PIM
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Platinum Investment Management’s 908 Devices MASS Stock Holding History

Platinum Investment 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
2024
Q4 		– Sell
-257,423
Closed -$893K – 128
2024
Q3 		$893K Sell
257,423
-16,644
-6% -$73.8K 0.04% 83
2024
Q2 		$1.41M Sell
274,067
-98,233
-26% -$593K 0.06% 75
2024
Q1 		$2.81M Sell
372,300
-409,571
-52% -$3.04M 0.11% 59
2023
Q4 		$8.77M Sell
781,871
-52,953
-6% -$362K 0.36% 41
2023
Q3 		$5.56M Sell
834,824
-40,623
-5% -$281K 0.22% 50
2023
Q2 		$6.01M Hold
875,447
– – 0.21% 52
2023
Q1 		$7.53M Buy
875,447
+348,630
+66% +$3.11M 0.26% 48
2022
Q4 		$4.01M Buy
526,817
+28,776
+6% +$348K 0.15% 57
2022
Q3 		$8.19M Sell
498,041
-72,116
-13% -$1.4M 0.34% 43
2022
Q2 		$11.7M Sell
570,157
-56,209
-9% -$944K 0.44% 37
2022
Q1 		$11.9M Buy
626,366
+131,034
+26% +$2.25M 0.37% 41
2021
Q4 		$12.8M Buy
495,332
+394,371
+391% +$11.6M 0.36% 42
2021
Q3 		$3.28M Buy
100,961
+51,801
+105% +$1.76M 0.09% 82
2021
Q2 		$1.91M Buy
49,160
+15,580
+46% +$706K 0.04% 94
2021
Q1 		$1.63M Buy
33,580
+13,580
+68% +$776K 0.04% 100
2020
Q4 		$1.14M Buy
+20,000
New +$1.17M 0.03% 110

Other funds holding MASS

AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
TCM
Tao Capital Management San Francisco, California $119M AUM 87.46% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return

Platinum Investment Management's MASS Position: Q4 2024 in Review

Platinum Investment Management sold out of 908 Devices (MASS) in Q4 2024, closing a stake of 257,423 shares — an estimated $893K sold.

Platinum Investment Management first reported a position in MASS in Q4 2020 and held it in 16 quarters. The position peaked at $12.8M in Q4 2021. 81 funds tracked by Wall St. Rank hold MASS as of Q4 2024.

  • Platinum Investment Management reported no remaining 908 Devices position as of Q4 2024 after selling out during the quarter.
  • Platinum Investment Management sold 257,423 908 Devices shares in Q4 2024, an estimated $893K.
  • Platinum Investment Management first reported a position in 908 Devices in Q4 2020 and held it in 16 quarters.
  • Platinum Investment Management's 908 Devices position peaked at $12.8M in Q4 2021.
  • 81 funds tracked by Wall St. Rank held 908 Devices as of Q4 2024.

Based on Platinum Investment Management's 13F filing for Q4 2024, filed 11 Feb 2025.