PDT Partners’s 908 Devices MASS Stock Holding History

PDT Partners’s Portfolio MASS Stock Details MASS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-41,600	Closed	-$186K	–	776
2025 Q1	$186K	Buy	+41,600	New	+$123K	0.01%	682
2024 Q3	–	Sell	-13,920	Closed	-$71.7K	–	778
2024 Q2	$71.7K	Buy	+13,920	New	+$84.1K	0.01%	648
2022 Q3	–	Sell	-26,125	Closed	-$538K	–	975
2022 Q2	$538K	Buy	26,125 +12,268	+89%	+$206K	0.05%	579
2022 Q1	$263K	Buy	+13,857	New	+$238K	0.02%	750

Other funds holding MASS

AIC

AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return

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

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

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

GAG

GM Advisory Group Melville, New York $2.6B AUM 18.86% 1-Year Est. Return

FLAM

First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return

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

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

TCM

Tao Capital Management San Francisco, California $119M AUM 87.46% 1-Year Est. Return

PDT Partners's MASS Position: Q2 2025 in Review

PDT Partners sold out of 908 Devices (MASS) in Q2 2025, closing a stake of 41,600 shares — an estimated $186K sold.

PDT Partners first reported a position in MASS in Q1 2022 and held it in 4 quarters. The position peaked at $538K in Q2 2022. 101 funds tracked by Wall St. Rank hold MASS as of Q2 2025.

PDT Partners reported no remaining 908 Devices position as of Q2 2025 after selling out during the quarter.
PDT Partners sold 41,600 908 Devices shares in Q2 2025, an estimated $186K.
PDT Partners first reported a position in 908 Devices in Q1 2022 and held it in 4 quarters.
PDT Partners's 908 Devices position peaked at $538K in Q2 2022.
101 funds tracked by Wall St. Rank held 908 Devices as of Q2 2025.

Based on PDT Partners's 13F filing for Q2 2025, filed 14 Aug 2025.