96 tracked 13F filers disclose a position in MED as of the latest SEC 13F filings, a combined $86.1M 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 | BlackRock, Inc. | $9.6M | 944K | ▲+3.2% Added · +30K sh | Q1 2026 | |
| 2 | RENAISSANCE TECHNOLOGIES LLC | $7.9M | 774K | ▼−0.9% Reduced · −7K sh | Q1 2026 | |
| 3 | Steamboat Capital Partners, LLC | $7.2M | 708K | ▲+156% Added · +431K sh | Q1 2026 | |
| 4 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $6.4M | 632K | ▼−19% Reduced · −145K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $4.5M | 444K | →First observed position No prior filed position | Q1 2026 | |
| 6 | DIMENSIONAL FUND ADVISORS LP | $3.7M | 362K | ▲+11% Added · +36K sh | Q1 2026 | |
| 7 | TWO SIGMA INVESTMENTS, LP | $3.4M | 338K | ▲+321% Added · +258K sh | Q1 2026 | |
| 8 | MORGAN STANLEY | $3.3M | 325K | ▼−2.9% Reduced · −10K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $2.6M | 253K | ▲+2.4% Added · +6K sh | Q1 2026 | |
| 10 | Man Group plc | $2.4M | 236K | ▼−0.1% Reduced · −288 sh | Q1 2026 | |
| 11 | AMERICAN CENTURY COMPANIES INC | $2.3M | 224K | ▲+3.0% Added · +6K sh | Q1 2026 | |
| 12 | STATE STREET CORP | $2.3M | 223K | ▲+0.4% Added · +938 sh | Q1 2026 | |
| 13 | Peapod Lane Capital LLC | $2.4M | 223K | ▲+1.6% Added · +4K sh | Q2 2026 | |
| 14 | VANGUARD PORTFOLIO MANAGEMENT LLC | $2.1M | 203K | →First observed position No prior filed position | Q1 2026 | |
| 15 | Lido Advisors, LLC | $1.9M | 183K | ▼−45% Reduced · −148K sh | Q1 2026 | |
| 16 | Trexquant Investment LP | $1.8M | 180K | ▲+42% Added · +53K sh | Q1 2026 | |
| 17 | D. E. Shaw & Co., Inc. | $1.6M | 161K | ▼−27% Reduced · −59K sh | Q1 2026 | |
| 18 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $1.6M | 157K | ▲+33% Added · +39K sh | Q1 2026 | |
| 19 | GOLDMAN SACHS GROUP INC | $1.6M | 153K | ▼−15% Reduced · −28K sh | Q1 2026 | |
| 20 | AQR CAPITAL MANAGEMENT LLC | $1.5M | 146K | ▲+11% Added · +14K sh | Q1 2026 | |
| 21 | Quinn Opportunity Partners LLC | $1.3M | 127K | —Held | Q1 2026 | |
| 22 | JANE STREET GROUP, LLC | $1.3M | 126K | ▲Added Added · +126K sh | Q1 2026 | |
| 23 | NORTHERN TRUST CORP | $944K | 93K | ▲+5.6% Added · +5K sh | Q1 2026 | |
| 24 | Jump Financial, LLC | $926K | 91K | ▲New +91K sh | Q1 2026 | |
| 25 | BANK OF AMERICA CORP /DE/ | $905K | 89K | ▼−8.9% Reduced · −9K 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, 13 funds opened a new position in MED and 19 added to an existing one, while 10 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 |
|---|---|---|
| NVIDIA CORPNVDA | 29 funds | $13.4B |
| BROADCOM INCAVGO | 29 funds | $4.9B |
| APPLE INCAAPL | 28 funds | $12.3B |
| MICROSOFT CORPMSFT | 28 funds | $10.5B |
| AMAZON.COM INCAMZN | 28 funds | $7.4B |
| ALPHABET INC-CL AGOOGL | 28 funds | $6.5B |
| ALPHABET INC-CL CGOOG | 28 funds | $4.4B |
| META PLATFORMS INC-CLASS AMETA | 28 funds | $4.1B |
| ELI LILLY & COLLY | 28 funds | $2.8B |
| TESLA INCTSLA | 28 funds | $2.5B |
| VISA INC-CLASS A SHARESV | 28 funds | $1.9B |
| ABBVIE INCABBV | 28 funds | $1.9B |
Ranked by how many of MED's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 11, 2026 | SCHLACKMAN SCOTT | Director | Buy (P) | 3K | $31K |
| May 8, 2026 | SCHLACKMAN SCOTT | Director | Buy (P) | 3K | $32K |
| Mar 20, 2026 | Chard Daniel R | Chairman & CEO, Director | Buy (P) | 18K | $179K |
| Jun 13, 2025 | Chard Daniel R | Chairman & CEO, Director | Buy (P) | 381 | $5K |
| Mar 8, 2024 | SCHLACKMAN SCOTT | Director | Sell (S) | 3K | $109K |
| Mar 8, 2024 | SCHLACKMAN SCOTT | Director | Sell (S) | 1K | $51K |
| Nov 7, 2023 | BROWN JEFFREY J | Director | Buy (P) | 58 | $4K |
| Nov 7, 2023 | SCHLACKMAN SCOTT | Director | Buy (P) | 53 | $4K |
| Nov 7, 2023 | Hoer Michael A. | Director | Buy (P) | 50 | $3K |
| Nov 7, 2023 | Thomas Andrea B | Director | Buy (P) | 50 | $3K |
| Nov 3, 2023 | BROWN JEFFREY J | Director | Buy (P) | 97 | $7K |
| Oct 6, 2023 | HALLQUIST CONSTANCE J. | Insider | Sell (S) | 6K | $415K |
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/MED/capital-change-brief"
Use Arkolith's capital_change_brief for MED. 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 MED. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.