Boundless BioBOLD

13F holders, Q3 2024 (September 30)
55holders +8
11new positions
4sold out
2famous investors
$3.47avg. 13F price*

At the end of Q3 2024, 55 institutions reported holding Boundless Bio Inc. (BOLD) in their 13F filings, up 8 from Q2 2024. 11 opened new positions and 4 sold out. The largest holders were FMR LLC ($11.6M), Ra Capital Management, L.P. ($7.6M) and Nextech Invest Ltd. ($4.3M). 2 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Boundless Bio Inc.
CUSIP
10170A100
Latest filing quarter
Q2 2026

History

Number of 13F holders

0204060 Q1 2024: 43Q1 2024Q2 2024: 47Q2 2024Q3 2024: 55Q3 2024Q4 2024: 55Q4 2024Q1 2025: 54Q1 2025Q2 2025: 44Q2 2025Q3 2025: 35Q3 2025Q4 2025: 36Q4 2025Q1 2026: 36Q1 2026Q2 2026: 40Q2 2026

Total Exit/New Position Q2 2024 → Q3 2024

InstitutionsTotal Value
New Positions11$655K
Exits4$1.3M

All 13F filers, Q2 2024 → Q3 2024: 511,177 shares bought and 969,139 shares sold, net −457,962 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 55 holders

FMR LLC 0.00% Reduce 0.0% 3,338,084 $11.6M
Ra Capital Management, L.P. 0.09% No change 2,180,631 $7.6M
Nextech Invest Ltd. 0.60% No change 1,228,069 $4.3M
Redmile Group, LLC 0.21% Reduce -1.1% 1,023,548 $3.6M
Wellington Management Group LLP 0.00% Reduce -0.1% 947,612 $3.3M
Citadel Advisors 0.00% No change 718,527 $2.5M
Boxer Capital, LLC 0.12% No change 711,329 $2.5M
Sectoral Asset Management Inc. 1.39% Reduce -0.5% 678,574 $2.4M
BlackRock, Inc. 0.00% — 408,686 $1.4M
Alyeska Investment Group, L.P. 0.01% No change 300,000 $1.0M
Vanguard Group Inc. 0.00% Add +181.9% 264,211 $917K
PFM Health Sciences, LP 0.05% Add +71.2% 240,513 $835K
Ensign Peak Advisors, Inc 0.00% Reduce -48.6% 187,500 $651K
Sio Capital Management, LLC 0.25% No change 162,058 $562K
Norges Bank 0.00% No change 157,211 $546K
Geode Capital Management, LLC 0.00% Add +5.4% 116,627 $405K
Logos Global Management LP 0.02% Reduce -50.0% 58,903 $204K
Northern Trust Corp. 0.00% New 57,578 $200K
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.00% New 53,168 $184K
Bridgeway Capital Management, LLC 0.00% New 50,000 $174K
Walleye Capital LLC 0.00% Reduce -2.3% 39,624 $137K
Squarepoint Ops LLC 0.00% No change 31,250 $108K
Morgan Stanley 0.00% Reduce -84.0% 29,941 $104K
Renaissance Technologies 0.00% Reduce -36.8% 28,700 $100K
Point72 (DIFC) Ltd 0.01% Add +38.7% 28,079 $97K
Two Sigma Investments, LP 0.00% Reduce -6.1% 26,860 $93K
State Street Corp. 0.00% Add +19.3% 25,365 $88K
Ovata Capital Management Ltd 0.04% No change 25,000 $87K
New York State Common Retirement Fund 0.00% No change 22,100 $77K
BNP Paribas Financial Markets 0.00% Add +3799.2% 19,496 $68K
ExodusPoint Capital Management, LP 0.00% Reduce -92.0% 17,328 $60K
Charles Schwab Investment Management Inc. 0.00% No change 14,649 $51K
Goldman Sachs Group Inc. 0.00% New 11,356 $39K
Bank of America Corp. 0.00% Reduce -38.3% 11,052 $38K
Prelude Capital Management, LLC 0.00% New 11,024 $38K
JPMorgan Chase & Co. 0.00% Add +269.5% 9,936 $34K
Barclays PLC 0.00% Reduce -50.6% 8,633 $30K
Wells Fargo & Company 0.00% Add +129.6% 5,320 $18K
Rhumbline Advisers 0.00% Reduce -14.8% 5,307 $18K
Citigroup Inc. 0.00% Add +224.9% 4,568 $16K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% New 3,681 $13K
Corebridge Financial, Inc. 0.00% Reduce -0.6% 3,374 $12K
UBS Group AG 0.00% Add +55.5% 2,978 $10K
Tower Research Capital LLC (TRC) 0.00% Reduce -11.2% 2,905 $10K
Legal & General Group Plc 0.00% New 1,049 $4K
Royal Bank of Canada 0.00% Add +63.9% 972 $3K
Point72 Asia (Singapore) Pte. Ltd. 0.00% New 826 $3K
Ameritas Investment Partners, Inc. 0.00% No change 618 $2K
California State Teachers Retirement System 0.00% No change 457 $2K
Amalgamated Bank 0.00% No change 218 $1K
Avior Wealth Management, LLC 0.00% No change 122 $423
Russell Investments Group, Ltd. 0.00% New 49 $170
Earned Wealth Advisors, LLC 0.00% New 42 $146
Sterling Capital Management LLC 0.00% — 12 $42
Cwm, LLC 0.00% New 132 $0

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