Prosight Management, LP

CIK 0001617201 · Q2 2026

13F Equity AUM

$580.4M

-4.8% QoQ

Positions

-10 QoQ

AUM Rank

#4,541

Top 36%

Skill Alpha (FF)

+1.5%/yr^ns

No Clear Edge

Rank #1,612 · Top 19%

vs S&P -5.5%/yr (unadj.)

Quarters Tracked

~8 years

Portfolio Concentration

Top 5: 46.8%Top 10: 70.7%Top 20: 92.3%

GLPG10.6%

JANX10.1%

NKTR9.7%

BSX9.3%

STTK7.1%

IM8N6.9%

ALNY5.1%

SNDX4.5%

KURA3.8%

ALKS3.6%

Others (26)29.3%

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

Sector Allocation

Healthcare99.8%

Other0.2%

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

Position Sizing

Positions: 36Median: 1.23%Avg: 2.78%

0–0.5%

9(2.1%)

0.5–1%

5(3.5%)

1–3%

9(14.0%)

3–5%

6(21.6%)

5%+

7(58.8%)

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

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Portfolio Overlap

Shared: 0Unique: 36vs 20 funds

0%Low

Fund positions

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.

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Position Changes This Quarter

New5Increased16Decreased15Exited15

New Positions

IM8N6.9%

+376K

MLYS2.1%

+450K

OPCH1.0%

+271K

PFE0.6%

+135K

ASGN0.2%

+68K

Increased

STTK7.1%

+953K(+19%)

RNTX0.2%

+688K(+167%)

GLPG10.6%

+493K(+32%)

BSX9.3%

+475K(+60%)

SNDX4.5%

+430K(+56%)

JANX10.1%

+254K(+7%)

IRTC3.4%

+156K(+1555%)

ZYME3.0%

+135K(+25%)

NKTR9.7%

+75K(+10%)

CRNX2.4%

+25K(+7%)

Decreased

MGTX0.2%

-2,539,971(-97%)

PRCT1.0%

-1,676,731(-86%)

KURA3.8%

-1,334,736(-40%)

OKUR0.8%

-1,175,389(-55%)

ADCT1.4%

-475,251(-6%)

WGS1.0%

-437,963(-84%)

PLRX0.3%

-297,367(-18%)

COYA0.2%

-250,360(-60%)

EBS0.7%

-179,166(-28%)

KIDS0.5%

-144,899(-48%)

Exited

-505,822

-202,300

-1,100,000

-510,578

-180,000

-175,825

-241,123

-174,800

-250,244

-200,000

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

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Holdings

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