908 Devices Inc. — Institutional Ownership

Which tracked institutions hold MASS, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

20
Funds holding
$35727772
Total value held
Buying
14 added/new · 6 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $16914853 1944236 +176920 +10.01%
2 State Street Corp $5277072 606560 -19332 -3.09%
3 Morgan Stanley $3515486 404078 +30820 +8.26%
4 Northern Trust Corp $2317828 266417 +25085 +10.39%
5 Bank Of America Corp /De/ $2183935 251027 +225949 +900.98%
6 Raymond James Financial Inc $1455928 167348 -9172 -5.20%
7 Bank Of Montreal /Can/ $759911 87346 -29 -0.03%
8 Sei Investments Co $676155 77719 -87175 -52.87%
9 Ubs Group Ag $673519 77416 +77416 NEW BUY
10 Goldman Sachs Group Inc $663201 76230 -34982 -31.46%
11 Bank Of New York Mellon Corp $632992 72758 +13717 +23.23%
12 Wells Fargo & Company/Mn $212032 24372 +13892 +132.56%
13 Invesco Ltd. $130152 14960 +14960 NEW BUY
14 Citigroup Inc $116832 13429 +12809 +2065.97%
15 Jpmorgan Chase & Co $110645 12559 +1259 +11.14%
16 Barclays Plc $44422 5106 +128 +2.57%
17 Royal Bank Of Canada $37000 4175 +3757 +898.80%
18 Federated Hermes, Inc. $4437 510 +510 NEW BUY
19 Pnc Financial Services Group, Inc. $1314 151 -5 -3.21%
20 Amalgamated Financial Corp. $58 3048 +3048 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.