Sigma Lithium
SGML
103 hedge funds and large institutions have $166M invested in Sigma Lithium in 2025 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 38 increasing their positions, 21 reducing their positions, and 15 closing their positions.
81% more repeat investments, than reductions
Existing positions increased: 38 | Existing positions reduced: 21
80% more first-time investments, than exits
New positions opened: 27 | Existing positions closed: 15
11% more funds holding
Funds holding: 93 → 103 (+10)
1.64% more ownership
Funds ownership: 31.53% → 33.17% (+1.6%)
32% less call options, than puts
Call options by funds: $2.6M | Put options by funds: $3.85M
55% less capital invested
Capital invested by funds: $368M → $166M (-$202M)
67% less funds holding in top 10
Funds holding in top 10: 3 → 1 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SCM
SIR Capital Management
New York
|
+$6.66M |
| 2 |
CP
CenterBook Partners
Greenwich,
Connecticut
|
+$4.35M |
| 3 |
Morgan Stanley
New York
|
+$4.06M |
| 4 |
Adage Capital Partners
Boston,
Massachusetts
|
+$3.04M |
| 5 |
Bank of America
Charlotte,
North Carolina
|
+$2.77M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SG
Sourcerock Group
Denver,
Colorado
|
-$17M |
| 2 |
NC
Nucleo Capital
Sao Paulo, Sp,
Brazil
|
-$11.7M |
| 3 |
BAMCO Inc
New York
|
-$6.43M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$3.26M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$2.71M |
SGML Hedge Fund Activity: Q2 2025 in Review
103 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Sigma Lithium (SGML) for Q2 2025, worth a combined $166M — down 55% from $368M a quarter earlier.
Buyers outnumbered sellers: 27 funds opened new SGML positions and 15 closed out — a net gain of 12 holders — while 38 added to existing stakes and 21 trimmed.
The largest buyer was SIR Capital Management, adding an estimated $6.66M. The largest seller was Sourcerock Group, exiting entirely with an estimated $17M sold.
- 103 institutional investors held Sigma Lithium (SGML) as of Q2 2025, up from 93 in Q1 2025.
- Funds reported $166M of Sigma Lithium stock for Q2 2025, down 55% quarter-over-quarter.
- 27 funds opened new Sigma Lithium positions in Q2 2025 and 15 closed out, a net change of +12 holders.
- The largest Sigma Lithium buyer in Q2 2025 was SIR Capital Management, an estimated $6.66M added.
- The largest Sigma Lithium seller in Q2 2025 was Sourcerock Group, an estimated $17M sold.
Based on aggregated 13F filings for Q2 2025.