RA Capital Management’s MacroGenics MGNX Stock Holding History

RA Capital Management’s Portfolio MGNX Stock Details MGNX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$5.39M	Buy	+1,864,176	New	+$3.98M	0.06%	83
2024 Q3	–	Sell	-2,082,021	Closed	-$8.85M	–	83
2024 Q2	$8.85M	Hold	2,082,021	–	–	0.12%	69
2024 Q1	$30.6M	Sell	2,082,021 -1,971,056	-49%	-$29.8M	0.39%	52
2023 Q4	$39M	Buy	4,053,077 +3,711,077	+1,085%	+$25.7M	0.61%	36
2023 Q3	$1.59M	Buy	+342,000	New	+$1.7M	0.03%	65
2022 Q2	–	Sell	-6,103,594	Closed	-$53.8M	–	95
2022 Q1	$53.8M	Hold	6,103,594	–	–	1.17%	26
2021 Q4	$98M	Buy	6,103,594 +160,000	+3%	+$3.01M	1.73%	15
2021 Q3	$124M	Hold	5,943,594	–	–	1.72%	19
2021 Q2	$160M	Buy	5,943,594 +1,010,000	+20%	+$29.6M	2.56%	8
2021 Q1	$157M	Buy	4,933,594 +558,377	+13%	+$13.6M	2.37%	9
2020 Q4	$100M	Hold	4,375,217	–	–	1.4%	23
2020 Q3	$110M	Sell	4,375,217 -209,435	-5%	-$5.72M	2.02%	13
2020 Q2	$128M	Buy	+4,584,652	New	+$79.6M	2.49%	11
2014 Q2	–	Sell	-199,398	Closed	-$5.55M	–	32
2014 Q1	$5.55M	Hold	199,398	–	–	0.4%	31
2013 Q4	$5.47M	Buy	+199,398	New	+$5.22M	0.64%	26

Other funds holding MGNX

Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

RA Capital Management's MGNX Position: Q1 2026 in Review

RA Capital Management opened a new position in MacroGenics (MGNX) in Q1 2026: 1,864,176 shares worth $5.39M. The stake represents 0.06% of the portfolio and ranks #83 among its holdings. This is a return to the name: RA Capital Management previously reported a position in MGNX as recently as Q2 2024.

RA Capital Management first reported a position in MGNX in Q4 2013 and has held it in 15 quarters since. The position peaked at $160M in Q2 2021. 109 funds tracked by Wall St. Rank hold MGNX as of Q1 2026.

RA Capital Management held 1,864,176 shares of MacroGenics worth $5.39M as of Q1 2026.
MacroGenics was a new RA Capital Management position in Q1 2026.
MacroGenics made up 0.06% of RA Capital Management's portfolio in Q1 2026, its #83 holding.
RA Capital Management first reported a position in MacroGenics in Q4 2013 and has held it in 15 quarters since.
RA Capital Management's MacroGenics position peaked at $160M in Q2 2021.
109 funds tracked by Wall St. Rank held MacroGenics as of Q1 2026.

Based on RA Capital Management's 13F filing for Q1 2026, filed 15 May 2026.