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TANG CAPITAL MANAGEMENT LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$2.2B
Positions
41
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (53 quarters reported)

$2.6B $143M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q2 26

$254M in Q2 2013 → $2.2B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Aurinia Pharmaceuticals Inc 10.1% Added 6.7% 13,044,106 $221M
Spyre Therapeutics Inc 7.6% Unchanged 1,892,200 $168M
Mirum Pharmaceuticals Inc 6.6% Unchanged 1,236,027 $145M
KP Kiniksa Pharmaceuticals Intl 6.6% Unchanged 2,259,889 $145M
Celcuity Inc 6.2% Added 25% 1,314,594 $138M
Corcept Therapeutics Inc 5.9% Unchanged 1,500,000 $130M
Ptc Therapeutics Inc 5.6% Unchanged 1,500,000 $122M
Lakefront Biotherapeutics Nv 5.2% Unchanged 3,785,991 $114M
Capricor Therapeutics Inc 4.5% Added 21% 4,099,900 $98.7M
Tarsus Pharmaceuticals Inc 4.5% Added 32% 1,568,266 $98.7M
SS State Str SPDR S&P 500 ETF T 4.2% Trimmed 27% 123,000 $91.9M
Anaptysbio Inc 4.1% Unchanged 1,330,879 $89.8M
IH Immunocore Hldgs PLC 3.8% Unchanged 2,649,368 $84.1M
Compass Pathways PLC 3.2% Added 25% 5,000,000 $70.8M
Ani Pharmaceuticals Inc 2.7% Unchanged 707,500 $58.6M
Biontech Se 2.0% Unchanged 470,000 $43.7M
Compass Therapeutics Inc 1.8% Added 7.1% 17,990,782 $39.4M
Precigen Inc 1.7% Unchanged 6,417,500 $36.6M
VT Viridian Therapeutics Inc 1.5% Unchanged 1,792,626 $32.9M
Nuvectis Pharma Inc 1.3% New 1,550,000 $28.5M
DT Dianthus Therapeutics Inc 1.2% Unchanged 264,692 $25.8M
Fulcrum Therapeutics Inc 1.1% New 6,521,412 $23.9M
Atea Pharmaceuticals Inc 1.0% Unchanged 4,814,700 $22.4M
Crescent Biopharma Inc. 0.9% Unchanged 1,160,000 $20.9M
Nano Dimension Ltd 0.9% New 14,292,813 $20.7M
Viking Therapeutics Inc 0.9% Unchanged 500,000 $19.5M
Nuvation Bio Inc 0.9% Added 4.8% 3,299,557 $18.7M
Ideaya Biosciences Inc 0.8% Unchanged 450,000 $16.8M
Gossamer Bio Inc 0.5% New 17,841,000 $11.5M
JM Journey Med Corp 0.5% Unchanged 1,610,000 $11.4M
Insmed Inc 0.5% Trimmed 62% 100,000 $10.7M
Stoke Therapeutics Inc 0.4% Trimmed 40% 300,000 $9.82M
Pliant Therapeutics Inc 0.3% Trimmed 0.0% 6,141,261 $7M
Boundless Bio Inc 0.3% New 2,559,875 $6.4M
Pmv Pharmaceuticals Inc 0.3% Unchanged 4,245,085 $5.69M
Moderna Inc 0.2% Trimmed 50% 50,000 $3.5M
Wave Life Sciences Ltd 0.2% Unchanged 600,000 $3.49M
Heron Therapeutics Inc 0.1% Unchanged 6,250,000 $2.67M
Lenz Therapeutics Inc 0.1% Unchanged 451,114 $2.56M
Altimmune Inc 0.1% Unchanged 666,022 $2.02M
Rocket Pharmaceuticals Inc 0.0% Unchanged 100,000 $342K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
Kalvista Pharmaceuticals Inc Exited −4,573,530 −$92.1M
SS State Str SPDR S&P 500 ETF T Trimmed −45,000 −$33.6M 4.2%
Nuvectis Pharma Inc New +1,550,000 +$28.5M 1.3%
Celcuity Inc Added +264,594 +$27.7M 6.2%
Tarsus Pharmaceuticals Inc Added +379,642 +$23.9M 4.5%
Fulcrum Therapeutics Inc New +6,521,412 +$23.9M 1.1%
Nano Dimension Ltd New +14,292,813 +$20.7M 0.9%
Insmed Inc Trimmed −160,000 −$17.1M 0.5%
Capricor Therapeutics Inc Added +700,000 +$16.9M 4.5%
Compass Pathways PLC Added +997,800 +$14.1M 3.2%

Showing the 10 largest of 32 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
SS State Str SPDR S&P 500 ETF T Added +138,000 +$89.7M 5.5%
Avidity Biosciences Inc Exited −900,000 −$64.9M
Corcept Therapeutics Inc Added +1,343,236 +$54.1M 3.1%
Capricor Therapeutics Inc Added +1,699,900 +$51.7M 5.2%
Vertex Pharmaceuticals Inc Exited −80,000 −$36.3M
Insmed Inc Added +200,000 +$32.7M 2.2%
Moderna Inc Trimmed −592,820 −$30.1M 0.3%
Travere Therapeutics Inc Exited −700,000 −$26.7M
Ventyx Biosciences Inc Exited −2,814,000 −$25.4M
Nvidia Corporation Exited −127,788 −$23.8M

