IPWR
Ideal Power Inc.
$4.22
-0.28 (-6.22%)
At close · Jul 16
Market Cap
$51.30M
Shares
12,155,901
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 30
Total Value: $15,231,858
Total Shares: 5,382,288
Institutional Ownership Trend
25 quarters
Holder Concentration
Across 29 13F filers · Δ vs Dec 31, 2025Top Holder
28.5%
−7.3 pts
Top 5
80.4%
−5.7 pts
Top 10
94.5%
−0.8 pts
HHI
1,849
Moderately concentrated−297
Quarterly Activity
vs Dec 31, 2025
New
9
Increased
9
Decreased
4
Sold Out
5
Unchanged
8
Holder count:
+4
Institutional value:
+124.6%
Shares held:
+145.3%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Small AIGH Capital Management LLC | +689,707 | 1,181,696 | |
| Small AWM Investment Company, Inc. | +410,755 | 1,196,849 | |
| Small Bleichroeder LP | +167,000 | 300,000 | |
| Large STIFEL FINANCIAL CORP | +57,554 | 81,452 | |
| Mega MORGAN STANLEY | +21,000 | 21,060 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid AlphaCore Capital LLC | −4,253 | 14,234 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | −2,905 | 11,764 | |
| Small Westside Investment Management, Inc. | −614 | 386 | |
| Mega UBS Group AG | −237 | 22,409 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| — Orin Hirschman | 1,181,696 | $3,344,199 | |
| Large Alyeska Investment Group, L.P. | 385,571 | $1,091,165 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 314,438 | $889,859 | |
| Mega GOLDMAN SACHS GROUP INC | 237,249 | $671,414 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 42,513 | $120,311 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD GROUP INC | 359,089 | $1,109,584 | |
| Mega DIMENSIONAL FUND ADVISORS LP | 11,272 | $34,829 | |
| Large Cetera Investment Advisers | 10,060 | $31,085 | |
| Mega BANK OF AMERICA CORP /DE/ | 1,043 | $3,222 | |
| Mid Geneos Wealth Management Inc. | 210 | $648 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small AWM Investment Company, Inc. | $3,387,082 | 22.24% | 1,196,849 | Shares | Sole | 2026-05-15 | ||||
| — Orin Hirschman | $3,344,199 | 21.96% | 1,181,696 | Shares | Sole | 2026-04-27 | ||||
| Small AIGH Capital Management LLC | $3,344,198 | 21.96% | 1,181,696 | Shares | Other | 2026-04-30 | ||||
| Large Alyeska Investment Group, L.P. | $1,091,165 | 7.16% | 385,571 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $889,859 | 5.84% | 314,438 | Shares | Defined | 2026-05-15 | ||||
| Small Bleichroeder LP | $849,000 | 5.57% | 300,000 | Shares | Sole | 2026-05-14 | ||||
| Mega GOLDMAN SACHS GROUP INC | $671,414 | 4.41% | 237,249 | Shares | Defined | 2026-05-15 | ||||
| Mega BlackRock, Inc. | $343,920 | 2.26% | 121,527 | Shares | Sole | 2026-05-13 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $280,863 | 1.84% | 99,245 | Shares | Defined | 2026-05-15 | ||||
| Large STIFEL FINANCIAL CORP | $230,509 | 1.51% | 81,452 | Shares | Defined | 2026-05-12 | ||||
| Small Cable Car Capital, LP | $141,500 | 0.93% | 50,000 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $120,311 | 0.79% | 42,513 | Shares | Defined | 2026-05-08 | ||||
| Mega NORTHERN TRUST CORP Bank | $75,554 | 0.50% | 26,698 | Shares | Defined | 2026-05-14 | ||||
| Mega JANE STREET GROUP, LLC | $68,074 | 0.45% | 24,055 | Shares | Defined | 2026-05-12 | ||||
| Mega UBS Group AG | $63,417 | 0.42% | 22,409 | Shares | Defined | 2026-05-05 | ||||
| Mega STATE STREET CORP | $61,827 | 0.41% | 21,847 | Shares | Defined | 2026-05-15 | ||||
| Mega MORGAN STANLEY | $59,599 | 0.39% | 21,060 | Shares | Defined | 2026-05-15 | ||||
| Mid BAILARD, INC. | $57,632 | 0.38% | 20,365 | Shares | Sole | 2026-05-11 | ||||
| Small Resurgent Financial Advisors LLC | $56,713 | 0.37% | 20,040 | Shares | Sole | 2026-05-13 | ||||
| Mid AlphaCore Capital LLC | $40,282 | 0.26% | 14,234 | Shares | Sole | 2026-05-15 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $33,292 | 0.22% | 11,764 | Shares | Other | 2026-05-15 | ||||
| Small FNY Investment Advisers, LLC | $9,627 | 0.06% | 3,402 | Shares | Sole | 2026-04-15 | ||||
| Mega Vanguard Global Advisers, LLC | $6,050 | 0.04% | 2,138 | Shares | Defined | 2026-05-08 | ||||
| Mega ROYAL BANK OF CANADA Bank | $1,415 | 0.01% | 500 | Shares | Defined | 2026-05-15 | ||||
| Small Westside Investment Management, Inc. | $1,092 | 0.01% | 386 | Shares | Sole | 2026-05-04 | ||||
| Large JONES FINANCIAL COMPANIES LLLP | $868 | 0.01% | 307 | Shares | Sole | 2026-05-15 | ||||
| Large OSAIC HOLDINGS, INC. | $849 | 0.01% | 300 | Shares | Defined | 2026-05-15 | ||||
| Mega WELLS FARGO & COMPANY/MN | $849 | 0.01% | 300 | Shares | Defined | 2026-05-11 | ||||
| Mid Tower Research Capital LLC (TRC) | $611 | 0.00% | 216 | Shares | Defined | 2026-05-15 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $87 | 0.00% | 31 | Shares | Defined | 2026-04-28 | ||||
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