Dexcom Inc
Held by 13 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 252131107 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide
In plain English: 13 of the investors we track own this stock. In the latest quarter, 5 of them bought more of it and 8 sold some or all of theirs. That tells you what they did last quarter — not what the stock will do next.
Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer
Managers holding
13
-1 vs last quarter (like-for-like)
Total value held
$1.76B
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.1%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
-$147.73M
-10.3% vs last quarter
Net shares bought
-3.7M
Est. net flow -$252.09M
Quarter activity
5 bought · 8 sold
0 new · 1 sold out
Tracked capital in this stock
Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).
Aggregate buying and selling
Net share change reported each quarter
Who owns DXCM?
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Who owns DXCM? — Q2 2026
Holders ranked by position size, with each one's quarter-over-quarter change.
Column filters
| # | Manager | Fund | Shares | Value ↓ | % of their portfolio | QoQ | Δ shares | Δ shares % | Est. Δ value ⓘChange in shares × this quarter's price |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Baillie Gifford | Baillie Gifford & Co | 14.80M | $996.89M | 0.9% | Reduced | -797.9K | -5.1% | -$53.74M |
| 2 | Norges Bank | Norges Bank Investment Management | 6.87M | $462.57M | 0.0% | — | — | — | — |
| 3 | Jim Simons | Renaissance Technologies | 1.63M | $109.83M | 0.2% | Added | +47.8K | +3.0% | +$3.22M |
| 4 | Ken Griffin | Citadel Advisors | 1.21M | $81.61M | 0.0% | Reduced | -880.1K | -42.1% | -$59.28M |
| 5 | Ray Dalio | Bridgewater Associates | 400.93K | $27.00M | 0.1% | Added | +261.2K | +187.0% | +$17.59M |
| 6 | Israel Englander | Millennium Management | 395.39K | $26.63M | 0.0% | Reduced | -1.2M | -75.6% | -$82.63M |
| 7 | Steve Cohen | Point72 Asset Management | 282.84K | $19.05M | 0.0% | Added | +25.5K | +9.9% | +$1.72M |
| 8 | Ron Baron | Baron Capital (BAMCO) | 245.00K | $16.50M | 0.0% | Added | +4.0K | +1.7% | +$269.40K |
| 9 | Ken Fisher | Fisher Asset Management | 61.11K | $4.12M | 0.0% | Reduced | -127.5K | -67.6% | -$8.59M |
| 10 | Fred Alger | Fred Alger Management | 57.97K | $3.90M | 0.0% | Added | +41.2K | +246.1% | +$2.78M |
| 11 | Mario Gabelli | GAMCO Investors | 52.00K | $3.50M | 0.0% | Reduced | -3 | -0.0% | -$202 |
| 12 | Two Sigma | Two Sigma Investments | 46.70K | $3.15M | 0.0% | Reduced | -1.1M | -95.8% | -$71.95M |
| 13 | David Shaw | D.E. Shaw & Co. | 5.68K | $382.48K | 0.0% | Reduced | -22.1K | -79.5% | -$1.49M |
Column filters
| Manager | Fund | Shares sold | Value last quarter ↓ |
|---|---|---|---|
| Matthew McLennan | First Eagle Investment Management | -58 | $3.64K |
Politician trades
Column filters
| Politician | Date | Ticker | Asset | Type | Reported range ⓘThe dollar range the politician reported. Exact amounts are not disclosed. | Est. size ⓘOur estimate only: the midpoint of the reported range. | Owner | Account ⓘSubholding Of: the account the trade was in, as named on the report (e.g. an IRA or a brokerage account). The same stock bought on the same day in different accounts is a separate trade in each account. | Filed ↓ | Filing delay ⓘDays between the trade and the report. Over 45 days is late under the STOCK Act. | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Michael T. McCaul Politician | May 7, 2026 | DXCM | DEXCOM INC scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Jun 10, 2026 | 34 days | PTR ↗ |
| Ro Khanna Politician | May 27, 2026 | DXCM | DEXCOM, INC. CMIN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | — | — | Jun 9, 2026 | 13 days | PTR ↗ |
| Ro Khanna Politician | Apr 24, 2026 | DXCM | DEXCOM, INC. CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | May 11, 2026 | 17 days | PTR ↗ |
| Ro Khanna Politician | Mar 23, 2026 | DXCM | DEXCOM INC CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Apr 7, 2026 | 15 days | PTR ↗ |
| Michael T. McCaul Politician | Feb 4, 2026 | DXCM | DEXCOM INC scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Mar 10, 2026 | 34 days | PTR ↗ |
| Ro Khanna Politician | Jan 29, 2026 | DXCM | DEXCOM,INC.CMN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Feb 6, 2026 | 8 days | PTR ↗ |
| Ro Khanna Politician | Dec 5, 2025 | DXCM | DEXCOM, INC. CMN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Jan 6, 2026 | 32 days | PTR ↗ |
| Ro Khanna Politician | Dec 12, 2025 | DXCM | DEXCOM, INC. CMN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Jan 6, 2026 | 25 days | PTR ↗ |
| Ro Khanna Politician | Sep 29, 2025 | DXCM | DEXCOM,INC.CMN scanned | Sale (partial) | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | — | — | Oct 3, 2025 | 4 days | PTR ↗ |
| Ro Khanna Politician | Aug 4, 2025 | DXCM | DEXCOM, INC. CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Sep 9, 2025 | 36 days | PTR ↗ |
| Jefferson Shreve Politician | May 8, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Purchase | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Self | CRT - Standard Unit Trust | Jun 22, 2025 | 45 days | PTR ↗ |
| Jefferson Shreve Politician | May 12, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Sale | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Self | CRT - Standard Unit Trust | Jun 22, 2025 | 41 days | PTR ↗ |
| Ro Khanna Politician | May 28, 2025 | DXCM | DEXCOM, INC, CMN a scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | — | — | Jun 10, 2025 | 13 days | PTR ↗ |
| Robert P. Bresnahan, Jr. Politician | May 15, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Self | JP Morgan Brokerage Account | Jun 9, 2025 | 25 days | PTR ↗ |
| Ro Khanna Politician | Apr 23, 2025 | DXCM | DEXCOM, INC. CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | May 12, 2025 | 19 days | PTR ↗ |
| Jefferson Shreve Politician | Apr 7, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Sale | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Self | CRT - Standard Unit Trust | May 8, 2025 | 31 days | PTR ↗ |
| Robert P. Bresnahan, Jr. Politician | Apr 8, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Self | JP Morgan Brokerage Account | Apr 28, 2025 | 20 days | PTR ↗ |
| Robert P. Bresnahan, Jr. Politician | Feb 25, 2025 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Self | JP Morgan Brokerage Account | Mar 27, 2025 | 30 days | PTR ↗ |
| Kevin Hern Politician | Dec 31, 2024 | DXCM | DexCom, Inc. - Common Stock (DXCM) [ST] | Sale | $50,001 - $100,000 | Est. $75,000 (midpoint of reported range $50,001–$100,000) | Joint | Hern Family Revocable Trust > Brokerage Investment Account | Jan 15, 2025 | 15 days | PTR ↗ |
| Ro Khanna Politician | Nov 12, 2024 | DXCM | DEXCOM, INC. CMN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | — | — | Dec 5, 2024 | 23 days | PTR ↗ |
| Ro Khanna Politician | Oct 14, 2024 | DXCM | DEXCOM, INC, CMIN scanned | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Child | — | Nov 8, 2024 | 25 days | PTR ↗ |
| Ro Khanna Politician | Oct 11, 2024 | DXCM | DEXCOM, INC. CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Nov 8, 2024 | 28 days | PTR ↗ |
| Ro Khanna Politician | Aug 8, 2024 | DXCM | DEXCOM, INC. CMIN scanned | Sale (partial) | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | — | — | Sep 6, 2024 | 29 days | PTR ↗ |
| Ro Khanna Politician | Aug 2, 2024 | DXCM | DEXCOM, INC. CMIN scanned | Sale (partial) | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Sep 6, 2024 | 35 days | PTR ↗ |
| Ro Khanna Politician | Aug 2, 2024 | DXCM | DEXCOM, INC. CMN scanned | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | — | Sep 6, 2024 | 35 days | PTR ↗ |