Instil Bio Ownership | Who Owns Instil Bio?

Instil Bio Ownership Summary

Instil Bio is owned by 13.47% institutional investors, 6.29% insiders, and 80.24% retail investors. Curative ventures v is the largest institutional shareholder, holding 29.19% of TIL shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.75% of its assets in Instil Bio shares.

TIL Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Instil Bio	13.47%	6.29%	80.24%
Sector	Healthcare Stocks	35.38%	11.35%	53.27%
Industry	Biotech Stocks	33.91%	11.39%	54.70%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Curative ventures v	1.90M	29.19%	$36.25M
Bml capital management	645.60K	9.52%	$5.32M
Cpmg	410.92K	6.06%	$3.39M
Vivo capital	292.74K	4.32%	$2.41M
Vanguard group	191.06K	2.83%	$2.10M
Millennium management	132.95K	1.96%	$1.10M
Balyasny asset management	88.80K	1.35%	$1.85M
Boxer capital management	60.70K	0.92%	$1.08M
Renaissance	59.10K	0.87%	$486.98K
Blackrock funding, inc. /de	52.02K	0.77%	$428.63K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Curative ventures v	1.90M	100.00%	$36.25M
Cpmg	410.92K	9.13%	$3.39M
Bml capital management	645.60K	3.42%	$5.32M
Boxer capital management	60.70K	0.35%	$1.08M
Vivo capital	292.74K	0.20%	$2.41M
Vazirani asset management	10.00K	0.19%	$82.40K
Fny investment advisers	10.00K	0.04%	$82.00K
Quest partners	37.28K	0.02%	$410.07K
Prelude capital management	10.30K	0.01%	$84.87K
Xtx topco	26.24K	0.00%	$216.23K

Top Buyers

Holder	Shares	% Assets	Change
Vanguard group	191.06K	-	23.25K
Vanguard fiduciary trust	22.63K	-	22.63K
Quest partners	37.28K	0.02%	22.53K
Xtx topco	26.24K	0.00%	13.97K
Jane street group	11.52K	-	11.52K

Top Sellers

Holder	Shares	% Assets	Change
Balyasny asset management	88.80K	0.00%	-228.53K
Siren	-	-	-203.93K
Sectoral asset management	-	-	-161.38K
Superstring capital management lp	-	-	-148.02K
Orbimed advisors	-	-	-116.78K

New Positions

Holder	Shares	% Assets	Change	Value
Vanguard fiduciary trust	22.63K	-	22.63K	$186.43K
Prelude capital management	10.30K	0.01%	10.30K	$84.87K
Fny investment advisers	10.00K	0.04%	10.00K	$82.00K
Vazirani asset management	10.00K	0.19%	10.00K	$82.40K
Vanguard global advisers	1.47K	-	1.47K	$12.11K

Sold Out

Holder	Change
Sbi securities	-1.00
Citigroup	-1.00
Frazier financial advisors	-15.00
Eq wealth advisors	-40.00
Raymond james financial	-1.43K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	11	-60.71%	913,282	-64.10%	13	0.95%	7	-46.15%	2	-75.00%
Dec 31, 2025	5	-84.85%	837,129	-68.47%	12	0.76%	2	-84.62%	2	-80.00%
Sep 30, 2025	9	-73.53%	839,075	-66.10%	12	0.90%	4	-69.23%	2	-84.62%
Jun 30, 2025	36	-14.29%	2,735,066	-18.44%	41	1.57%	15	-25.00%	13	8.33%
Mar 31, 2025	6	-84.62%	466,699	-91.09%	7	0.11%	2	-92.59%	1	-66.67%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	118.99K	1.75%	-
Biotech Growth Ord	94.51K	1.44%	-22.28K
Vanguard US Total Market Shares ETF	85.90K	1.32%	-
Invesco Main Street Small Cap R6	74.82K	1.15%	5.94K
Invesco Small Cap Core	68.88K	1.06%	68.88K
Macquarie Healthcare I	50.00K	0.74%	-
Nomura Healthcare Fund Class I	50.00K	0.74%	-
Vanguard Institutional Extnd Mkt Idx Tr	41.74K	0.62%	-
Invesco V.I. Main Street Small Cap I	34.85K	0.53%	2.77K
Northern Small Cap Value	34.62K	0.53%	34.62K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Sep 10, 2025	Laumas Sandeep	CFO and CBO	Sell	$297.57K
Sep 10, 2025	Laumas Sandeep	CFO and CBO	Sell	$404.10K
Mar 23, 2021	Vivo Capital IX, LLC	-	Buy	$6.00M
Mar 23, 2021	Shah Nimish P	-	Buy	$2.34M
Mar 23, 2021	Shah Nimish P	-	Buy	$2.09M

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	2
2025 Q2	-	-
2024 Q3	-	-
2024 Q2	-	-
2024 Q1	-	-

TIL Ownership FAQ

Who Owns Instil Bio?

Instil Bio shareholders are primarily institutional investors at 13.47%, followed by 6.29% insiders and 80.24% retail investors. The average institutional ownership in Instil Bio's industry, Biotech Stocks , is 33.91%, which Instil Bio falls below.

Who owns the most shares of Instil Bio?

Instil Bio’s largest shareholders are Curative ventures v (1.9M shares, 29.19%), Bml capital management (645.6K shares, 9.52%), and Cpmg (410.92K shares, 6.06%). Together, they hold 44.76% of Instil Bio’s total shares outstanding.

Does Blackrock own Instil Bio?

BlackRock is not among the top 10 institutional shareholders of Instil Bio.

Who is Instil Bio’s biggest shareholder by percentage of total assets invested?

Curative ventures v is Instil Bio’s biggest shareholder by percentage of total assets invested, with 100.00% of its assets in 1.9M Instil Bio shares, valued at 36.25M$.

Who is the top mutual fund holder of Instil Bio shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Instil Bio shares, with 1.75% of its total shares outstanding invested in 118.99K Instil Bio shares.

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