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IMGN

Immunogen Inc
IMGN

Delisted

IMGN was delisted on the 9th of February, 2024.

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217 hedge funds and large institutions have $1.48B invested in Immunogen Inc in 2021 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 72 increasing their positions, 71 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

99% more call options, than puts

Call options by funds: $7.1M | Put options by funds: $3.56M

32% more capital invested

Capital invested by funds: $1.12B → $1.48B (+$359M)

27% more first-time investments, than exits

New positions opened: 33 | Existing positions closed: 26

3% more funds holding

Funds holding: 211 → 217 (+6)

1% more repeat investments, than reductions

Existing positions increased: 72 | Existing positions reduced: 71

Holders
217
Holders Change
+6
Holders Change %
+2.84%
% of All Funds
3.81%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
33
Increased
72
Reduced
71
Closed
26
Calls
$7.1M
Puts
$3.56M
Net Calls
+$3.54M
Net Calls Change
+$3.72M

Top Buyers

Rank Fund Capital Flow
1
O
OrbiMed
New York
+$53.7M
2
Ameriprise
Ameriprise
Minnesota
+$30.5M
3
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$16.5M
4
CLOS
Compagnie Lombard Odier SCmA
Switzerland
+$15.1M
5
LOAMS
Lombard Odier Asset Management (Switzerland)
Switzerland
+$15.1M

Top Sellers

Rank Fund Capital Flow
1
Wellington Management Group
Wellington Management Group
Massachusetts
-$25.2M
2
CCM
Consonance Capital Management
New York
-$23M
3
Renaissance Technologies
Renaissance Technologies
New York
-$19.4M
4
MWNA
Marshall Wace North America
New York
-$12.6M
5
Citadel Advisors
Citadel Advisors
Florida
-$12.4M
Name Holding Trade Value Shares
Change 		Change in
Stake
PAM
26
Panagora Asset Management
Massachusetts
$9.82M -$818K -100,168 -8%
Wells Fargo
27
Wells Fargo
California
$8.94M -$1.95M -238,552 -18%
N
28
Nuveen
North Carolina
$7.38M +$407K +49,859 +6%
PA
29
Pinnacle Associates
New York
$7.11M -$795K -97,360 -10%
Primecap Management
30
Primecap Management
California
$6.85M -$447K -54,700 -6%
Bank of New York Mellon
31
Bank of New York Mellon
New York
$6.56M -$130K -15,928 -2%
PVI
32
Pura Vida Investments
New York
$6.51M +$1.54M +188,906 +31%
Bank of America
33
Bank of America
North Carolina
$6.31M -$276K -33,854 -4%
FCM
34
Farallon Capital Management
California
$6.08M -$2.04M -250,000 -25%
SCM
35
Silverarc Capital Management
Massachusetts
$5.91M +$1.06M +129,364 +22%
CCM
36
Consonance Capital Management
New York
$5.7M -$23M -2,812,154 -80%
Citigroup
37
Citigroup
New York
$4.96M +$3.49M +427,428 +232%
RPAM
38
Rhenman & Partners Asset Management
Sweden
$4.46M +$4.49M +550,000 New
Federated Hermes
39
Federated Hermes
Pennsylvania
$4.36M +$4.39M +538,233 +103,110%
Marshall Wace
40
Marshall Wace
United Kingdom
$4.24M +$4.27M +523,087 New
William Blair & Company
41
William Blair & Company
Illinois
$4.18M +$2.49M +305,400 +145%
VOYA Investment Management
42
VOYA Investment Management
Georgia
$4.13M -$550K -67,372 -12%
Barclays
43
Barclays
United Kingdom
$3.48M +$1.95M +238,835 +125%
Swiss National Bank
44
Swiss National Bank
Switzerland
$3.47M +$270K +33,100 +8%
Allianz Asset Management
45
Allianz Asset Management
Germany
$3.19M -$849K -104,025 -21%
Rafferty Asset Management
46
Rafferty Asset Management
New York
$3.06M +$2.44M +298,247 +375%
CM
47
CM Management
Florida
$3.04M – – –
California Public Employees Retirement System
48
California Public Employees Retirement System
California
$2.83M -$283K -34,709 -9%
California State Teachers Retirement System (CalSTRS)
49
California State Teachers Retirement System (CalSTRS)
California
$2.34M +$80.9K +9,914 +4%
AllianceBernstein
50
AllianceBernstein
Tennessee
$2.33M – – –
1
2
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IMGN Hedge Fund Activity: Q1 2021 in Review

217 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Immunogen Inc (IMGN) for Q1 2021, worth a combined $1.48B — up 32% from $1.12B a quarter earlier.

Buyers outnumbered sellers: 33 funds opened new IMGN positions and 26 closed out — a net gain of 7 holders — while 72 added to existing stakes and 71 trimmed.

The largest buyer was OrbiMed, adding an estimated $53.7M. The largest seller was Wellington Management Group, cutting an estimated $25.2M.

  • 217 institutional investors held Immunogen Inc (IMGN) as of Q1 2021, up from 211 in Q4 2020.
  • Funds reported $1.48B of Immunogen Inc stock for Q1 2021, up 32% quarter-over-quarter.
  • 33 funds opened new Immunogen Inc positions in Q1 2021 and 26 closed out, a net change of +7 holders.
  • The largest Immunogen Inc buyer in Q1 2021 was OrbiMed, an estimated $53.7M added.
  • The largest Immunogen Inc seller in Q1 2021 was Wellington Management Group, an estimated $25.2M sold.

Based on aggregated 13F filings for Q1 2021.