AUSTIN, TX
IDEAL POWER INC.IPWR— Latest position per institution from SEC 13F filings
15
Institutional holders
6.98M
Total shares held
36.11M
Estimated value
348.84K
Avg. position size
AWM INVESTMENT COMPANY, INC.
CIK 1535264
Shares
1.35M
Value
7.22M
Filed
Jun 30, 2026
AIGH CAPITAL MANAGEMENT LLC
CIK 1835943
Shares
894.73K
Value
4.80M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
660.30K
Value
3.54M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
608.96K
Value
3.26M
Filed
Jun 30, 2026
STIFEL FINANCIAL CORP
CIK 720672
Shares
468.91K
Value
2.51M
Filed
Jun 30, 2026
BLEICHROEDER LP
CIK 1781002
Shares
400K
Value
2.14M
Filed
Jun 30, 2026
ALYESKA INVESTMENT GROUP, L.P.
CIK 1453072
Shares
385.57K
Value
1.09M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
359.09K
Value
1.11M
Filed
Dec 31, 2025
BAIRD FINANCIAL GROUP, INC.
CIK 1648711
Shares
326.07K
Value
1.75M
Filed
Jun 30, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
318.22K
Value
1.71M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
281.11K
Value
1.51M
Filed
Jun 30, 2026
AMH EQUITY LTD
CIK 1600535
Shares
156.40K
Value
785.13K
Filed
Sep 30, 2025
BLACKROCK, INC.
CIK 2012383
Shares
136.17K
Value
729.88K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
120.16K
Value
644.14K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
118.64K
Value
837.63K
Filed
Jun 30, 2024
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
100.75K
Value
540.04K
Filed
Jun 30, 2026
TIMELO INVESTMENT MANAGEMENT INC.
CIK 1851296
Shares
100K
Value
890K
Filed
Mar 31, 2024
POLAR ASSET MANAGEMENT PARTNERS INC.
CIK 1326389
Shares
70.70K
Value
378.95K
Filed
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
64.11K
Value
343.60K
Filed
Jun 30, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
60.74K
Value
325.56K
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | AWM INVESTMENT COMPANY, INC. | 1535264 | 1.35M | 7.22M | Jun 30, 2026 |
| 2 | AIGH CAPITAL MANAGEMENT LLC | 1835943 | 894.73K | 4.80M | Jun 30, 2026 |
| 3 | GOLDMAN SACHS GROUP INC | 886982 | 660.30K | 3.54M | Jun 30, 2026 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 608.96K | 3.26M | Jun 30, 2026 |
| 5 | STIFEL FINANCIAL CORP | 720672 | 468.91K | 2.51M | Jun 30, 2026 |
| 6 | BLEICHROEDER LP | 1781002 | 400K | 2.14M | Jun 30, 2026 |
| 7 | ALYESKA INVESTMENT GROUP, L.P. | 1453072 | 385.57K | 1.09M | Mar 31, 2026 |
| 8 | VANGUARD GROUP INC | 102909 | 359.09K | 1.11M | Dec 31, 2025 |
| 9 | BAIRD FINANCIAL GROUP, INC. | 1648711 | 326.07K | 1.75M | Jun 30, 2026 |
| 10 | MARSHALL WACE, LLP | 1318757 | 318.22K | 1.71M | Jun 30, 2026 |
| 11 | JANE STREET GROUP, LLC | 1595888 | 281.11K | 1.51M | Jun 30, 2026 |
| 12 | AMH EQUITY LTD | 1600535 | 156.40K | 785.13K | Sep 30, 2025 |
| 13 | BLACKROCK, INC. | 2012383 | 136.17K | 729.88K | Jun 30, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 120.16K | 644.14K | Jun 30, 2026 |
| 15 | BLACKROCK FINANCE, INC. | 1364742 | 118.64K | 837.63K | Jun 30, 2024 |
| 16 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 100.75K | 540.04K | Jun 30, 2026 |
| 17 | TIMELO INVESTMENT MANAGEMENT INC. | 1851296 | 100K | 890K | Mar 31, 2024 |
| 18 | POLAR ASSET MANAGEMENT PARTNERS INC. | 1326389 | 70.70K | 378.95K | Jun 30, 2026 |
| 19 | VANGUARD FIDUCIARY TRUST CO | 933478 | 64.11K | 343.60K | Jun 30, 2026 |
| 20 | BANK OF AMERICA CORP /DE/ | 70858 | 60.74K | 325.56K | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.