Climb Bio, Inc. (CLYM) Institutional Ownership

Institutions by Trading Activity

67,831,579Shares Outstanding

464,227Shares held by institutions

$2,678,590Value of institutional holdings

3.66%Institutional ownership %

-11.50%Shares Changed QoQ

8No. of institutional investors

Recent 13F filings as of December 2025 show that 8 institutional investors hold a position in Climb Bio, Inc. (NASDAQ:CLYM).

These investors collectively held 3.7% of the company's total shares outstanding in December 2025, down from 65.7% in September 2025.
In percentage terms, this reflects as a holdings change of -11.50% quarter on quarter, and a decrease of 90.12% year over year.
A review of institutional activity for Climb Bio shows 3 of 8 filers increasing their positions, while 3 reduced their stake, and 2 remained unchanged.
Collectively, institutional investors decreased their stake in Climb Bio to 2.48Mn shares as of December 2025, a change that is down by 322.54K shares quarter on quarter and down 53.14Mn shares year over year.
The top institutional stake in Climb Bio as of December 31, 2025 belongs to VANGUARD GROUP INC, which owns 1.34Mn shares, or 1.98% of the company.
Among the most significant buyers of Climb Bio during December 2025 were VANGUARD GROUP INC (24.69K), Peapod Lane Capital LLC (4.13K), Chicago Partners Investment Group LLC (630).
Leading sellers of Climb Bio stock in December 2025 included UBS Group AG (334.08K), CITIZENS FINANCIAL GROUP INC/RI (17.83K), CWM, LLC (78).
The top 8 institutional holders of Climb Bio for the quarter ending December 2025 included VANGUARD GROUP INC (1.34Mn), Peapod Lane Capital LLC (565.99K), NAN FUNG TRINITY (HK) Ltd (463.65K), UBS Group AG (71.32K), CITIZENS FINANCIAL GROUP INC/RI (28.17K), Chicago Partners Investment Group LLC (10.96K), NISA INVESTMENT ADVISORS, LLC (573), CWM, LLC (29).

464,227 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
RA CAPITAL MANAGEMENT, L.P.	30 Sep, 2025	31,419,267	0	0.00%	$63,152,727.00
VANGUARD GROUP INC	30 Sep, 2025	1,315,811	-15,439	-1.16%	$2,644,780.00
Affinity Asset Advisors, LLC	30 Sep, 2025	1,300,000	-200,000	-13.33%	$2,613,000.00
Kynam Capital Management, LP	30 Sep, 2025	1,028,341	0	0.00%	$2,066,965.00
TANG CAPITAL MANAGEMENT LLC	30 Sep, 2025	1,000,000	0	0.00%	$2,010,000.00
BlackRock, Inc.	30 Sep, 2025	735,503	-142,466	-16.23%	$1,478,360.00
Peapod Lane Capital LLC	30 Sep, 2025	561,866	6,199	1.12%	$1,129,059.00
CANTOR FITZGERALD, L. P.	30 Sep, 2025	547,173	-1,955,358	-78.14%	$1,099,818.00
RENAISSANCE TECHNOLOGIES LLC	30 Sep, 2025	537,100	41,600	8.40%	$1,079,571.00
PRICE T ROWE ASSOCIATES INC /MD/	30 Sep, 2025	526,917	-21,048	-3.84%	$1,060.00
Deep Track Capital, LP	30 Sep, 2025	509,789	-530,326	-50.99%	$1,024,676.00
Alyeska Investment Group, L.P.	30 Sep, 2025	485,364	0	0.00%	$975,582.00
MILLENNIUM MANAGEMENT LLC	30 Sep, 2025	471,704	-8,374	-1.74%	$948,125.00
NAN FUNG TRINITY (HK) Ltd	30 Sep, 2025	463,654	0	0.00%	$931,945.00
SPHERA FUNDS MANAGEMENT LTD.	30 Sep, 2025	434,837	225,000	107.23%	$874,022.00
UBS Group AG	30 Sep, 2025	405,404	22,922	5.99%	$814,862.00
CITIGROUP INC	30 Sep, 2025	329,548	-1,282,339	-79.56%	$662,392.00
GEODE CAPITAL MANAGEMENT, LLC	30 Sep, 2025	311,721	0	0.00%	$626,870.00
MARSHALL WACE, LLP	30 Sep, 2025	229,889	193,151	525.75%	$462,077.00
Shay Capital LLC	30 Sep, 2025	150,000	-265,000	-63.86%	$301,500.00

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