What does CUSIP 65443P102 represent in this 13F holders report?

CUSIP 65443P102 is the security identifier for MASS - 908 Devices Inc. - Common Stock, $0.001 par value used to aggregate holder disclosures.

How many institutions held MASS - 908 Devices Inc. - Common Stock, $0.001 par value in Q2 2025?

99 institutional investors reported MASS - 908 Devices Inc. - Common Stock, $0.001 par value for Q2 2025. Use the holders table for investor-level position and value details.

908 Devices Inc. - Common Stock, $0.001 par value (MASS)

CUSIP: 65443P102

Q2 2025 13F Holders as of 30 Jun 2025

Type / Class: Equity / Common Stock, $0.001 par value
Shares outstanding: 36,189,228
Total 13F shares: 24,344,088
Share change: +3,724,357
Total reported value: $173,574,077
Put/Call ratio: 31%
Price per share: $7.13
Number of holders: 99
Value change: +$27,411,966
Number of buys: 61
Number of sells: 36

Quarterly Holders Quick Answers

What is CUSIP 65443P102?
CUSIP 65443P102 identifies MASS - 908 Devices Inc. - Common Stock, $0.001 par value in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2025
Previous quarter: Q1 2025

Recent filing periods for CUSIP 65443P102:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of MASS - 908 Devices Inc. - Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
AWM Investment Company, Inc.	13D/G 3/4/5 13F	10%+ Owner · Company	15%	5,199,924	$27,195,603	$0	31 Mar 2025	13D/G 3/4/5 13F
Keith Crandell	3/4/5	Director, 10%+ Owner	— mixed-class rows	5,770,935 mixed-class rows	$26,739,062	—	11 Jun 2025	3/4/5
ARK Investment Management LLC	13F	Company	8%	2,899,347	$12,989,076	—	31 Mar 2025	13F
BlackRock, Inc.	13D/G 13F	Company	4.6%	1,614,014	$8,441,293	$0	31 Mar 2025	13D/G 13F
First Light Asset Management, LLC	13F	Company	4.7%	1,701,095	$7,620,906	—	31 Mar 2025	13F
VANGUARD GROUP INC	13D/G 13F	The Vanguard Group · Company	3.8%	1,324,534	$6,927,313	$0	31 Dec 2024	13D/G 13F
Invesco Ltd.	13F	Company	1.8%	649,630	$2,910,342	—	31 Mar 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.6%	589,839	$2,642,820	—	31 Mar 2025	13F
Tao Capital Management LP	13F	Company	1.6%	568,981	$2,549,035	—	31 Mar 2025	13F
MORGAN STANLEY	13F	Company	1.5%	531,609	$2,381,609	—	31 Mar 2025	13F
E. Kevin Hrusovsky	3/4/5	Director	— mixed-class rows	501,581 mixed-class rows	$2,236,565	—	11 Jun 2025	3/4/5
ESSEX INVESTMENT MANAGEMENT CO LLC	13F	Company	1.3%	480,549	$2,152,860	—	31 Mar 2025	13F
STATE STREET CORP	13F	Company	1.3%	467,865	$2,096,035	—	31 Mar 2025	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	1.1%	412,574	$1,848,332	—	31 Mar 2025	13F
Amova Asset Management Americas, Inc.	13F	Company	1.1%	412,574	$1,827,703	—	31 Mar 2025	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.1%	384,332	$1,720,601	—	31 Mar 2025	13F
D. E. Shaw & Co., Inc.	13F	Company	0.94%	339,715	$1,521,923	—	31 Mar 2025	13F
Trent A. Basarsky	3/4/5	VP, Corporate Development	— mixed-class rows	145,779 mixed-class rows	$966,400	—	27 Apr 2022	3/4/5
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.59%	212,230	$950,790	—	31 Mar 2025	13F
NORTHERN TRUST CORP	13F	Company	0.55%	200,021	$896,094	—	31 Mar 2025	13F
NEEDHAM INVESTMENT MANAGEMENT LLC	13F	Company	0.55%	200,000	$896,000	—	31 Mar 2025	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	0.53%	190,005	$851,222	—	31 Mar 2025	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.4%	144,600	$647,808	—	31 Mar 2025	13F
