ACTON, MA
INSULET CORPPODD— Latest position per institution from SEC 13F filings
15
Institutional holders
66.78M
Total shares held
9.17B
Estimated value
3.34M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
14.56M
Value
95.65K
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
8.70M
Value
2.47B
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
6.69M
Value
1.02B
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
6.06M
Value
1.22B
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
4.53M
Value
688.98M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
3.20M
Value
486.83M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.08M
Value
468.31M
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
2.46M
Value
373.79M
Filed
Jun 30, 2026
BAILLIE GIFFORD & CO
CIK 1088875
Shares
2.04M
Value
310.94M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2M
Value
303.97M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.90M
Value
289.84M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
1.69M
Value
258.01M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
1.51M
Value
230.23K
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.48M
Value
225.19M
Filed
Jun 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
1.47M
Value
223.97M
Filed
Jun 30, 2026
CLEARBRIDGE INVESTMENTS, LLC
CIK 1348883
Shares
1.32M
Value
200.88M
Filed
Jun 30, 2026
SOLEUS CAPITAL MANAGEMENT, L.P.
CIK 1802630
Shares
1.05M
Value
159.71M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
1.05M
Value
159.56M
Filed
Jun 30, 2026
JUPITER ASSET MANAGEMENT LTD
CIK 1215838
Shares
1.03M
Value
156.31M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
964.30K
Value
146.81M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 14.56M | 95.65K | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 8.70M | 2.47B | Dec 31, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 6.69M | 1.02B | Jun 30, 2026 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 6.06M | 1.22B | Jun 30, 2024 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 4.53M | 688.98M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 3.20M | 486.83M | Jun 30, 2026 |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.08M | 468.31M | Jun 30, 2026 |
| 8 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 2.46M | 373.79M | Jun 30, 2026 |
| 9 | BAILLIE GIFFORD & CO | 1088875 | 2.04M | 310.94M | Jun 30, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2M | 303.97M | Jun 30, 2026 |
| 11 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.90M | 289.84M | Jun 30, 2026 |
| 12 | INVESCO LTD. | 914208 | 1.69M | 258.01M | Jun 30, 2026 |
| 13 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 1.51M | 230.23K | Jun 30, 2026 |
| 14 | MORGAN STANLEY | 895421 | 1.48M | 225.19M | Jun 30, 2026 |
| 15 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 1.47M | 223.97M | Jun 30, 2026 |
| 16 | CLEARBRIDGE INVESTMENTS, LLC | 1348883 | 1.32M | 200.88M | Jun 30, 2026 |
| 17 | SOLEUS CAPITAL MANAGEMENT, L.P. | 1802630 | 1.05M | 159.71M | Jun 30, 2026 |
| 18 | NORGES BANK | 1374170 | 1.05M | 159.56M | Jun 30, 2026 |
| 19 | JUPITER ASSET MANAGEMENT LTD | 1215838 | 1.03M | 156.31M | Jun 30, 2026 |
| 20 | FMR LLC | 315066 | 964.30K | 146.81M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.