Granahan Investment Management, LLC 908 Devices Inc. Transaction History

Granahan Investment Management, LLC

$2.1 Billion
Q2 2025

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2024 Feb 14, 2025	SELL	$1.88 - $3.91 $636,656 - $1.32 Million	-338,647 Reduced 39.31%	522,786 $1.15 Million
Q3 2024 Nov 14, 2024	SELL	$3.45 - $6.17 $200,776 - $359,069	-58,196 Reduced 6.33%	861,433 $2.99 Million
Q2 2024 Aug 14, 2024	SELL	$5.0 - $7.24 $4.07 Million - $5.9 Million	-814,743 Reduced 46.98%	919,629 $4.74 Million
Q1 2024 May 15, 2024	SELL	$6.55 - $9.92 $1.99 Million - $3.02 Million	-304,286 Reduced 14.93%	1,734,372 $13.1 Million
Q4 2023 Feb 14, 2024	BUY	$4.96 - $12.41 $969,025 - $2.42 Million	195,368 Added 10.6%	2,038,658 $22.9 Million
Q3 2023 Nov 14, 2023	BUY	$6.0 - $8.2 $345,222 - $471,803	57,537 Added 3.22%	1,843,290 $12.3 Million
Q2 2023 Aug 14, 2023	BUY	$5.78 - $10.02 $154,771 - $268,305	26,777 Added 1.52%	1,785,753 $12.3 Million
Q1 2023 May 15, 2023	BUY	$6.61 - $10.66 $4.32 Million - $6.97 Million	654,072 Added 59.2%	1,758,976 $15.1 Million
Q4 2022 Feb 14, 2023	BUY	$7.0 - $17.96 $962,780 - $2.47 Million	137,540 Added 14.22%	1,104,904 $8.42 Million
Q3 2022 Nov 14, 2022	BUY	$15.18 - $24.99 $1.02 Million - $1.68 Million	67,109 Added 7.45%	967,364 $15.9 Million
Q2 2022 Aug 15, 2022	BUY	$13.3 - $20.74 $632,321 - $986,041	47,543 Added 5.58%	900,255 $18.5 Million
Q1 2022 May 16, 2022	BUY	$13.18 - $26.28 $754,278 - $1.5 Million	57,229 Added 7.19%	852,712 $16.2 Million
Q4 2021 Feb 14, 2022	BUY	$23.17 - $38.77 $3.79 Million - $6.35 Million	163,731 Added 25.92%	795,483 $20.6 Million
Q3 2021 Nov 15, 2021	BUY	$29.99 - $39.13 $1.8 Million - $2.34 Million	59,902 Added 10.48%	631,752 $20.5 Million
Q2 2021 Aug 16, 2021	BUY	$36.7 - $55.11 $4.36 Million - $6.54 Million	118,704 Added 26.2%	571,850 $22.2 Million
Q1 2021 May 17, 2021	BUY	$39.94 - $75.0 $18.1 Million - $34 Million	453,146 New	453,146 $22 Million

Others Institutions Holding MASS

# of Institutions

105

Shares Held

24.5M

Call Options Held

39K

Put Options Held

11.9K

Awm Investment Company, Inc. New York, NY

5.2M
Shares

$33.6 Million
5.32% of portfolio
Cathie Wood Ark Investment Management LLC | St. Petersburg, Fl

2.65M
Shares

$17.1 Million
0.16% of portfolio
State Street Corp Boston, MA

2.29M
Shares

$14.8 Million
0.0% of portfolio
Black Rock Inc. New York, NY

1.69M
Shares

$11 Million
0.0% of portfolio
Vanguard Group Inc Valley Forge, PA

1.43M
Shares

$9.26 Million
0.0% of portfolio

View Full List

About 908 Devices Inc.

Ticker MASS
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 31,590,200
Market Cap $204M
Description
908 Devices Inc., a commercial-stage technology company, provides various purpose-built handheld and desktop mass spectrometry (Mass Spec) devices to interrogate unknown and invisible materials in life sciences research, bioprocessing, industrial biotech, forensics, and adjacent markets. The company's products include MX908, a handheld, battery-...

More about MASS

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