Legato Capital Management LLC	13F	Company	0.39%	142,442	$638,140	—	31 Mar 2025	13F
MARSHALL WACE, LLP	13F	Company	0.39%	141,234	$632,727	—	31 Mar 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.31%	112,906	$505,819	—	31 Mar 2025	13F
Nuveen, LLC	13F	Company	0.3%	106,951	$479,141	—	31 Mar 2025	13F
BANK OF MONTREAL /CAN/	13F	Company	0.25%	90,278	$404,445	—	31 Mar 2025	13F
LPL Financial LLC	13F	Company	0.23%	83,009	$371,880	—	31 Mar 2025	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.23%	81,558	$365,380	—	31 Mar 2025	13F
Nicolas Barthelemy	3/4/5	Director	— class O/S missing	28,920	$349,353	—	15 Jun 2022	3/4/5
FNY Investment Advisers, LLC	13F	Company	0.21%	75,489	$338,000	—	31 Mar 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.21%	74,656	$334,459	—	31 Mar 2025	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.19%	69,927	$313,273	—	31 Mar 2025	13F
Bruce & Co., Inc.	13F	Company	0.19%	68,286	$305,921	—	31 Mar 2025	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.18%	65,727	$294,457	—	31 Mar 2025	13F
Bank of New York Mellon Corp	13F	Company	0.14%	51,915	$232,580	—	31 Mar 2025	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.14%	51,838	$232,000	—	31 Mar 2025	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.13%	45,814	$205,247	—	31 Mar 2025	13F
49 WEALTH MANAGEMENT, LLC	13F	Company	0.13%	45,738	$204,906	—	31 Mar 2025	13F
PDT Partners, LLC	13F	Company	0.11%	41,600	$186,368	—	31 Mar 2025	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.11%	41,190	$184,531	—	31 Mar 2025	13F
XTX Topco Ltd	13F	Company	0.11%	38,208	$171,172	—	31 Mar 2025	13F
UBS Group AG	13F	Company	0.1%	37,123	$166,310	—	31 Mar 2025	13F
RHUMBLINE ADVISERS	13F	Company	0.1%	34,522	$154,648	—	31 Mar 2025	13F
Anthony Hunt	3/4/5	Director	— mixed-class rows	50,684 mixed-class rows	$139,895	—	11 Jun 2025	3/4/5
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.08%	30,500	$136,640	—	31 Mar 2025	13F
Fenel M. Eloi	3/4/5	Director	— mixed-class rows	47,413 mixed-class rows	$124,685	—	11 Jun 2025	3/4/5
Jeffrey P. George	3/4/5	Director	— mixed-class rows	47,413 mixed-class rows	$124,685	—	11 Jun 2025	3/4/5
Marcia Eisenberg	3/4/5	Director	— mixed-class rows	41,953 mixed-class rows	$120,700	—	11 Jun 2025	3/4/5

Institutional Holders of 908 Devices Inc. - Common Stock, $0.001 par value (MASS) as of Q2 2025

As of 30 Jun 2025, 908 Devices Inc. - Common Stock, $0.001 par value (MASS) was held by 99 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 24,344,088 shares. The largest 10 holders included AWM Investment Company, Inc., ARK Investment Management LLC, STATE STREET CORP, BlackRock, Inc., VANGUARD GROUP INC, GM Advisory Group, LLC, First Light Asset Management, LLC, GEODE CAPITAL MANAGEMENT, LLC, MARSHALL WACE, LLP, and Tao Capital Management LP. This page lists 99 institutional shareholders reporting positions in this security for the Q2 2025 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2025 vs Q1 2025 Across Filers

Q1 2025 holders

Q2 2025 holders

Holder diff

Investor	Q1 2025 Shares	Q2 2025 Shares	Share Diff	Share Chg %	Q1 2025 Value $	Q2 2025 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.