[SCHEDULE 13G] 908 Devices Inc. SEC Filing

Rhea-AI Filing Summary

SSGA Funds Management, Inc. and State Street Corporation reported beneficial ownership of 908 Devices Inc. common stock. State Street disclosed 2,286,634 shares (6.4% of the class) and SSGA Funds Management disclosed 1,839,877 shares (5.1% of the class). Both reporting persons indicate no sole voting or dispositive power and instead report substantial shared voting and shared dispositive powers (State Street: 2,255,847 shared votes; SSGA: 1,834,577 shared votes). Filers certify these holdings were acquired in the ordinary course of business and not to change or influence control of the issuer.

Positive

• State Street Corporation disclosed a material stake of 2,286,634 shares (6.4%)
• SSGA Funds Management, Inc. disclosed a material stake of 1,839,877 shares (5.1%)
• Filers certify holdings were acquired in the ordinary course and not to influence control

Negative

• Neither reporting person reports any sole voting or sole dispositive power (both report 0 sole powers)

Insights

Financial Analyst

TL;DR: Institutional holders disclosed material passive stakes in 908 Devices without sole control, a neutral corporate-governance signal.

The filing shows two State Street entities reporting meaningful positions: State Street Corporation: 2,286,634 shares (6.4%); SSGA Funds Management, Inc.: 1,839,877 shares (5.1%). Both report 0 sole voting/dispositive power and record shared voting/dispositive authority instead, and explicitly certify the holdings were acquired in the ordinary course and not to influence control. This is a routine institutional disclosure that signals ownership concentration but not activist intent.

Corporate Governance Expert

TL;DR: Disclosures indicate significant institutional ownership but no stated intent to exert control; monitor shared voting alignments.

The schedule identifies the reporting persons and relevant subsidiaries (e.g., SSGA Funds Management, Inc.; State Street Global Advisors Europe Limited; State Street Global Advisors Trust Company) and quantifies shared voting/dispositive powers. The certification in Item 10 states the positions were not acquired to change or influence issuer control. From a governance perspective, this is material ownership information without affirmative control claims.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

908 DEVICES INC

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

65443P102

(CUSIP Number)

06/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 65443P102

1

Names of Reporting Persons

SSGA FUNDS MANAGEMENT, INC.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

MASSACHUSETTS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,834,577.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,839,877.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,839,877.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP No. 65443P102

1

Names of Reporting Persons

STATE STREET CORPORATION

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

MASSACHUSETTS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,255,847.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,286,634.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,286,634.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

6.4 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: 908 DEVICES INC
(b)	Address of issuer's principal executive offices: 645 SUMMER STREET , BOSTON, MASSACHUSETTS, 2210
Item 2.
(a)	Name of person filing: SSGA FUNDS MANAGEMENT, INC.;STATE STREET CORPORATION;
(b)	Address or principal business office or, if none, residence: ONE CONGRESS STREET, SUITE 1, BOSTON MA 02114, UNITED STATES (FOR ALL REPORTING PERSONS)
(c)	Citizenship: MA
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 65443P102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 2286634.00
(b)	Percent of class: 6.4 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 2,255,847
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 2,286,634
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. NOT APPLICABLE
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. SSGA FUNDS MANAGEMENT, INC. (IA);STATE STREET GLOBAL ADVISORS EUROPE LIMITED (IA);STATE STREET GLOBAL ADVISORS TRUST COMPANY (IA);
Item 8.	Identification and Classification of Members of the Group.
	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(K), so indicate under Item 3(k) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group. NOT APPLICABLE
Item 9.	Notice of Dissolution of Group.
	Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5. NOT APPLICABLE

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

SSGA FUNDS MANAGEMENT, INC.

Signature:	BRIAN HARRIS
Name/Title:	CHIEF COMPLIANCE OFFICER
Date:	08/08/2025

STATE STREET CORPORATION

Signature:	ELIZABETH SCHAEFER
Name/Title:	SENIOR VICE PRESIDENT, CHIEF ACCOUNTING OFFICER
Date:	08/08/2025

FAQ

How many shares does State Street report owning in 908 Devices (MASS)?

State Street Corporation reports 2,286,634 shares, representing 6.4% of the class.

How many shares does SSGA Funds Management report owning in 908 Devices (MASS)?

SSGA Funds Management, Inc. reports 1,839,877 shares, representing 5.1% of the class.

Do the filers claim sole voting or dispositive power over the shares?

No. Both filers report 0 sole voting power and 0 sole dispositive power, and disclose shared voting and shared dispositive powers.

Were these holdings reported as acquired to influence control of 908 Devices (MASS)?

No. Item 10 certification states the securities were acquired and are held in the ordinary course of business and not to change or influence control.

Who filed this Schedule 13G for 908 Devices (MASS)?

SSGA Funds Management, Inc. and State Street Corporation are the reporting persons named in the filing.