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ALTM

Arcadium Lithium plc
ALTM

Delisted

ALTM was delisted on the 5th of March, 2025.

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6 hedge funds and large institutions have $19.4M invested in Arcadium Lithium plc in 2025 Q1 according to their latest regulatory filings, with 0 funds opening new positions, 1 increasing their positions, 2 reducing their positions, and 418 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 2

99% less funds holding

Funds holding: 428 → 6 (-422)

100% less capital invested

Capital invested by funds: $3.89B → $19.4M (-$3.87B)

100% less funds holding in top 10

Funds holding in top 10: 14 → 0 (-14)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 418

Holders
6
Holders Change
-422
Holders Change %
-98.6%
% of All Funds
0.08%
Holding in Top 10
–
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-100%
% of All Funds
–
New
–
Increased
1
Reduced
2
Closed
418
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
SFCL
Strengthening Families & Communities LLC
Massachusetts
+$32.3K

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$689M
2
Vanguard Group
Vanguard Group
Pennsylvania
-$542M
3
State Street
State Street
Massachusetts
-$204M
4
DKCM
Davidson Kempner Capital Management
New York
-$143M
5
PCM
Pentwater Capital Management
Florida
-$141M
Name Holding Trade Value Shares
Change 		Change in
Stake
Adage Capital Partners
26
Adage Capital Partners
Massachusetts
– -$42.8M -8,340,634 Closed
Bank of New York Mellon
27
Bank of New York Mellon
New York
– -$39.3M -7,666,566 Closed
KGI
28
Kopernik Global Investors
Florida
– -$37.8M -7,370,438 Closed
JP Morgan Chase
29
JP Morgan Chase
New York
– -$37.7M -7,352,882 Closed
Citigroup
30
Citigroup
New York
– -$37M -7,209,036 Closed
AllianceBernstein
31
AllianceBernstein
Tennessee
– -$36.9M -7,187,631 Closed
SAMU
32
SONA Asset Management (US)
New York
– -$36.3M -7,080,732 Closed
Tudor Investment Corp
33
Tudor Investment Corp
Connecticut
– -$35.1M -6,845,000 Closed
MF
34
Magnetar Financial
Illinois
– -$32.8M -6,391,389 Closed
AAM
35
Alpine Associates Management
Florida
– -$30.5M -5,942,930 Closed
Legal & General Group
36
Legal & General Group
United Kingdom
– -$30.4M -5,925,314 Closed
Man Group
37
Man Group
United Kingdom
– -$28M -5,457,010 Closed
TCA
38
Taconic Capital Advisors
New York
– -$26.5M -5,156,000 Closed
Marshall Wace
39
Marshall Wace
United Kingdom
– -$26.2M -5,106,137 Closed
Macquarie Group
40
Macquarie Group
Australia
– -$23.4K -4,563,781 Closed
UOC
41
UBS O'Connor
Illinois
– -$22.6M -4,400,241 Closed
HSBC Holdings
42
HSBC Holdings
United Kingdom
– -$22.7M -4,393,494 Closed
Hudson Bay Capital Management
43
Hudson Bay Capital Management
Connecticut
– -$22.3M -4,350,200 Closed
LP
44
LMR Partners
United Kingdom
– -$21.7M -4,231,354 Closed
Barclays
45
Barclays
United Kingdom
– -$20.9M -4,069,347 Closed
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
– -$18M -3,505,086 Closed
WCMNY
47
Westchester Capital Management (New York)
New York
– -$17.9M -3,492,052 Closed
SGCM
48
Sand Grove Capital Management
United Kingdom
– -$15.1M -2,952,111 Closed
N
49
Nuveen
North Carolina
– -$15M -2,925,048 Closed
Squarepoint
50
Squarepoint
New York
– -$14.7M -2,864,067 Closed
1
2
3 4 5

ALTM Hedge Fund Activity: Q1 2025 in Review

6 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Arcadium Lithium plc (ALTM) for Q1 2025, worth a combined $19.4M — down 100% from $3.89B a quarter earlier.

Sellers outnumbered buyers: 418 funds closed out of ALTM and 0 opened new positions — a net loss of 418 holders — while 2 trimmed existing stakes and 1 added.

The largest buyer was Strengthening Families & Communities LLC, adding an estimated $32.3K. The largest seller was BlackRock, exiting entirely with an estimated $689M sold.

  • 6 institutional investors held Arcadium Lithium plc (ALTM) as of Q1 2025, down from 428 in Q4 2024.
  • Funds reported $19.4M of Arcadium Lithium plc stock for Q1 2025, down 100% quarter-over-quarter.
  • 0 funds opened new Arcadium Lithium plc positions in Q1 2025 and 418 closed out, a net change of -418 holders.
  • The largest Arcadium Lithium plc buyer in Q1 2025 was Strengthening Families & Communities LLC, an estimated $32.3K added.
  • The largest Arcadium Lithium plc seller in Q1 2025 was BlackRock, an estimated $689M sold.

Based on aggregated 13F filings for Q1 2025.