Spark Investment Management LLC — 13F Holdings & Portfolio
CIK 1554871 · latest 13F-HR filed 2026-08-10
Spark Investment Management LLC manages $51.2M in 13F-reported U.S. long-equity assets across 72 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are AMZN (20.09%), BB (8.22%), SPOT (6.27%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 49 new positions, exited 5, added to 8, and trimmed 12.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
26TH FLOOR
NEW YORK, NY 10155
$51.2M
Long-equity book
72
Distinct positions
2026-06-30
Filed 2026-08-10
+49 / −5 / ↑8 / ↓12
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- AMAZON COM INC$1.3M +14.4%
- TWILIO INC$418.7K +64.0%
- TESLA INC$293.1K +13.1%
- BARRICK MNG CORP$284.3K +18.3%
- BLOCK INC$137.6K +26.3%
Top Trims
- VERMILION ENERGY INC-$2.2M -56.9%
- PRECISION DRILLING CORP-$1.3M -54.5%
- OPEN TEXT CORP-$585.0K -43.0%
- KINROSS GOLD CORP-$488.4K -25.4%
- SPROTT INC-$433.9K -43.4%
New Positions
- BLACKBERRY LTD$4.2M
- CELESTICA INC$1.1M
- ARTERIS INC$1.1M
- BAYTEX ENERGY CORP$1.0M
- SILVERCORP METALS INC$829.4K
Exited Positions
- BRP INC$1.9M
- DOCEBO INC$473.0K
- MAGNA INTL INC$446.6K
- ROGERS COMMUNICATIONS INC$346.0K
- ELDORADO GOLD CORP NEW$206.0K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | AMAZON COM INC | AMZN | 023135106 | $10.3M | 20.09% | 43,180 | SH |
| 2 | BLACKBERRY LTD | BB | 09228F103 | $4.2M | 8.22% | 334,000 | SH |
| 3 | SPOTIFY TECHNOLOGY S A | SPOT | L8681T102 | $3.2M | 6.27% | 7,000 | SH |
| 4 | TESLA INC | TSLA | 88160R101 | $2.5M | 4.93% | 6,000 | SH |
| 5 | CENTERRA GOLD INC | CGAU | 152006102 | $2.3M | 4.54% | 147,000 | SH |
| 6 | LIGHTSPEED COMMERCE INC | LSPD | 53229C107 | $1.9M | 3.80% | 186,000 | SH |
| 7 | BARRICK MNG CORP | B | 06849F108 | $1.8M | 3.58% | 50,000 | SH |
| 8 | ENERFLEX LTD | EFXT | 29269R105 | $1.7M | 3.35% | 70,000 | SH |
| 9 | VERMILION ENERGY INC | VET | 923725105 | $1.7M | 3.30% | 181,000 | SH |
| 10 | KINROSS GOLD CORP | KGC | 496902404 | $1.4M | 2.80% | 60,750 | SH |
| 11 | CELESTICA INC | CLS | 15101Q207 | $1.1M | 2.13% | 3,000 | SH |
| 12 | OBSIDIAN ENERGY LTD | OBE | 674482203 | $1.1M | 2.12% | 133,000 | SH |
| 13 | PRECISION DRILLING CORP | PDS | 74022D407 | $1.1M | 2.10% | 14,000 | SH |
| 14 | ARTERIS INC | AIP | 04302A104 | $1.1M | 2.10% | 22,100 | SH |
| 15 | TWILIO INC | TWLO | 90138F102 | $1.1M | 2.09% | 5,200 | SH |
| 16 | BAYTEX ENERGY CORP | BTE | 07317Q105 | $1.0M | 2.03% | 259,000 | SH |
| 17 | SILVERCORP METALS INC | SVM | 82835P103 | $829.4K | 1.62% | 82,000 | SH |
| 18 | AMBIQ MICRO INC | AMBQ | 023193105 | $777.0K | 1.52% | 8,800 | SH |
| 19 | OPEN TEXT CORP | OTEX | 683715106 | $773.9K | 1.51% | 35,000 | SH |
