Lynrock Lake LP
13F filer · CIK 1734341 · Rye Brook, NY
Summary
Lynrock Lake LP reported $1.58B across 27 positions in its 13F for 2026 Q2, filed Aug 14, 2026. The largest holdings are TDC (13.9%), PAGERDUTY INC (13.2%), FIVN 1 03.15.29 (11.2%). Versus 2026 Q1, leaving options aside, it opened 2 new positions, added to 7, trimmed 5 and sold out of 2.
Reported value$1.58B
Positions27
Report period2026 Q2
FiledAug 14, 2026
New positions2
Added7
Trimmed5
Sold out2
Top 25 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 13.9%Value $219.99MPrice $28.69Shares 6.35M -32.13%Since Jun 30 -17.20%
PAGERDUTY INCNo ticker matchHold
Weight 13.2%Value $208.28MPrincipal $221.72M
Weight 11.2%Value $178.12MPrincipal $200.22M +7.52%
COMMERCE.COM INCNo ticker matchHold
Weight 9.2%Value $146.46MPrincipal $150.00M
RAPID7 INCNo ticker matchAdd
Weight 9.1%Value $143.73MPrincipal $168.11M +27.56%
RAPID7 INCNo ticker matchAdd
Weight 8.8%Value $139.50MPrincipal $144.56M +12.48%
Weight 8.6%Value $135.79MPrincipal $145.32M +1.46%
Weight 5.6%Value $88.80MPrice $6.48Shares 19.02M +4.54%Since Jun 30 +38.76%
Weight 5.6%Value $88.60MPrice $8.44Shares 10.01MSince Jun 30 -4.63%
Weight 3.4%Value $53.43MPrice $32.97Shares 1.78MSince Jun 30 +10.01%
Weight 2.3%Value $36.78MPrice $10.18Shares 2.61M -17.62%Since Jun 30 -27.80%
Weight 2.3%Value $35.75MPrice $14.95Shares 3.70M +171.06%Since Jun 30 +54.92%
Weight 2.0%Value $31.51MPrice $3.74Shares 8.75M +9.22%Since Jun 30 +3.89%
Weight 1.9%Value $29.94MPrice $26.37Shares 1.07MSince Jun 30 -6.06%
Weight 1.7%Value $27.43MPrice $3.11Shares 9.27MSince Jun 30 +5.07%
Weight 0.3%Value $5.43MPrice $2.75Shares 1.42MSince Jun 30 -28.20%
Weight 0.3%Value $4.53MPrice $2.58Shares 1.11M -3.67%Since Jun 30 -36.61%
Weight 0.3%Value $4.31MPrice $17.82Shares 301KSince Jun 30 +24.18%
COMMERCE.COM INCNo ticker matchHold
Weight 0.1%Value $2.19MPrincipal $2.23M
Weight 0.1%Value $906.7KPrice $2.75Shares 267KSince Jun 30 -19.12%
Weight 0.0%Value $551.6KPrice $8.45Shares 40K -87.32%Since Jun 30 -38.72%
Weight 0.0%Value $518.5KPrice $10.21Shares 50KSince Jun 30 -1.54%
Weight 0.0%Value $509.0KPrice $10.59Shares 50KSince Jun 30 +4.03%
Weight 0.0%Value $468.4KPrice $18.63Shares 19K -98.00%Since Jun 30 -22.95%
Weight 0.0%Value $13.4KPrice $16.59Shares 666Since Jun 30 -17.59%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 13.9% | $219.99M | -17.20% | -32.13% | Trim | |
| PAGERDUTY INCNo ticker match | 13.2% | $208.28M | — | — | Hold |
| 11.2% | $178.12M | — | +7.52% | Add | |
| COMMERCE.COM INCNo ticker match | 9.2% | $146.46M | — | — | Hold |
| RAPID7 INCNo ticker match | 9.1% | $143.73M | — | +27.56% | Add |
| RAPID7 INCNo ticker match | 8.8% | $139.50M | — | +12.48% | Add |
| 8.6% | $135.79M | — | +1.46% | Add | |
| 5.6% | $88.80M | +38.76% | +4.54% | Add | |
| 5.6% | $88.60M | -4.63% | — | Hold | |
| 3.4% | $53.43M | +10.01% | — | New | |
| 2.3% | $36.78M | -27.80% | -17.62% | Trim | |
| 2.3% | $35.75M | +54.92% | +171.06% | Add | |
| 2.0% | $31.51M | +3.89% | +9.22% | Add | |
| 1.9% | $29.94M | -6.06% | — | New | |
| 1.7% | $27.43M | +5.07% | — | Hold | |
| 0.3% | $5.43M | -28.20% | — | Hold | |
| 0.3% | $4.53M | -36.61% | -3.67% | Trim | |
| 0.3% | $4.31M | +24.18% | — | Hold | |
| COMMERCE.COM INCNo ticker match | 0.1% | $2.19M | — | — | Hold |
| 0.1% | $906.7K | -19.12% | — | Hold | |
| 0.0% | $551.6K | -38.72% | -87.32% | Trim | |
| 0.0% | $518.5K | -1.54% | — | Hold | |
| 0.0% | $509.0K | +4.03% | — | Hold | |
| 0.0% | $468.4K | -22.95% | -98.00% | Trim | |
| 0.0% | $13.4K | -17.59% | — | Hold |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
RAPID7 INCNo ticker match≈ $31.06MAdd
RAPID7 INCNo ticker match≈ $15.48MAdd
Largest sells in 2026 Q2
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.