Insider · CIK 0000830588
SUMMIT PARTNERS L P
Files at: KVYO, ATEN, CASA, ACIA, MTSI. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 SForm 4 → | Aug 13, 4:30 pm EDT | Klaviyo, Inc.KVYO | 5,000,000 | $17.71 | $88,550,000 | 0 | −100% | |
| Aug 11, 2026 CForm 4 → | Aug 13, 4:30 pm EDT | Klaviyo, Inc.KVYO | 5,000,000 | — | — | 5,000,000 | — | |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:22 pm EST | A10 Networks, Inc.ATEN | 23,112 | — | — | 9,515,529 | — | plan? |
| Apr 30, 2018 SForm 4 → | Apr 30, 4:07 pm EDT | Casa Systems IncCASA | 4,717,520 | $25.00 | $117,938,000 | 34,124,480 | −12.1% | plan? |
| Dec 19, 2017 PForm 4 → | Dec 19, 4:02 pm EST | Casa Systems IncCASA | 250,000 | $13.00 | $3,250,000 | 38,842,000 | +0.65% | plan? |
| Dec 19, 2017 CForm 4 → | Dec 19, 4:02 pm EST | Casa Systems IncCASA | 38,592,000 | — | — | 38,592,000 | — | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:09 pm EDT | A10 Networks, Inc.ATEN | 18,359 | — | — | 9,492,417 | — | plan? |
| Jun 1, 2016 AForm 4 → | Jun 3, 4:05 pm EDT | A10 Networks, Inc.ATEN | 22,590 | — | — | 9,474,058 | — | plan? |
| May 18, 2016 CForm 4 → | May 20, 4:02 pm EDT | Acacia Communications, Inc.ACIA | 2,896,329 | — | — | 2,896,329 | — | plan? |
| Jan 28, 2016 SForm 4 → | Feb 1, 6:04 pm EST | M/A-COM Technology Solutions Holdings, Inc.MTSI | 2,700,000 | $37.70 | $101,790,000 | 3,515,938 | −43.4% | plan? |
| Jun 10, 2015 AForm 4 → | Jun 12, 4:18 pm EDT | A10 Networks, Inc.ATEN | 23,622 | — | — | 9,451,468 | — | plan? |
| May 29, 2015 SForm 4 → | Jun 2, 5:04 pm EDT | M/A-COM Technology Solutions Holdings, Inc.MTSI | 34,565 | $38.32 | $1,324,458 | 6,215,938 | −0.55% | plan? |
| May 15, 2015 AForm 4 → | May 19, 3:55 pm EDT | M/A-COM Technology Solutions Holdings, Inc.MTSI | 1,577 | — | — | 6,250,503 | — | plan? |
| Feb 11, 2015 SForm 4 → | Feb 11, 4:14 pm EST | M/A-COM Technology Solutions Holdings, Inc.MTSI | 2,235,000 | $28.58 | $63,865,125 | 6,248,926 | −26.3% | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 CForm 4 → | Aug 13, 4:30 pm EDT | Klaviyo, Inc.KVYO | 5,000,000 | — | — | 13,852,778 | — | |
| Dec 19, 2017 CForm 4 → | Dec 19, 4:02 pm EST | Casa Systems IncCASA | 3,859,200 | — | — | 0 | — | |
| May 18, 2016 CForm 4 → | May 20, 4:02 pm EDT | Acacia Communications, Inc.ACIA | 2,896,329 | — | — | 0 | — |