30% off. Use code SUMMERSALE30 at checkout for 30% off for 12 months on Plus, Pro and Premium subscriptions. Subscribe now
United States Biotechnology & Medical Research

Septerna Inc (SEPN)

Track

Over the last 90 days, Septerna Inc. has seen significant insider selling activity, with total sales exceeding $9.9 million. Notably, officers Jae Kim and Daniel Long made substantial proposed sales in late June. This trend contrasts with a strong 90-day stock performance of nearly 48%. The last earnings report showed a significant EPS beat.
Stock chart
Ticker: SEPN Exchange: NMS
Preparing chart...
Download chart Copy chart image Copy link Share to X Share


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
DANIEL LONG
Officer
2 sales — total 200,000 USD
Proposed sale 22 Jun 2026
Value US$660,493.95 | Price 262.65 | Shares 77,506
Proposed sale 22 Jun 2026
Value US$4,514,759.76 | Price 62.51 | Shares 78,033
Proposed sale 22 Jun 2026
Value US$1,097,913.74 | Price 398.24 | Shares 32,647
Proposed sale 22 Jun 2026
Value US$2,282,610.06 | Price 158.33 | Shares 82,425
Planned sale 12 Jun 2026
Value US$100,000.00 | Price 35.08 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 34.03 | Shares 1,000
Planned sale 1 Jun 2026
Value US$100,000.00 | Price 29.66 | Shares 1,000
Planned sale 1 Jun 2026
Value US$100,000.00 | Price 28.79 | Shares 1,000
Planned sale 1 Jun 2026
Value US$100,000.00 | Price 27.78 | Shares 1,000
Planned sale 26 May 2026
Value US$354,656.14 | Price 30.06 | Shares 11,798
Proposed sale 26 May 2026
Value US$334,591.28 | Price 28.36 | Shares 11,798
Planned sale 15 Apr 2026
Value US$8,431.11 | Price 25.86 | Shares 326
Planned sale 15 Apr 2026
Value US$27,788.58 | Price 25.24 | Shares 1,101
Planned sale 15 Apr 2026
Value US$61,123.67 | Price 23.76 | Shares 2,573
Planned sale 2 Mar 2026
Value US$1,867,342.00 | Price 28.14 | Shares 66,363
Planned sale 2 Mar 2026
Value US$112,496.27 | Price 27.51 | Shares 4,090
Proposed sale 2 Mar 2026
Value US$2,216,779.76 | Price 29.02 | Shares 76,388
Planned sale 18 Feb 2026
Value US$53,249.58 | Price 29.58 | Shares 1,800
Planned sale 18 Feb 2026
Value US$62,610.68 | Price 28.46 | Shares 2,200
Proposed sale 18 Feb 2026
Value US$242,400.00 | Price 30.30 | Shares 8,000
Planned sale 10 Nov 2025
Value US$63,223.16 | Price 18.06 | Shares 3,501
Proposed sale 10 Nov 2025
Value US$63,223.16 | Price 18.06 | Shares 3,501
Buy 7 Mar 2025
Value US$92,270.04 | Price 6.93 | Shares 13,319
Buy 6 Mar 2025
Value US$248,130.00 | Price 6.00 | Shares 41,355
Buy 5 Mar 2025
Value US$220,260.24 | Price 5.82 | Shares 37,835
Buy 4 Mar 2025
Value US$47,543.88 | Price 6.35 | Shares 7,491
Buy 27 Feb 2025
Value US$21,750.30 | Price 5.85 | Shares 3,718
Buy 27 Feb 2025
Value US$17,400.00 | Price 5.80 | Shares 3,000
Buy 26 Feb 2025
Value US$22,795.60 | Price 5.70 | Shares 4,000
Buy 25 Feb 2025
Value US$35,116.38 | Price 5.59 | Shares 6,282
Buy 25 Feb 2025
Value US$56,765.00 | Price 5.68 | Shares 10,000
Buy 24 Feb 2025
Value US$113,147.14 | Price 6.00 | Shares 18,861
Buy 21 Feb 2025
Value US$2,540,347.92 | Price 5.94 | Shares 427,668
Buy 21 Feb 2025
Value US$29,250.00 | Price 5.85 | Shares 5,000
Buy 20 Feb 2025
Value US$3,627,030.08 | Price 5.92 | Shares 612,674
Buy 20 Feb 2025
Value US$85,233.90 | Price 5.88 | Shares 14,500
Buy 19 Feb 2025
Value US$57,813.00 | Price 5.51 | Shares 10,500
Buy 28 Oct 2024
Value US$6,148,800.00 | Price 18.00 | Shares 341,600
Buy 28 Oct 2024
Value US$68,911,200.00 | Price 18.00 | Shares 3,828,400
Buy 28 Oct 2024
Value US$5,031,000.00 | Price 18.00 | Shares 279,500
Buy 28 Oct 2024
Value US$6,669,000.00 | Price 18.00 | Shares 370,500
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-22 2026-06-22 PrS Proposed sale
DANIEL LONG

