Rhenman & Partners Asset Management’s Immunogen Inc IMGN Stock Holding History

Rhenman & Partners Asset Management’s Portfolio IMGN Stock Details IMGN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-700,000	Closed	-$11.1M	–	99
2023 Q3	$11.1M	Sell	700,000 -50,000	-7%	-$832K	1.2%	31
2023 Q2	$14.2M	Sell	750,000 -500,000	-40%	-$5.9M	1.49%	30
2023 Q1	$4.64M	Sell	1,250,000 -250,000	-17%	-$1.07M	0.51%	57
2022 Q4	$7.44M	Buy	1,500,000 +400,000	+36%	+$2.17M	0.78%	50
2022 Q3	$6.53M	Sell	1,100,000 -100,000	-8%	-$527K	0.68%	52
2022 Q2	$5.4M	Sell	1,200,000 -225,000	-16%	-$977K	0.61%	51
2022 Q1	$6.78M	Sell	1,425,000 -75,000	-5%	-$415K	0.67%	52
2021 Q4	$11.2M	Buy	1,500,000 +281,150	+23%	+$1.75M	0.74%	49
2021 Q3	$6.91M	Hold	1,218,850	–	–	0.49%	63
2021 Q2	$8.03M	Buy	1,218,850 +668,850	+122%	+$4.67M	0.55%	61
2021 Q1	$4.46M	Buy	+550,000	New	+$4.49M	0.31%	78
2014 Q4	–	Sell	-180,000	Closed	-$1.91M	–	96
2014 Q3	$1.91M	Buy	180,000 +81,298	+82%	+$920K	0.56%	75
2014 Q2	$1.17M	Buy	98,702 +25,000	+34%	+$314K	0.35%	85
2014 Q1	$1.1M	Sell	73,702 -26,298	-26%	-$415K	0.33%	78
2013 Q4	$1.47M	Buy	+100,000	New	+$1.54M	0.57%	70

Other funds holding IMGN

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

RCM

RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

FFM

Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return

PCM

Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Rhenman & Partners Asset Management's IMGN Position: Q4 2023 in Review

Rhenman & Partners Asset Management sold out of Immunogen Inc (IMGN) in Q4 2023, closing a stake of 700,000 shares — an estimated $11.1M sold.

Rhenman & Partners Asset Management first reported a position in IMGN in Q4 2013 and held it in 15 quarters. The position peaked at $14.2M in Q2 2023. 327 funds tracked by Wall St. Rank hold IMGN as of Q4 2023.

Rhenman & Partners Asset Management reported no remaining Immunogen Inc position as of Q4 2023 after selling out during the quarter.
Rhenman & Partners Asset Management sold 700,000 Immunogen Inc shares in Q4 2023, an estimated $11.1M.
Rhenman & Partners Asset Management first reported a position in Immunogen Inc in Q4 2013 and held it in 15 quarters.
Rhenman & Partners Asset Management's Immunogen Inc position peaked at $14.2M in Q2 2023.
327 funds tracked by Wall St. Rank held Immunogen Inc as of Q4 2023.

Based on Rhenman & Partners Asset Management's 13F filing for Q4 2023, filed 13 Feb 2024.