Climb BioCLYM

13F holders, Q2 2025 (June 30)
69holders −6
18new positions
25sold out
4famous investors
$1.24avg. 13F price*

At the end of Q2 2025, 69 institutions reported holding Climb Bio Inc. (CLYM) in their 13F filings, down 6 from Q1 2025. 18 opened new positions and 25 sold out. The largest holders were Ra Capital Management, L.P. ($39.0M), Cantor Fitzgerald, L. P. ($3.1M) and Citigroup Inc. ($2.0M). 4 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Climb Bio Inc.
CUSIP
28658R106
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 21Q1 2024Q2 2024: 47Q2 2024Q3 2024: 71Q3 2024Q4 2024: 79Q4 2024Q1 2025: 75Q1 2025Q2 2025: 69Q2 2025Q3 2025: 68Q3 2025Q4 2025: 65Q4 2025Q1 2026: 80Q1 2026Q2 2026: 108Q2 2026

Total Exit/New Position Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions18$1.9M
Exits25$2.3M

All 13F filers, Q1 2025 → Q2 2025: 2,912,489 shares bought and 4,955,385 shares sold, net −2,042,896 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 69 holders

Ra Capital Management, L.P. 0.66% No change 31,419,267 $39.0M
Cantor Fitzgerald, L. P. 0.08% Add +25.2% 2,502,531 $3.1M
Citigroup Inc. 0.00% Reduce -12.9% 1,611,887 $2.0M
Affinity Asset Advisors, LLC 0.29% No change 1,500,000 $1.9M
Vanguard Group Inc. 0.00% Reduce -11.4% 1,331,250 $1.7M
Deep Track Capital, LP 0.04% No change 1,040,115 $1.3M
Kynam Capital Management, LP 0.14% Reduce -1.8% 1,028,341 $1.3M
Tang Capital Management LLC 0.06% No change 1,000,000 $1.2M
BlackRock, Inc. 0.00% Reduce -61.8% 877,969 $1.1M
Diadema Partners LP 0.54% Add +4.8% 702,135 $871K
Peapod Lane Capital LLC 0.69% Add +0.3% 555,667 $689K
T. Rowe Price Associates Inc. 0.00% Reduce -6.5% 547,965 $680K
Renaissance Technologies 0.00% Reduce -3.7% 495,500 $614K
Alyeska Investment Group, L.P. 0.00% New 485,364 $602K
Millennium Management 0.00% Add +657.5% 480,078 $595K
Nan Fung Trinity (hk) Ltd. 0.07% New 463,654 $575K
Shay Capital LLC 0.12% Add +107.5% 415,000 $515K
UBS Group AG 0.00% Add +0.1% 382,482 $474K
Geode Capital Management, LLC 0.00% Reduce -53.7% 311,721 $387K
JPMorgan Chase & Co. 0.00% Reduce -31.4% 210,122 $261K
Sphera Funds Management LTD. 0.07% Reduce -13.3% 209,837 $260K
Goldman Sachs Group Inc. 0.00% Add +66.7% 201,312 $250K
Two Sigma Investments, LP 0.00% Reduce -29.6% 179,591 $223K
Jane Street Group, LLC 0.00% New 148,180 $184K
Persistent Asset Partners Ltd 0.16% Reduce -0.4% 145,179 $180K
Northern Trust Corp. 0.00% Reduce -53.0% 141,424 $175K
Citadel Advisors 0.00% Add +67.2% 138,392 $172K
Bridgeway Capital Management, LLC 0.00% No change 134,300 $167K
Y-Intercept (Hong Kong) Ltd 0.00% New 127,952 $159K
ADAR1 Capital Management, LLC 0.02% No change 119,320 $148K
Stonepine Capital Management, LLC 0.14% New 116,147 $144K
State Street Corp. 0.00% Reduce -72.8% 103,100 $128K
Morgan Stanley 0.00% Reduce -43.8% 99,459 $123K
Two Sigma Advisers, LP 0.00% Reduce -16.8% 94,900 $118K
TD Asset Management Inc 0.00% No change 89,400 $111K
Susquehanna International Group, LLP 0.00% Add +46.7% 62,358 $77K
Cubist Systematic Strategies, LLC 0.00% New 62,176 $77K
Manufacturers Life Insurance Company, The 0.00% Reduce -3.0% 38,900 $48K
Marshall Wace, LLP 0.00% New 36,738 $46K
Qube Research & Technologies Ltd 0.00% New 34,310 $43K
Barclays PLC 0.00% Reduce -50.0% 29,377 $36K
AQR Capital Management 0.00% Add +32.5% 28,890 $36K
Jain Global LLC 0.00% New 25,693 $32K
Squarepoint Ops LLC 0.00% New 19,640 $24K
HRT Financial LP 0.00% New 18,529 $22K
Chicago Partners Investment Group LLC 0.00% Reduce -14.2% 12,842 $19K
Tower Research Capital LLC (TRC) 0.00% Add +73.5% 14,102 $17K
Point72 Asia (Singapore) Pte. Ltd. 0.00% New 14,085 $17K
SG Americas Securities, LLC 0.00% Reduce -6.7% 13,818 $17K
China Universal Asset Management Co., Ltd. 0.00% Add +0.7% 13,572 $17K
HSBC Holdings PLC 0.00% Reduce -20.5% 13,296 $16K
Deutsche Bank AG 0.00% New 12,382 $15K
BNP Paribas Financial Markets 0.00% Add +33.1% 7,669 $10K
Bank of America Corp. 0.00% Reduce -79.5% 7,627 $9K
FMR LLC 0.00% Add +187.8% 7,627 $9K
Royal Bank of Canada 0.00% Reduce -38.0% 2,852 $4K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +16.1% 2,610 $3K
Cwm, LLC 0.00% Add +19.3% 2,393 $3K
GF Fund Management Co. LTD. 0.00% No change 1,616 $2K
Nisa Investment Advisors, LLC 0.00% New 573 $711
Point72 (DIFC) Ltd 0.00% New 421 $522
Osaic Holdings, Inc. 0.00% New 295 $360
Wells Fargo & Company 0.00% Reduce -98.6% 244 $303
Raymond James Financial Inc. 0.00% New 200 $248
Essential Partners LLC 0.00% — 63 $78
EverSource Wealth Advisors, LLC 0.00% Add +466.7% 51 $63
True Wealth Design, LLC 0.00% Add +58.3% 19 $24
SBI Securities Co., Ltd. 0.00% Add +20.0% 12 $15
Clearstead Advisors, LLC 0.00% New 11 $14

"% of holder's portfolio" is CLYM's weight in each manager's 13F, not the share of Climb Bio Inc. the manager owns.