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HSAI

Hesai Group

133 hedge funds and large institutions have $806M invested in Hesai Group in 2026 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 42 increasing their positions, 40 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

15% more call options, than puts

Call options by funds: $28.7M | Put options by funds: $24.9M

13% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 31

2% more funds holding

Funds holding: 131133 (+2)

5% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 40

1.3% less ownership

Funds ownership: 34.16%32.86% (-1.3%)

18% less capital invested

Capital invested by funds: $987M → $806M (-$180M)

Holders
133
Holders Change
+2
Holders Change %
+1.53%
% of All Funds
1.64%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.02%
New
35
Increased
42
Reduced
40
Closed
31
Calls
$28.7M
Puts
$24.9M
Net Calls
+$3.72M
Net Calls Change
-$4.28M
Name Holding Trade Value Shares
Change
Change in
Stake
Janus Henderson Group
51
Janus Henderson Group
United Kingdom
$1.88M -$350K -13,875 -12%
Millennium Management
52
Millennium Management
New York
$1.87M -$6.19M -245,514 -72%
KIA
53
Knollwood Investment Advisory
Maryland
$1.84M -$2.43M -96,346 -50%
DZ Bank
54
DZ Bank
Germany
$1.79M +$1.12M +44,547 +90%
NA
55
Navellier & Associates
Nevada
$1.78M +$222K +8,802 +10%
Holocene Advisors
56
Holocene Advisors
New York
$1.67M +$2.21M +87,523 New
Mitsubishi UFJ Asset Management
57
Mitsubishi UFJ Asset Management
Japan
$1.67M -$106K -4,191 -5%
WAM
58
Weiss Asset Management
Massachusetts
$1.66M +$2.19M +86,700 New
Citadel Advisors
59
Citadel Advisors
Florida
$1.66M -$17.3M -685,938 -89%
DCM
60
Driehaus Capital Management
Illinois
$1.65M +$2.17M +86,108 New
BMSSC
61
B. Metzler seel. Sohn & Co
Germany
$1.42M +$1.48M +58,726 +380%
XT
62
XTX Topco
Cayman Islands
$1.31M +$1.72M +68,288 New
Aberdeen Group
63
Aberdeen Group
United Kingdom
$1.17M -$1.22M -48,439 -44%
ECP
64
Electron Capital Partners
New York
$1.16M +$8.85K +351 +0.6%
BlackRock
65
BlackRock
New York
$1.15M -$33.6K -1,332 -2%
IMC Chicago
66
IMC Chicago
Illinois
$980K +$1.29M +51,263 New
TS
67
Triglav Skladi
Slovenia
$929K
HHAM
68
HITE Hedge Asset Management
Massachusetts
$858K +$598K +23,733 +112%
Franklin Resources
69
Franklin Resources
California
$787K +$313K +12,400 +43%
SG Americas Securities
70
SG Americas Securities
New York
$787K -$683K -27,076 -40%
M&T Bank
71
M&T Bank
New York
$767K +$5.75K +228 +0.6%
ETC
72
Exchange Traded Concepts
Oklahoma
$761K +$275K +10,921 +38%
TI
73
Trexquant Investment
Connecticut
$699K -$3.32M -131,578 -78%
Vontobel Holding
74
Vontobel Holding
Switzerland
$634K +$232K +9,216 +38%
Qube Research & Technologies (QRT)
75
Qube Research & Technologies (QRT)
United Kingdom
$602K -$3.53M -140,007 -82%

HSAI Hedge Fund Activity: Q1 2026 in Review

133 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in Hesai Group (HSAI) for Q1 2026, worth a combined $806M — down 18% from $987M a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new HSAI positions and 31 closed out — a net gain of 4 holders — while 42 added to existing stakes and 40 trimmed.

The largest buyer was Schroder Investment Management Group, adding an estimated $148M. The largest seller was Fidelity Investments, cutting an estimated $85.5M.

  • 133 institutional investors held Hesai Group (HSAI) as of Q1 2026, up from 131 in Q4 2025.
  • Funds reported $806M of Hesai Group stock for Q1 2026, down 18% quarter-over-quarter.
  • 35 funds opened new Hesai Group positions in Q1 2026 and 31 closed out, a net change of +4 holders.
  • The largest Hesai Group buyer in Q1 2026 was Schroder Investment Management Group, an estimated $148M added.
  • The largest Hesai Group seller in Q1 2026 was Fidelity Investments, an estimated $85.5M sold.

Based on aggregated 13F filings for Q1 2026.