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NASDAQ: SEPN
Septerna Inc Stock Ownership - Who owns Septerna?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Septerna Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jeffrey FinerCEO and President2025-04-035,000$2.76
$13.80kBuy
Jeffrey FinerCEO and President2025-04-0250,000$2.76
$138.00kBuy
Alan EzekowitzDirector2025-03-0713,319$6.93
$92.27kBuy
Alan EzekowitzDirector2025-03-0641,355$6.00
$248.13kBuy
Alan EzekowitzDirector2025-03-0537,835$5.82
$220.28kBuy
Alan EzekowitzDirector2025-03-047,491$6.35
$47.55kBuy
Gil M. LabrucherieChief Financial Officer2025-02-273,718$5.85
$21.75kBuy
Jeffrey FinerCEO and President2025-02-273,000$5.80
$17.40kBuy
Jeffrey FinerCEO and President2025-02-264,000$5.70
$22.80kBuy
Jeffrey FinerCEO and President2025-02-2510,000$5.68
$56.76kBuy

1 of 3

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Net Insider Buy/Sell (L12M) Ownership

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SEPN Shareholders

What type of owners hold Septerna Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Third Rock Ventures VI LP23.46%10,427,250$61.52MInsider
Third Rock Ventures V LP21.08%9,368,047$55.27MInsider
Ra Capital Management LP15.74%6,995,858$41.28MInstitution
Trv GP V LLC13.99%6,215,591$36.67MInstitution
Trv GP VI LLC7.09%3,152,456$18.60MInstitution
Samsara Biocapital LLC6.23%2,768,520$16.33MInstitution
Driehaus Capital Management LLC5.83%2,589,553$15.28MInstitution
Bvf Inc5.52%2,452,024$14.47MInstitution
Siren LLC4.96%2,202,514$12.99MInstitution
Deep Track Capital LP4.30%1,912,929$11.29MInstitution

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SEPN vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
SEPN66.05%33.95%Net BuyingNet Buying
LSB0.20%0.00%
TSVT72.05%27.95%Net SellingNet Selling
HUMA27.13%22.31%Net SellingNet Buying
PVLA36.60%56.31%Net BuyingNet Buying
View Top Biotech Stocks

Septerna Stock Ownership FAQ

Who owns Septerna?

Septerna (NASDAQ: SEPN) is owned by 99.29% institutional shareholders, 51.04% Septerna insiders, and 0.00% retail investors. Third Rock Ventures VI LP is the largest individual Septerna shareholder, owning 10.43M shares representing 23.46% of the company. Third Rock Ventures VI LP's Septerna shares are currently valued at $61.52M.

If you're new to stock investing, here's how to buy Septerna stock.
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