Connect Biopharma Holdings CNTB Institutional Ownership

NASDAQ CNTB

$2.06 +0.05 (+2.50%)

As of: Sep 10, 2026 · 3:59 PM EDT

Institutions by Trading Activity

57 Institutions

Increased 41 71.9%

Unchanged 7 12.3%

Reduced 9 15.8%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

22.19%

▼-0.35 pp QoQ

Shares Held by Institutions

13.95Mn

of 62.88Mn outstanding

▲+13.97% QoQ

Shares Outstanding

62.88Mn

48.93Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+16 vs prior quarter

Net Shares Added (QoQ)

+1.71Mn

accumulated since last quarter

Value of Holdings

$25.67Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Connect Biopharma Holdings Ltd (NASDAQ:CNTB) has 57 institutional investors that have filed 13F reports for the period ending June 2026.

Collectively, these holders controlled 22.2% of Connect Biopharma Holdings's outstanding shares in June 2026, down from 22.5% in March 2026.
Their total shares held in CNTB increased 13.97% from the prior quarter, while the number of investors in Connect Biopharma Holdings increased 256.25% year over year.
Of these 57 funds, 41 grew their exposure to Connect Biopharma Holdings, 9 cut back, and 7 maintained positions.
The aggregate institutional position in Connect Biopharma Holdings amounted to 13.95Mn shares as of June 2026, up by 1.71Mn shares quarter on quarter, and up 11.53Mn shares year over year.
Ikarian Capital, LLC leads ownership in CNTB with 4.54Mn shares as of June 30, 2026, equal to 7.22% of outstanding shares.
The most significant purchases of CNTB for the quarter ending June 2026 came from BlackRock, Inc. (871.65K), SILVERARC CAPITAL MANAGEMENT, LLC (545.0K), 683 Capital Management, LLC (385.0K), MARSHALL WACE, LLP (269.63K), GEODE CAPITAL MANAGEMENT, LLC (225.32K).
The largest sales of CNTB for the quarter ending June 2026 came from Ikarian Capital, LLC (849.95K), MILLENNIUM MANAGEMENT LLC (430.89K), BOOTHBAY FUND MANAGEMENT, LLC (260.85K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (176.66K), ADAR1 Capital Management, LLC (42.4K).
Per Business Quant data, the top 10 holders of Connect Biopharma Holdings for the quarter ending June 2026 are Ikarian Capital, LLC (4.54Mn), 683 Capital Management, LLC (1.28Mn), BOOTHBAY FUND MANAGEMENT, LLC (973.73K), BlackRock, Inc. (871.65K), PERCEPTIVE ADVISORS LLC (792.7K), ADAR1 Capital Management, LLC (700.0K), BML Capital Management, LLC (573.29K), SILVERARC CAPITAL MANAGEMENT, LLC (545.0K), Richmond Brothers, Inc. (535.61K), Knott David M Jr (444.86K).

Form 13F Holdings

57 Institutional Holders

Report period 30 Jun, 2026

Total shares held 13.95Mn

Of outstanding 22.19%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Ikarian Capital, LLC	0001778253	4,538,534	7.22%	▼849,952	-15.77%	$10.80Mn
2	683 Capital Management, LLC	0001404574	1,285,000	2.04%	▲385,000	+42.78%	$3.06Mn
3	BOOTHBAY FUND MANAGEMENT, LLC	0001549230	973,732	1.55%	▼260,850	-21.13%	$2.32Mn
4	BlackRock, Inc.	0002012383	871,653	1.39%	▲871,653	0.00%	$2.07Mn
5	PERCEPTIVE ADVISORS LLC	0001224962	792,696	1.26%	0	0.00%	$1.89Mn
6	ADAR1 Capital Management, LLC	0001940272	700,000	1.11%	▼42,400	-5.71%	$1.67Mn
7	BML Capital Management, LLC	0001616824	573,287	0.91%	▲164,400	+40.21%	$1.36Mn
8	SILVERARC CAPITAL MANAGEMENT, LLC	0001816307	545,000	0.87%	▲545,000	0.00%	$1.30Mn
9	Richmond Brothers, Inc.	0001540462	535,612	0.85%	▲59,028	+12.39%	$1.27Mn
10	Knott David M Jr	0001892770	444,862	0.71%	▲57,027	+14.70%	$1.06Mn
11	Stonepine Capital Management, LLC	0001440771	364,254	0.58%	▲54,254	+17.50%	$866.93K
12	MARSHALL WACE, LLP	0001318757	335,642	0.53%	▲269,629	+408.45%	$798.83K
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	257,454	0.41%	▲225,325	+701.31%	$612.74K
14	TWO SIGMA INVESTMENTS, LP	0001179392	199,381	0.32%	▲151,916	+320.06%	$474.53K
15	DIADEMA PARTNERS LP	0002026172	196,985	0.31%	▼3,705	-1.85%	$468.82K
16	Burkehill Global Management, LP	0001904549	150,000	0.24%	0	0.00%	$357.00K
17	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	102,755	0.16%	▲102,755	0.00%	$244.56K
18	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	102,148	0.16%	▼176,660	-63.36%	$243.11K
19	RENAISSANCE TECHNOLOGIES LLC	0001037389	87,300	0.14%	▼33,400	-27.67%	$207.77K
20	Northern Trust Corp	0000073124	82,862	0.13%	▲82,862	0.00%	$197.21K

Showing 1 to 20 of 57 holders