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TANG CAPITAL MANAGEMENT LLC

Location
SAN DIEGO, CA
Portfolio Value
Mid $1,943,501,321
Diversification
Diversified
Filing Date
Global Rank
#1,221 / 8,605 ▲ 36 · as of Mar 2026
Top Industry
Biotechnology 89.0%
3Y Alpha vs SPY
+3.9%
Period ended 3 months ago
Filed May 15, 2026 · 55d
25 quarters · since Mar 2020

Clone Performance

Jul 2023–Jul 2026 · vs SPY

Hypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.

Cloned portfolio
+57.6%
SPY
+76.5%
Annualised alpha
-4.5%
Max drawdown
−42.7%

Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.

Portfolio Concentration

50 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
9.3%
−0.2 pts
Top 5
32.8%
−0.0 pts
Top 10
58.7%
+2.4 pts
HHI
463
Jun 2023 → Mar 2026 · range 218 – 3,441
Diversified+59

Portfolio Trend

25 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Healthcare 94.4% $1,834,244,201
Unclassified 5.6% $109,257,120

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

Added To

Positions the filer increased
9 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
13 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
4 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
50 positions · $1,943,501,321 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio History