Septerna Inc

SEPNNASDAQ
$36.75
-0.05-0.14%
At close: Sep 4, 5:00 PM EST
$36.75
N/A
After Hours: 4:00 PM EST

Septerna Ownership & Insider Activity

Septerna (SEPN) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 2.8% of shares outstanding. Institutional investors hold 23.1%. Over the past 90 days, insiders made 1 sale worth $63.5M.

Shares Outstanding

46.677M

Shares Float

24.423M

Insider Shares Owned

1.297M

Insider % Owned

2.8%

Institutional Shares Held

10.800M

Institutional % Held

23.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

0

Sales (90d)

1

$63.5M total

Net Activity

Net Selling

Net Value (90d)

-$63.5M

Septerna Insider Transactions (Last 6 Months)

See all insider trades
DateInsiderTitleTypeSharesPriceValue
Sep 1, 2026Daniel LongSVP, DRUG DISCOVERYSELL-OPTIONS$20.29$117K
Aug 12, 2026Third Rock Ventures V LP, Third Rock Ventures GP V LP, TRV GP V LLC, Third Rock Ventures VI LP, Third Rock Ventures GP VI LP, TRV GP VI LLCs147.200K$50.27$7.4M