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INZY

Inozyme Pharma

Delisted

INZY was delisted on the 30th of June, 2025.

49 hedge funds and large institutions have $183M invested in Inozyme Pharma in 2023 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 18 increasing their positions, 5 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

504% more capital invested

Capital invested by funds: $30.4M → $183M (+$153M)

260% more repeat investments, than reductions

Existing positions increased: 18 | Existing positions reduced: 5

240% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 5

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

32% more funds holding

Funds holding: 3749 (+12)

1.5% more ownership

Funds ownership: 71.66%73.16% (+1.5%)

56% less call options, than puts

Call options by funds: $166K | Put options by funds: $378K

Holders
49
Holders Change
+12
Holders Change %
+32.43%
% of All Funds
0.78%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
17
Increased
18
Reduced
5
Closed
5
Calls
$166K
Puts
$378K
Net Calls
-$212K
Net Calls Change
-$212K
Name Holding Trade Value Shares
Change
Change in
Stake
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$24.4M +$3.08M +1,165,000 +38%
SI
2
Sofinnova Investments
California
$20.9M
DTC
3
Deep Track Capital
Connecticut
$18.6M
RSCM
4
Rock Springs Capital Management
Maryland
$18.4M +$341K +128,873 +4%
PBPIA
5
Pivotal bioVenture Partners Investment Advisor
California
$18.4M +$1.46M +552,432 +21%
NMC
6
NEA Management Company
Maryland
$14M
SFM
7
Sphera Funds Management
Israel
$10.2M +$414K +156,800 +10%
Millennium Management
8
Millennium Management
New York
$9.69M +$3.68M +1,393,139 +468%
CA
9
CHI Advisors
New York
$7.69M -$2.28M -862,685 -39%
Vanguard Group
10
Vanguard Group
Pennsylvania
$7.61M -$40.5K -15,332 -1%
Citadel Advisors
11
Citadel Advisors
Florida
$4.55M +$2.1M +793,823 New
AAA
12
Affinity Asset Advisors
New York
$4.31M +$665K +251,796 +50%
Fidelity Investments
13
Fidelity Investments
Massachusetts
$4.03M +$1.86M +702,996 New
SB
14
Samsara BioCapital
California
$2.89M +$1.33M +504,407 New
BlackRock
15
BlackRock
New York
$2.59M +$66K +24,969 +6%
LCM
16
Laurion Capital Management
New York
$1.56M
Geode Capital Management
17
Geode Capital Management
Massachusetts
$1.38M +$21.4K +8,082 +3%
MB
18
MPM BioImpact
Massachusetts
$1.34M +$8.53K +3,228 +1%
OMC
19
Overbrook Management Corp
New York
$1.26M
Marshall Wace
20
Marshall Wace
United Kingdom
$1.12M +$516K +195,097 New
Renaissance Technologies
21
Renaissance Technologies
New York
$1.07M -$192K -72,800 -28%
DMKJ
22
David M. Knott Jr
$917K +$423K +160,000 New
UOC
23
UBS O'Connor
Illinois
$846K +$390K +147,654 New
PHP
24
Parkman Healthcare Partners
Connecticut
$716K +$330K +125,000 New
BCM
25
Bridgeway Capital Management
Texas
$673K -$42.3K -16,000 -12%

INZY Hedge Fund Activity: Q1 2023 in Review

49 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in Inozyme Pharma (INZY) for Q1 2023, worth a combined $183M — up 504% from $30.4M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new INZY positions and 5 closed out — a net gain of 12 holders — while 18 added to existing stakes and 5 trimmed.

The largest buyer was Millennium Management, adding an estimated $3.68M. The largest seller was VR Adviser, exiting entirely with an estimated $2.85M sold.

  • 49 institutional investors held Inozyme Pharma (INZY) as of Q1 2023, up from 37 in Q4 2022.
  • Funds reported $183M of Inozyme Pharma stock for Q1 2023, up 504% quarter-over-quarter.
  • 17 funds opened new Inozyme Pharma positions in Q1 2023 and 5 closed out, a net change of +12 holders.
  • The largest Inozyme Pharma buyer in Q1 2023 was Millennium Management, an estimated $3.68M added.
  • The largest Inozyme Pharma seller in Q1 2023 was VR Adviser, an estimated $2.85M sold.

Based on aggregated 13F filings for Q1 2023.