Ib Acquisition Corp.-RTSIBACRPreferred / convertible

13F holders, Q1 2026 (March 31)
25holders −4
0new positions
4sold out
1famous investor
$0.11avg. 13F price*

At the end of Q1 2026, 25 institutions reported holding Ib Acquisition Corp.-RTS (IBACR) in their 13F filings, down 4 from Q4 2025. 0 opened new positions and 4 sold out. The largest holders were Wealthspring Capital LLC ($94K), AQR Arbitrage LLC ($76K) and Highbridge Capital Management LLC ($68K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).

Company
Ib Acquisition Corp.-RTS
CUSIP
44934N116
Latest filing quarter
Q2 2026

History

Number of 13F holders

010203040 Q2 2024: 29Q2 2024Q3 2024: 30Q3 2024Q4 2024: 32Q4 2024Q1 2025: 31Q1 2025Q2 2025: 31Q2 2025Q3 2025: 30Q3 2025Q4 2025: 29Q4 2025Q1 2026: 25Q1 2026Q2 2026: 26Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions0$0
Exits4$125K

All 13F filers, Q4 2025 → Q1 2026: 110,216 shares bought and 2,093,700 shares sold, net −1,983,484 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 25 holders
Wealthspring Capital LLC — Reduce -7.6% 859,019 $94K
AQR Arbitrage LLC — Reduce -1.2% 732,521 $76K
Highbridge Capital Management LLC — Reduce -1.7% 621,421 $68K
Toronto Dominion Bank — Add +22.5% 500,000 $55K
Polar Asset Management Partners Inc. — No change 500,000 $55K
Mint Tower Capital Management B.V. — No change 500,000 $55K
Boothbay Fund Management, LLC — Add +0.0% 462,887 $51K
Westchester Capital Management, LLC — No change 349,019 $36K
Clear Street Group Inc. — Add +9.4% 203,154 $22K
Context Capital Management, LLC — No change 200,000 $22K
Periscope Capital Inc. — No change 197,600 $22K
Yakira Capital Management, Inc. — Reduce -1.2% 197,531 $22K
Decagon Asset Management LLP — Reduce -65.3% 159,411 $18K
Rivernorth Capital Management, LLC — No change 150,000 $17K
D. E. Shaw & Co. — No change 150,000 $16K
Wexford Capital LP — No change 139,950 $15K
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 100,000 $11K
Heights Capital Management, Inc. — Reduce -37.8% 100,179 $10K
SkyView Investment Advisors, LLC — No change 75,000 $8K
Flow Traders U.S. LLC — Reduce -11.1% 49,308 $5K
Susquehanna International Group, LLP — Reduce -4.8% 30,772 $3K
Condor Capital Management — Reduce -6.9% 20,194 $2K
Evercore Wealth Management, LLC — No change 19,576 $2K
Two Sigma Securities, LLC — Reduce -0.7% 13,763 $2K
UBS Group AG — Add +1113.1% 1,019 $112

"% of holder's portfolio" is IBACR's weight in each manager's 13F, not the share of Ib Acquisition Corp.-RTS the manager owns.