Korro Bio Ownership | Who Owns Korro Bio?

Overview Forecast RevenueFinancials Chart

Korro Bio Ownership Summary

Korro Bio is owned by 24.12% institutional investors, 0.57% insiders, and 75.31% retail investors. Lynx1 capital management lp is the largest institutional shareholder, holding 16.37% of KRRO shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.62% of its assets in Korro Bio shares.

KRRO Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Korro Bio	24.12%	0.57%	75.31%
Sector	Healthcare Stocks	35.75%	11.89%	52.37%
Industry	Biotech Stocks	36.05%	11.82%	52.13%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Lynx1 capital management lp	1.54M	16.37%	$17.41M
Nea management company	1.30M	13.81%	$14.69M
Atlas venture life science advisors	1.14M	12.10%	$12.87M
Balyasny asset management	1.04M	11.07%	$11.77M
Vr adviser	1.01M	10.74%	$11.43M
Affinity asset advisors	706.90K	7.52%	$8.00M
Nantahala capital management	660.04K	7.03%	$7.47M
Point72 asset management	531.97K	5.66%	$25.48M
Vanguard group	489.64K	5.21%	$3.92M
Cormorant asset management, lp	465.00K	4.95%	$22.27M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Qiming u.s. ventures management	368.08K	31.68%	$17.63M
72 investment	276.83K	6.32%	$3.13M
Tri locum partners lp	337.76K	3.72%	$16.18M
Lynx1 capital management lp	1.54M	2.75%	$17.41M
Atlas venture life science advisors	1.14M	1.63%	$12.87M
Cormorant asset management, lp	465.00K	1.54%	$22.27M
Nea management company	1.30M	0.84%	$14.69M
Dafna capital management	60.80K	0.72%	$2.91M
Vr adviser	1.01M	0.43%	$11.43M
Affinity asset advisors	706.90K	0.41%	$8.00M

Top Buyers

Holder	Shares	% Assets	Change
Balyasny asset management	1.04M	0.02%	1.04M
Vr adviser	1.01M	0.43%	1.01M
Lynx1 capital management lp	1.54M	2.75%	860.38K
Affinity asset advisors	706.90K	0.41%	706.90K
Driehaus capital management	450.05K	0.04%	450.05K

Top Sellers

Holder	Shares	% Assets	Change
Deep track capital, lp	-	-	-277.97K
Susquehanna group, llp	-	-	-196.83K
Jane street group	115.70K	0.00%	-172.75K
Ally bridge group (ny)	-	-	-154.22K
Eventide asset management	-	-	-117.56K

New Positions

Holder	Shares	% Assets	Change	Value
Balyasny asset management	1.04M	0.02%	1.04M	$11.77M
Vr adviser	1.01M	0.43%	1.01M	$11.43M
Affinity asset advisors	706.90K	0.41%	706.90K	$8.00M
Adage capital partners gp	228.40K	0.00%	228.40K	$2.59M
Boothbay fund management	42.00K	0.01%	42.00K	$475.44K

Sold Out

Holder	Change
Northwestern mutual wealth management	-2.00
Clearstead advisors	-18.00
Nelson, van denburg & campbell wealth management group	-20.00
Rise advisors	-29.00
Lindbrook capital	-31.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	34	-60.92%	2,266,237	-70.03%	24	0.37%	21	-55.32%	6	-71.43%
Dec 31, 2025	16	-82.22%	694,548	-92.85%	7	0.07%	8	-84.91%	5	-75.00%
Sep 30, 2025	28	-59.42%	1,168,271	-87.09%	12	0.13%	15	-60.53%	6	-53.85%
Jun 30, 2025	69	-2.82%	9,051,542	12.64%	96	1.31%	38	15.15%	13	-40.91%
Mar 31, 2025	75	-8.54%	9,704,926	4.10%	103	1.03%	33	-41.07%	23	76.92%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	233.06K	1.62%	-
iShares Russell 2000 ETF	156.05K	1.08%	1.46K
Vanguard Strategic Small-Cap Equity Inv	88.34K	0.61%	-
Vanguard Institutional Extnd Mkt Idx Tr	75.87K	0.53%	6.14K
Fidelity Small Cap Index	64.97K	0.45%	-428.00
F/m Emerald Life Sciences Innovation ETF	62.85K	0.44%	-
iShares Russell 2000 Value ETF	55.62K	0.39%	-
Fidelity Extended Market Index	38.25K	0.27%	-140.00
Russell 2000 Equity Index Fund B	37.96K	0.26%	-21.00
State St Russell Sm/Mid Cp® Indx SL Cl I	35.90K	0.25%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 24, 2026	FORMELA JEAN FRANCOIS	-	Sell	$9.98K
Jun 22, 2026	FORMELA JEAN FRANCOIS	-	Sell	$47.18K
Jun 24, 2026	FORMELA JEAN FRANCOIS	-	Sell	$593.91K
Jun 23, 2026	FORMELA JEAN FRANCOIS	-	Sell	$1.45M
Jun 22, 2026	FORMELA JEAN FRANCOIS	-	Sell	$8.09K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	15
2026 Q1	19	-
2025 Q4	-	-
2025 Q2	-	-
2025 Q1	-	-

KRRO Ownership FAQ

Who Owns Korro Bio?

Korro Bio shareholders are primarily institutional investors at 24.12%, followed by 0.57% insiders and 75.31% retail investors. The average institutional ownership in Korro Bio's industry, Biotech Stocks , is 36.05%, which Korro Bio falls below.

Who owns the most shares of Korro Bio?

Korro Bio’s largest shareholders are Lynx1 capital management lp (1.54M shares, 16.37%), Nea management company (1.3M shares, 13.81%), and Atlas venture life science advisors (1.14M shares, 12.10%). Together, they hold 42.29% of Korro Bio’s total shares outstanding.

Does Blackrock own Korro Bio?

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

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

Qiming u.s. ventures management is Korro Bio’s biggest shareholder by percentage of total assets invested, with 31.68% of its assets in 368.08K Korro Bio shares, valued at 17.63M$.

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

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Korro Bio shares, with 1.62% of its total shares outstanding invested in 233.06K Korro Bio shares.

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