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Lightbridge
LTBR

90 hedge funds and large institutions have $116M invested in Lightbridge in 2025 Q2 according to their latest regulatory filings, with 41 funds opening new positions, 24 increasing their positions, 12 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

285% more capital invested

Capital invested by funds: $30M → $116M (+$85.5M)

273% more first-time investments, than exits

New positions opened: 41 | Existing positions closed: 11

100% more repeat investments, than reductions

Existing positions increased: 24 | Existing positions reduced: 12

58% more call options, than puts

Call options by funds: $15.6M | Put options by funds: $9.91M

48% more funds holding

Funds holding: 61 → 90 (+29)

18.33% more ownership

Funds ownership: 19.28% → 37.61% (+18%)

Holders
90
Holders Change
+29
Holders Change %
+47.54%
% of All Funds
1.18%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
41
Increased
24
Reduced
12
Closed
11
Calls
$15.6M
Puts
$9.91M
Net Calls
+$5.71M
Net Calls Change
+$2.91M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$9.79M
2
ETC
Exchange Traded Concepts
Oklahoma
+$6.49M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$6.01M
4
N
Nuveen
North Carolina
+$5.76M
5
Millennium Management
Millennium Management
New York
+$5.42M

Top Sellers

Rank Fund Capital Flow
1
UBS Group
UBS Group
Switzerland
-$2.43M
2
Morgan Stanley
Morgan Stanley
New York
-$2.36M
3
Jane Street
Jane Street
New York
-$1.87M
4
Renaissance Technologies
Renaissance Technologies
New York
-$822K
5
GWM
Geneos Wealth Management
Colorado
-$692K
Name Holding Trade Value Shares
Change 		Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$16.7M +$6.01M +544,232 +77%
BlackRock
2
BlackRock
New York
$15.3M +$9.79M +887,313 +344%
Millennium Management
3
Millennium Management
New York
$8.69M +$5.42M +490,836 +308%
ETC
4
Exchange Traded Concepts
Oklahoma
$7.86M +$6.49M +587,621 New
N
5
Nuveen
North Carolina
$6.97M +$5.76M +521,538 New
Geode Capital Management
6
Geode Capital Management
Massachusetts
$6.34M +$3.27M +295,890 +166%
DCM
7
Driehaus Capital Management
Illinois
$5.25M +$4.34M +392,984 New
UBS Group
8
UBS Group
Switzerland
$4.77M -$2.43M -220,192 -38%
SC
9
Sculptor Capital
New York
$4.75M -$193K -17,500 -5%
Two Sigma Investments
10
Two Sigma Investments
New York
$4.1M +$3.03M +274,243 +849%
State Street
11
State Street
Massachusetts
$4.07M +$2.55M +231,492 +318%
ACM
12
Arosa Capital Management
Florida
$4.01M +$3.31M +300,000 New
Baird Financial Group
13
Baird Financial Group
Wisconsin
$3.1M +$2.56M +232,046 New
BNP Paribas Financial Markets
14
BNP Paribas Financial Markets
France
$2.48M +$2.05M +185,810 New
Northern Trust
15
Northern Trust
Illinois
$2.45M +$1.24M +112,427 +159%
TIM
16
Tortoise Investment Management
New York
$2.19M – – –
Morgan Stanley
17
Morgan Stanley
New York
$991K -$2.36M -213,989 -74%
Goldman Sachs
18
Goldman Sachs
New York
$900K -$268K -24,327 -27%
GWM
19
Geneos Wealth Management
Colorado
$850K -$692K -62,725 -50%
Charles Schwab
20
Charles Schwab
California
$783K +$646K +58,534 New
Group One Trading
21
Group One Trading
Illinois
$739K +$272K +24,603 +80%
Verition Fund Management
22
Verition Fund Management
Connecticut
$683K +$444K +40,252 +373%
OAC
23
OMERS Administration Corp
Ontario, Canada
$654K +$305K +27,600 +130%
EI
24
EAM Investors
California
$646K +$533K +48,295 New
LPL Financial
25
LPL Financial
California
$591K +$92.4K +8,372 +23%
1
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LTBR Hedge Fund Activity: Q2 2025 in Review

90 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Lightbridge (LTBR) for Q2 2025, worth a combined $116M — up 285% from $30M a quarter earlier.

Buyers outnumbered sellers: 41 funds opened new LTBR positions and 11 closed out — a net gain of 30 holders — while 24 added to existing stakes and 12 trimmed.

The largest buyer was BlackRock, adding an estimated $9.79M. The largest seller was UBS Group, cutting an estimated $2.43M.

  • 90 institutional investors held Lightbridge (LTBR) as of Q2 2025, up from 61 in Q1 2025.
  • Funds reported $116M of Lightbridge stock for Q2 2025, up 285% quarter-over-quarter.
  • 41 funds opened new Lightbridge positions in Q2 2025 and 11 closed out, a net change of +30 holders.
  • The largest Lightbridge buyer in Q2 2025 was BlackRock, an estimated $9.79M added.
  • The largest Lightbridge seller in Q2 2025 was UBS Group, an estimated $2.43M sold.

Based on aggregated 13F filings for Q2 2025.