| 20 | NVIDIA CORPORATION | NVDA | 67066G104 | $700.3K | 1.37% | 3,500 | SH |
| 21 | CENOVUS ENERGY INC | CVE | 15135U109 | $694.1K | 1.35% | 28,000 | SH |
| 22 | BLOCK INC | XYZ | 852234103 | $661.2K | 1.29% | 8,700 | SH |
| 23 | SOUTH BOW CORP | SOBO | 83671M105 | $598.3K | 1.17% | 17,000 | SH |
| 24 | PAN AMERN SILVER CORP | PAAS | 697900108 | $582.2K | 1.14% | 13,000 | SH |
| 25 | DROPBOX INC | DBX | 26210C104 | $576.9K | 1.13% | 21,000 | SH |
| 26 | SPROTT INC | SII | 852066208 | $564.7K | 1.10% | 5,000 | SH |
| 27 | CANADA GOOSE HLDGS INC | GOOS | 135086106 | $548.7K | 1.07% | 58,000 | SH |
| 28 | AGNICO EAGLE MINES LTD | AEM | 008474108 | $465.7K | 0.91% | 3,000 | SH |
| 29 | MONDAY COM LTD | MNDY | M7S64H106 | $427.1K | 0.83% | 5,900 | SH |
| 30 | FORTUNA MNG CORP | FSM | 349942102 | $380.1K | 0.74% | 45,000 | SH |
| 31 | DIGI INTL INC | DGII | 253798102 | $374.8K | 0.73% | 5,000 | SH |
| 32 | FASTLY INC | FSLY | 31188V100 | $339.7K | 0.66% | 18,500 | SH |
| 33 | DIEBOLD NIXDORF INC | DBD | 253651202 | $306.1K | 0.60% | 3,600 | SH |
| 34 | SILVACO GROUP INC | SVCO | 82728C102 | $303.0K | 0.59% | 21,974 | SH |
| 35 | DIGITALOCEAN HLDGS INC | DOCN | 25402D102 | $267.0K | 0.52% | 1,700 | SH |
| 36 | BITDEER TECHNOLOGIES GROUP | BTDR | G11448100 | $241.2K | 0.47% | 15,200 | SH |
| 37 | FOSSIL GROUP INC | FOSL | 34988V106 | $231.4K | 0.45% | 55,900 | SH |
| 38 | KYVERNA THERAPEUTICS INC | KYTX | 501976104 | $223.6K | 0.44% | 25,100 | SH |
| 39 | HUDBAY MINERALS INC | HBM | 443628102 | $212.3K | 0.41% | 9,000 | SH |
| 40 | ONE STOP SYS INC | OSS | 68247W109 | $207.3K | 0.40% | 11,400 | SH |
| 41 | ONESPAN INC | OSPN | 68287N100 | $190.9K | 0.37% | 13,300 | SH |
| 42 | CORSAIR GAMING INC | CRSR | 22041X102 | $184.7K | 0.36% | 19,100 | SH |
| 43 | CLIMB BIO INC | CLYM | 28658R106 | $177.3K | 0.35% | 13,600 | SH |
| 44 | ARTIVA BIOTHERAPEUTICS INC | ARTV | 04317A107 | $160.1K | 0.31% | 16,500 | SH |
| 45 | CENTURY THERAPEUTICS INC | IPSC | 15673T100 | $144.6K | 0.28% | 59,000 | SH |
| 46 | PUMA BIOTECHNOLOGY INC | PBYI | 74587V107 | $137.9K | 0.27% | 17,000 | SH |
| 47 | MAKO MNG CORP | MAKO | 56089A400 | $118.2K | 0.23% | 16,092 | SH |
| 48 | SMARTBIRD INC | BIRD | 01675A208 | $110.5K | 0.22% | 27,634 | SH |
| 49 | GCT SEMICONDUCTOR HLDG INC | GCTS | 36170N107 | $110.2K | 0.22% | 37,100 | SH |
| 50 | OVID THERAPEUTICS INC | OVID | 690469101 | $85.5K | 0.17% | 31,800 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-10 | $51.2M | 72 | 0000899140-26-000792 |
| 2026-03-31 | 2026-05-11 | $41.6M | 28 | 0000899140-26-000429 |
| 2025-12-31 | 2026-02-11 | $40.2M | 27 | 0000899140-26-000156 |
| 2025-09-30 | 2025-11-12 | $39.8M | 20 | 0000899140-25-001262 |