How many institutions held MASS - 908 Devices Inc. - Common Stock par value $0.001 per share in Q4 2021?

85 institutional investors reported MASS - 908 Devices Inc. - Common Stock par value $0.001 per share for Q4 2021. Use the holders table for investor-level position and value details.

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

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

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

CUSIP: 65443P102

Q4 2021 13F Holders as of 31 Dec 2021

Type / Class: Equity / Common Stock par value $0.001 per share
Shares outstanding: 37,968,732
Total 13F shares: 18,995,645
Share change: +3,026,298
Total reported value: $489,930,434
Put/Call ratio: 12%
Price per share: $25.87
Number of holders: 85
Value change: +$76,545,064
Number of buys: 59
Number of sells: 25

Quarterly Holders Quick Answers

What is CUSIP 65443P102?
CUSIP 65443P102 identifies MASS - 908 Devices Inc. - Common Stock par value $0.001 per share 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: Q1 2022
Previous quarter: Q3 2021

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 par value $0.001 per share (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
BlackRock Finance, Inc.	13F	Company	8.8%	3,324,323	$108,109,000	—	30 Sep 2021	13F
ARK Investment Management LLC	13F	Company	7.2%	2,750,877	$89,459,000	—	30 Sep 2021	13F
EVENTIDE ASSET MANAGEMENT, LLC	13F	Company	1.8%	682,271	$22,187,000	—	30 Sep 2021	13F
VANGUARD GROUP INC	13F	Company	1.7%	650,361	$21,150,000	—	30 Sep 2021	13F
Granahan Investment Management, LLC	13F	Company	1.7%	631,752	$20,545,000	—	30 Sep 2021	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.6%	592,513	$19,269,000	—	30 Sep 2021	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	1.5%	572,092	$18,604,000	—	30 Sep 2021	13F
Tao Capital Management LP	13F	Company	1.5%	568,981	$18,504,000	—	30 Sep 2021	13F
Amova Asset Management Americas, Inc.	13F	Company	1.5%	572,092	$18,044,000	—	30 Sep 2021	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	1.2%	437,426	$14,225,000	—	30 Sep 2021	13F
Casdin Capital, LLC	13F	Company	1.1%	406,502	$13,219,000	—	30 Sep 2021	13F
STATE STREET CORP	13F	Company	1%	378,847	$12,320,000	—	30 Sep 2021	13F
FMR LLC	13F	Company	0.97%	369,100	$12,003,000	—	30 Sep 2021	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.91%	347,090	$11,293,000	—	30 Sep 2021	13F
Sands Capital Alternatives, LLC	13F	Company	0.86%	326,427	$10,615,000	—	30 Sep 2021	13F
Nicholas Investment Partners, LP	13F	Company	0.76%	287,815	$9,360,000	—	30 Sep 2021	13F
TimesSquare Capital Management, LLC	13F	Company	0.68%	256,830	$8,352,000	—	30 Sep 2021	13F
PRIMECAP MANAGEMENT CO/CA/	13F	Company	0.61%	230,219	$7,487,000	—	30 Sep 2021	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.57%	214,848	$6,986,000	—	30 Sep 2021	13F
PURA VIDA INVESTMENTS, LLC	13F	Company	0.48%	180,888	$5,882,000	—	30 Sep 2021	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.46%	173,066	$5,628,000	—	30 Sep 2021	13F
M&G INVESTMENT MANAGEMENT LTD	13F	Company	0.39%	149,914	$4,947,000	—	30 Sep 2021	13F
EMERALD ADVISERS, LLC	13F	Company	0.35%	132,769	$4,318,000	—	30 Sep 2021	13F
NORTHERN TRUST CORP	13F	Company	0.33%	126,079	$4,100,000	—	30 Sep 2021	13F
Capital World Investors	13F	Company	0.3%	112,500	$3,659,000	—	30 Sep 2021	13F
PLATINUM INVESTMENT MANAGEMENT LTD	13F	Company	0.27%	100,961	$3,283,000	—	30 Sep 2021	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.25%	95,368	$3,101,000	—	30 Sep 2021	13F
Allianz Asset Management GmbH	13F	Company	0.25%	94,242	$3,065,000	—	30 Sep 2021	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.25%	93,686	$3,047,000	—	30 Sep 2021	13F
Rafferty Asset Management, LLC	13F	Company	0.21%	80,618	$2,622,000	—	30 Sep 2021	13F
SEGALL BRYANT & HAMILL, LLC	13F	Company	0.21%	77,979	$2,536,000	—	30 Sep 2021	13F
VOLORIDGE INVESTMENT MANAGEMENT, LLC	13F	Company	0.2%	77,702	$2,527,000	—	30 Sep 2021	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.18%	68,416	$2,225,000	—	30 Sep 2021	13F
SECTORAL ASSET MANAGEMENT INC	13F	Company	0.17%	64,250	$2,089,000	—	30 Sep 2021	13F
JANE STREET GROUP, LLC	13F	Company	0.15%	58,526	$1,904,000	—	30 Sep 2021	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.15%	56,639	$1,842,000	—	30 Sep 2021	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.15%	56,154	$1,826,000	—	30 Sep 2021	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.14%	52,374	$1,703,000	—	30 Sep 2021	13F
Bank of New York Mellon Corp	13F	Company	0.13%	48,106	$1,565,000	—	30 Sep 2021	13F
MORGAN STANLEY	13F	Company	0.13%	47,725	$1,552,000	—	30 Sep 2021	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.11%	43,021	$1,399,000	—	30 Sep 2021	13F
Nuveen Asset Management, LLC	13F	Company	0.1%	36,922	$1,324,000	—	30 Sep 2021	13F
RTW INVESTMENTS, LP	13F	Company	0.11%	40,000	$1,301,000	—	30 Sep 2021	13F
MARSHALL WACE, LLP	13F	Company	0.1%	36,835	$1,197,000	—	30 Sep 2021	13F
Meridian Financial Partners LLC	13F	Company	0.09%	34,124	$1,094,000	—	30 Sep 2021	13F
Weiss Multi-Strategy Advisers LLC	13F	Company	0.05%	18,301	$595,000	—	30 Sep 2021	13F
Jefferies Group LLC	13F	Company	0.05%	17,500	$569,100	—	30 Sep 2021	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.05%	17,360	$564,000	—	30 Sep 2021	13F
Marshall Wace North America L.P.	13F	Company	0.04%	15,990	$520,000	—	30 Sep 2021	13F
Ensign Peak Advisors, Inc	13F	Company	0.04%	15,000	$488,000	—	30 Sep 2021	13F

Institutional Holders of 908 Devices Inc. - Common Stock par value $0.001 per share (MASS) as of Q4 2021

As of 31 Dec 2021, 908 Devices Inc. - Common Stock par value $0.001 per share (MASS) was held by 85 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 18,995,645 shares. The largest 10 holders included BlackRock Inc., ARK Investment Management LLC, EVENTIDE ASSET MANAGEMENT, LLC, VANGUARD GROUP INC, Granahan Investment Management, LLC, FRED ALGER MANAGEMENT, LLC, Tao Capital Management LP, Nikko Asset Management Americas, Inc., Sumitomo Mitsui Trust Holdings, Inc., and PLATINUM INVESTMENT MANAGEMENT LTD. This page lists 85 institutional shareholders reporting positions in this security for the Q4 2021 filing period.

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

Compare Q4 2021 vs Q3 2021 Across Filers

Q3 2021 holders

Q4 2021 holders

Holder diff

Investor	Q3 2021 Shares	Q4 2021 Shares	Share Diff	Share Chg %	Q3 2021 Value $	Q4 2021 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.