OS Therapies (OSTX)

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)	1.88 mm	1.88 mm	1.88 mm	1.88 mm	1.88 mm	1.88 mm
Cash burn (monthly)	308.46 k	(no burn)	2.29 mm	1.64 mm	1.57 mm	1.07 mm
Cash used (since last report)	1.33 mm	n/a	9.89 mm	7.08 mm	6.77 mm	4.63 mm
Cash remaining	545.90 k	n/a	-8.02 mm	-5.20 mm	-4.89 mm	-2.75 mm
Runway (months of cash)	1.8	n/a	-3.5	-3.2	-3.1	-2.6

Beta Read what these cash burn values mean

Financial data from company earnings reports.

Institutional ownership, Q4 2024

OSTX institutional ownership history Ownership history

0.4% owned by funds/institutions

13F holders	Current	Prev Q	Change
Total holders	5	1	+400.0%
Opened positions	4	1	+300.0%
Closed positions	0	0
Increased positions	0	0
Reduced positions	0	0

13F shares	Current	Prev Q	Change
Total value	620.62 mm	280.00 k	+221548.9%
Total shares	145.00 k	100.00	+144904.0%
Total puts	0.00	0.00
Total calls	0.00	0.00
Total put/call ratio	–	–	–

Largest owners	Shares	Value	Change
CM Management	110.04 k	$470.99 mm	NEW
Millennium Management	29.84 k	$127.70 mm	NEW
BLK BlackRock	3.14 k	$13.45 mm	NEW
MS Morgan Stanley	1.88 k	$8.05 mm	NEW
Armstrong Advisory	100.00	$428.00 k	0.0%
Proequities	0.00	$0.00

Largest transactions	Shares	Bought/sold	Change
CM Management	110.04 k	+110.04 k	NEW
Millennium Management	29.84 k	+29.84 k	NEW
BLK BlackRock	3.14 k	+3.14 k	NEW
MS Morgan Stanley	1.88 k	+1.88 k	NEW
Proequities	0.00	0.00
Armstrong Advisory	100.00	0.00	0.0%

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

OSTX insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
21 Oct 25	Christopher P. Acevedo	Stock options Common Stock	Grant	Acquire A	No	No	1.8	200,000	360.00 k	200,000
21 Oct 25	Avril Suzette McKean-Dieser	Stock options Common Stock	Grant	Acquire A	No	No	1.8	140,000	252.00 k	140,000
21 Oct 25	Karim Galzahr	Stock options Common Stock	Grant	Acquire A	No	No	1.8	140,000	252.00 k	140,000
21 Oct 25	John Ciccio	Stock options Common Stock	Grant	Acquire A	No	No	1.8	140,000	252.00 k	140,000
21 Oct 25	Paul A. Romness	Stock options Common Stock	Grant	Acquire A	No	No	1.8	1,950,000	3.51 mm	1,950,000

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.