2seventy bio (TSVT)

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)	60.35 mm	60.35 mm	60.35 mm	60.35 mm	60.35 mm	60.35 mm
Cash burn (monthly)	17.32 mm	2.65 mm	4.65 mm	12.80 mm	3.50 mm	11.59 mm
Cash used (since last report)	71.07 mm	10.87 mm	19.07 mm	52.54 mm	14.37 mm	47.58 mm
Cash remaining	-10.73 mm	49.47 mm	41.27 mm	7.81 mm	45.98 mm	12.76 mm
Runway (months of cash)	-0.6	18.7	8.9	0.6	13.1	1.1

Beta Read what these cash burn values mean

Financial data from company earnings reports.

Institutional ownership, Q3 2024

TSVT institutional ownership history Ownership history

87.3% owned by funds/institutions

13F holders	Current	Prev Q	Change
Total holders	114	111	+2.7%
Opened positions	15	19	-21.1%
Closed positions	12	21	-42.9%
Increased positions	25	37	-32.4%
Reduced positions	37	29	+27.6%

13F shares	Current	Prev Q	Change
Total value	211.85 bn	182.18 bn	+16.3%
Total shares	45.02 mm	47.61 mm	-5.5%
Total puts	19.80 k	9.70 k	+104.1%
Total calls	121.80 k	211.10 k	-42.3%
Total put/call ratio	0.2	0.0	+253.8%

Largest owners	Shares	Value	Change
Kynam Capital Management	5.95 mm	$28.10 bn	0.0%
GS The Goldman Sachs Group, Inc.	4.22 mm	$19.92 bn	+2.0%
BlackRock	3.87 mm	$18.27 bn	NEW
Vanguard	3.77 mm	$17.80 bn	+3.9%
MS Morgan Stanley	2.89 mm	$13.65 bn	-11.6%
Madison Avenue Partners	2.56 mm	$12.10 bn	0.0%
Newtyn Management	2.54 mm	$11.99 bn	+2.2%
Baker Bros. Advisors	2.50 mm	$11.79 bn	0.0%
Casdin Capital	2.00 mm	$9.44 bn	0.0%
Deutsche Bank AG - Registered Shares	1.33 mm	$6.28 bn	-25.4%

Largest transactions	Shares	Bought/sold	Change
BlackRock	3.87 mm	+3.87 mm	NEW
BLK BlackRock	0.00	-3.66 mm	EXIT
Healthcare Of Ontario Pension Plan Trust Fund	590.00 k	-878.50 k	-59.8%
Deutsche Bank AG - Registered Shares	1.33 mm	-453.67 k	-25.4%
DAFNA Capital Management	630.03 k	-420.68 k	-40.0%
MS Morgan Stanley	2.89 mm	-378.78 k	-11.6%
Millennium Management	153.56 k	-321.53 k	-67.7%
Western Standard	285.93 k	+285.93 k	NEW
Engine Capital Management	1.29 mm	-204.36 k	-13.7%
Marshall Wace	468.88 k	-198.14 k	-29.7%

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

TSVT insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
6 Jan 25	Jessica Snow	Common Stock	Grant	Acquire A	No	No	0	106,150	0.00	253,329
6 Jan 25	Jessica Snow	Stock Option Common Stock	Grant	Acquire A	No	No	2.64	70,750	186.78 k	70,750
6 Jan 25	Victoria Eatwell	Common Stock	Grant	Acquire A	No	No	0	108,000	0.00	446,979
6 Jan 25	Victoria Eatwell	Stock Option Common Stock	Grant	Acquire A	No	No	2.64	72,000	190.08 k	72,000
6 Jan 25	William D Baird III	Common Stock	Grant	Acquire A	No	No	0	264,000	0.00	1,126,126
6 Jan 25	William D Baird III	Stock Option Common Stock	Grant	Acquire A	No	No	2.64	176,000	464.64 k	176,000
6 Jan 25	Nick Leschly	Common Stock	Sell	Dispose S	No	No	2.7785	892	2.48 k	1,233,606
6 Jan 25	Victoria Eatwell	Common Stock	Sell	Dispose S	No	No	2.7785	97	269.51	338,979
3 Jan 25	Nick Leschly	Common Stock	Sell	Dispose S	No	No	2.9359	85,978	252.42 k	1,234,498
3 Jan 25	Victoria Eatwell	Common Stock	Sell	Dispose S	No	No	2.9359	1,013	2.97 k	339,076