US Steel
X was delisted on the 17th of June, 2025.
347 hedge funds and large institutions have $4.72B invested in US Steel in 2021 Q1 according to their latest regulatory filings, with 72 funds opening new positions, 137 increasing their positions, 69 reducing their positions, and 55 closing their positions.
150% more funds holding in top 10
Funds holding in top 10: 2 → 5 (+3)
106% more capital invested
Capital invested by funds: $2.29B → $4.72B (+$2.43B)
99% more repeat investments, than reductions
Existing positions increased: 137 | Existing positions reduced: 69
31% more first-time investments, than exits
New positions opened: 72 | Existing positions closed: 55
5.38% more ownership
Funds ownership: 62.06% → 67.44% (+5.4%)
4% more funds holding
Funds holding: 333 → 347 (+14)
36% less call options, than puts
Call options by funds: $763M | Put options by funds: $1.19B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$173M |
| 2 |
D.E. Shaw & Co
New York
|
+$90.4M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$84.1M |
| 4 |
Goldman Sachs
New York
|
+$76.7M |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$60.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PIM
Platinum Investment Management
Sydney Australia 2000,
Australia
|
-$24.6M |
| 2 |
Voloridge Investment Management
Jupiter,
Florida
|
-$21.6M |
| 3 |
Newport Trust Company
Washington,
District of Columbia
|
-$18.4M |
| 4 |
Millennium Management
New York
|
-$17M |
| 5 |
SC
Sculptor Capital
New York
|
-$16.6M |
X Hedge Fund Activity: Q1 2021 in Review
347 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in US Steel (X) for Q1 2021, worth a combined $4.72B — up 106% from $2.29B a quarter earlier.
Buyers outnumbered sellers: 72 funds opened new X positions and 55 closed out — a net gain of 17 holders — while 137 added to existing stakes and 69 trimmed.
The largest buyer was BlackRock, adding an estimated $173M. The largest seller was Platinum Investment Management, exiting entirely with an estimated $24.6M sold.
- 347 institutional investors held US Steel (X) as of Q1 2021, up from 333 in Q4 2020.
- Funds reported $4.72B of US Steel stock for Q1 2021, up 106% quarter-over-quarter.
- 72 funds opened new US Steel positions in Q1 2021 and 55 closed out, a net change of +17 holders.
- The largest US Steel buyer in Q1 2021 was BlackRock, an estimated $173M added.
- The largest US Steel seller in Q1 2021 was Platinum Investment Management, an estimated $24.6M sold.
Based on aggregated 13F filings for Q1 2021.