ICLR β€” ICON PLC

Ownership history in PARTHENON LLC  Β·  3 quarters on record

This page tracks every 13F SEC filing in which PARTHENON LLC reported a position in ICON PLC (ICLR). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

πŸ” Peak position
1.56% (2025 Q4)
πŸ“Š Avg. % of fund
1.38%
πŸ“… First filed
2025 Q2
πŸ“… Last filed
2025 Q4
⏱ Quarters held
3

Position Intelligence

PARTHENON LLC Γ— ICLR AI Analytics

πŸ“ˆ PARTHENON LLC outperformed the S&P 500 by +27.3% annually on this ICLR position. Average cost basis: $152.05. Maximum drawdown during holding period: –0.0%.

πŸ“ˆ Position Alpha vs SPY
+27.3%
annualised excess return

πŸ”₯ Exceptional β€” beat the S&P 500 by 27.3% per year on this position.
2 quarters analyzed

πŸ’° Entry Quality
$152.05
+19.8% vs current ($182.22)

Best entry: $145.45 (2025 Q2)  Β·  Worst: $175.00 (2025 Q3)

πŸ›‘οΈ Drawdown Resilience
–0.0%
max drawdown while held

πŸ’Ž No drawdown exceeding 20% during the holding period β€” exceptionally stable.

πŸ’ͺ Fund Conviction
67%
buy-side decisions

2 adds Β· 1 trim. πŸ“ˆ More buys than sells across the holding period.

πŸ“‘ Position Trajectory
↑ Growing
last 4–5 quarters trend

πŸ“ˆ PARTHENON LLC has been actively increasing its ICLR allocation β€” a bullish signal from insiders.
Currently 1.56% of portfolio

⚠ Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ— 4 (annualised). Not investment advice.

% of Fund (quarterly)    ICLR price (monthly, adj. close)
πŸ“‹ Quarterly Holdings History 3 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 79,203 -582 -0.7% 1.56% $14.4M $182.22
2025 Q3 ADDED 79,785 +17,815 +28.7% 1.55% $14.0M $175.00
2025 Q2 INITIATED 61,970 β€” β€” 1.03% $9.0M $145.45

🏒 Other funds also holding ICLR

As of 2025 Q4 β€” sorted by position size

Trinity Street Asset Management LLP 3Y 7Y 12.28% PERRY CREEK CAPITAL LP 3Y 10.39% Eagle Health Investments LP 3Y 9.89% HUDSON EDGE INVESTMENT PARTNERS INC. 3Y 7Y 7.03% ARMOR ADVISORS, L.L.C. 3Y 6.5% Hyperion Capital Advisors LP 3Y 5.89% Circumference Group LLC 5.5% Ruane, Cunniff & Goldfarb L.P. 3Y 7Y 4.78% Prosight Management, LP 3Y 7Y 4.14% LAKEWOOD CAPITAL MANAGEMENT, LP 3Y 7Y 4.01%
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