13FBOX
X4 Pharmaceuticals Inc · 13F Institutional Holdings
Options Calculator Rankings
X

X4 Pharmaceuticals Inc

XFOR
Institutions
90
Combined AUM (Q2 2026)
$465.4M
Combined Shares (Q2 2026)
99.7M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+23.1M
58 · 34 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-7.8M
38 · 26 Exit · ≈
⚖️ Net
+15.2M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$465.4M
Institutions
90
New Buys
34
Adds
24
Reduces
12
Exits
26
Unchanged
20
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
MORGAN STANLEY
<0.01%<0.01%#28$44.2M9.5M$12,7503,728+9.5M+253,689.67%Add
FMR LLC
<0.01%<0.01%#31$38.9M8.3M$33.5M8.1M+218,257+2.69%Add
Bain Capital Life Sciences Investors, LLC
2.21%2.97%#6$37.2M8.0M$32.9M8.0M00.00%Unchanged
PERCEPTIVE ADVISORS LLC
0.56%0.54%#10$37.0M7.9M$27.8M6.7M+1.2M+17.75%Add
Saturn V Capital Management LP
4.67%4.83%#3$32.6M7.0M$26.7M6.5M+516,697+8.00%Add
Empery Asset Management, LP
37.43%44.5%#1$32.4M6.9M$36.9M8.9M-2.0M-22.51%Reduce
Deep Track Capital, LP
0.4%0.43%#13$27.5M5.9M$26.2M6.3M-460,778-7.27%Reduce
BlackRock, Inc.
<0.01%<0.01%#41$25.9M5.6M$5.0M1.2M+4.3M+358.40%Add
Kalehua Capital Management LLC
12.46%10.88%#2$17.4M3.7M$15.4M3.7M00.00%Unchanged
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#43$17.4M3.7M$14.4M3.5M+218,247+6.24%Add
NEA Management Company, LLC
0.95%0.76%#9$15.1M3.2M$13.4M3.2M00.00%Unchanged
Rosalind Advisors, Inc.
3.56%5.33%#5$15.0M3.2M$13.3M3.2M00.00%Unchanged
BRAIDWELL LP
0.5%0.45%#12$13.6M2.9M$13.5M3.3M-350,200-10.70%Reduce
Blackstone Inc.
0.04%0.04%#19$12.5M2.7M$11.1M2.7M00.00%Unchanged
Trails Edge Capital Partners, LP
1.91%2.43%#7$12.0M2.6M$10.6M2.6M00.00%Unchanged
Nantahala Capital Management, LLC
0.38%0.37%#14$11.4M2.4M$10.1M2.4M00.00%Unchanged
BVF INC/IL
0.27%0.29%#16$10.4M2.2M$9.2M2.2M00.00%Unchanged
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#39$9.8M2.1M$3.9M939,726+1.2M+123.26%Add
Venrock Adviser, LLC
0.27%0.05%#15$9.0M1.9M$1.4M330,525+1.6M+485.21%Add
Samsara BioCapital, LLC
0.54%0.74%#11$6.5M1.4M$7.6M1.8M-436,979-23.85%Reduce
STATE STREET CORP
<0.01%<0.01%#49$6.1M1.3M$1.7M403,534+892,483+221.17%Add
Woodline Partners LP
0.01%0.02%#22$4.7M1.0M$4.1M1.0M00.00%Unchanged
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#42$4.3M916,536$3.6M882,134+34,402+3.90%Add
NORTHERN TRUST CORP
<0.01%<0.01%#44$3.0M652,849$736,111178,235+474,614+266.29%Add
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#38$2.7M572,038$2.0M480,733+91,305+18.99%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
<0.01%#56$2.5M542,128$00+542,128New Buy
Verdad Advisers, LP
1.57%#8$1.6M352,093$00+352,093New Buy
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%<0.01%#60$1.2M264,350$3.5M856,222-591,872-69.13%Reduce
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%<0.01%#50$1.2M263,264$275,67366,749+196,515+294.41%Add
Caption Management, LLC
0.01%#26$1.2M250,000$00+250,000New Buy
Stonepine Capital Management, LLC
0.16%0.55%#17$1.1M224,989$1.4M335,309-110,320-32.90%Reduce
Bank of New York Mellon Corp
<0.01%#52$916,908196,340$00+196,340New Buy
Affinity Asset Advisors, LLC
0.03%0.03%#20$677,150145,000$598,850145,00000.00%Unchanged
Nuveen, LLC
<0.01%#54$501,507107,389$00+107,389New Buy
Invesco Ltd.
<0.01%<0.01%#72$451,92696,772$82,46819,968+76,804+384.64%Add
ALPS ADVISORS INC
<0.01%#30$447,04095,726$00+95,726New Buy
RHUMBLINE ADVISERS
<0.01%#46$444,02295,081$00+95,081New Buy
Susquehanna Portfolio Strategies, LLC
0.01%0.01%#25$407,60787,282$423,734102,599-15,317-14.93%Reduce
DEUTSCHE BANK AG\
<0.01%#58$368,39378,885$00+78,885New Buy
GSA CAPITAL PARTNERS LLP
0.02%#21$356,38676,314$00+76,314New Buy
AMERICAN CENTURY COMPANIES INC
<0.01%#51$349,29374,795$00+74,795New Buy
CITIGROUP INC
<0.01%<0.01%#57$327,42370,112$147,70935,765+34,347+96.04%Add
WELLS FARGO & COMPANY/MN
<0.01%#68$316,21567,712$00+67,712New Buy
Palumbo Wealth Management LLC
0.07%0.13%#18$313,43267,116$541,088131,014-63,898-48.77%Reduce
Squarepoint Ops LLC
<0.01%#45$313,25467,078$00+67,078New Buy
PRICE T ROWE ASSOCIATES INC /MD/
<0.01%#74$309,99066,379$00+66,379New Buy
UBS Group AG
<0.01%<0.01%#73$271,06058,043$1.1M267,340-209,297-78.29%Reduce
WELLINGTON MANAGEMENT GROUP LLP
<0.01%#69$241,90651,800$00+51,800New Buy
MetLife Investment Management, LLC
<0.01%#33$224,01547,969$00+47,969New Buy
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#79$218,84146,861$622,292150,676-103,815-68.90%Reduce

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow