80 tracked 13F filers disclose a position in MRAM as of the latest SEC 13F filings, a combined $87.6M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | AWM Investment Company, Inc. | $18.3M | 2.1M | ▼−2.3% Reduced · −49K sh | Q1 2026 | |
| 2 | Lynrock Lake LP | $8.5M | 970K | ▼−44% Reduced · −766K sh | Q1 2026 | |
| 3 | MARSHALL WACE, LLP | $7.6M | 864K | ▲+281% Added · +637K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $7.1M | 812K | →First observed position No prior filed position | Q1 2026 | |
| 5 | D. E. Shaw & Co., Inc. | $4.5M | 509K | ▲+14% Added · +63K sh | Q1 2026 | |
| 6 | DIMENSIONAL FUND ADVISORS LP | $3.6M | 409K | ▲+13% Added · +47K sh | Q1 2026 | |
| 7 | BlackRock, Inc. | $3.1M | 352K | ▼−20% Reduced · −86K sh | Q1 2026 | |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $2.9M | 334K | ▲+28% Added · +73K sh | Q1 2026 | |
| 9 | Qube Research & Technologies Ltd | $2.9M | 328K | ▲+170% Added · +206K sh | Q1 2026 | |
| 10 | JANE STREET GROUP, LLC | $2.7M | 310K | ▲+68% Added · +126K sh | Q1 2026 | |
| 11 | MILLENNIUM MANAGEMENT LLC | $2.7M | 308K | ▲+41% Added · +90K sh | Q1 2026 | |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $2.3M | 261K | ▲+6.2% Added · +15K sh | Q1 2026 | |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | $2.0M | 227K | ▲+2.7% Added · +6K sh | Q1 2026 | |
| 14 | BANK OF AMERICA CORP /DE/ | $1.9M | 219K | ▲+783% Added · +195K sh | Q1 2026 | |
| 15 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $1.7M | 192K | ▼−25% Reduced · −65K sh | Q1 2026 | |
| 16 | Longaeva Partners L.P. | $1.5M | 173K | ▲New +173K sh | Q1 2026 | |
| 17 | VANGUARD FIDUCIARY TRUST CO | $974K | 111K | →First observed position No prior filed position | Q1 2026 | |
| 18 | ROYAL BANK OF CANADA | $879K | 100K | ▼−40% Reduced · −65K sh | Q1 2026 | |
| 19 | TWO SIGMA INVESTMENTS, LP | $869K | 99K | ▼−14% Reduced · −17K sh | Q1 2026 | |
| 20 | MORGAN STANLEY | $854K | 97K | ▲+48% Added · +31K sh | Q1 2026 | |
| 21 | STATE STREET CORP | $759K | 86K | ▲+1.3% Added · +1K sh | Q1 2026 | |
| 22 | CITADEL ADVISORS LLC | $703K | 80K | ▲+37% Added · +22K sh | Q1 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $654K | 74K | ▼−29% Reduced · −31K sh | Q1 2026 | |
| 24 | NORTHERN TRUST CORP | $637K | 72K | —Held | Q1 2026 | |
| 25 | 683 Capital Management, LLC | $615K | 70K | ▼−36% Reduced · −40K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 9 funds opened a new position in MRAM and 17 added to an existing one, while 12 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 31 funds | $9.7B |
| MICROSOFT CORPMSFT | 30 funds | $10.5B |
| ALPHABET INC-CL AGOOGL | 30 funds | $6.6B |
| ELI LILLY & COLLY | 30 funds | $2.8B |
| COSTCO WHOLESALE CORPCOST | 30 funds | $2.6B |
| UNITEDHEALTH GROUP INCUNH | 30 funds | $1.4B |
| AIRBNB INC-CLASS AABNB | 30 funds | $804.4M |
| NVIDIA CORPNVDA | 29 funds | $15.5B |
| META PLATFORMS INC-CLASS AMETA | 29 funds | $5.0B |
| VISA INC-CLASS A SHARESV | 29 funds | $2.4B |
| HOME DEPOT INCHD | 29 funds | $2.0B |
| PALANTIR TECHNOLOGIES INC-APLTR | 29 funds | $1.7B |
Ranked by how many of MRAM's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 6, 2026 | Cooper William Earl | Chief Financial Officer | Sell (S) | 2K | $36K |
| Jul 6, 2026 | Dougherty Sean Michael | Vice President, Sales | Sell (S) | 422 | $8K |
| Jul 6, 2026 | Aggarwal Sanjeev | President and CEO, Director | Sell (S) | 36K | $713K |
| May 29, 2026 | FINCH LAWRENCE G | Director | Sell (S) | 268K | $7.1M |
| May 29, 2026 | FINCH LAWRENCE G | Director | Sell (S) | 400 | $11K |
| May 20, 2026 | Cooper William Earl | Chief Financial Officer | Sell (S) | 10K | $291K |
| May 20, 2026 | RIBAR GEOFFREY G | Director | Sell (S) | 27K | $794K |
| May 18, 2026 | Aggarwal Sanjeev | President and CEO, Director | Sell (S) | 83K | $2.7M |
| May 18, 2026 | Aggarwal Sanjeev | President and CEO, Director | Sell (S) | 19K | $636K |
| May 15, 2026 | HAWK GLEN | Director | Sell (S) | 17K | $645K |
| May 15, 2026 | HAWK GLEN | Director | Sell (S) | 21K | $814K |
| May 15, 2026 | HAWK GLEN | Director | Sell (S) | 9K | $369K |
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/MRAM/capital-change-brief"
Use Arkolith's capital_change_brief for MRAM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MRAM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.