Officer

Officer
77,506
262.65
US$660,494 		77,506 262.65 US$660,494
2026-06-22 2026-06-22 PrS Proposed sale
DANIEL LONG

Officer

Officer
78,033
62.51
US$4,514,760 		78,033 62.51 US$4,514,760
2026-06-22 2026-06-22 PrS Proposed sale
JAE KIM

Officer

Officer
32,647
398.24
US$1,097,914 		32,647 398.24 US$1,097,914
2026-06-22 2026-06-22 PrS Proposed sale
JAE KIM

Officer

Officer
1,000
35.26
US$100,000 		1,000 35.26 US$100,000
2026-06-16 2026-06-12 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
1,000 -88.7%
35.08
US$100,000 		1,000 -88.7% 35.08 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
SAMIRA SHAIKHLY

Officer

Officer
1,000
34.03
US$100,000 		1,000 34.03 US$100,000
2026-06-03 2026-06-01 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
1,000 -78.5%
29.66
US$100,000 		1,000 -78.5% 29.66 US$100,000
2026-06-03 2026-06-01 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
1,000 -26.8%
28.79
US$100,000 		1,000 -26.8% 28.79 US$100,000
2026-06-03 2026-06-01 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
1,000 -25.3%
27.78
US$100,000 		1,000 -25.3% 27.78 US$100,000
2026-05-28 2026-05-26 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
11,798 -93.7%
30.06
US$354,656 		11,798 -93.7% 30.06 US$354,656
2026-05-26 2026-05-26 PrS Proposed sale
SAMIRA SHAIKHLY

Officer

Officer
11,798
28.36
US$334,591 		11,798 28.36 US$334,591
2026-04-17 2026-04-15 PlS Planned sale
Bhatt Elizabeth

President and COO

Officer
326 -0.2%
25.86
US$8,431 		326 -0.2% 25.86 US$8,431
2026-04-17 2026-04-15 PlS Planned sale
Bhatt Elizabeth

President and COO

Officer
1,101 -0.6%
25.24
US$27,789 		1,101 -0.6% 25.24 US$27,789
2026-04-17 2026-04-15 PlS Planned sale
Bhatt Elizabeth

President and COO

Officer
2,573 -1.4%
23.76
US$61,124 		2,573 -1.4% 23.76 US$61,124
2026-03-04 2026-03-02 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
66,363 -98.8%
28.14
US$1,867,342 		66,363 -98.8% 28.14 US$1,867,342
2026-03-04 2026-03-02 PlS Planned sale
Shaikhly Samira

Chief People Officer

Officer
4,090 -5.7%
27.51
US$112,496 		4,090 -5.7% 27.51 US$112,496
2026-03-02 2026-03-02 PrS Proposed sale
SAMIRA SHAIKHLY

Officer

Officer
76,388
29.02
US$2,216,780 		76,388 29.02 US$2,216,780
2026-02-20 2026-02-18 PlS Planned sale
Bhatt Elizabeth

President and COO

Officer
1,800 -1.0%
29.58
US$53,250 		1,800 -1.0% 29.58 US$53,250
2026-02-20 2026-02-18 PlS Planned sale
Bhatt Elizabeth

President and COO

Officer
2,200 -1.2%
28.46
US$62,611 		2,200 -1.2% 28.46 US$62,611
2026-02-18 2026-02-18 PrS Proposed sale
ELIZABETH BHATT

Officer

Officer
8,000
30.30
US$242,400 		8,000 30.30 US$242,400
2025-11-13 2025-11-10 PlS Planned sale
Long Daniel D.

