Greenhaven Road Investment Management, L.P.

Institutional manager — quarterly 13F holdings, Q ending 2026-03-31

Reported value
$145.4M
Q ending 2026-03-31
Prior quarter
$594.0M
Q ending 2025-12-31
Change
-75.5% QoQ · -40.8% YoY
Positions
17
reported holdings

Largest positions

All 17 reported positions, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
HoldingTickerTypeValueShares
Hagerty IncHGTYShares$25.0M2.4M
Cellebrite Di LtdShares$21.2M1.5M
Kingsway Finl Svcs IncKWYShares$19.3M1.9M
Ast Spacemobile IncASTSShares$18.7M225K
Lifecore Biomedical IncLFCRShares$13.2M3.5M
Par Technology CorpPARShares$10.8M810K
Kkr & Co IncKKRShares$9.9M107K
Burford Capital LimitedShares$9.7M2.1M
Allot LtdShares$8.4M1.3M
Nextnav IncNNShares$5.6M349K
Zoom Communications IncZMShares$2.0M25K
Merlin IncMRLNShares$796K108K
Listed Fds TrINFLShares$529K16K
Matrix Svc CoMTRXShares$160K14K
Perma-Fix Environmental SvcsPESIShares$120K11K
Research Solutions IncRSSSShares$87K38K
Quest Resource Hldg CorpQRHCShares$37K31K

Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.