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Starling Oncology, Inc.

STLN
Exchange
Nasdaq
Industry
Services-Offices & Clinics of Doctors of Medicine
SEC CIK
0001799191

In the last 90 days, Starling Oncology, Inc. insiders filed 3 open-market purchases and 2 sales; 119 institutions reported holding it in 13F filings for Q2 2026, worth $217.6M in total; no superinvestor holds it.

Other share classesDFPHSTLNW

Q2 2025 vs. Q1 2025

How the institutions holding Starling Oncology, Inc. changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of STLN: Q1 2025 compared with Q2 2025
MeasureQ1 2025Q2 2025Change
Holders4379+36
Shares17.1M31.9M+14.9M (+87.3%)
Value$19.4M$65.5M+$46.0M (+236.8%)

New holders (42)

Institutions that held Starling Oncology, Inc. at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to STLN in Q2 2025
InstitutionSharesValue% of portfolio
Marshall Wace, LLP1,476,946$3.03M0.00%
Wexford Capital LP1,118,679$2.29M0.64%
CenterBook Partners LP715,899$1.47M0.08%
Millennium Management LLC405,009$830.3K0.00%
Two Sigma Investments, LP278,165$570.2K0.00%
Portolan Capital Management, LLC221,512$454.1K0.03%
EAM Investors, LLC195,837$401.5K0.06%
Charles Schwab Investment Management Inc147,534$302.4K0.00%
Verition Fund Management LLC139,763$286.5K0.00%
Panagora Asset Management Inc126,985$260.3K0.00%
Barclays PLC103,670$212.5K0.00%
Graham Capital Management, L.P.86,206$176.7K0.01%
Rhumbline Advisers85,231$174.7K0.00%
Quadrature Capital Ltd79,753$163.9K0.00%
Mount Lucas Management LP77,000$157.8K0.08%
Nuveen, LLC76,672$157.2K0.00%
National Bank of Canada76,013$155.8K0.00%
Kingswood Wealth Advisors, LLC64,400$132.0K0.01%
New York State Common Retirement Fund44,700$91.6K0.00%
MetLife Investment Management39,945$81.9K0.00%
Invesco Ltd.38,708$79.4K0.00%
Alliancebernstein L.P.38,000$77.9K0.00%
Cubist Systematic Strategies, LLC34,697$71.1K0.00%
Mirae Asset Global ETFs Holdings Ltd.32,260$66.1K0.00%
Royal Bank of Canada32,144$66.0K0.00%
Wells Fargo & Company30,504$62.5K0.00%
Price T Rowe Associates Inc29,764$62.0K0.00%
Intech Investment Management LLC28,614$58.7K0.00%
Manufacturers Life Insurance Company, The20,891$42.8K0.00%
State of Wyoming18,048$37.0K0.00%
Voya Investment Management LLC16,991$34.8K0.00%
Police & Firemen's Retirement System of New Jersey15,386$31.5K0.00%
ProShare Advisors LLC12,104$24.8K0.00%
Legal & General Group Plc6,576$13.5K0.00%
Ameritas Investment Partners, Inc.6,026$12.4K0.00%
FNY Investment Advisers, LLC4,000$8.00K0.00%
California State Teachers Retirement System3,683$7.55K0.00%
Raymond James Financial Inc2,331$4.78K0.00%
Amalgamated Bank2,016$4.00K0.00%
Deutsche Bank AG1,635$3.35K0.00%
FMR LLC519$1.06K0.00%
Sterling Capital Management LLC143$2930.00%

Sold out (6)

Institutions that held Starling Oncology, Inc. at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of STLN in Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Cincinnati Insurance Co1,240,795$1.41M
Quattro Financial Advisors LLC162,724$185.5K
Gsa Capital Partners LLP28,529$33.0K
Jain Global LLC15,900$18.1K
HRT Financial LP16,658$18.0K
Two Sigma Securities, LLC14,713$16.8K