Yorkville Acquisition Corp. (MCGAW)

Accumulating

Strong institutional accumulation: ownership increased +3.69% quarter-over-quarter.

Data as of Q1 2026

Institutional Ownership

64.98%

QoQ Change

+3.69%

Total Value

$147.2B

Shares Outstanding

23.6M

Crowding AnalysisCrowded

Holders52of 5,944

Avg: 68

Uncrowded82th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.35x

58th percentile

27 buying20 selling

New

-9

Closed

+679K

Net shares

Holding Period Distribution

estimate

Median: 3 QAvg: 2.4 QHolders: 52

Ownership Concentration

Top 5: 38.6%Top 10: 62.6%

BERKLEY W R11.0%

MIZUHO SECURITIES USA8.4%

METEORA CAPITAL,7.1%

Murchinson6.5%

DAVIDSON KEMPNER CAPITAL MANAGEMENT5.5%

Others (47)61.4%

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Conviction-Weighted Ownership

Median weight: 0.45%Avg weight: 0.58%Max: 1.59%High conviction (>1%): 2

BERKLEY W R

MIZUHO SECURITIES USA

METEORA CAPITAL,

Murchinson

DAVIDSON KEMPNER CAPITAL MANAGEMENT

Crossingbridge Advisors,

D. E. Shaw & Co.,

DLD Asset Management,

BOOTHBAY FUND MANAGEMENT,

Clear Street Group

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Whale Moves Timeline (3 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWBERKLEY W R$17M1.7M shr

NEWCrossingbridge Advisors$9M850K shr

BOUGHTMIZUHO SECURITIES USA$8M754K shr

NEWD. E. Shaw & Co.$8M783K shr

SOLDMETEORA CAPITAL$2M298K shr

BOUGHTAnson Funds Management$6M609K shr

NEWMIZUHO SECURITIES USA$5M539K shr

BOUGHTMETEORA CAPITAL$5M848K shr

BOUGHTDAVIDSON KEMPNER CAPITAL MANAGEMENT$4M415K shr

SOLDBOOTHBAY FUND MANAGEMENT$2M233K shr

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Institutional Trends (4 Quarters)

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Institutional Holders

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