Security key
252131107
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 626,657
- Total 13F value
- $54,062,302
- Share change
- -4,060
- SEC-reported price per share
- $86.29
- Number of holders
- 41
- Value change
- -$293,646
- Number of buys
- 23
- Number of sells
- 10
- Shares outstanding
- 385,156,449
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
41
Top holders
10
DXCM full security history
Ownership snapshot
Full 13F holder table
DEXCOM INC SEC filings
DEXCOM INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 252131107
Recent filing periods:
Ownership snapshot
Top reported holders of DXCM - DEXCOM INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
28 Sep 2026
13F
13D/G
3/4/5
Lead comparable stake: 8.3%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 8.3%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
8.3%
VANGUARD CAPITAL MANAGEMENT LLC
7.5%
VANGUARD PORTFOLIO MANAGEMENT LLC
5%
Jacob Steven Leach
0.12%
Eric Topol
0.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
8.3%
from 13D/G
|
$2,575,742,626
38,244,137 shares
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
7.5%
|
$1,811,668,090
28,848,218 shares
|
$0 | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
13D/G
Company · Vanguard Portfolio Management
|
5%
from 13D/G
|
$1,323,867,969
19,656,540 shares
|
— | 30 Jun 2026 |
| Jacob Steven Leach |
3/4/5
President, CEO, and Director, Director
|
0.12%
|
$31,398,838
466,204 shares
|
+$1,001,702 | 22 Aug 2026 |
| Eric Topol |
3/4/5
Director
|
0.1%
|
$25,169,246
380,545 shares
|
— | 08 May 2025 |
| Kevin R. Sayer |
3/4/5
Executive Chair, Director
|
0.08%
|
$27,625,381
302,214 shares
|
-$8,303,321 | 20 Aug 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
41
Shares
626,657
Rows available
41
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
972
Q3 2026 holders
41
Holder diff
-931
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend