33.60 k	31.40 k	+7.0%
Total calls	127.60 k	77.10 k	+65.5%
Total put/call ratio	0.3	0.4	-35.3%

Largest owners	Shares	Value	Change
BlackRock	7.59 mm	$13.97 bn	+8.2%
Suvretta Capital Management	7.46 mm	$13.73 bn	+3.8%
Vanguard	4.21 mm	$7.74 bn	+0.3%
Kynam Capital Management	3.64 mm	$6.70 bn	+76.2%
MRK Merck & Co.	2.72 mm	$5.01 bn	NEW
Vestal Point Capital	2.57 mm	$4.73 bn	NEW
Citadel Advisors	2.46 mm	$4.52 bn	+15.6%
Adage Capital Management	2.25 mm	$8.01 mm	0.0%
Point72 Asset Management	2.20 mm	$4.04 bn	-26.7%
Samsara BioCapital	2.20 mm	$4.04 bn	0.0%

Largest transactions	Shares	Bought/sold	Change
MRK Merck & Co.	2.72 mm	+2.72 mm	NEW
Vestal Point Capital	2.57 mm	+2.57 mm	NEW
Millennium Management	405.62 k	-1.63 mm	-80.0%
Kynam Capital Management	3.64 mm	+1.58 mm	+76.2%
Baillie Gifford & Co	48.79 k	-1.47 mm	-96.8%
MS Morgan Stanley	1.52 mm	+1.25 mm	+454.6%
Eversept Partners	694.41 k	-1.15 mm	-62.3%
BMO Bank of Montreal	0.00	-814.96 k	EXIT
Point72 Asset Management	2.20 mm	-799.92 k	-26.7%
Aquilo Capital Management	498.00	-762.00 k	-99.9%

Data from 13F filings, for the last complete 13F reporting period. For most recent data, click the ownership history button. Values as filed, not updated for current price. Long positions only.

Recent insider trades

STRO insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
5 Mar 25	Edward C Albini	Common Stock	Payment of exercise	Dispose F	No	No	1.36	3,594	4.89 k	132,081
5 Mar 25	Edward C Albini	Common Stock	Option exercise	Acquire M	No	No	0	8,750	0.00	135,675
5 Mar 25	Edward C Albini	RSU Common Stock	Option exercise	Dispose M	No	No	0	8,750	0.00	0
5 Mar 25	Fitzpatrick Linda A	Common Stock	Payment of exercise	Dispose F	No	No	1.36	3,594	4.89 k	95,433
5 Mar 25	Fitzpatrick Linda A	Common Stock	Option exercise	Acquire M	No	No	0	8,750	0.00	99,027
5 Mar 25	Fitzpatrick Linda A	RSU Common Stock	Option exercise	Dispose M	No	No	0	8,750	0.00	0
5 Mar 25	Newell William J	Common Stock	Payment of exercise	Dispose F	No	No	1.36	6,708	9.12 k	292,531
5 Mar 25	Newell William J	Common Stock	Option exercise	Acquire M	No	No	0	18,750	0.00	299,239
5 Mar 25	Newell William J	RSU Common Stock	Option exercise	Dispose M	No	No	0	18,750	0.00	0
4 Mar 25	Jane Chung	Common Stock	Payment of exercise	Dispose F	No	No	1.42	2,334	3.31 k	98,308