Sphera Funds Management’s Werewolf Therapeutics HOWL Stock Holding History

Sphera Funds Management’s Portfolio HOWL Stock Details HOWL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$522K	Hold	626,810	–	–	0.08%	92
2025 Q4	$397K	Hold	626,810	–	–	0.08%	92
2025 Q3	$1.23M	Hold	626,810	–	–	0.26%	92
2025 Q2	$683K	Hold	626,810	–	–	0.16%	95
2025 Q1	$609K	Hold	626,810	–	–	0.14%	100
2024 Q4	$928K	Hold	626,810	–	–	0.17%	94
2024 Q3	$1.33M	Hold	626,810	–	–	0.21%	95
2024 Q2	$1.53M	Hold	626,810	–	–	0.21%	94
2024 Q1	$4.06M	Hold	626,810	–	–	0.57%	56
2023 Q4	$2.42M	Hold	626,810	–	–	0.39%	70
2023 Q3	$1.34M	Hold	626,810	–	–	0.24%	70
2023 Q2	$1.91M	Hold	626,810	–	–	0.3%	72
2023 Q1	$1.63M	Hold	626,810	–	–	0.27%	63
2022 Q4	$1.28M	Hold	626,810	–	–	0.28%	48
2022 Q3	$2.83M	Buy	626,810 +29,807	+5%	+$162K	0.39%	52
2022 Q2	$2.44M	Buy	597,003 +12,800	+2%	+$58.4K	0.26%	40
2022 Q1	$2.57M	Sell	584,203 -64,188	-10%	-$450K	0.36%	53
2021 Q4	$7.72M	Sell	648,391 -40,084	-6%	-$605K	0.85%	41
2021 Q3	$11.8M	Sell	688,475 -17,819	-3%	-$304K	0.99%	24
2021 Q2	$12M	Buy	+706,294	New	+$9.68M	0.82%	36

Other funds holding HOWL

RCM

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

MPM BioImpact Boston, Massachusetts $1.29B AUM 141.72% 1-Year Est. Return

LCM

Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return

DC Funds Mclean, Virginia $1.49M AUM 18.57% 1-Year Est. Return

SCM

Squadron Capital Management Westmont, Illinois $273M AUM

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

Sphera Funds Management's HOWL Position: Q1 2026 in Review

Sphera Funds Management held its Werewolf Therapeutics (HOWL) position steady in Q1 2026 at 626,810 shares worth $522K. The position accounts for 0.08% of the portfolio, ranked #92.

Sphera Funds Management first reported a position in HOWL in Q2 2021 and has held it in 20 quarters since. The position peaked at $12M in Q2 2021. 48 funds tracked by Wall St. Rank hold HOWL as of Q1 2026.

Sphera Funds Management held 626,810 shares of Werewolf Therapeutics worth $522K as of Q1 2026.
Sphera Funds Management left its Werewolf Therapeutics share count unchanged in Q1 2026.
Werewolf Therapeutics made up 0.08% of Sphera Funds Management's portfolio in Q1 2026, its #92 holding.
Sphera Funds Management first reported a position in Werewolf Therapeutics in Q2 2021 and has held it in 20 quarters since.
Sphera Funds Management's Werewolf Therapeutics position peaked at $12M in Q2 2021.
48 funds tracked by Wall St. Rank held Werewolf Therapeutics as of Q1 2026.

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