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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

13F holders, Q2 2024

Institutional positions in Starling Oncology, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
39
−8 vs. Q1 2024
Shares held
18.7M
+1.44M (+8.4%) vs. Q1 2024
Total value
$8.60M
−$18.6M (−68.4%) vs. Q1 2024
New holders
4
9 more added
Sold out
12
13 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting STLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 39 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 1 institutionQ4 2021: 21 institutionsQ1 2022: 29 institutionsQ2 2022: 36 institutionsQ3 2022: 39 institutionsQ4 2022: 40 institutionsQ1 2023: 39 institutionsQ2 2023: 38 institutionsQ3 2023: 36 institutionsQ4 2023: 45 institutionsQ1 2024: 47 institutionsQ2 2024: 39 institutionsQ3 2024: 34 institutionsQ4 2024: 31 institutionsQ1 2025: 43 institutionsQ2 2025: 79 institutionsQ3 2025: 108 institutionsQ4 2025: 117 institutionsQ1 2026: 115 institutionsQ2 2026: 119 institutions
Value heldQ2 2024: $8.60M
Q1 2021: $0Q2 2021: $0Q3 2021: $2.50MQ4 2021: $199.9MQ1 2022: $159.0MQ2 2022: $110.9MQ3 2022: $108.4MQ4 2022: $38.7MQ1 2023: $14.9MQ2 2023: $7.66MQ3 2023: $21.2MQ4 2023: $37.6MQ1 2024: $27.2MQ2 2024: $8.60MQ3 2024: $6.73MQ4 2024: $4.61MQ1 2025: $19.4MQ2 2025: $65.5MQ3 2025: $121.0MQ4 2025: $137.1MQ1 2026: $118.9MQ2 2026: $217.6M
Institutions holding STLN and their total value by quarter
QuarterHoldersValue
Q2 2026119$217.6M
Q1 2026115$118.9M
Q4 2025117$137.1M
Q3 2025108$121.0M
Q2 202579$65.5M
Q1 202543$19.4M
Q4 202431$4.61M
Q3 202434$6.73M
Q2 202439$8.60M
Q1 202447$27.2M
Q4 202345$37.6M
Q3 202336$21.2M
Q2 202338$7.66M
Q1 202339$14.9M
Q4 202240$38.7M
Q3 202239$108.4M
Q2 202236$110.9M
Q1 202229$159.0M
Q4 202121$199.9M
Q3 20211$2.50M
Q2 20210$0
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Starling Oncology, Inc.; share changes are against Q1 2024.

Institutions holding STLN in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC4,751,389$2.19M0.00%−2,1590.0%Reduced
Deerfield Management Company, L.P. (Series C)3,360,052$1.55M0.03%00.0%Unchanged
Vanguard Group Inc1,783,454$820.4K0.00%00.0%Unchanged
Kent Lake Capital LLC1,750,000$805.0K0.36%+563,287+47.5%Added
Balyasny Asset Management LLC1,725,562$793.8K0.00%00.0%Unchanged
Tiff Advisory Services Inc1,418,685$652.6K0.23%+995,280+235.1%Added
Hongkou Capital LP802,965$369.4K10.89%−81,724−9.2%Reduced
Cincinnati Insurance Co699,500$321.8K0.01%00.0%Unchanged
Geode Capital Management, LLC360,264$165.8K0.00%+6,166+1.7%Added
Renaissance Technologies LLC339,400$156.1K0.00%+199,300+142.3%Added
Citadel Advisors LLC269,704$124.1K0.00%+239,558+794.7%Added
FourWorld Capital Management LLC257,000$118.2K0.16%+6,641+2.7%Added
BlackRock Inc.204,814$94.2K0.00%+55,383+37.1%Added
FreeGulliver LLC188,169$86.6K0.06%00.0%Unchanged
Millennium Management LLC109,207$50.2K0.00%−39,057−26.3%Reduced
State Street Corp101,300$46.6K0.00%00.0%Unchanged
Saba Capital Management, L.P.94,264$43.4K0.00%00.0%Unchanged
Fielder Capital Group LLC70,192$32.3K0.01%00.0%Unchanged
Northern Trust Corp64,902$29.9K0.00%−94−0.1%Reduced
Quattro Financial Advisors LLC55,960$25.7K0.01%00.0%Unchanged
Bank of New York Mellon Corp45,068$20.7K0.00%00.0%Unchanged
Jane Street Group, LLC31,611$14.5K0.00%+31,611New
Susquehanna International Group, LLP31,182$14.3K0.00%+31,182New
Morgan Stanley29,340$13.5K0.00%−41,214−58.4%Reduced
HighTower Advisors, LLC27,980$13.0K0.00%00.0%Unchanged
Lee Financial Co27,980$12.9K0.00%00.0%Unchanged
Cresset Asset Management, LLC18,300$8.42K0.00%+18,300New
JustInvest LLC17,984$8.27K0.00%−975−5.1%Reduced
Qube Research & Technologies Ltd15,642$7.20K0.00%−15,368−49.6%Reduced
XTX Topco Ltd11,457$5.27K0.00%−16,048−58.3%Reduced
Mariner, LLC10,884$5.01K0.00%−7,418−40.5%Reduced
AMG National Trust Bank10,000$4.60K0.00%+10,000New
Tower Research Capital LLC (TRC)9,832$4.52K0.00%+2,080+26.8%Added
Bank of America Corp2,671$1.23K0.00%−1,235−31.6%Reduced
Rhumbline Advisers2,175$1.00K0.00%00.0%Unchanged
JPMorgan Chase & Co170$780.00%−8,596−98.1%Reduced
Citigroup Inc40$180.00%−12,814−99.7%Reduced
Royal Bank of Canada130$00.00%+75+136.4%Added
Boston Financial Mangement LLC2,767––−4,588−62.4%Reduced
Element Pointe Advisors, LLC0$00.00%−199,026−100.0%Sold out
Squarepoint Ops LLC0$00.00%−105,824−100.0%Sold out
Acadian Asset Management LLC0$00.00%−38,639−100.0%Sold out
WealthShield Partners, LLC0$00.00%−24,126−100.0%Sold out
Prudential Financial Inc0$00.00%−23,800−100.0%Sold out
Diametric Capital, LP0$00.00%−22,201−100.0%Sold out
Brown Advisory Inc0$00.00%−18,674−100.0%Sold out
Nwam LLC0$00.00%−27,679−100.0%Sold out
UBS Group AG0$00.00%−10,326−100.0%Sold out
Deutsche Bank AG0$00.00%−9,435−100.0%Sold out
Wells Fargo & Company0$00.00%−248−100.0%Sold out
Kirr Marbach & Co LLC0$00.00%−2,725−100.0%Sold out