X4 PHARMACEUTICALS INC

$XFOR
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Institutional coverage

71 13F filers hold $XFOR.

13F holders
71
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

3 holders · Q1 2026

$XFOR is held by 3 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.67%, with an average of 0.22% of portfolio. Largest holder: Fidelis Capital Partners, LLC at 0.67%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Fidelis Capital Partners, LLC
0.67% NEW
α +19.5pts
02
WINTON GROUP Ltd
0.00% held
α +27.0pts
03
Citigroup Inc.
0.00% held
α +26.3pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 71 · Source: 13F-HR
01
Empery Asset Management, LP
31.82% of portfolio
8,951,105 sh
02
TB Capital Gestao de Recursos Ltda.
—
8,103,400 sh
03
Sapphire Ventures, L.l.c.
2.97% of portfolio
7,967,454 sh
04
Strategic Investment Solutions, Inc.
4.83% of portfolio
6,456,646 sh
05
RWQ Financial Management Services, Inc.
0.43% of portfolio
6,339,535 sh
06
Fir Tree Capital Management LP
0.31% of portfolio
4,467,484 sh
07
Meixler Investment Management, Ltd.
0.45% of portfolio
3,272,954 sh
08
Palisades Hudson Asset Management, L.P.
0.04% of portfolio
2,681,922 sh
09
Wallace Capital Management Inc.
0.37% of portfolio
2,449,468 sh
10
Castleview Partners, LLC
0.74% of portfolio
1,832,566 sh
See all 71 13F holders · Pro →

Insider activity · last 90 days

9 transactions · 6 filers
23 Oct 2025
Craig Adam R —
▲ BOUGHT
86,206
$2.90
P
16 May 2025
Baldry Mark —
▲ BOUGHT
1,032
$2.48
P
15 Nov 2024
Baldry Mark —
▲ BOUGHT
13,404
$0.34
P
17 May 2024
Baldry Mark —
▲ BOUGHT
21,646
$0.68
P
24 Jan 2025
Ragan Paula —
▼ SOLD
76,473
$0.45
S
24 Jan 2025
Mostafa Adam S. —
▼ SOLD
74,773
$0.45
S
24 Jan 2025
Baldry Mark —
▼ SOLD
29,159
$0.45
S
24 Jan 2025
DiBiase Mary —
▼ SOLD
22,258
$0.45
S
24 Jan 2025
Arbet-Engels Christophe —
▼ SOLD
11,624
$0.45
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $XFOR in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 07:31 UTC.