ArcelorMittal
319 hedge funds and large institutions have $2.25B invested in ArcelorMittal in 2026 Q2 according to their latest regulatory filings, with 62 funds opening new positions, 90 increasing their positions, 114 reducing their positions, and 39 closing their positions.
59% more first-time investments, than exits
New positions opened: 62 | Existing positions closed: 39
50% more capital invested
Capital invested by funds: $1.49B → $2.25B (+$753M)
6% more funds holding
Funds holding: 301 → 319 (+18)
1.1% more ownership
Funds ownership: 3.71% → 4.82% (+1.1%)
7% less call options, than puts
Call options by funds: $105M | Put options by funds: $113M
21% less repeat investments, than reductions
Existing positions increased: 90 | Existing positions reduced: 114
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$615M |
| 2 |
CHP
Castle Hook Partners
New York
|
+$80.7M |
| 3 |
MRCP
Maple Rock Capital Partners
Toronto,
Ontario, Canada
|
+$48.6M |
| 4 |
SAM
Scopus Asset Management
New York
|
+$31.3M |
| 5 |
MIM
Merewether Investment Management
Dallas,
Texas
|
+$22.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Bank of Montreal
Toronto,
Ontario, Canada
|
-$49.4M |
| 2 |
Morgan Stanley
New York
|
-$31.5M |
| 3 |
Jane Street
New York
|
-$26.6M |
| 4 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$19.1M |
| 5 |
SIG
Senator Investment Group
New York
|
-$18.8M |
MT Hedge Fund Activity: Q2 2026 in Review
319 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in ArcelorMittal (MT) for Q2 2026, worth a combined $2.25B — up 50% from $1.49B a quarter earlier.
Buyers outnumbered sellers: 62 funds opened new MT positions and 39 closed out — a net gain of 23 holders — while 90 added to existing stakes and 114 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $615M. The largest seller was Bank of Montreal, cutting an estimated $49.4M.
- 319 institutional investors held ArcelorMittal (MT) as of Q2 2026, up from 301 in Q1 2026.
- Funds reported $2.25B of ArcelorMittal stock for Q2 2026, up 50% quarter-over-quarter.
- 62 funds opened new ArcelorMittal positions in Q2 2026 and 39 closed out, a net change of +23 holders.
- The largest ArcelorMittal buyer in Q2 2026 was Fidelity Investments, an estimated $615M added.
- The largest ArcelorMittal seller in Q2 2026 was Bank of Montreal, an estimated $49.4M sold.
Based on aggregated 13F filings for Q2 2026.