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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
Uwe KleinSVP Biological Sciences2025-08-184,935$2.76
$13.62kBuy
Uwe KleinSVP Biological Sciences2025-08-1810,452$2.76
$28.85kBuy
Uwe KleinSVP Biological Sciences2025-08-187,621$6.81
$51.90kBuy
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

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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 LP23.39%10,427,250$243.27MInsider
Third Rock Ventures V LP21.01%9,368,047$218.56MInsider
Ra Capital Management LP15.69%6,995,858$163.21MInstitution
Trv GP V LLC13.94%6,215,591$145.01MInstitution
Driehaus Capital Management LLC10.50%4,680,431$109.19MInstitution
Bvf Inc9.86%4,396,124$102.56MInstitution
Trv GP VI LLC9.45%4,211,659$98.26MInstitution
Samsara Biocapital LLC7.06%3,149,128$73.47MInstitution
Siren LLC4.94%2,202,514$51.38MInstitution
Ra Capital Management LP3.30%1,471,943$34.34MInsider

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SEPN vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
SEPN66.18%33.82%Net BuyingNet Buying
SPRY44.58%55.42%Net SellingNet Selling
ORKA18.31%81.69%Net BuyingNet Buying
BCAX70.82%29.18%Net SellingNet Selling
ZBIO64.89%35.11%Net BuyingNet Buying
View Top Biotech Stocks

Septerna Stock Ownership FAQ

Who owns Septerna?

Septerna (NASDAQ: SEPN) is owned by 99.65% institutional shareholders, 50.92% Septerna insiders, and 0.00% retail investors. Third Rock Ventures VI LP is the largest individual Septerna shareholder, owning 10.43M shares representing 23.39% of the company. Third Rock Ventures VI LP's Septerna shares are currently valued at $235.29M.

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