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X4 Pharmaceuticals, Inc

XFOR
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001501697

In the last 90 days, X4 Pharmaceuticals, Inc insiders filed 0 open-market purchases and 3 sales; 89 institutions reported holding it in 13F filings for Q2 2026, worth $463.0M in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in X4 Pharmaceuticals, Inc as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
99
+1 vs. Q1 2024
Shares held
101.5M
−1.46M (−1.4%) vs. Q1 2024
Total value
$58.9M
−$84.2M (−58.8%) vs. Q1 2024
New holders
18
36 more added
Sold out
17
19 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting XFOR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 99 institutions
Q1 2021: 61 institutionsQ2 2021: 63 institutionsQ3 2021: 52 institutionsQ4 2021: 52 institutionsQ1 2022: 56 institutionsQ2 2022: 51 institutionsQ3 2022: 59 institutionsQ4 2022: 54 institutionsQ1 2023: 59 institutionsQ2 2023: 96 institutionsQ3 2023: 91 institutionsQ4 2023: 93 institutionsQ1 2024: 98 institutionsQ2 2024: 99 institutionsQ3 2024: 98 institutionsQ4 2024: 90 institutionsQ1 2025: 94 institutionsQ2 2025: 52 institutionsQ3 2025: 42 institutionsQ4 2025: 79 institutionsQ1 2026: 84 institutionsQ2 2026: 89 institutions
Value heldQ2 2024: $58.9M
Q1 2021: $138.7MQ2 2021: $107.8MQ3 2021: $85.7MQ4 2021: $40.2MQ1 2022: $28.6MQ2 2022: $15.5MQ3 2022: $66.9MQ4 2022: $60.2MQ1 2023: $53.6MQ2 2023: $219.1MQ3 2023: $122.6MQ4 2023: $81.2MQ1 2024: $143.2MQ2 2024: $58.9MQ3 2024: $67.3MQ4 2024: $73.2MQ1 2025: $23.3MQ2 2025: $5.33MQ3 2025: $55.3MQ4 2025: $357.7MQ1 2026: $388.1MQ2 2026: $463.0M
Institutions holding XFOR and their total value by quarter
QuarterHoldersValue
Q2 202689$463.0M
Q1 202684$388.1M
Q4 202579$357.7M
Q3 202542$55.3M
Q2 202552$5.33M
Q1 202594$23.3M
Q4 202490$73.2M
Q3 202498$67.3M
Q2 202499$58.9M
Q1 202498$143.2M
Q4 202393$81.2M
Q3 202391$122.6M
Q2 202396$219.1M
Q1 202359$53.6M
Q4 202254$60.2M
Q3 202259$66.9M
Q2 202251$15.5M
Q1 202256$28.6M
Q4 202152$40.2M
Q3 202152$85.7M
Q2 202163$107.8M
Q1 202161$138.7M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding X4 Pharmaceuticals, Inc; share changes are against Q1 2024.

