SR One Capital Management LP

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SR One Capital Management LP
CRD #306361
SEC #801-119142
CIK #0001910264, 0001853723
AUM 2,435.9 M (2026-03-31)
Employees 28 (54% Investors, 0% Brokers)
Phone408-303-2673
Address929 Main Street
Redwood City, CA 94063
Source [IAPD] [EDGAR] [Website] [LinkedIn]
Total AUM ($B)
3.02.41.81.20.60.02010201520212027
Sector Form 13F Holdings Value ($M)
Veradermics Inc 151.7
Zenas Biopharma Inc 98.5
CRISPR Therapeutics AG 97.0
Design Therapeutics Inc 69.4
Oric Pharmaceuticals Inc 58.5
Alumis Inc 43.2
Mineralys Therapeutics Inc 42.4
Silverback Therapeutics Inc 32.2
ARCA Biopharma Inc 21.1
Oculis Holding AG 17.0
View All
Holdings by Sector ($M)
100080060040020002020202220242027
Type Form D Funds Date Sold AUM
PE SR One Co-Invest XIII LLC [2026-03-31] 15.4 M
Filed 2025-08-04 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
PE Synapse Investment LP [2026-03-31] 105.3 M
Filed 2025-09-09 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Revenue Decline to Disclose
PE SR One Capital Fund III LP [2025-03-31] 237.1 M 236.1 M
Offered $600,000,000 · Filed 2025-10-09 (D/A) · Exemption 506(b), 3(c), 3(c)(1), 3(c)(7) · Remaining $362,868,686 · Duration One year or less · Revenue Decline to Disclose
PE AMZL LP [2024-03-28] 573.5 M
Filed 2023-04-04 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Revenue Decline to Disclose
PE SR One Capital Opportunities Fund I LP [2024-03-28] 236.6 M
Filed 2023-04-04 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Revenue Decline to Disclose
PE SR One Co-Invest Xi LLC [2023-03-31] 18.2 M
Filed 2022-09-23 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
PE SR One Co-Invest IV-A LLC [2022-06-14] 7.8 M
Filed 2022-05-12 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
PE SR One Co-Invest IX LLC [2022-06-14] 1.3 M
Filed 2022-04-25 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
PE SR One Co-Invest XII LLC [2022-06-14] 1.2 M
Filed 2022-05-12 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
PE SR One Co-Invest X LLC [2022-06-14] 1.3 M
Filed 2022-04-25 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
View All
AUM Breakdown Accounts AUM ($B)
By Client Type
(a) Individuals (other than high net worth individuals) 0 0.0
(b) Individuals (high net worth individuals) 0 0.0
(c) Banking or thrift institutions 0 0.0
(d) Investment companies 0 0.0
(e) Business development companies 0 0.0
(f) Pooled investment vehicles 19 2.4
(g) Pension and profit sharing plans 0 0.0
(h) Charitable organizations 0 0.0
(i) State or municipal government entities 0 0.0
(j) Other investment advisers 0 0.0
(k) Insurance companies 0 0.0
(l) Sovereign wealth funds and foreign official institutions 0 0.0
(m) Corporations or other businesses not listed above 0 0.0
(n) Other 0 0.0
Total 19 2.4
By Discretionary
Discretionary 19 2.4
Non-Discretionary 0 0.0
Total 19 2.4
By Non-United States Persons
Non-United States Persons 0.8
United States Persons 1.7
Total 19 2.4
Form D Directors Role # Filings # Firms 2011 - 2026
Richard Thoms Executive Officer 7187 139
Assure Fund Management II Director 6187 139
Jeremy Neilson Executive Officer 6656 98
Rajeev Dadoo Executive Officer 20 2
Matthew Foy Executive Officer 9 2
SR One Capital Partners III LP Executive Officer 1 1
Synapse Investment Partners I LP Executive Officer 1 1
SR One Capital Partners III LLC Executive Officer 1 1
EDGAR Form CIK 2011 - 2026
3 [0001853723]
4 [0001853723]
SC 13D [0001853723]
SC 13G [0001853723]
13F-HR [0001910264]
Form 13D/13G Filer Form 13D/13G Subject Filed
SR One Capital Management LLC Odyssey Therapeutics Inc [2026-05-18]
SR One Capital Management LLC Avalyn Pharma Inc [2026-05-08]
SR One Capital Management LLC Veradermics Inc [2026-02-11]
SR One Capital Management LLC Oric Pharmaceuticals Inc [2025-06-05]
SR One Capital Management LLC Zenas Biopharma Inc [2024-09-23]
SR One Capital Management LLC Kala Bio Inc [2024-07-08]
SR One Capital Management LLC Arcellx Inc [2022-02-17]
SR One Capital Management LLC Effector Therapeutics Inc [2022-02-14]
Firm Profile (Form ADV)
ServesInstitutional
Fund TypesPrivate Equity
Form 3/4/5 Subject 2011 - 2026
George Simeon
Odyssey Therapeutics Inc
SR One Capital Management LLC
Avalyn Pharma Inc
Zenas BioPharma Inc
SR One Capital Fund I Aggregator LP
eFFECTOR Therapeutics Inc
SR One Co-Invest I Manager LLC
SR One Co-Invest I LLC
SR One Capital Partners I LP
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Zenas BioPharma Inc ZBIO
Common Stock
2025-10-09 Buy 63,157 $19.00 1,199,983
Zenas BioPharma Inc ZBIO
Common Stock
2025-10-09 Buy 63,158 $19.00 1,200,002
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Buy 441,176 $17.00 7,499,992
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Conversion 1,505,388
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Buy 1,352,942 $17.00 23,000,014
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Conversion 501,796
Zenas BioPharma Inc ZBIO
Series C Convertible Preferred Stock · derivative
2024-09-16 Conversion 5,809,528
Zenas BioPharma Inc ZBIO
Series C Convertible Preferred Stock · derivative
2024-09-16 Conversion 4,357,146
Zenas BioPharma Inc ZBIO
Series C Convertible Preferred Stock · derivative
2024-09-16 Conversion 13,071,439
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Buy 441,176 $17.00 7,499,992
Zenas BioPharma Inc ZBIO
Common Stock
2024-09-16 Conversion 669,061
eFFECTOR Therapeutics Inc EFTR
Common Stock
2023-11-27 Sell 178,585 $0.61 108,937
eFFECTOR Therapeutics Inc EFTR
Common Stock
2023-11-27 Sell 430,578 $0.61 262,653
Arcellx Inc ACLX
Common Stock
2023-05-11 Sell 3,804 $46.15 175,555
Arcellx Inc ACLX
Common Stock
2023-05-11 Sell 6,485 $46.15 299,283
Arcellx Inc ACLX
Common Stock
2023-05-11 Sell 631,932 $45.00 28,436,940
Arcellx Inc ACLX
Common Stock
2023-05-11 Sell 370,612 $45.00 16,677,540
Design Therapeutics Inc DSGN
Common Stock
2022-12-20 Buy 40,000 $8.14 325,600
Design Therapeutics Inc DSGN
Common Stock
2022-12-19 Buy 360,000 $8.63 3,106,800
Design Therapeutics Inc DSGN
Common Stock
2022-12-16 Buy 500,000 $8.28 4,140,000
showing 20 of 37 most recent transactions
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