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Atomera
ATOM

121 hedge funds and large institutions have $182M invested in Atomera in 2026 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 50 increasing their positions, 24 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

313% more capital inflows, than outflows

Capital inflows: $53.6M | Capital outflows: $13M

119% more call options, than puts

Call options by funds: $14.5M | Put options by funds: $6.61M

108% more repeat investments, than reductions

Existing positions increased: 50 | Existing positions reduced: 24

94% more first-time investments, than exits

New positions opened: 31 | Existing positions closed: 16

12.38% more ownership

Funds ownership: 41.59% → 53.98% (+12%)

12% more funds holding

Funds holding: 108 → 121 (+13)

Holders
121
Holders Change
+13
Holders Change %
+12.04%
% of All Funds
1.45%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
31
Increased
50
Reduced
24
Closed
16
Calls
$14.5M
Puts
$6.61M
Net Calls
+$7.84M
Net Calls Change
+$6.68M

Top Buyers

Rank Fund Capital Flow
1
UBS Group
UBS Group
Switzerland
+$9.05M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$7.18M
3
Jane Street
Jane Street
New York
+$5.1M
4
BlackRock
BlackRock
New York
+$4.85M
5
Vanguard Capital Management
Vanguard Capital Management
Pennsylvania
+$2.95M

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$6.5M
2
ACM
Arosa Capital Management
Florida
-$1.87M
3
Marshall Wace
Marshall Wace
United Kingdom
-$1.74M
4
Renaissance Technologies
Renaissance Technologies
New York
-$621K
5
Brown Advisory
Brown Advisory
Maryland
-$542K

ATOM Hedge Fund Activity: Q2 2026 in Review

121 of the 8,352 institutional investors tracked by Wall St. Rank reported a position in Atomera (ATOM) for Q2 2026, worth a combined $182M — up 197% from $61.3M a quarter earlier.

Buyers outnumbered sellers: 31 funds opened new ATOM positions and 16 closed out — a net gain of 15 holders — while 50 added to existing stakes and 24 trimmed.

The largest buyer was UBS Group, adding an estimated $9.05M. The largest seller was Citadel Advisors, cutting an estimated $6.5M.

  • 121 institutional investors held Atomera (ATOM) as of Q2 2026, up from 108 in Q1 2026.
  • Funds reported $182M of Atomera stock for Q2 2026, up 197% quarter-over-quarter.
  • 31 funds opened new Atomera positions in Q2 2026 and 16 closed out, a net change of +15 holders.
  • The largest Atomera buyer in Q2 2026 was UBS Group, an estimated $9.05M added.
  • The largest Atomera seller in Q2 2026 was Citadel Advisors, an estimated $6.5M sold.

Based on aggregated 13F filings for Q2 2026.