Institutions holding XFOR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Frazier Financial Advisors, LLC10$60.00%00.0%Unchanged
Headlands Technologies LLC16$90.00%+16New
Nisa Investment Advisors, LLC49$280.00%+49New
HighMark Wealth Management LLC180$1040.00%+180New
Advisor Group Holdings, Inc.400$2320.00%+400New
SRS Capital Advisors, Inc.503$2920.00%+503New
Raelipskie Partnership1,000$5800.00%00.0%Unchanged
CWM, LLC911$1.00K0.00%+904+12,914.3%Added
Russell Investments Group, Ltd.1,901$1.10K0.00%+1,901New
Clearstead Advisors, LLC2,100$1.22K0.00%00.0%Unchanged
Amalgamated Bank4,152$2.00K0.00%00.0%Unchanged
FMR LLC3,599$2.09K0.00%+1,068+42.2%Added
Federation des caisses Desjardins du Quebec4,000$2.32K0.00%00.0%Unchanged
ICA Group Wealth Management, LLC6,400$3.71K0.00%+3,650+132.7%Added
Citadel Advisors LLC8,413$4.88K0.00%−754,441−98.9%Reduced
PEAK6 Investments LLC10,000$5.80K0.00%00.0%Unchanged
1620 Investment Advisors, Inc.10,000$5.80K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.10,167$5.90K0.00%00.0%Unchanged
Jump Financial, LLC10,362$6.01K0.00%+10,362New
LPL Financial LLC11,500$6.67K0.00%00.0%Unchanged
Lazari Capital Management, Inc.12,000$6.96K0.00%+2,000+20.0%Added
California State Teachers Retirement System12,176$7.06K0.00%−417−3.3%Reduced
Pathstone Holdings, LLC12,637$7.33K0.00%00.0%Unchanged
Allred Capital Management, LLC12,800$7.42K0.00%+12,800New
Victory Capital Management Inc15,204$8.82K0.00%−749−4.7%Reduced
HSBC Holdings PLC14,125$8.83K0.00%00.0%Unchanged
Royal Bank of Canada15,805$9.00K0.00%+12,944+452.4%Added
LexAurum Advisors, LLC16,000$9.28K0.00%00.0%Unchanged
ProShare Advisors LLC16,779$9.73K0.00%−5,728−25.4%Reduced
BNP Paribas Arbitrage, SA17,085$9.91K0.00%−44,490−72.3%Reduced
Bleichroeder LP17,865$10.4K0.00%00.0%Unchanged
Legal & General Group Plc18,609$10.8K0.00%+7,283+64.3%Added
Cassady Schiller Wealth Management, LLC20,000$11.6K0.00%00.0%Unchanged
Ronald Blue Trust, Inc.8,520$11.8K0.00%00.0%Unchanged
Resources Investment Advisors, LLC.21,500$12.5K0.00%−6,973−24.5%Reduced
Private Advisor Group, LLC25,500$14.8K0.00%+3,700+17.0%Added
Commonwealth Equity Services, LLC25,100$15.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)26,963$15.6K0.00%+10,754+66.3%Added
The PNC Financial Services Group, Inc.30,158$17.5K0.00%00.0%Unchanged
Principal Financial Group Inc31,410$18.2K0.00%+17,719+129.4%Added
Holistic Planning, LLC13,800$19.2K0.01%00.0%Unchanged
Citigroup Inc36,566$21.2K0.00%−90,485−71.2%Reduced
Deutsche Bank AG40,577$23.5K0.00%−12,212−23.1%Reduced
CIBC Private Wealth Group, LLC45,000$26.2K0.00%00.0%Unchanged
Virtu Financial LLC50,537$29.0K0.00%+50,537New
New York State Common Retirement Fund51,639$30.0K0.00%+88+0.2%Added
Price T Rowe Associates Inc50,226$30.0K0.00%+10,919+27.8%Added
Wells Fargo & Company53,799$31.2K0.00%+12,835+31.3%Added
Voya Investment Management LLC58,702$34.0K0.00%+18,104+44.6%Added
UBS Group AG62,030$36.0K0.00%−67,054−51.9%Reduced
Mirae Asset Global ETFs Holdings Ltd.63,453$36.8K0.00%+63,453New
Simplex Trading, LLC75,405$43.0K0.00%+75,405New
JPMorgan Chase & Co74,247$43.1K0.00%+23,120+45.2%Added
Vontobel Holding Ltd.75,000$43.5K0.00%+30,000+66.7%Added
Corebridge Financial, Inc.90,404$52.4K0.00%+90,404New
Bank of America Corp90,957$52.8K0.00%−11,755−11.4%Reduced
Barclays PLC93,821$54.4K0.00%−354,887−79.1%Reduced
Invesco Ltd.98,580$57.2K0.00%−420.0%Reduced
Susquehanna International Group, LLP108,734$63.1K0.00%−393,931−78.4%Reduced
Alliancebernstein L.P.109,570$63.6K0.00%+63,890+139.9%Added
XTX Topco Ltd111,245$64.5K0.01%+111,245New
Jane Street Group, LLC122,151$70.8K0.00%+44,699+57.7%Added
Prelude Capital Management, LLC163,367$94.8K0.01%+163,367New
Group One Trading, L.P.164,248$95.3K0.00%+143,002+673.1%Added
Stifel Financial Corp164,267$95.3K0.00%+78,042+90.5%Added
Goldman Sachs Group Inc171,190$99.3K0.00%−887,740−83.8%Reduced
Pale Fire Capital SE177,032$102.7K0.01%+138,966+365.1%Added
Knott David M Jr180,993$105.0K0.04%00.0%Unchanged
Rhumbline Advisers187,246$108.6K0.00%+23,831+14.6%Added
Hudson Bay Capital Management LP227,246$131.8K0.00%+227,246New
Morgan Stanley229,336$133.0K0.00%−1,177,089−83.7%Reduced
New Leaf Venture Partners, L.L.C.335,000$194.3K0.24%00.0%Unchanged
Millennium Management LLC343,416$199.2K0.00%+84,657+32.7%Added
AQR Capital Management LLC424,042$245.9K0.00%+388,115+1,080.3%Added
Charles Schwab Investment Management Inc438,208$254.2K0.00%+114,365+35.3%Added
Diametric Capital, LP448,594$260.2K0.14%+448,594New
Bank of New York Mellon Corp469,372$272.2K0.00%+133,398+39.7%Added
K2 Principal Fund, L.P.489,158$283.7K0.06%+489,158New
Nuveen Asset Management, LLC498,745$289.3K0.00%+60,631+13.8%Added
Point72 Asset Management, L.P.543,084$315.0K0.00%−106,916−16.4%Reduced
Velan Capital Investment Management LP659,020$382.2K0.22%+659,020New
Parkman Healthcare Partners LLC806,616$467.8K0.06%+1,257+0.2%Added
Northern Trust Corp1,056,006$612.5K0.00%+1,518+0.1%Added
UBS Oconnor LLC1,160,521$673.1K0.02%−175,000−13.1%Reduced
Schonfeld Strategic Advisors LLC1,269,693$736.4K0.01%+354,693+38.8%Added
Sio Capital Management, LLC2,499,800$1.45M0.55%−1,088,627−30.3%Reduced
Ensign Peak Advisors, Inc2,546,458$1.48M0.00%+111,032+4.6%Added
State Street Corp2,763,790$1.60M0.00%+240,235+9.5%Added
AXA S.A.3,076,077$1.78M0.01%+1,705+0.1%Added
Geode Capital Management, LLC3,515,538$2.04M0.00%+570,114+19.4%Added
Perceptive Advisors LLC3,545,454$2.06M0.05%00.0%Unchanged
Soleus Capital Management, L.P.4,051,000$2.35M0.21%−528,926−11.5%Reduced
Adage Capital Partners GP, L.L.C.4,276,315$2.48M0.00%00.0%Unchanged
Kingdon Capital Management, L.L.C.4,623,683$2.68M0.41%+1,150,000+33.1%Added
OrbiMed Advisors LLC7,133,515$4.14M0.09%00.0%Unchanged
Vanguard Group Inc8,290,050$4.81M0.00%+462,323+5.9%Added
BlackRock Inc.10,675,963$6.19M0.00%+1,940,096+22.2%Added
NEA Management Company, LLC14,986,793$8.69M0.65%00.0%Unchanged
Bain Capital Life Sciences Investors, LLC16,915,784$9.81M1.08%00.0%Unchanged
Avidity Partners Management LP0$00.00%−2,413,000−100.0%Sold out