Stock Analysis
Data Source: SEC EDGAR 13F
Updated Hourly

X4 Pharmaceuticals Inc (XFOR)

78 + Investors. Track Smart Money conviction in XFOR. See who's accumulating, reducing, or initiating positions.

Current Price
-- USD
Analyst Target
-- (0 analysts)
Upside
0.00%
Net Flow Q/Q
↑ +4
Streak
2Q ▲
Buyers last Q
53%

Smart Money Signals — XFOR

Based on 78 hedge funds · latest filing: 2026 Q1 · updated quarterly

📈

Buying streak — 2 quarters in a row

last 6Q
For 2 consecutive quarters, more hedge funds added XFOR than sold it. That's a consistent pattern of professional buying — not a one-time trade. When institutions keep buying quarter after quarter, it usually means they see a multi-year opportunity, not just a short-term momentum flip.
🏔️

At the ownership peak (100% of max)

100% of all-time peak
78 hedge funds hold XFOR right now — the highest count in 3.0 years. When ownership is this concentrated, any bad news can trigger a chain reaction: one big fund sells, others follow. This is a classic 'crowded trade' — high popularity doesn't equal safety.
🚀

Fast accumulation — +3800% more funds vs a year ago

fund count last 6Q
+76 new funds entered over the past year (+3800% YoY). That's a rapid rush of institutional money. Fast accumulation often signals a major thesis — but it also means the stock could fall quickly if that thesis breaks.
🟡

Slight buying edge — 53% buying

38 buying34 selling
Last quarter: 38 funds bought or added vs 34 that reduced or exited. It's nearly a 50/50 split — some institutions are convinced, others are taking profits. This mixed picture is normal near price highs.
⚠️

Fewer new buyers each quarter (-22 vs last Q)

new funds entering per quarter
Funds opening this position for the first time: 49 → 11 → 39 → 17. Each quarter fewer new institutions are entering. This usually means most funds that wanted in are already in — the stock is well-known but the pool of potential new buyers is shrinking.
🔄

Mostly new holders — 69% entered in last year

■ 3% conviction (2yr+) ■ 28% medium ■ 69% new
Only 2 funds (3%) have held >2 years. The majority of current holders are relatively new to the position. New holders tend to sell faster when prices drop — a shallow conviction base that could amplify any sell-off.
➡️

Steady discovery — ~17 new funds/quarter

2 → 49 → 11 → 39 → 17 new funds/Q
New funds entering each quarter: 49 → 11 → 39 → 17. Consistent flow of new institutional buyers without clear acceleration or slowdown.
🌱

Early stage — 96% of holders entered in last year

■ 4% veterans ■ 0% 1-2yr ■ 96% new
Of 78 current holders: 75 (96%) entered in the past year, only 3 (4%) are 2+ year veterans. This is an early-phase institutional idea — still being discovered. High upside potential if the thesis plays out, but thin conviction base.
✅

Strong quality — 25% AUM from major funds

25% from top-100 AUM funds
20 of 78 holders rank in the top 100 by AUM, accounting for 25% of total institutional value held. A meaningful share of the ownership value comes from the most well-resourced institutions.
6.7
out of 10
Moderate Exit Risk
Exit risk score 6.7/10 — some crowding factors present, but no critical concentration. Watch ownership trend over the next 1–2 quarters for direction.

Methodology note: these Smart Money cards use consecutive 13F disclosure snapshots, not trade-by-trade execution data. "Buying", "selling", "new holders", and "trimmed" refer to quarter-over-quarter changes in reported holders, aggregate shares, or disclosed position values between filings. They are useful for ownership regime analysis and crowding, but they do not imply exact trade timing on the filing date.

Institutional Sentiment Summary — XFOR

In 2026 Q1, 38 hedge funds were net buyers of XFOR (17 opened a new position, 21 added to an existing one), while 34 reduced or exited (21 trimmed, 13 sold completely) — a 53% buyer ratio, indicating a slight buying edge. Net buying has persisted for two consecutive quarters, a positive momentum signal. 25% of total institutional value in XFOR is held by top-100 AUM funds, reflecting strong institutional quality. Net fund flow last quarter: +4 funds (more new holders than closures). Total institutional holders: 78.

Hedge Fund Ownership: XFOR

How many hedge funds hold XFOR — quarterly history vs. share price
Quarterly hedge fund ownership of XFOR vs. share price

Market Analysis: XFOR

Analyst Price Targets

Avg. Price Target
--

Analyst Recommendations

Stock Performance

Real-time

Company Profile: XFOR

-- --

Institutional ownership data sourced from SEC EDGAR Form 13F-HR filings.

Is It Too Late to Buy X4 Pharmaceuticals Inc (XFOR) Based on Hedge Fund 13F Filings?

Signal Freshness measures how much XFOR has moved relative to its sector benchmark (XLV) since the 2026 Q1 13F filing. A stock that has barely outrun its sector is still a relatively fresh entry point — the fund's thesis has not yet been priced in by the broader market.

Since Quarter End March 31, 2026 · 82d ago
XFOR
+2.2%
XLV
+1.9%

XFOR outperformed XLV by +0.3% since March 31, 2026.

Since 13F Filing Date May 15, 2026 · 37d ago
XFOR
+7.1%
XLV
+3.0%

Since the filing became public, XFOR outperformed XLV by +4.1% .

Interpretation: The stock is tracking its sector benchmark closely. The signal remains fresh and the entry point is still near the fund's implied reference. Learn more →

Smart Money Signal ?
Limited Smart Money Interest

No strong consensus or elite conviction detected among institutional holders.

8 top-rated funds 6 high-conviction
Consensus
4.1
/ 10
breadth
×
Elite
5.0
/ 10
conviction
Hedge Fund Positioning: XFOR
78 + Investors

Track Smart Money conviction in XFOR. See who's accumulating, reducing, or initiating positions.

Metric All 13F Filers (2026 Q1) Prior (2025 Q4) Change
Funds Holding 78 74 5.41%
13F Shares 90M 86M 5.06%
Total Value $374M $344M 8.53%
New Positions 17 39 -22
Increased Positions 21 17 +4
Closed Positions 13 7 +6
Reduced Positions 21 7 +14
Total Calls 0 1 -100.0%
Total Puts 0 0 -
PUT/CALL Ratio 0.0 0.0 Bullish

Statistics: XFOR

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Short Ratio (Days to Cover) --
Short % of Float --

Financial Highlights

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Institutional Holders (2026 Q1)

78 + investors

Explore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in XFOR. Verified SEC 13F-HR filings.

QUARTER:
Top 25 XFOR holders by conviction (% of portfolio weight) — 2026 Q1 · Source: SEC Form 13F
# Investor % of Portfolio Shares Mkt Value
1 Empery Asset Management, LP 44.50% 8,944,118 $36.9M
2 Kalehua Capital Management LLC 12.96% 3,722,840 $15.4M
3 Rosalind Advisors, Inc. 5.33% 3,214,766 $13.3M
4 Saturn V Capital Management LP 4.83% 6,456,646 $26.7M
5 Bain Capital Life Sciences Investors, LLC 2.97% 7,967,454 $32.9M
6 Trails Edge Capital Partners, LP 2.43% 2,571,478 $10.6M
7 Caxton Corp 1.60% 15,557 $64K
8 Samsara BioCapital, LLC 0.74% 1,832,566 $7.6M
9 Stempoint Capital LP 0.68% 850,742 $3.5M
10 Stonepine Capital Management, LLC 0.55% 335,309 $1.4M
11 Perceptive Advisors LLC 0.54% 6,737,648 $27.8M
12 Braidwell LP 0.45% 3,272,954 $13.5M
13 Deep Track Capital, LP 0.43% 6,339,535 $26.2M
14 Nantahala Capital Management, LLC 0.37% 2,449,468 $10.1M
15 Bvf Inc/Il 0.29% 2,233,742 $9.2M
16 Palumbo Wealth Management LLC 0.13% 131,014 $541K
17 Dynamic Technology Lab Private Ltd 0.06% 36,221 $385K
18 Pale Fire Capital SE 0.06% 167,590 $692K
19 Venrock Adviser, LLC 0.05% 330,525 $1.4M
20 Blackstone Inc. 0.04% 2,681,922 $11.1M
21 Catalyst Funds Management Pty Ltd 0.03% 47,383 $196K
22 Diametric Capital, LP 0.03% 28,973 $120K
23 Affinity Asset Advisors, LLC 0.03% 145,000 $599K
24 Woodline Partners LP 0.02% 1,001,095 $4.1M
25 Susquehanna Portfolio Strategies, LLC 0.01% 102,599 $424K
Investor Ownership
History 		% of Portfolio Prev % Rank Conviction Avg Buy Price 13F Score™ 3Y / 7Y Sell Timing Shares Mkt Value Change Change % Source Quarter Filed

Frequently Asked Questions — X4 Pharmaceuticals Inc (XFOR)

What does the Smart Money Trend signal show for XFOR?

Buying streak — 2 quarters in a row: For 2 consecutive quarters, more hedge funds added XFOR than sold it. That's a consistent pattern of professional buying — not a one-time trade. When institutions keep buying quarter after quarter, it usually means they see a multi-year opportunity, not just a short-term momentum flip.

What is the institutional breadth score for XFOR?

Slight buying edge — 53% buying: Last quarter: 38 funds bought or added vs 34 that reduced or exited. It's nearly a 50/50 split — some institutions are convinced, others are taking profits. This mixed picture is normal near price highs.

What is the fund quality score for XFOR holders?

Strong quality — 25% AUM from major funds: 20 of 78 holders rank in the top 100 by AUM, accounting for 25% of total institutional value held. A meaningful share of the ownership value comes from the most well-resourced institutions.

How long have hedge funds held XFOR?

Mostly new holders — 69% entered in last year: Only 2 funds (3%) have held >2 years. The majority of current holders are relatively new to the position. New holders tend to sell faster when prices drop — a shallow conviction base that could amplify any sell-off.

Is it too late to buy X4 Pharmaceuticals Inc (XFOR) following the 2026 Q1 hedge fund 13F filings?

As of today, XFOR has moved +7.1% since the 2026 Q1 13F filing date (May 15, 2026), compared to +3.0% for the XLV sector ETF — an outperformance of +4.1%. Since the quarter end (March 31, 2026), XFOR has gained +2.2% vs +1.9% for XLV. The stock is tracking its sector benchmark closely. The signal remains fresh and the entry point is still near the fund's implied reference.

Where does this institutional ownership data come from?

All holdings data is sourced from SEC Form 13F filings, which institutional investment managers with over $100 million in assets are required to submit quarterly. Data is parsed directly from SEC EDGAR.

Disclaimer: The information on this page is for informational purposes only and does not constitute investment advice, a recommendation, or an offer to buy or sell any security. Institutional holdings data is sourced from SEC Form 13F filings and reflects positions as of the filing date. Past performance of any fund or portfolio is not indicative of future results. 13Foresight is not a registered investment adviser. Always conduct your own due diligence before making investment decisions.

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