Connect Biopharma Ownership | Who Owns Connect Biopharma?

Connect Biopharma Ownership Summary

Connect Biopharma is owned by 22.12% institutional investors, 29.68% insiders, and 48.20% retail investors. Blackrock is the largest institutional shareholder, holding 188.61% of CNTB shares. State St Russell Sm Cap® Idx SL Cl I is the top mutual fund, with 0.09% of its assets in Connect Biopharma shares.

CNTB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Connect Biopharma	22.12%	29.68%	48.20%
Sector	Healthcare Stocks	245.07%	12.10%	-157.17%
Industry	Biotech Stocks	380.48%	11.73%	-292.21%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	103.89K	188.61%	$157.91K
Ikarian capital	5.39M	9.68%	$13.12M
Boothbay fund management	1.23M	2.22%	$3.23M
683 capital management	900.00K	1.62%	$2.36M
Perceptive advisors	792.70K	1.42%	$2.08M
Richmond brothers	476.58K	0.86%	$1.25M
Millennium management	474.60K	0.85%	$1.24M
Bml capital management	408.89K	0.73%	$1.07M
Knott david m jr	387.83K	0.70%	$1.02M
Stonepine capital management	310.00K	0.56%	$812.20K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Ikarian capital	5.39M	1.06%	$13.12M
Richmond brothers	476.58K	0.83%	$1.25M
Bml capital management	408.89K	0.69%	$1.07M
Knott david m jr	387.83K	0.60%	$1.02M
Stonepine capital management	310.00K	0.33%	$812.20K
683 capital management	900.00K	0.12%	$2.36M
Koa wealth management	49.60K	0.09%	$129.95K
Diadema partners lp	200.69K	0.09%	$525.81K
Persistent asset partners	50.75K	0.05%	$132.96K
Boothbay fund management	1.23M	0.04%	$3.23M

Top Buyers

Holder	Shares	% Assets	Change
683 capital management	900.00K	0.12%	900.00K
Ikarian capital	5.39M	1.06%	600.00K
Millennium management	474.60K	0.00%	427.55K
Stonepine capital management	310.00K	0.33%	310.00K
Richmond brothers	476.58K	0.83%	303.10K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock	103.89K	-	-936.18K
Ubs oconnor	-	-	-268.95K
Propel bio management	-	-	-209.49K
Choreo	-	-	-160.87K
Omers administration	-	-	-80.81K

New Positions

Holder	Shares	% Assets	Change	Value
683 capital management	900.00K	0.12%	900.00K	$2.36M
Stonepine capital management	310.00K	0.33%	310.00K	$812.20K
Diadema partners lp	200.69K	0.09%	200.69K	$525.81K
Burkehill global management, lp	150.00K	0.02%	150.00K	$360.30K
Two sigma investments, lp	47.47K	0.00%	47.47K	$124.36K

Sold Out

Holder	Change
Simplex trading	-98.00
Blackrock funding, inc. /de	-1.84K
Adar1 capital management	-10.30K
Qube research	-10.45K
Geowealth management	-10.94K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	57	23.91%	13,911,140	9.14%	22	4.22%	41	70.83%	8	14.29%
Mar 31, 2026	44	41.94%	11,988,361	41.60%	21	9.26%	20	-	8	100.00%
Dec 31, 2025	1	-	1,288	-18.58%	-	28075.86%	-	-	1	-
Sep 30, 2025	1	-93.33%	1,582	-99.93%	-	0.02%	-	-100.00%	-	-100.00%
Jun 30, 2025	17	30.77%	2,444,820	-13.54%	4	16.87%	7	250.00%	3	-25.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
State St Russell Sm Cap® Idx SL Cl I	55.50K	0.09%	55.50K
Fidelity Nasdaq Composite Index	23.32K	0.04%	-
JPMCB Small Cap Equity Index Investment	6.22K	0.01%	-
T. Rowe Price Small-Cap Index I	2.28K	0.00%	2.28K

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 29, 2026	Huang James	-	Buy	$371.61K
Mar 31, 2026	Huang James	-	Buy	$4.00M

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	1	-
2026 Q1	1	-

CNTB Ownership FAQ

Who Owns Connect Biopharma?

Connect Biopharma shareholders are primarily institutional investors at 22.12%, followed by 29.68% insiders and 48.20% retail investors. The average institutional ownership in Connect Biopharma's industry, Biotech Stocks , is 380.48%, which Connect Biopharma falls below.

Who owns the most shares of Connect Biopharma?

Connect Biopharma’s largest shareholders are Blackrock (103.89K shares, 188.61%), Ikarian capital (5.39M shares, 9.68%), and Boothbay fund management (1.23M shares, 2.22%). Together, they hold 200.51% of Connect Biopharma’s total shares outstanding.

Does Blackrock own Connect Biopharma?

Yes, BlackRock owns 188.61% of Connect Biopharma, totaling 103.89K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 157.91K$. In the last quarter, BlackRock decreased its holdings by -936K shares, a -90.01% change.

Who is Connect Biopharma’s biggest shareholder by percentage of total assets invested?

Ikarian capital is Connect Biopharma’s biggest shareholder by percentage of total assets invested, with 1.06% of its assets in 5.39M Connect Biopharma shares, valued at 13.12M$.

Who is the top mutual fund holder of Connect Biopharma shares?

State St Russell Sm Cap® Idx SL Cl I is the top mutual fund holder of Connect Biopharma shares, with 0.09% of its total shares outstanding invested in 55.5K Connect Biopharma shares.

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