Foresite Capital Management IV, LLC

CIK 0001704132 · Q1 2026

13F Equity AUM

$237.1M

+3.2% QoQ

Positions

+1 QoQ

AUM Rank

#6,765

Top 54%

Skill Alpha (FF)

-7.3%/yr^ns

No Clear Edge

Rank #7,795 · Top 95%

vs S&P -27.0%/yr (unadj.)

Quarters Tracked

~8 years

Portfolio Concentration

Top 5: 90.6%Top 10: 100.0%Top 20: 100.0%

PHVS56.9%

CYTK14.0%

Eikon Therapeutics, Inc.8.7%

LYEL6.8%

RLAY4.2%

XENE3.9%

ALEC3.5%

MAZE2.0%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Healthcare91.3%

Unclassified8.7%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 8Median: 5.48%Avg: 12.50%

0–0.5%

0(0.0%)

0.5–1%

0(0.0%)

1–3%

1(2.0%)

3–5%

3(11.7%)

5%+

4(86.4%)

Count of positions per weight bucket — (%) = combined portfolio weight

Loading summary cards...

Portfolio Overlap

Shared: 8Unique: 0vs 20 funds

0.1%Low

Fund positions

7,299

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 9 benchmark funds with highest portfolio overlap (Jaccard similarity)

BlackRock, Inc.

0.2%

GEODE CAPITAL MANAGEMENT, LLC

0.2%

VANGUARD CAPITAL MANAGEMENT LLC

0.2%

STATE STREET CORP

0.2%

FMR LLC

0.2%

MORGAN STANLEY

0.1%

BANK OF AMERICA CORP /DE/

0.1%

VANGUARD PORTFOLIO MANAGEMENT LLC

0.2%

JPMORGAN CHASE & CO

0.1%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

Loading overlap analysis...

Position Changes This Quarter

New1Increased1Decreased1Exited0

New Positions

Eikon Therapeutics, …8.7%

+1.9M

Increased

CYTK14.0%

+45K(+10%)

Decreased

MAZE2.0%

-365,756(-70%)

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

Loading position changes...

Holdings

Loading holdings...