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GM Advisory Group’s 908 Devices MASS Stock Holding History

GM Advisory Group’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
Q1 		$1.46M Sell
238,218
-40,574
-15% -$254K 0.06% 133
2025
Q4 		$1.46M Sell
278,792
-399,294
-59% -$2.79M 0.06% 135
2025
Q3 		$5.94M Sell
678,086
-487,205
-42% -$3.24M 0.25% 55
2025
Q2 		$8.31M Buy
+1,165,291
New +$6.47M 0.41% 48

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 $60.8B AUM 26.63% 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

GM Advisory Group's MASS Position: Q1 2026 in Review

GM Advisory Group reduced its 908 Devices (MASS) stake by 15% in Q1 2026, selling an estimated $254K and leaving 238,218 shares worth $1.46M. The position accounts for 0.06% of the portfolio, ranked #133.

GM Advisory Group first reported a position in MASS in Q2 2025 and has held it in 4 quarters since. The position peaked at $8.31M in Q2 2025. 112 funds tracked by Wall St. Rank hold MASS as of Q1 2026.

  • GM Advisory Group held 238,218 shares of 908 Devices worth $1.46M as of Q1 2026.
  • GM Advisory Group sold 40,574 908 Devices shares in Q1 2026, an estimated $254K.
  • 908 Devices made up 0.06% of GM Advisory Group's portfolio in Q1 2026, its #133 holding.
  • GM Advisory Group first reported a position in 908 Devices in Q2 2025 and has held it in 4 quarters since.
  • GM Advisory Group's 908 Devices position peaked at $8.31M in Q2 2025.
  • 112 funds tracked by Wall St. Rank held 908 Devices as of Q1 2026.

Based on GM Advisory Group's 13F filing for Q1 2026, filed 28 Apr 2026.