SVP, Drug Discovery

Officer
3,501 -3.6%
18.06
US$63,223 		3,501 -3.6% 18.06 US$63,223
2025-11-10 2025-11-10 PrS Proposed sale
DANIEL DAVID LONG

Officer

Officer
3,501
18.06
US$63,223 		3,501 18.06 US$63,223
2025-03-10 2025-03-07 B Purchase
2.8
Ezekowitz Alan
Non-Executive Director
13,319 +12.8%
6.93
US$92,270 		13,319 +12.8% 6.93 US$92,270
2025-03-06 2025-03-06 B Purchase
2.8
Ezekowitz Alan
Non-Executive Director
41,355 +65.9%
6.00
US$248,130 		41,355 +65.9% 6.00 US$248,130
2025-03-06 2025-03-05 B Purchase
2.8
Ezekowitz Alan
Non-Executive Director
37,835 +151.9%
5.82
US$220,260 		37,835 +151.9% 5.82 US$220,260
2025-03-06 2025-03-04 B Purchase
2.8
Ezekowitz Alan
Non-Executive Director
7,491 +43.0%
6.35
US$47,544 		7,491 +43.0% 6.35 US$47,544
2025-02-27 2025-02-27 B Purchase
3.6
Labrucherie Gil M

Chief Financial Officer

Officer
3,718 +10.2%
5.85
US$21,750 		3,718 +10.2% 5.85 US$21,750
2025-02-27 2025-02-27 B Purchase
3.5
Finer Jeffrey

CEO and President

Executive Director
3,000 +0.4%
5.80
US$17,400 		3,000 +0.4% 5.80 US$17,400
2025-02-27 2025-02-26 B Purchase
3.5
Finer Jeffrey

CEO and President

Executive Director
4,000 +0.5%
5.70
US$22,796 		4,000 +0.5% 5.70 US$22,796
2025-02-27 2025-02-25 B Purchase
3.6
Labrucherie Gil M

Chief Financial Officer

Officer
6,282 +20.9%
5.59
US$35,116 		6,282 +20.9% 5.59 US$35,116
2025-02-27 2025-02-25 B Purchase
3.5
Finer Jeffrey

CEO and President

Executive Director
10,000 +1.3%
5.68
US$56,765 		10,000 +1.3% 5.68 US$56,765
2025-02-26 2025-02-24 B Purchase
3.6
Third Rock Ventures VI, L.P.
Large shareholder
18,861 +0.4%
6.00
US$113,147 		18,861 +0.4% 6.00 US$113,147
2025-02-24 2025-02-21 B Purchase
3.6
Third Rock Ventures VI, L.P.
Large shareholder
427,668 +11.4%
5.94
US$2,540,348 		427,668 +11.4% 5.94 US$2,540,348
2025-02-21 2025-02-21 B Purchase
3.6
Labrucherie Gil M

Chief Financial Officer

Officer
5,000 +20.0%
5.85
US$29,250 		5,000 +20.0% 5.85 US$29,250
2025-02-24 2025-02-20 B Purchase
3.6
Third Rock Ventures VI, L.P.
Large shareholder
612,674 +19.4%
5.92
US$3,627,030 		612,674 +19.4% 5.92 US$3,627,030
2025-02-21 2025-02-20 B Purchase
3.6
Labrucherie Gil M

Chief Financial Officer

Officer
14,500 +138.1%
5.88
US$85,234 		14,500 +138.1% 5.88 US$85,234
2025-02-21 2025-02-19 B Purchase
3.6
Labrucherie Gil M

Chief Financial Officer

Officer
10,500 +inf%
5.51
US$57,813 		10,500 +inf% 5.51 US$57,813
2024-10-30 2024-10-28 B Purchase
2.9
RA CAPITAL MANAGEMENT, L.P.
Non-Executive Director Large shareholder
341,600 +30.2%
18.00
US$6,148,800 		341,600 +30.2% 18.00 US$6,148,800
2024-10-30 2024-10-28 B Purchase
2.9
RA CAPITAL MANAGEMENT, L.P.
Non-Executive Director Large shareholder
3,828,400 +225.8%
18.00
US$68,911,200 		3,828,400 +225.8% 18.00 US$68,911,200
2024-10-28 2024-10-28 B Purchase
3.2
Third Rock Ventures V, L.P.
Large shareholder
279,500 +9.7%
18.00
US$5,031,000 		279,500 +9.7% 18.00 US$5,031,000
2024-10-28 2024-10-28 B Purchase
3.2
Third Rock Ventures V, L.P.
Large shareholder
370,500 +6.3%
18.00
US$6,669,000 		370,500 +6.3% 18.00 US$6,669,000
Explore more

More insider trading research around Septerna Inc

More insider trades in United States
Similar Healthcare companies with insider activity
More Pharmaceuticals & Medical Research companies with insider activity
More Biotechnology & Medical Research companies with insider activity
Insider trading in North America