Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Greenhaven Road Investment Management, L.P. 13F Holdings -- Portfolio & Top Positions (2026-03-31)

Greenhaven Road Investment Management, L.P. (CIK 1741129) reported $145.4M across 16 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: HGTY ($25.0M, 17.17%), CLBT ($21.2M, 14.55%), KFS ($19.3M, 13.29%), ASTS ($18.7M, 12.84%), LFCR ($13.2M, 9.05%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1HGTYHAGERTY INC$25.0M17.17%2.4MTrimmed
2CLBTCELLEBRITE DI LTD$21.2M14.55%1.5MTrimmed
3KFSKINGSWAY FINL SVCS INC$19.3M13.29%1.9MTrimmed
4ASTSAST SPACEMOBILE INC$18.7M12.84%225,219Trimmed
5LFCRLIFECORE BIOMEDICAL INC$13.2M9.05%3.5MTrimmed
6PARPAR TECHNOLOGY CORP$10.8M7.43%810,444Trimmed
7KKRKKR & CO INC$9.9M6.78%106,600Trimmed
8BURBURFORD CAPITAL LIMITED$9.7M6.66%2.1MAdded
9ALLTALLOT LTD$8.4M5.80%1.3MAdded
10NNNEXTNAV INC$5.6M3.85%349,333Added
11ZMZOOM COMMUNICATIONS INC$2.0M1.38%25,000New
12MERLIN INC$795,5130.55%108,233New
13INFLLISTED FDS TR$528,7920.36%16,024New
14MTRXMATRIX SVC CO$160,3640.11%13,969Hold
15PESIPERMA-FIX ENVIRONMENTAL SVCS$120,4520.08%11,303New
16RSSSRESEARCH SOLUTIONS INC$86,9580.06%38,477Hold
17QRHCQUEST RESOURCE HLDG CORP$37,4410.03%31,463Hold
18TLTISHARES TR$00.00%0Exited
19LPXLOUISIANA PAC CORP$00.00%0Exited
20PINSPINTEREST INC$00.00%0Exited

Source: SEC Form 13F filings · as of 2026-03-31