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ATD · Unknown

Ati Inc

USA Unknown Filing: 2026-03-31
49/100
Smart-money confidence1 of 3 sources positive
Moderate — mixed signals

No standout activity across the feeds we track.

Hedge funds
65
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Who's behind the signal
Every informed buyer we can see on ATD, across all three feeds.
Hedge funds · 11
Viking Global Investors New position
Soros Fund Management (Soros) New position
Tudor Investment (Paul Tudor Jones) New position
Bridgewater Associates (Dalio) New position
Point72 (Steve Cohen) Increased +154%
AQR Capital Management Increased +20%
+5 more in the full breakdown below ↓
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. ATI INC isn't in the top-10 model right now, but 11 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
11
Investors
4
New positions
4
Increasing
3
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Viking Global Investors
Trust weight: 1.5×
New position
% of portfolio
1.4%
Position change
NEW
1.4% of Viking Global Investors's portfolio
Soros Fund Management (Soros)
Trust weight: 1.5×
New position
% of portfolio
0.1%
Position change
NEW
0.1% of Soros Fund Management's portfolio
Tudor Investment (Paul Tudor Jones)
Trust weight: 1.2×
New position
% of portfolio
0.1%
Position change
NEW
0.1% of Tudor Investment's portfolio
Bridgewater Associates (Dalio)
Trust weight: 1.3×
New position
% of portfolio
0.0%
Position change
NEW
0.0% of Bridgewater Associates's portfolio
Point72 (Steve Cohen)
Trust weight: 1.1×
Increased +154%
% of portfolio
0.5%
Position change
+154%
0.5% of Point72's portfolio
AQR Capital Management
Trust weight: 1.0×
Increased +20%
% of portfolio
0.1%
Position change
+20%
0.1% of AQR Capital Management's portfolio
Millennium Management (Englander)
Trust weight: 1.0×
Increased +22%
% of portfolio
0.1%
Position change
+22%
0.1% of Millennium Management's portfolio
Citadel Advisors
Trust weight: 1.0×
Increased +195%
% of portfolio
0.0%
Position change
+195%
0.0% of Citadel Advisors's portfolio
D.E. Shaw & Co
Trust weight: 1.0×
Decreased −14%
% of portfolio
0.2%
Position change
−14%
0.2% of D.E. Shaw & Co's portfolio
Gotham Asset Mgmt (Greenblatt)
Trust weight: 1.1×
Decreased −10%
% of portfolio
0.1%
Position change
−10%
0.1% of Gotham Asset Mgmt's portfolio
ARK Invest (Cathie Wood)
Trust weight: 1.3×
Decreased −24%
% of portfolio
0.0%
Position change
−24%
0.0% of ARK Invest's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to ATI INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell ATI INC or any security.

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