Security key
875372203
TANDEM DIABETES CARE INC - Common Stock, par value $0.001 per share (TNDM)
CUSIP: 875372203
Q3 2021 13F Holders as of 30 Sep 2021
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 61,294,210
- Total 13F value
- $7,318,019,845
- Share change
- +2,209,489
- Put/Call ratio
- 95%
- SEC-reported price per share
- $119.38
- Number of holders
- 331
- Value change
- +$274,585,725
- Number of buys
- 177
- Number of sells
- 139
- Shares outstanding
- 68,947,349
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2021
Institutions
331
Top holders
10
TNDM full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2021
Previous quarter: Q2 2021
TANDEM DIABETES CARE INC SEC filings
TANDEM DIABETES CARE INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 875372203
Recent filing periods:
Ownership snapshot
Top reported holders of TNDM - TANDEM DIABETES CARE INC - Common Stock, par value $0.001 per share (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
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
30 Jun 2021
13F
Lead comparable stake: 8.7%
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC leads the comparable SEC ownership view at 8.7%.
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 FMR LLC's linked filing trail.
Comparable ownership
Top 5
FMR LLC
8.7%
VANGUARD GROUP INC
8.1%
Jackson Square Partners, LLC
5.3%
BlackRock Finance, Inc.
5.1%
Capital World Investors
4.8%
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 |
|---|---|---|---|---|---|
| FMR LLC |
13F
Company
|
8.7%
|
$583,878,000
5,994,644 shares
|
— | 30 Jun 2021 |
| VANGUARD GROUP INC |
13F
Company
|
8.1%
|
$545,879,000
5,604,505 shares
|
— | 30 Jun 2021 |
| Jackson Square Partners, LLC |
13F
Company
|
5.3%
|
$352,889,000
3,623,094 shares
|
— | 30 Jun 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
5.1%
|
$343,136,000
3,522,962 shares
|
— | 30 Jun 2021 |
| Capital World Investors |
13F
Company
|
4.8%
|
$319,151,000
3,276,704 shares
|
— | 30 Jun 2021 |
| CREDIT SUISSE AG/ |
13F
Company
|
2.4%
|
$163,863,000
1,682,377 shares
|
— | 30 Jun 2021 |
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 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
331
Shares
61,294,210
Rows available
331
| 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 2021 vs Q2 2021 Across Filers
Q2 2021 holders
295
Q3 2021 holders
331
Holder diff
36
| Investor | Q2 2021 Shares | Q3 2021 Shares | Share Diff | Share Chg % | Q2 2021 value | Q3 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend