Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in SIMAU held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Yakira Capital Management, Inc. | 98K | $1.1M | -1.6% | 0.428% | 0.31% |
| 2 | Clear Street Group Inc. | 2K | $25K | +1150.5% | 0.010% | 0.00% |
| 3 | UBS Group AG | 2K | $20K | 0.0% | 0.008% | 0.00% |
| 4 | BARCLAYS PLC | 654 | $7K | 0.0% | 0.003% | 0.00% |
| 5 | Magnetar Financial LLC | 4 | $48 | — | 0.000% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in SIMAU — a direct measure of their conviction.
Filings activity in SIMAU during Q1 2026, grouped by how each filer changed its position.
Institutions that fully closed their SIMAU position in Q1 2026
No institutional exits this quarter.
7 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 5 | +25% | 0.43% | +0.00 pp | $1M | +1.8% |
| Q4 2025 | 4 | 20% | 0.43% | +0.00 pp | $1M | 0.1% |
| Q3 2025 | 5 | 29% | 0.43% | 0.02 pp | $1M | 4.8% |
| Q2 2025 | 7 | 36% | 0.45% | 8.79 pp | $1M | 95% |
| Q1 2025 | 11 | 8.3% | 9.24% | 4.13 pp | $24M | 31% |
| Q4 2024 | 12 | 48% | 13.37% | 11.38 pp | $34M | 46% |
| Q3 2024 | 23 | — | 24.75% | — | $64M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying SIMAU stock.
Based on Q1 2026 13F filings, institutional ownership of SIM Acquisition Corp. I Unit stands at 0.4%, held across 5 reporting institutions.
Yakira Capital Management, Inc. is the largest reported institutional holder of SIMAU, with approximately 98,360 shares worth $0.00B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of SIMAU.
Our composite Smart Money Score for SIMAU is 52 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
1 institutions opened new positions in SIMAU during Q1 2026, while 0 fully exited. 3 added to existing positions and 1 trimmed.
SIMAU institutional ownership rose by 0.00 percentage points quarter-over-quarter, with a net change of +1 holders.
The top 10 institutions account for 100.0% of all reported 13F value in SIMAU, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
SIM Acquisition Corp. I Unit (SIMAU) Institutional Ownership