Concord Acq Class A -CW28GCTS.WSPreferred / convertible
13F holders, Q4 2025 (December 31)31holders
2new positions
2sold out
1famous investor
$0.08avg. 13F price*
At the end of Q4 2025, 31 institutions reported holding Concord Acq Class A -CW28 (GCTS.WS) in their 13F filings, unchanged from Q3 2025. 2 opened new positions and 2 sold out. The largest holders were Toronto Dominion Bank ($277K), LMR Partners LLP ($124K) and Aristeia Capital, L.L.C. ($120K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).
- Company
- Concord Acq Class A -CW28
- Filed as
- GCT SEMICONDUCTOR HLDG INC (Q4 2025)
- CUSIP
- 36170N115
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $4K |
| Exits | 2 | $88K |
All 13F filers, Q3 2025 → Q4 2025: 129,718 shares bought and 731,321 shares sold, net −601,603 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 31 holders
| Toronto Dominion Bank | — | Add +1.7% | 3,689,735 | $277K |
| LMR Partners LLP | — | No change | 1,644,337 | $124K |
| Aristeia Capital, L.L.C. | — | No change | 1,457,677 | $120K |
| Saba Capital Management, L.P. | — | No change | 710,648 | $59K |
| K2 Principal Fund, L.P. | — | No change | 683,091 | $55K |
| 683 Capital Management, LLC | — | Reduce -8.0% | 703,443 | $53K |
| Ionic Capital Management LLC | — | No change | 673,000 | $51K |
| Zazove Associates LLC | — | Reduce -8.5% | 611,744 | $51K |
| D. E. Shaw & Co. | — | No change | 575,000 | $43K |
| Sculptor Capital LP | — | No change | 493,000 | $41K |
| Sandia Investment Management LP | — | Reduce -12.7% | 349,398 | $26K |
| Diametric Capital, LP | — | No change | 310,667 | $23K |
| Calamos Advisors LLC | — | No change | 225,000 | $17K |
| Glazer Capital, LLC | — | No change | 209,417 | $16K |
| Context Capital Management, LLC | — | No change | 172,160 | $13K |
| Clear Street Group Inc. | — | Reduce -21.5% | 137,018 | $10K |
| TENOR CAPITAL MANAGEMENT Co., L.P. | — | No change | 125,000 | $9K |
| Moore Capital Management, LP | — | No change | 125,000 | $9K |
| Liberty Mutual Group Asset Management Inc. | — | No change | 125,000 | $9K |
| Greenland Capital Management LP | — | No change | 117,048 | $9K |
| Dupont Capital Management Corp. | — | No change | 75,000 | $6K |
| Bracebridge Capital, LLC | — | No change | 75,000 | $6K |
| Polar Asset Management Partners Inc. | — | Reduce -1.2% | 64,611 | $5K |
| Shaolin Capital Management LLC | — | New | 51,462 | $4K |
| Quarry LP | — | Reduce -56.8% | 38,731 | $3K |
| Wolverine Asset Management LLC | — | Add +81.9% | 34,910 | $3K |
| StoneX Group Inc. | — | Reduce -8.1% | 32,679 | $2K |
| Boussard & Gavaudan Investment Management LLP | — | No change | 25,000 | $2K |
| Morgan Stanley | — | No change | 20,734 | $2K |
| UBS Group AG | — | New | 339 | $25 |
| Bank of America Corp. | — | No change | 166 | $12 |
"% of holder's portfolio" is GCTS.WS's weight in each manager's 13F, not the share of Concord Acq Class A -CW28 the manager owns.