Vanguard Portfolio Management
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Vanguard Portfolio Management’s 908 Devices MASS Stock Holding History

Vanguard Portfolio Management’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
2026
Q2 		$1.7M Buy
194,858
+31,164
+19% +$239K ﹤0.01% 2796
2026
Q1 		$1M Buy
+163,694
New +$1.03M ﹤0.01% 2797

Other funds holding MASS

FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
AIC
AWM Investment Company New York $1.15B AUM 201.65% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
First Eagle Investment Management
First Eagle Investment Management New York $59.9B AUM 27.01% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.81B AUM 83.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management's MASS Position: Q2 2026 in Review

Vanguard Portfolio Management increased its 908 Devices (MASS) stake by 19% in Q2 2026, buying an estimated $239K and bringing the position to 194,858 shares worth $1.7M. The position accounts for ﹤0.01% of the portfolio, ranked #2796.

Vanguard Portfolio Management first reported a position in MASS in Q1 2026 and has held it in 2 quarters since. 111 funds tracked by Wall St. Rank hold MASS as of Q2 2026.

  • Vanguard Portfolio Management held 194,858 shares of 908 Devices worth $1.7M as of Q2 2026.
  • Vanguard Portfolio Management bought 31,164 908 Devices shares in Q2 2026, an estimated $239K.
  • 908 Devices made up ﹤0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #2796 holding.
  • Vanguard Portfolio Management first reported a position in 908 Devices in Q1 2026 and has held it in 2 quarters since.
  • 111 funds tracked by Wall St. Rank held 908 Devices as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.