LEDS
SemiLEDs CorpCompany with tickers: LEDS
CIK
1333822
CUSIP
816645204
Shares Outstanding
8,257,653
13F Activity (30d)
8 filings
8 filers
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: 9
Total Value: $159,884
Total Shares: 127,909
Institutional Ownership Trend
Holder Concentration
Across 9 13F filers · Δ vs Dec 31, 2025Top Holder
48.2%
−8.4 pts
Top 5
99.9%
+0.2 pts
Top 10
100.0%
0.0 pts
HHI
3,054
Highly concentrated
−787
Quarterly Activity
vs Dec 31, 2025
New
2
Increased
2
Decreased
3
Sold Out
1
Unchanged
2
Holder count:
+1
Institutional value:
+2.8%
Shares held:
+23.3%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Large RENAISSANCE TECHNOLOGIES LLC | +3,000 | 61,700 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | +1,095 | 20,531 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | −820 | 38 | |
| Mid XTX Topco Ltd | −667 | 13,528 | |
| Large Schonfeld Strategic Advisors LLC | −185 | 10,092 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | 21,969 | $27,461 | |
| Small Caitong International Asset Management Co., Ltd | 1 | $1 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Large OSAIC HOLDINGS, INC. | 200 | $300 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Large RENAISSANCE TECHNOLOGIES LLC | $77,125 | 48.24% | 61,700 | Shares | Sole | 2026-05-14 | ||||
| Mega CITADEL ADVISORS LLC | $27,461 | 17.18% | 21,969 | Shares | Defined | 2026-05-15 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $25,663 | 16.05% | 20,531 | Shares | Other | 2026-05-15 | ||||
| Mid XTX Topco Ltd | $16,910 | 10.58% | 13,528 | Shares | Defined | 2026-05-15 | ||||
| Large Schonfeld Strategic Advisors LLC | $12,615 | 7.89% | 10,092 | Shares | Sole | 2026-05-15 | ||||
| Small SHP Wealth Management | $56 | 0.04% | 45 | Shares | Sole | 2026-05-08 | ||||
| Mega UBS Group AG | $47 | 0.03% | 38 | Shares | Defined | 2026-05-05 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $6 | 0.00% | 5 | Shares | Defined | 2026-04-28 | ||||
| Small Caitong International Asset Management Co., Ltd | $1 | 0.00% | 1 | Shares | Sole | 2026-05-11 | ||||
| No holders match your search. | ||||||||||