Showing the 10 largest of 55 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
Tarsus Pharmaceuticals Inc Trimmed −1,266,173 −$104M 4.8%
Avidity Biosciences Inc New +900,000 +$64.9M 3.2%
Merus N V Exited −600,000 −$56.5M
Capricor Therapeutics Inc New +1,700,000 +$49.1M 2.4%
Spyre Therapeutics Inc Trimmed −1,307,800 −$42.8M 3.1%
Relay Therapeutics Inc Exited −8,068,058 −$42.1M
VT Vera Therapeutics Inc Cl A Exited −1,350,000 −$39.2M
Nike Inc Exited −519,399 −$36.2M
Ionis Pharmaceuticals Inc Exited −550,000 −$36M
Cytomx Therapeutics Inc Exited −11,065,662 −$35.3M

Showing the 10 largest of 187 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
Celcuity Inc New +1,150,000 +$56.8M 2.2%
Precigen Inc New +12,400,000 +$40.8M 1.6%
Iteos Therapeutics Inc Exited −3,826,692 −$38.2M
Nike Inc Added +500,000 +$34.9M 1.4%
Vertex Pharmaceuticals Inc Added +70,000 +$27.4M 1.2%
Ionis Pharmaceuticals Inc Added +400,000 +$26.2M 1.4%
Ptc Therapeutics Inc Added +400,000 +$24.5M 3.5%
Boeing Co Trimmed −102,437 −$22.1M
Mettler-toledo International Trimmed −17,531 −$21.5M 0.1%
Aurinia Pharmaceuticals Inc Added +1,300,000 +$14.4M 4.8%

Showing the 10 largest of 90 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
Dynavax Technologies Corp Trimmed −3,800,500 −$37.7M 1.0%
IT Intra-cellular Therapies Inc Exited −220,000 −$29M
VT Vera Therapeutics Inc Cl A Added +1,200,000 +$28.3M 1.6%
Merus N V Added +500,000 +$26.3M 1.6%
Acelyrin Inc Exited −9,818,115 −$24.3M
Mettler-toledo International New +19,500 +$22.9M 1.2%
Boeing Co Added +99,594 +$20.9M 1.1%
Spyre Therapeutics Inc Added +1,150,000 +$17.2M 2.4%
Urogen Pharma Ltd New +1,000,000 +$13.7M 0.7%
Iteos Therapeutics Inc Added +1,137,492 +$11.3M 1.9%

Showing the 10 largest of 126 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
Dynavax Technologies Corp Added +3,900,000 +$50.6M 4.1%
GN Galapagos Nv Added +1,800,597 +$45.2M 5.5%
KP Kiniksa Pharmaceuticals Intl Added +1,489,970 +$33.1M 2.6%
Spyre Therapeutics Inc New +2,050,000 +$33.1M 1.8%
Acelyrin Inc New +9,818,115 +$24.3M 1.3%
Ptc Therapeutics Inc Added +300,000 +$15.3M 2.8%
Iteos Therapeutics Inc Added +2,467,484 +$14.7M 0.9%
Legend Biotech Corp Added +380,000 +$12.9M 1.6%
Aurinia Pharmaceuticals Inc Added +1,600,000 +$12.9M 4.5%
Keros Therapeutics Inc New +1,100,000 +$11.2M 0.6%

Showing the 10 largest of 141 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
GN Galapagos Nv Added +1,461,200 +$40.2M 3.9%
Relay Therapeutics Inc Added +4,500,000 +$18.5M 2.2%
Replimune Group Inc Added +1,500,000 +$18.2M 2.2%
Iteos Therapeutics Inc Trimmed −2,186,084 −$16.8M 0.1%
Legend Biotech Corp New +450,000 +$14.6M 1.0%
IH Immunocore Hldgs PLC Added +450,000 +$13.3M 3.0%
RT Revance Therapeutics Inc Exited −2,500,000 −$13M
Moderna Inc New +300,000 +$12.5M 0.8%
Aurinia Pharmaceuticals Inc Added +1,200,000 +$10.8M 5.0%
Immunome Inc Exited −720,000 −$10.5M

Showing the 10 largest of 134 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
Aurinia Pharmaceuticals Inc Added +4,450,000 +$32.6M 3.8%
Biontech Se New +270,000 +$32.1M 2.3%
Relay Therapeutics Inc New +3,568,058 +$25.3M 1.8%
Iteos Therapeutics Inc New +2,407,800 +$24.6M 1.8%
Eli Lilly & Co Exited −27,000 −$24.4M
IH Immunocore Hldgs PLC Added +700,000 +$21.8M 2.5%
VT Viridian Therapeutics Inc Added +850,000 +$19.3M 3.6%
GN Galapagos Nv Added +644,391 +$18.6M 1.4%
Neurocrine Biosciences Inc New +150,000 +$17.3M 1.2%
Novavax Inc New +1,000,000 +$12.6M 0.9%

Showing the 10 largest of 101 changes.

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