Stock
Perimeter Acquisition Corp I
Ticker not mapped · held by 52 managers
Reported value
$220.4M
Holders
52
+7 new · −8 exited
Holders’ est. mark
−$471.4K
Price effect on 45 books still in the name
Largest holder
$25M
Harraden Circle Investments, LLC
Notable conviction
Share of each notable manager’s 13F book.
- Citadel0.0% · $112.1K
Holder count by quarter
Who holds it
Notable only| Investor | Shares | Value | Est. mark | Change |
|---|---|---|---|---|
| Harraden Circle Investments, LLC | 2.44M | $25M | −$46K | Added$1.39M |
| Fort Baker Capital Management LP | 1.57M | $16.1M | −$16K | Added$7.92M |
| Magnetar Financial LLC | 1.5M | $15.4M | −$45K | Cut−$45K |
| Alberta Investment Management Corp | 1.5M | $15.4M | −$45K | Cut−$45K |
| Linden Advisors LP | 1.5M | $15.4M | −$45K | Cut−$45K |
| MOORE CAPITAL MANAGEMENT, LP | 1.2M | $12.3M | −$24K | Cut−$24K |
| Governors Lane LP | 1.12M | $11.5M | −$22.3K | Cut−$22.3K |
| TORONTO DOMINION BANK | 909.5K | $9.33M | −$18.2K | Cut−$897.6K |
| Saba Capital Management, L.P. | 804.9K | $8.26M | −$16.1K | Cut−$2.6M |
| Lineage Point Capital LP | 733.4K | $7.52M | −$10.6K | Added$2.07M |
| METEORA CAPITAL, LLC | 698.2K | $7.16M | −$14K | Cut−$255.7K |
| TWO SIGMA INVESTMENTS, LP | 537.3K | $5.51M | −$10.7K | Cut−$10.7K |
| Sculptor Capital LP | 500K | $5.13M | −$10K | Cut−$10K |
| D. E. Shaw & Co., Inc. | 500K | $5.13M | −$15K | Cut−$15K |
| Ghisallo Capital Management LLC | 500K | $5.13M | −$15K | Cut−$15K |
| HBK INVESTMENTS L P | 360K | $3.69M | −$7.2K | Cut−$7.2K |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 350K | $3.59M | −$10.5K | Cut−$1.04M |
| Radcliffe Capital Management, L.P. | 338.5K | $3.47M | −$5.54K | Added$626.1K |
| Centiva Capital, LP | 338K | $3.46M | −$10.1K | Cut−$10.1K |
| PICTON MAHONEY ASSET MANAGEMENT | 325K | $3.33M | −$9.75K | Cut−$9.75K |
| Periscope Capital Inc. | 323.1K | $3.32M | −$6.46K | Cut−$4.41K |
| MILLENNIUM MANAGEMENT LLC | 314.6K | $3.23M | −$5.95K | Added$167.7K |
| K2 PRINCIPAL FUND, L.P. | 297.2K | $3.05M | −$5.94K | Cut−$5.94K |
| AQR Arbitrage LLC | 283.1K | $2.9M | −$8.49K | Cut−$199.4K |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 252.8K | $2.59M | −$5.06K | Cut−$212.3K |
| Shaolin Capital Management LLC | 250.3K | $2.57M | −$4.61K | Added$200.6K |
| Context Capital Management, LLC | 250K | $2.56M | −$5K | Cut−$5K |
| DLD Asset Management, LP | 199.4K | $2.05M | −$3.99K | Cut−$3.99K |
| CITIGROUP INC | 181.9K | $1.86M | −$5.46K | Cut−$5.46K |
| ARISTEIA CAPITAL, L.L.C. | 150K | $1.54M | −$3K | Cut−$3K |
| Westchester Capital Management, LLC | 150K | $1.54M | — | New |
| BERKLEY W R CORP | 148.8K | $1.53M | −$2.98K | Cut−$2.98K |
| Schonfeld Strategic Advisors LLC | 140K | $1.44M | −$2.8K | Cut−$28.6K |
| READYSTATE ASSET MANAGEMENT LP | 136.5K | $1.4M | −$2.82K | Added$433.8K |
| JPMORGAN CHASE & CO | 130K | $1.33M | −$3.5K | Added$134.3K |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 100K | $1.03M | −$2K | Cut−$2K |
| GOLDMAN SACHS GROUP INC | 98.3K | $1.01M | −$1.97K | Cut−$1.97K |
| SONA ASSET MANAGEMENT (US) LLC | 83K | $851.5K | — | New |
| HEIGHTS CAPITAL MANAGEMENT, INC | 58.9K | $604K | −$1.77K | Cut−$1.77K |
| StoneX Group Inc. | 49.3K | $506K | — | New |
| CSS LLC/IL | 48.2K | $494.9K | −$965 | Cut−$19.1K |
| Walleye Capital LLC | 34.9K | $357.5K | −$1.05K | Cut−$1.05K |
| SIH Partners, LLLP | 27.1K | $278.2K | −$815 | Cut−$72.1K |
| Clear Street Group Inc. | 23.9K | $245.6K | −$479 | Cut−$300.3K |
| BNP PARIBAS FINANCIAL MARKETS | 11.3K | $116K | — | New |
| Citadel | 10.9K | $112.1K | — | New |
| PenderFund Capital Management Ltd. | 8K | $82K | −$240 | Cut−$240 |
| UBS Group AG | 600 | $6.16K | — | New |
| Glazer Capital, LLC | 379.9K | $3.9K | −$8 | Added$283 |
| MORGAN STANLEY | 69 | $708 | −$1 | Cut−$186 |
| Virtu Financial LLC | 39.4K | $404 | — | New |
| FNY Investment Advisers, LLC | 15.1K | $154 | −$1 | Cut−$1 |
Who left
- HGC Investment Management Inc.$2.45M
- FIFTH LANE CAPITAL, LP$1.28M
- MIZUHO SECURITIES USA LLC$1.01M
- Wealthspring Capital LLC$1.01M
- Alpine Global Management, LLC$864.1K
- Marex Group plc$141.9K
- BlueCrest Capital Management Ltd$102.8K
- Rangeley Capital, LLC$102.8K
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.