Ally Bridge Group (NY) LLC

CIK 0001822947 · Q1 2026

13F Equity AUM

$114.5M

+22.3% QoQ

Positions

+10 QoQ

AUM Rank

#9,527

Top 77%

Skill Alpha (FF)

-4.6%/yr^ns

No Clear Edge

Rank #7,285 · Top 89%

vs S&P -14.5%/yr (unadj.)

Quarters Tracked

~5 years

Portfolio Concentration

Top 5: 34.3%Top 10: 57.4%Top 20: 90.0%

PRAX9.2%

NERV8.7%

SLNO5.8%

OVID5.5%

CMPS5.0%

TARS5.0%

SLDB4.8%

PMN4.6%

EWTX4.4%

QURE4.3%

Others (16)42.6%

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

Sector Allocation

Healthcare100.0%

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

Position Sizing

Positions: 26Median: 3.49%Avg: 3.85%

0–0.5%

0(0.0%)

0.5–1%

0(0.0%)

1–3%

8(15.1%)

3–5%

13(50.6%)

5%+

5(34.3%)

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

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Portfolio Overlap

Shared: 25Unique: 1vs 20 funds

0.3%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)

GEODE CAPITAL MANAGEMENT, LLC

0.6%

BlackRock, Inc.

0.5%

VANGUARD CAPITAL MANAGEMENT LLC

0.6%

MORGAN STANLEY

0.3%

BANK OF AMERICA CORP /DE/

0.4%

STATE STREET CORP

0.5%

FMR LLC

0.5%

VANGUARD PORTFOLIO MANAGEMENT LLC

0.5%

JPMORGAN CHASE & CO

0.2%

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

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Position Changes This Quarter

New12Increased7Decreased5Exited2

New Positions

TARS5.0%

+81K

CTMX3.7%

+900K

CATX3.4%

+927K

ALMS3.2%

+167K

URGN3.2%

+202K

CAPR3.0%

+114K

MAZE2.6%

+100K

CMPX2.3%

+500K

IKT1.9%

+1.3M

ANTX1.6%

+526K

Increased

OVID5.5%

+1.0M(+58%)

SLDB4.8%

+353K(+85%)

EPRX4.2%

+262K(+66%)

QURE4.3%

+200K(+200%)

PMN4.6%

+165K(+66%)

SLNO5.8%

+32K(+19%)

PRAX9.2%

+13K(+65%)

Decreased

REPL1.6%

-953,100(-79%)

IVA3.6%

-754,700(-50%)

EWTX4.4%

-284,000(-64%)

CMPS5.0%

-55,000(-5%)

ABVX3.3%

-36,288(-52%)

Exited

ATAI

-1,713,105

TSHA

-957,132

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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