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Aura Biosciences
AURA

106 hedge funds and large institutions have $319M invested in Aura Biosciences in 2025 Q3 according to their latest regulatory filings, with 15 funds opening new positions, 35 increasing their positions, 25 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

40% more repeat investments, than reductions

Existing positions increased: 35 | Existing positions reduced: 25

15% more first-time investments, than exits

New positions opened: 15 | Existing positions closed: 13

2% more funds holding

Funds holding: 104 → 106 (+2)

1% more capital invested

Capital invested by funds: $317M → $319M (+$2.33M)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

17.55% less ownership

Funds ownership: 100.69% → 83.14% (-18%)

Holders
106
Holders Change
+2
Holders Change %
+1.92%
% of All Funds
1.39%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
15
Increased
35
Reduced
25
Closed
13
Calls
$4K
Puts
–
Net Calls
+$4K
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$2.7M
2
Geode Capital Management
Geode Capital Management
Massachusetts
+$2.14M
3
BlackRock
BlackRock
New York
+$1.98M
4
LCS
Levin Capital Strategies
New York
+$861K
5
Walleye Capital
Walleye Capital
New York
+$440K

Top Sellers

Rank Fund Capital Flow
1
SB
Samsara BioCapital
California
-$2.71M
2
Franklin Resources
Franklin Resources
California
-$928K
3
Wellington Management Group
Wellington Management Group
Massachusetts
-$407K
4
HF
HRT Financial
New York
-$353K
5
RCM
Regency Capital Management
Hawaii
-$348K
Name Holding Trade Value Shares
Change 		Change in
Stake
MCMC
1
Matrix Capital Management Company
New Hampshire
$42.8M – – –
FLSM
2
Frazier Life Sciences Management
California
$31.5M – – –
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$30.2M – – –
LFCM
4
Long Focus Capital Management
Puerto Rico
$28.5M – – –
SCM
5
Suvretta Capital Management
New York
$27M – – –
BlackRock
6
BlackRock
New York
$21M +$1.98M +302,953 +10%
MVM
7
Medicxi Ventures Management
Jersey
$18.8M – – –
Vanguard Group
8
Vanguard Group
Pennsylvania
$17.9M +$2.7M +413,001 +17%
Franklin Resources
9
Franklin Resources
California
$13.6M -$928K -141,895 -6%
NCM
10
Nantahala Capital Management
Connecticut
$13.1M – – –
LCS
11
Levin Capital Strategies
New York
$10.1M +$861K +131,714 +9%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$7.78M +$2.14M +327,973 +35%
UBS Group
13
UBS Group
Switzerland
$5.54M +$37.8K +5,783 +0.6%
State Street
14
State Street
Massachusetts
$5.43M +$148K +22,685 +3%
RCM
15
Regency Capital Management
Hawaii
$3.79M -$348K -53,192 -8%
ACA
16
Acorn Capital Advisors
New York
$3.68M – – –
SB
17
Samsara BioCapital
California
$3.61M -$2.71M -415,151 -42%
BGI
18
B Group Inc
Texas
$3.54M – – –
DC
19
Decheng Capital
California
$3.19M – – –
Dimensional Fund Advisors
20
Dimensional Fund Advisors
Texas
$3.07M +$269K +41,118 +9%
T. Rowe Price Associates
21
T. Rowe Price Associates
Maryland
$2.98M -$154K -23,597 -5%
Northern Trust
22
Northern Trust
Illinois
$2.68M +$413K +63,169 +17%
CP
23
Caligan Partners
New York
$1.4M +$178K +27,174 +14%
Goldman Sachs
24
Goldman Sachs
New York
$1.2M -$113K -17,355 -8%
Millennium Management
25
Millennium Management
New York
$1.14M +$400K +61,162 +49%
1
2 3 4 5

AURA Hedge Fund Activity: Q3 2025 in Review

106 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Aura Biosciences (AURA) for Q3 2025, worth a combined $319M — up 0.73% from $317M a quarter earlier.

Buyers outnumbered sellers: 15 funds opened new AURA positions and 13 closed out — a net gain of 2 holders — while 35 added to existing stakes and 25 trimmed.

The largest buyer was Vanguard Group, adding an estimated $2.7M. The largest seller was Samsara BioCapital, cutting an estimated $2.71M.

  • 106 institutional investors held Aura Biosciences (AURA) as of Q3 2025, up from 104 in Q2 2025.
  • Funds reported $319M of Aura Biosciences stock for Q3 2025, up 0.73% quarter-over-quarter.
  • 15 funds opened new Aura Biosciences positions in Q3 2025 and 13 closed out, a net change of +2 holders.
  • The largest Aura Biosciences buyer in Q3 2025 was Vanguard Group, an estimated $2.7M added.
  • The largest Aura Biosciences seller in Q3 2025 was Samsara BioCapital, an estimated $2.71M sold.

Based on aggregated 13F filings for Q3 2025.